CN103951972A - Corrosion-resistant graphite nylon gasket material - Google Patents
Corrosion-resistant graphite nylon gasket material Download PDFInfo
- Publication number
- CN103951972A CN103951972A CN201410199087.XA CN201410199087A CN103951972A CN 103951972 A CN103951972 A CN 103951972A CN 201410199087 A CN201410199087 A CN 201410199087A CN 103951972 A CN103951972 A CN 103951972A
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- resistant graphite
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/004—Additives being defined by their length
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
The invention discloses a corrosion-resistant graphite nylon gasket material. The corrosion-resistant graphite nylon gasket material consists of the following components in parts by weight: 50-70 parts of nylon 6, 8-12 parts of graphite oxide, 12-20 parts of polyvinyl chloride, 15-25 parts of polyphenyl ether, 0.15-0.17 part of maleic anhydride grafted polypropylene, 0.18-0.21 part of glass fiber, 1.5-1.7 parts of decanol, 2-3 parts of silane coupling agent KH550, 4-6 parts of activator, 0.3-6 parts of lubricant and 2-4 parts of antioxidant. According to the invention, nylon 6 is taken as the primary material, graphite is taken as a filler, and the formula is reasonable, so that the material has very strong bearing capacity, and is added with other auxiliary components, and therefore, the material disclosed by the invention has excellent corrosion resistance, radiation resistance and weather ageing resistance on the basis of preserving the comprehensive performances of the original nylon 6, and has impact resistance and wearing resistance at the same time; besides, the service life of the corrosion-resistant graphite nylon gasket material is prolonged, and the corrosion-resistant graphite nylon gasket material can be widely applied to each industrial field.
Description
Technical field
The present invention relates to technical field of polymer materials, relate in particular to a kind of corrosion-resistant graphite nylon washer material.
Background technology
Packing ring is two mechanical seals between object, because machining surface can not be perfect, uses packing ring can fill up its irregularity.Packing ring is normally made up of flaky material, as rubber, metal, cork, felt, glass fibre or plastic polymer etc.Along with scientific and technological development, packing ring is more and more extensive, meanwhile, also more and more higher to the performance requriements of packing ring for the application on electron device, such as shockproof, waterproof, ventilative, corrosion-resistant, weather-resistant, resistance to elevated temperatures.
Nylon 6 is one of maximum several engineering plastics of application at present, and its amide group has polarity, has well-set hydrogen bond in its structure, makes the fusing point of nylon 6 higher, has good material dynamic performance and wear resistance and self lubricity.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of graphite nylon washer material with excellent corrosion resistance nature, radiation resistance and weather-resistant performance is provided, there is shock resistance and wear resistance simultaneously.
The present invention adopts following technical scheme to achieve these goals:
A kind of corrosion-resistant graphite nylon washer material, is made up of the component of following weight part: nylon 650-70 part, graphite oxide 8-12 part, polyvinyl chloride 12-20 part, polyphenylene oxide 15-25 part, maleic anhydride inoculated polypropylene 0.15-0.17 part, glass fibre 0.18-0.21 part, nonylcarbinol 1.5-1.7 part, Silane coupling agent KH550 2-3 part, activator 4-6 part, lubricant 0.3-6 part, oxidation inhibitor 2-4 part.
Described glass fibre is that length is the alkali-free short glass fiber of 3mm.
Described activator is selected from one or more in isocyanic ester, diphenylmethanediisocyanate, acid anhydrides.
Described lubricant is selected from one or more in calcium stearate, ethylene bis stearic acid amide, silicone powder.
Described oxidation inhibitor is for being GW-540.
Compared with the prior art, beneficial effect of the present invention is as follows:
The present invention adopts nylon 6 for main raw material, weighting material graphite, its formula rationally, make this material there is very strong bearing capacity, add other auxiliary components, make material on the basis of over-all properties that keeps original nylon 6, possess and there is excellent corrosion resistance nature, radiation resistance and weather-resistant performance, there is shock resistance and wear resistance simultaneously, increase the service life, can be widely used in each industrial circle.
