CN101173077A - Toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon composite material - Google Patents
Toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon composite material Download PDFInfo
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- CN101173077A CN101173077A CNA2006101177907A CN200610117790A CN101173077A CN 101173077 A CN101173077 A CN 101173077A CN A2006101177907 A CNA2006101177907 A CN A2006101177907A CN 200610117790 A CN200610117790 A CN 200610117790A CN 101173077 A CN101173077 A CN 101173077A
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- molecular weight
- weight polyethylene
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Abstract
The invention relates to a toughening high-wearing super molecule quantity polyethylene / monomer cast nylon composite material. The raw material of the composite material comprises the following components and the weight part content that 2 to 8 parts of modification super molecule quantity polyethylene and 0.05 to 0.20 parts of catalyzer and 0.10 to 0.50 parts of activator and 100 parts of caprolactam monomer are clad,. Compared with the prior art, the composite material of the invention has high anti-collision intensity and bending strength high and good abrasion resistance, etc.
Description
Technical field
The present invention relates to the polymer science technical field, relate in particular to a kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material.
Background technology
MC nylon also claims nylon monomer-cast nylon.Nylon monomer-cast nylon is in the presence of anionic catalyst and activator, and polymerization forming makes in mould in caprolactam monomer direct pouring.Because its production process is short, technology is simple, and monomer cast nylon product tensile strength height, big, the wear-resistant self-lubricating of Young's modulus, be used to make and obtained significant effect aspect the mechanical part replacing non-ferrous metal copper, tin and steel alloy, the fields such as machinery, weaving, petrochemical industry and national defense industry that are widely used in are as wear-resisting, antifriction material.But common MC nylon exists toughness relatively poor, and resistance to impact shock is lower, is easy to shortcomings such as brittle rupture; The part that under high-load condition, uses, its wear resistance, and self lubricity is not good enough, wear rate is bigger, and in the occasion of high impact property, the use of MC nylon products also usually is restricted.
Summary of the invention
Purpose of the present invention is exactly the toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material that provides a kind of energy to satisfy in order to overcome the defective that above-mentioned prior art exists to bear the needs of the application of high impact loads more and wear resistant applications.
Purpose of the present invention can be achieved through the following technical solutions: a kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material is characterized in that the raw material of this matrix material comprises following component and weight part content:
The composition weight umber
Coating modification ultrahigh molecular weight polyethylene(UHMWPE) 2～8,
Catalyzer 0.05～0.20,
Activator 0.10～0.50,
Caprolactam monomer 100.
Described coating modification ultrahigh molecular weight polyethylene(UHMWPE) obtains by following technology:
A: Modification of UHMWPE: be equipped with in the powerful stirred autoclave one, the ultrahigh molecular weight polyethylene(UHMWPE) that adds 80～98wt%, add the interfacial agents of 1～15wt%, the maleic anhydride of 0.1～5wt%, the initiator of 0.1～5wt% again, under 80～100 ℃, 150～200 rev/mins rotating speed, reacted while stirring 1.5～2 hours;
B: the ultrahigh molecular weight polyethylene(UHMWPE) of Resins, epoxy coating modification: the Resins, epoxy that adds 5～15wt%, after waiting to be uniformly dispersed, the solidifying agent that adds 0.5～3wt% again, slowly be warming up to 100 ℃ and insulation 2 hours under this temperature, reduce to room temperature then, filter, filter cake is vacuumized, place then in the baking oven to descend dry 24 hours, pulverize the modified ultra-high molecular weight polyethylene that the Resins, epoxy after obtaining dewatering coats again at 100～110 ℃.
Described catalyzer comprises sodium hydroxid (NaOH).
Described activator comprises tolylene diisocyanate (TDI), '-diphenylmethane diisocyanate (MDI), hexamethylene diisocyanate (HDI), triphenylmethane triisocyanate (JQ-1 glue).
The viscosity-average molecular weight of described ultrahigh molecular weight polyethylene(UHMWPE) is 1,500,000～5,000,000.
Described interfacial agents comprises toluene, dimethylbenzene, naphthane or perhydronaphthalene.
