CN102876018A - Method for preparing nano nitrile rubber modified cast nylon 6 - Google Patents
Method for preparing nano nitrile rubber modified cast nylon 6 Download PDFInfo
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- CN102876018A CN102876018A CN2012103771524A CN201210377152A CN102876018A CN 102876018 A CN102876018 A CN 102876018A CN 2012103771524 A CN2012103771524 A CN 2012103771524A CN 201210377152 A CN201210377152 A CN 201210377152A CN 102876018 A CN102876018 A CN 102876018A
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- 229920002292 Nylon 6 Polymers 0.000 title claims abstract description 40
- 229920000459 Nitrile rubber Polymers 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title abstract description 11
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000009413 insulation Methods 0.000 claims abstract description 19
- 239000004677 Nylon Substances 0.000 claims description 62
- 229920001778 nylon Polymers 0.000 claims description 62
- 238000002360 preparation method Methods 0.000 claims description 41
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 39
- 229920013649 Paracril Polymers 0.000 claims description 38
- 238000000605 extraction Methods 0.000 claims description 29
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 29
- 239000003999 initiator Substances 0.000 claims description 17
- 238000002844 melting Methods 0.000 claims description 17
- 230000008018 melting Effects 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 16
- 239000000243 solution Substances 0.000 claims description 16
- 239000000725 suspension Substances 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 15
- 239000007924 injection Substances 0.000 claims description 15
- 238000005303 weighing Methods 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 14
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 claims description 8
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 claims description 8
- 239000005057 Hexamethylene diisocyanate Substances 0.000 claims description 6
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 claims description 6
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 claims description 5
- 238000006116 polymerization reaction Methods 0.000 claims description 5
- 239000003054 catalyst Substances 0.000 claims description 3
- 230000035484 reaction time Effects 0.000 claims description 2
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 2
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 claims 1
- 239000000956 alloy Substances 0.000 abstract description 18
- 229910045601 alloy Inorganic materials 0.000 abstract description 18
- 229920000642 polymer Polymers 0.000 abstract description 18
- 239000000463 material Substances 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 3
- 238000005904 alkaline hydrolysis reaction Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000007151 ring opening polymerisation reaction Methods 0.000 abstract description 2
- 125000002560 nitrile group Chemical group 0.000 abstract 1
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 230000006872 improvement Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 125000005442 diisocyanate group Chemical group 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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- Polyurethanes Or Polyureas (AREA)
Abstract
The invention relates to a method for preparing nano nitrile rubber modified cast nylon 6. According to the method, nano nitrile rubber is used as a modified component, the characteristic of a nitrile group which can generate alkaline hydrolysis reaction in the alkaline environment is utilized, and alloy of two polymers is formed while the ring opening polymerization of caprolactam is performed. By means of the method, a material with a reactive group is innovatively utilized for preparing the polymer alloy, the cast nylon 6 modified by the method maintains intrinsic performances of self-lubricating, anticorrosion, insulation and the like of cast nylon 6, the toughness of the cast nylon 6 is substantially improved, the operating process is simple, the performance of the prepared polymer alloy is superior, and the method is suitable for industrialized production.
Description
Technical field
The present invention relates to a kind of modification mode of nylon monomer-cast nylon 6, particularly a kind of utilization has the preparation method of the modified-high polymer nylon monomer-cast nylon 6 of reactive group, is specifically related to the preparation method of the acrylonitrile butadiene rubber modified nylon monomer-cast nylon 6 of a kind of nanometer.
Background technology
Nylon monomer-cast nylon 6 claims again MCPA6, is a kind of nylon 6 that utilizes the anionic polymerisation process preparation.It is under normal pressure, certain temperature, utilizes strong alkaline substance to make catalyzer the direct mould that is preheating to certain temperature that injects of the caprolactam monomer of melting is carried out polyreaction, solidifies the tough and tensile solid that obtains.Because it has lightweight, the characteristic such as intensity is high, self-lubricating, wear-resisting, anticorrosion, insulation, MCPA6 is widely used in the industrial circles such as petrochemical complex, national defense industry, machinery and weaving, becomes one of important engineering plastics.The at present modification for nylon monomer-cast nylon mainly concentrates on the blend aspect, and modification or packing material are mixed in the matrix simply, remains further to be improved for the improvement of substrate performance.