Embodiment
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1:
A kind of corrosion-resistant graphite nylon washer material, is made up of the component of following weight part: 0.3 part of 4 parts of 2 parts of 1.5 parts of 0.18 part of alkali-free short glass fiber, nonylcarbinols, Silane coupling agent KH550s, isocyanic ester, calcium stearate, 2 parts of GW-540s that 650 parts of nylon, 8 parts of graphite oxides, 12 parts of polyvinyl chloride, 16 parts of polyphenylene oxide, 0.15 part of maleic anhydride inoculated polypropylene, length are 3mm.
High temperature resistant graphite nylon washer Tensile strength prepared by the present embodiment 1 reaches 115-120Pa, and slip resistance can reach 65-73MPa, and at room temperature in 98% HNO3, flooding volumetric expansion in 30 days is only 10-12%.
Embodiment 2:
A kind of corrosion-resistant graphite nylon washer material, is made up of the component of following weight part: 660 parts of nylon, 10 parts of graphite oxides, 18 parts of polyvinyl chloride, 20 parts of polyphenylene oxide, 0.16 part of maleic anhydride inoculated polypropylene, 0.2 part of the alkali-free short glass fiber of mm, 1.6 parts of nonylcarbinols, 3 parts of Silane coupling agent KH550s, 5 parts of diphenylmethanediisocyanates, 4 parts of ethylene bis stearic acid amides, 3 parts of GW-540s.
High temperature resistant graphite nylon washer Tensile strength prepared by the present embodiment 1 reaches 123-130Pa, and slip resistance can reach 78-86MPa, and at room temperature in 98% HNO3, flooding volumetric expansion in 30 days is only 8-9%.
Embodiment 3:
A kind of corrosion-resistant graphite nylon washer material, is made up of the component of following weight part: 670 parts of nylon, 12 parts of graphite oxides, 20 parts of polyvinyl chloride, 25 parts of polyphenylene oxide, 0.17 part of maleic anhydride inoculated polypropylene, 0.21 part of the alkali-free short glass fiber of 3mm, 1.7 parts of nonylcarbinols, 3 parts of Silane coupling agent KH550s, 6 parts, acid anhydrides, 6 parts, silicone powder, 4 parts of GW-540s.
High temperature resistant graphite nylon washer Tensile strength prepared by the present embodiment 1 reaches 120-125Pa, and slip resistance can reach 82-85MPa, and at room temperature in 98% HNO3, flooding volumetric expansion in 30 days is only 9-10%.
Claims (5)
1. a corrosion-resistant graphite nylon washer material, is characterized in that: the component by following weight part forms: nylon 650-70 part, graphite oxide 8-12 part, polyvinyl chloride 12-20 part, polyphenylene oxide 15-25 part, maleic anhydride inoculated polypropylene 0.15-0.17 part, glass fibre 0.18-0.21 part, nonylcarbinol 1.5-1.7 part, Silane coupling agent KH550 2-3 part, activator 4-6 part, lubricant 0.3-6 part, oxidation inhibitor 2-4 part.
2. corrosion-resistant graphite nylon washer material according to claim 1, is characterized in that: described glass fibre is that length is the alkali-free short glass fiber of 3mm.
3. corrosion-resistant graphite nylon washer material according to claim 1, is characterized in that: described activator is selected from one or more in isocyanic ester, diphenylmethanediisocyanate, acid anhydrides.
4. corrosion-resistant graphite nylon washer material according to claim 1, is characterized in that: described lubricant is selected from one or more in calcium stearate, ethylene bis stearic acid amide, silicone powder.