Described initiator comprises Diisopropyl azodicarboxylate (AIBN), dicumyl peroxide (DCP) or benzoyl peroxide (BPO).
Described solidifying agent comprises benzoyl peroxide (BPO).
Compared with prior art, characteristics of the present invention are, the invention provides that a kind of ultrahigh molecular weight polyethylene(UHMWPE) is toughness reinforcing, the high abrasion cast composite nylon material, make this kind matrix material not only have the superperformance characteristics of monomer cast nylon, and have performances such as the shock strength higher, wear resistance than monomer cast nylon, can satisfy and bear the more application of high impact loads and the needs of wear resistant applications, the socle girder notched Izod impact strength has improved 1～4 times, reaches 12kJ/m
2Flexural strength has also improved 40～50%, can reach 190MPa; Frictional behaviour has also had tangible improvement, and frictional coefficient reduces, and wear rate reduces by 10～20%, and good abrasion resistance is arranged.
Embodiment
Below in conjunction with specific embodiment product involved in the present invention and technology are described.
Embodiment 1
A kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material, the raw material of this matrix material comprise following component and weight part content:
The composition weight umber
Coating modification ultrahigh molecular weight polyethylene(UHMWPE) 5,
Sodium hydroxid 0.15,
Tolylene diisocyanate 0.25,
Caprolactam monomer 100.
Described coating modification ultrahigh molecular weight polyethylene(UHMWPE) obtains by following technology:
A: Modification of UHMWPE: be equipped with in the powerful stirred autoclave one, 5,000,000 ultrahigh molecular weight polyethylene(UHMWPE)s that add 88wt%, add the toluene of 3wt%, the maleic anhydride of 1wt%, the Diisopropyl azodicarboxylate of 1wt% again, under 90 ℃, 150～200 rev/mins rotating speed, reacted while stirring 1.5 hours;
B: the ultrahigh molecular weight polyethylene(UHMWPE) of Resins, epoxy coating modification: the Resins, epoxy that adds 5wt%, after waiting to be uniformly dispersed, the benzoyl peroxide that adds 2wt% again, slowly be warming up to 100 ℃ and insulation 2 hours under this temperature, reduce to room temperature then, filter, filter cake is vacuumized, place then in the baking oven to descend dry 24 hours, pulverize the modified ultra-high molecular weight polyethylene that the Resins, epoxy after obtaining dewatering coats again at 105 ℃.
The preparation of above-mentioned ultrahigh molecular weight polyethylene cast form nylon composite material: with the caprolactam monomer heating and melting, the ultrahigh molecular weight polyethylene(UHMWPE) of the NaOH of adding 0.15wt% and the coating modification of 5wt%, be heated to 130 ℃, vacuumize reaction, the TDI that adds 0.25wt% again, be poured into polymerization in 170 ℃ of moulds, cooling and demolding.
Embodiment 2
A kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material, the raw material of this matrix material comprise following component and weight part content:
The composition weight umber
Coating modification ultrahigh molecular weight polyethylene(UHMWPE) 8,
Sodium hydroxid 0.15,
'-diphenylmethane diisocyanate 0.35,
Caprolactam monomer 100.
Described coating modification ultrahigh molecular weight polyethylene(UHMWPE) obtains by following technology:
A: Modification of UHMWPE: be equipped with in the powerful stirred autoclave one, 5,000,000 ultrahigh molecular weight polyethylene(UHMWPE)s that add 93.3wt%, add the dimethylbenzene of 1wt%, the maleic anhydride of 0.1wt%, the dicumyl peroxide of 0.1wt% again, under 80 ℃, 150～200 rev/mins rotating speed, reacted while stirring 2 hours;
B: the ultrahigh molecular weight polyethylene(UHMWPE) of Resins, epoxy coating modification: the Resins, epoxy that adds 5wt%, after waiting to be uniformly dispersed, the benzoyl peroxide that adds 0.5wt% again, slowly be warming up to 100 ℃ and insulation 2 hours under this temperature, reduce to room temperature then, filter, filter cake is vacuumized, place then in the baking oven to descend dry 24 hours, pulverize the modified ultra-high molecular weight polyethylene that the Resins, epoxy after obtaining dewatering coats again at 100 ℃.