Summary of the invention
The present invention only is that modification or packing material are mixed in nylon monomer-cast nylon 6 matrixes simply for solving at present, substrate performance improves not good problem, selected the nanometer paracril that has simultaneously nanoscale and reactive group to come modified cast nylon 6, thereby in nylon monomer-cast nylon 6 in-situ polymerizations, participate in reaction and realize modification, significantly promoted the toughness of material.
For achieving the above object, the present invention is by the following technical solutions:
The preparation method of the acrylonitrile butadiene rubber modified nylon monomer-cast nylon 6 of nanometer of the present invention may further comprise the steps:
(1) hexanolactam that takes by weighing 100 weight parts places reaction vessel, is heated to melting under the nitrogen atmosphere protection;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 20 ~ 30min at 120 ~ 140 ℃;
(3) the lower nanometer paracril that adds 1 ~ 5 weight part of nitrogen atmosphere protection, preparation nanometer paracril suspension liquid;
(4) basic catalyst of adding 0.2 ~ 1 weight part carries out the 20 ~ 30min that dewaters under 120 ~ 140 ℃ of vacuum;
(5) in the solution of above-mentioned preparation, add the diisocyanates initiator of 0.2 ~ 1 weight part, mix the mould that rear rapid injection is preheating to 150 ℃ ~ 200 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind insulation polymerization 10 ~ 40min.
Described paracril is preferably the polymer-modified of particle diameter 10 ~ 100nm.
Described hexanolactam is the technical grade hexanolactam.
The described nanometer paracril of step (3) suspension liquid by the nanometer paracril directly in hexanolactam ultra-sonic dispersion make.
Strong alkali catalyst in the preferred organic or inorganic of the described catalyzer of step (4) most preferably is sodium hydroxide or sodium methylate.
The described initiator of step (5) is preferably tolylene diisocyanate, diphenylmethanediisocyanate or hexamethylene diisocyanate.
The described insulation polymerization reaction time of step (5) is 20min ~ 30min.
The present invention as modified component, utilizes the itrile group group that the characteristic that alkaline hydrolysis reacts occurs under alkaline environment with the nanometer paracril, forms the alloy of two kinds of polymkeric substance in the hexanolactam ring-opening polymerization.The present invention adopts the material with reactive group to prepare polymer alloy innovatively, utilizes the nylon monomer-cast nylon 6 of modification of the present invention, has significantly improved nylon monomer-cast nylon 6 toughness, and when nanometer paracril content was 2%, shock strength improved 57.5%; Operating procedure of the present invention is simple, and prepared polymer alloy superior performance is suitable for suitability for industrialized production.
Embodiment
Below in conjunction with specific examples content of the present invention is further detailed; but described embodiment is not to be simple restriction to connotation of the present invention, any simple change of having done based on connotation of the present invention or be equal to replacement and all should belong within the present invention's scope required for protection.
Embodiment 1
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 1 weight part;
(4) the catalyzer sodium hydroxide of adding 0.2 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator tolylene diisocyanate of adding 0.4 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
Embodiment 2
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 1 weight part;
(4) the catalyzer sodium hydroxide of adding 0.2 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator diphenylmethanediisocyanate of adding 0.4 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
Embodiment 3
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 1 weight part;
(4) the catalyzer sodium hydroxide of adding 0.2 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator hexamethylene diisocyanate of adding 0.4 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
Embodiment 4
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 2 weight parts;
(4) the catalyzer sodium hydroxide of adding 0.2 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator tolylene diisocyanate of adding 0.4 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
Embodiment 5
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 2 weight parts;
(4) the catalyzer sodium hydroxide of adding 0.2 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator diphenylmethanediisocyanate of adding 0.4 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
Embodiment 6
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 2 weight parts;
(4) the catalyzer sodium hydroxide of adding 0.2 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator hexamethylene diisocyanate of adding 0.4 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
Embodiment 7
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 5 weight parts;
(4) the catalyzer sodium hydroxide of adding 0.2 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator tolylene diisocyanate of adding 0.4 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
Embodiment 8
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 5 weight parts;
(4) the catalyzer sodium hydroxide of adding 0.2 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator diphenylmethanediisocyanate of adding 0.6 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
Embodiment 9
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 5 weight parts;
(4) the catalyzer sodium hydroxide of adding 0.2 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator hexamethylene diisocyanate of adding 1 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
Embodiment 10
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 1 weight part;
(4) the catalyzer sodium methylate of adding 0.5 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator tolylene diisocyanate of adding 0.4 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
Embodiment 11
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 1 weight part;
(4) the catalyzer sodium methylate of adding 1 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator tolylene diisocyanate of adding 0.4 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
Embodiment 12
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) (particle diameter 30 ~ 60nm) utilizes ultrasonic wave to disperse preparation nanometer paracril suspension liquid to the nanometer paracril of the lower adding of nitrogen atmosphere protection 5 weight parts;
(4) the catalyzer sodium hydroxide of adding 0.2 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(5) the initiator hexamethylene diisocyanate of adding 0.2 weight part in the solution of above-mentioned preparation, mix the mould that rear rapid injection is preheating to 160-170 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6/ nanometer nitrile rubber polymer alloy property sees Table one.