5. corrosion-resistant graphite nylon washer material according to claim 1, is characterized in that: described oxidation inhibitor is for being GW-540.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410199087.XA CN103951972B (en) | 2014-05-12 | 2014-05-12 | A kind of corrosion-resistant graphite nylon washer material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410199087.XA CN103951972B (en) | 2014-05-12 | 2014-05-12 | A kind of corrosion-resistant graphite nylon washer material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103951972A true CN103951972A (en) | 2014-07-30 |
| CN103951972B CN103951972B (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410199087.XA Active CN103951972B (en) | 2014-05-12 | 2014-05-12 | A kind of corrosion-resistant graphite nylon washer material |
Country Status (1)
| Country | Link |
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| CN (1) | CN103951972B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105153684A (en) * | 2015-07-31 | 2015-12-16 | 苏州天健竹业科技有限公司 | Anti-corrosion composite material applied to outdoor body-building equipment and preparation method thereof |
| CN112143097A (en) * | 2020-08-28 | 2020-12-29 | 安徽越洋达新能源科技有限公司 | Corrosion-resistant composite plastic for power supply bracket |
| CN113306257A (en) * | 2021-03-31 | 2021-08-27 | 浙江华泰电子有限公司 | Synthetic gasket and production process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101608061A (en) * | 2008-06-17 | 2009-12-23 | 东丽纤维研究所（中国）有限公司 | A kind of polyamide/oxidized graphite composite material and preparation method thereof with high conduction performance |
| KR20100031981A (en) * | 2008-09-17 | 2010-03-25 | 엔바로테크 주식회사 | A composite of graphene and polymer and a method for preparation thereof |
| CN101760011A (en) * | 2008-12-26 | 2010-06-30 | 上海杰事杰新材料股份有限公司 | Method for preparing nylon 6/graphite oxide nanocomposite |
| CN103642219A (en) * | 2013-12-18 | 2014-03-19 | 江苏悦达墨特瑞新材料科技有限公司 | High-heat-conduction and high-temperature-resistant PPO (polyphenylene oxide)/PA (polyamide) alloy and preparation method thereof |
| CN103772975A (en) * | 2012-10-25 | 2014-05-07 | 黑龙江鑫达企业集团有限公司 | Graphene/polymer conductive composite material |
-
2014
- 2014-05-12 CN CN201410199087.XA patent/CN103951972B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101608061A (en) * | 2008-06-17 | 2009-12-23 | 东丽纤维研究所（中国）有限公司 | A kind of polyamide/oxidized graphite composite material and preparation method thereof with high conduction performance |
| KR20100031981A (en) * | 2008-09-17 | 2010-03-25 | 엔바로테크 주식회사 | A composite of graphene and polymer and a method for preparation thereof |
| CN101760011A (en) * | 2008-12-26 | 2010-06-30 | 上海杰事杰新材料股份有限公司 | Method for preparing nylon 6/graphite oxide nanocomposite |
| CN103772975A (en) * | 2012-10-25 | 2014-05-07 | 黑龙江鑫达企业集团有限公司 | Graphene/polymer conductive composite material |
| CN103642219A (en) * | 2013-12-18 | 2014-03-19 | 江苏悦达墨特瑞新材料科技有限公司 | High-heat-conduction and high-temperature-resistant PPO (polyphenylene oxide)/PA (polyamide) alloy and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105153684A (en) * | 2015-07-31 | 2015-12-16 | 苏州天健竹业科技有限公司 | Anti-corrosion composite material applied to outdoor body-building equipment and preparation method thereof |
| CN112143097A (en) * | 2020-08-28 | 2020-12-29 | 安徽越洋达新能源科技有限公司 | Corrosion-resistant composite plastic for power supply bracket |
| CN113306257A (en) * | 2021-03-31 | 2021-08-27 | 浙江华泰电子有限公司 | Synthetic gasket and production process thereof |
Also Published As
| Publication number | Publication date |
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| CN103951972B (en) | 2016-08-31 |
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Effective date of registration: 20180202 Address after: 244000 Jinqiao Economic Development Zone, Tongling, Anhui Patentee after: TONGLING JINLI ELECTRONICS CO., LTD. Address before: 244000 Tongling City, Anhui province to undertake industrial transfer Demonstration Park Patentee before: ANHUI MENGLING PRECISION ELECTRONIC CO., LTD. |