The preparation of above-mentioned ultrahigh molecular weight polyethylene cast form nylon composite material is identical with embodiment 1.
Embodiment 3
A kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material, the raw material of this matrix material comprise following component and weight part content:
The composition weight umber
Coating modification ultrahigh molecular weight polyethylene(UHMWPE) 2,
Sodium hydroxid 0.20,
Hexamethylene diisocyanate 0.25,
Caprolactam monomer 100.
Described coating modification ultrahigh molecular weight polyethylene(UHMWPE) obtains by following technology:
A: Modification of UHMWPE: be equipped with in the powerful stirred autoclave one, 3,500,000 ultrahigh molecular weight polyethylene(UHMWPE)s that add 80wt%, add the naphthane of 6wt% or perhydronaphthalene, the maleic anhydride of 1wt%, the benzoyl peroxide of 1wt% again, under 100 ℃, 150～200 rev/mins rotating speed, reacted while stirring 2 hours;
B: the ultrahigh molecular weight polyethylene(UHMWPE) of Resins, epoxy coating modification: the Resins, epoxy that adds 10wt%, after waiting to be uniformly dispersed, the benzoyl peroxide that adds 2wt% again, slowly be warming up to 100 ℃ and insulation 2 hours under this temperature, reduce to room temperature then, filter, filter cake is vacuumized, place then in the baking oven to descend dry 24 hours, pulverize the modified ultra-high molecular weight polyethylene that the Resins, epoxy after obtaining dewatering coats again at 110 ℃.
The preparation of above-mentioned ultrahigh molecular weight polyethylene cast form nylon composite material is identical with embodiment 1.
Claims (8)
1. a toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material is characterized in that, the raw material of this matrix material comprises following component and weight part content:
The composition weight umber
Coating modification ultrahigh molecular weight polyethylene(UHMWPE) 2～8,
Catalyzer 0.05～0.20,
Activator 0.10～0.50,
Caprolactam monomer 100.
2. a kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material according to claim 1 is characterized in that, described coating modification ultrahigh molecular weight polyethylene(UHMWPE) obtains by following technology:
A: Modification of UHMWPE: be equipped with in the powerful stirred autoclave one, the ultrahigh molecular weight polyethylene(UHMWPE) that adds 80～98wt%, add the interfacial agents of 1～15wt%, the maleic anhydride of 0.1～5wt%, the initiator of 0.1～5wt% again, under 80～100 ℃, 150～200 rev/mins rotating speed, reacted while stirring 1.5～2 hours;
B: the ultrahigh molecular weight polyethylene(UHMWPE) of Resins, epoxy coating modification: the Resins, epoxy that adds 5～15wt%, after waiting to be uniformly dispersed, the solidifying agent that adds 0.5～3wt% again, slowly be warming up to 100 ℃ and insulation 2 hours under this temperature, reduce to room temperature then, filter, filter cake is vacuumized, place then in the baking oven to descend dry 24 hours, pulverize the modified ultra-high molecular weight polyethylene that the Resins, epoxy after obtaining dewatering coats again at 100～110 ℃.
3. a kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material according to claim 1 is characterized in that described catalyzer comprises sodium hydroxid (NaOH).
4. a kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material according to claim 1, it is characterized in that described activator comprises tolylene diisocyanate (TDI), '-diphenylmethane diisocyanate (MDI), hexamethylene diisocyanate (HDI), triphenylmethane triisocyanate (JQ-1 glue).
5. a kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material according to claim 1 and 2 is characterized in that the viscosity-average molecular weight of described ultrahigh molecular weight polyethylene(UHMWPE) is 1,500,000～5,000,000.
6. a kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material according to claim 2 is characterized in that described interfacial agents comprises toluene, dimethylbenzene, naphthane or perhydronaphthalene.
7. a kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material according to claim 2, it is characterized in that described initiator comprises Diisopropyl azodicarboxylate (AIBN), dicumyl peroxide (DCP) or benzoyl peroxide (BPO).
8. a kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material according to claim 2 is characterized in that described solidifying agent comprises benzoyl peroxide (BPO).