The control group example
(1) takes by weighing 100 weight part hexanolactams and place reaction vessel, under the nitrogen atmosphere protection, be heated to 70 ℃ of meltings;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 30min at 130 ℃;
(3) the catalyzer sodium hydroxide of adding 0.2 weight part, 130 ℃ are carried out vacuum hydro-extraction 30min;
(4) the initiator tolylene diisocyanate of adding 0.4 weight part in the solution of above-mentioned preparation mixes the mould that rear rapid injection is preheating to 160-170 ℃, and cooling and demolding under the room temperature namely makes nylon monomer-cast nylon 6 behind the insulation polyase 13 0min.
Prepared nylon monomer-cast nylon 6 material properties see Table one.
Table one
| Performance | Notched Izod impact strength (kj/m 2） | Degree of crystallinity (%) | Melting enthalpy (j/g) |
| Control group | 7.3 | 20.3 | 38.7 |
| Example 1 | 9.8 | 19.1 | 36.4 |
| Example 2 | 9.6 | 18.9 | 36.0 |
| Example 3 | 9.3 | 18.7 | 35.8 |
| Example 4 | 11.5 | 18.0 | 34.3 |
| Example 5 | 11.2 | 18.8 | 34.2 |
| Example 6 | 11.1 | 18.4 | 33.7 |
| Example 7 | 10.3 | 18.5 | 35.2 |
| Example 8 | 10.2 | 18.2 | 34.9 |
| Example 9 | 9.9 | 18.1 | 34.4 |
| Example 10 | 8.8 | 20.1 | 38.4 |
| Example 11 | 9.1 | 19.9 | 37.3 |
| Example 12 | 8.5 | 20.2 | 38.6 |
In the process by present method modified cast nylon 6, compare with the case of comparative examples of simple blend, the present invention adopts the nylon monomer-cast nylon 6 and material modified internal structure homogeneous after the method modification, stable performance, significantly improved toughness, shock strength can improve and reaches 57.5% when nanometer paracril content is 2%.
To the description of above-mentioned example mainly in order to embody principle and advantage of the present invention; but these examples do not limit use range of the present invention; under the prerequisite that does not break away from the principle of the invention and scope, changes and improvements of the present invention all fall in the claimed scope of the invention.
Claims (7)
1. the preparation method of the acrylonitrile butadiene rubber modified nylon monomer-cast nylon 6 of nanometer is characterized in that may further comprise the steps:
(1) hexanolactam that takes by weighing 100 weight parts places reaction vessel, is heated to melting under the nitrogen atmosphere protection;
(2) above-mentioned hexanolactam is carried out vacuum hydro-extraction 20 ~ 30min at 120 ~ 140 ℃;
(3) the lower nanometer paracril that adds 1 ~ 5 weight part of nitrogen atmosphere protection, preparation nanometer paracril suspension liquid;
(4) basic catalyst of adding 0.2 ~ 1 weight part, 120 ~ 140 ℃ of lower vacuum hydro-extraction 20 ~ 30min;
(5) in the solution of above-mentioned preparation, add the cyanate initiator of 0.2 ~ 1 weight part, mix the mould that rear rapid injection is preheating to 150 ℃ ~ 200 ℃, cooling and demolding under the room temperature namely makes the acrylonitrile butadiene rubber modified nylon monomer-cast nylon of a kind of nanometer 6 behind insulation polymerization 10 ~ 40min.
2. the preparation method of the acrylonitrile butadiene rubber modified nylon monomer-cast nylon 6 of a kind of nanometer according to claim 1 is characterized in that, the paracril described in the step (3) is the polymer-modified of particle diameter 10 ~ 100nm.
3. the preparation method of the acrylonitrile butadiene rubber modified nylon monomer-cast nylon 6 of a kind of nanometer according to claim 1 is characterized in that, described hexanolactam is the technical grade hexanolactam.
4. the preparation method of the acrylonitrile butadiene rubber modified nylon monomer-cast nylon 6 of a kind of nanometer according to claim 1 is characterized in that, the described nanometer paracril of step (3) suspension liquid is to be made by nanometer paracril direct ultra-sonic dispersion in hexanolactam.
5. the preparation method of the acrylonitrile butadiene rubber modified nylon monomer-cast nylon 6 of a kind of nanometer according to claim 1 is characterized in that, the described catalyzer of step (4) is sodium hydroxide or sodium methylate.
6. the preparation method of the acrylonitrile butadiene rubber modified nylon monomer-cast nylon 6 of a kind of nanometer according to claim 1 is characterized in that, the described initiator of step (5) is tolylene diisocyanate, diphenylmethanediisocyanate or hexamethylene diisocyanate.
7. the preparation method of the acrylonitrile butadiene rubber modified nylon monomer-cast nylon 6 of a kind of nanometer according to claim 1 is characterized in that, the described insulation polymerization reaction time of step (5) is 20min ~ 30min.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103965465A (en) * | 2013-01-29 | 2014-08-06 | 合肥杰事杰新材料股份有限公司 | Casting nylon 6 nanometer composite material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6335100B1 (en) * | 1985-05-31 | 2002-01-01 | Sumitomo Rubber Industries, Ltd. | Structural material and process for its production |
| CN101195706A (en) * | 2006-12-09 | 2008-06-11 | 中国科学院兰州化学物理研究所 | Preparation method of polyurethane toughened cast nylon composite material |
| CN101555351A (en) * | 2008-04-10 | 2009-10-14 | 上海杰事杰新材料股份有限公司 | Preparation method of nano rubber toughening nylon material |
| CN102391501A (en) * | 2011-08-08 | 2012-03-28 | 株洲时代新材料科技股份有限公司 | High-strength super-toughness casting nylon piling machine cushion and preparation method thereof |
-
2012
- 2012-10-08 CN CN2012103771524A patent/CN102876018A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6335100B1 (en) * | 1985-05-31 | 2002-01-01 | Sumitomo Rubber Industries, Ltd. | Structural material and process for its production |
| CN101195706A (en) * | 2006-12-09 | 2008-06-11 | 中国科学院兰州化学物理研究所 | Preparation method of polyurethane toughened cast nylon composite material |
| CN101555351A (en) * | 2008-04-10 | 2009-10-14 | 上海杰事杰新材料股份有限公司 | Preparation method of nano rubber toughening nylon material |
| CN102391501A (en) * | 2011-08-08 | 2012-03-28 | 株洲时代新材料科技股份有限公司 | High-strength super-toughness casting nylon piling machine cushion and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| BOFEN HUANG; XIAO LI; ZHIYUAN LI; 等: "Preparation and analysis of high toughness casting nylon 6 / nanometre Nitrile Rubber copolymer alloys", 《2011 INTERNATIONAL CONFERENCE ON REMOTE SENSING, ENVIRONMENT AND TRANSPORTATION ENGINEERING》 * |
| 李枭等: "浇铸尼龙6 /ABS 聚合物合金的研究", 《塑料工业》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103965465A (en) * | 2013-01-29 | 2014-08-06 | 合肥杰事杰新材料股份有限公司 | Casting nylon 6 nanometer composite material and preparation method thereof |
| CN103965465B (en) * | 2013-01-29 | 2018-01-12 | 合肥杰事杰新材料股份有限公司 | A kind of nano composite material of nylon monomer-cast nylon 6 and preparation method thereof |
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