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| CN200610117790A CN100575406C (en) | 2006-10-31 | 2006-10-31 | A kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material |
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| CN200610117790A CN100575406C (en) | 2006-10-31 | 2006-10-31 | A kind of toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon matrix material |
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| CN101173077A true CN101173077A (en) | 2008-05-07 |
| CN100575406C CN100575406C (en) | 2009-12-30 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101831169A (en) * | 2010-05-06 | 2010-09-15 | 赵明久 | Toughened MC nylon blending material and preparation method thereof |
| CN102179981A (en) * | 2011-03-28 | 2011-09-14 | 浙江华正新材料股份有限公司 | Wear-resisting high-molecular composite material |
| CN103450670A (en) * | 2013-08-26 | 2013-12-18 | 河北辛集腾跃实业有限公司 | Self-lubricating non-metallic side bearing plate as well as material and production technology thereof |
| CN105189646A (en) * | 2013-02-28 | 2015-12-23 | 沙特基础全球技术有限公司 | Improved wear and friction properties of engineering thermoplastics with ultra-high molecular weight polyethylene |
| CN108487876A (en) * | 2018-04-09 | 2018-09-04 | 雅安万利橡塑密封技术有限责任公司 | The production technology of Operating Pressure annular space dynamic sealing wearing piece |
| CN109294224A (en) * | 2018-10-29 | 2019-02-01 | 江苏亿超工程塑料有限公司 | A kind of polyamide compoiste material and preparation method thereof |
-
2006
- 2006-10-31 CN CN200610117790A patent/CN100575406C/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101831169A (en) * | 2010-05-06 | 2010-09-15 | 赵明久 | Toughened MC nylon blending material and preparation method thereof |
| CN101831169B (en) * | 2010-05-06 | 2014-11-26 | 赵明久 | Toughened MC nylon blending material and preparation method thereof |
| CN102179981A (en) * | 2011-03-28 | 2011-09-14 | 浙江华正新材料股份有限公司 | Wear-resisting high-molecular composite material |
| CN102179981B (en) * | 2011-03-28 | 2013-05-15 | 浙江华正新材料股份有限公司 | Wear-resisting high-molecular composite material |
| CN105189646A (en) * | 2013-02-28 | 2015-12-23 | 沙特基础全球技术有限公司 | Improved wear and friction properties of engineering thermoplastics with ultra-high molecular weight polyethylene |
| CN103450670A (en) * | 2013-08-26 | 2013-12-18 | 河北辛集腾跃实业有限公司 | Self-lubricating non-metallic side bearing plate as well as material and production technology thereof |
| CN103450670B (en) * | 2013-08-26 | 2016-03-02 | 河北辛集腾跃实业有限公司 | A kind of nonmetal side bearing dish of self-lubricating and material thereof and production technique |
| CN108487876A (en) * | 2018-04-09 | 2018-09-04 | 雅安万利橡塑密封技术有限责任公司 | The production technology of Operating Pressure annular space dynamic sealing wearing piece |
| CN109294224A (en) * | 2018-10-29 | 2019-02-01 | 江苏亿超工程塑料有限公司 | A kind of polyamide compoiste material and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN100575406C (en) | 2009-12-30 |
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Assignee: Shanghai Grand Dragon Canopy New Materials Co.,Ltd. Assignor: Shanghai Chemical Research Institute Tiandi science and Technology Development Co., Ltd.|Shanghai Chemical Research Institute Contract record no.: 2011310000208 Denomination of invention: Toughness reinforcing, abrasion-proof ultrahigh molecular weight polyethylene cast form nylon composite material Granted publication date: 20091230 License type: Exclusive License Open date: 20080507 Record date: 20111011 |
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Address after: 201512 Jinshan District Jinshan Road, Shanghai, No. 4480 Co-patentee after: Shanghai Chemical Research Institute Co., Ltd. Patentee after: Shanghai Chemical Institute Tiandi Technology Development Co., Ltd. Address before: 201512 Jinshan District Jinshan Road, Shanghai, No. 4480 Co-patentee before: Shanghai Research Institute of Chemical Industry Patentee before: Shanghai Chemical Institute Tiandi Technology Development Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |