CN105462014A - High-weather-resistance regenerated rubber seal ring and preparation method thereof - Google Patents
High-weather-resistance regenerated rubber seal ring and preparation method thereof Download PDFInfo
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- CN105462014A CN105462014A CN201510915564.2A CN201510915564A CN105462014A CN 105462014 A CN105462014 A CN 105462014A CN 201510915564 A CN201510915564 A CN 201510915564A CN 105462014 A CN105462014 A CN 105462014A
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 52
- 238000002360 preparation method Methods 0.000 title claims description 10
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 14
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims abstract description 8
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims abstract description 8
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims abstract description 8
- ONCZQWJXONKSMM-UHFFFAOYSA-N dialuminum;disodium;oxygen(2-);silicon(4+);hydrate Chemical compound O.[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Na+].[Na+].[Al+3].[Al+3].[Si+4].[Si+4].[Si+4].[Si+4] ONCZQWJXONKSMM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229940080314 sodium bentonite Drugs 0.000 claims abstract description 8
- 229910000280 sodium bentonite Inorganic materials 0.000 claims abstract description 8
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims abstract description 8
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims abstract description 7
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000012964 benzotriazole Substances 0.000 claims abstract description 7
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 7
- 239000004417 polycarbonate Substances 0.000 claims abstract description 7
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims abstract description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 18
- 239000002131 composite material Substances 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 9
- 239000000843 powder Substances 0.000 claims description 8
- IMQLKJBTEOYOSI-GPIVLXJGSA-N Inositol-hexakisphosphate Chemical compound OP(O)(=O)O[C@H]1[C@H](OP(O)(O)=O)[C@@H](OP(O)(O)=O)[C@H](OP(O)(O)=O)[C@H](OP(O)(O)=O)[C@@H]1OP(O)(O)=O IMQLKJBTEOYOSI-GPIVLXJGSA-N 0.000 claims description 7
- IMQLKJBTEOYOSI-UHFFFAOYSA-N Phytic acid Natural products OP(O)(=O)OC1C(OP(O)(O)=O)C(OP(O)(O)=O)C(OP(O)(O)=O)C(OP(O)(O)=O)C1OP(O)(O)=O IMQLKJBTEOYOSI-UHFFFAOYSA-N 0.000 claims description 7
- 229940068041 phytic acid Drugs 0.000 claims description 7
- 235000002949 phytic acid Nutrition 0.000 claims description 7
- 239000000467 phytic acid Substances 0.000 claims description 7
- 239000004159 Potassium persulphate Substances 0.000 claims description 6
- 239000004141 Sodium laurylsulphate Substances 0.000 claims description 6
- 239000010495 camellia oil Substances 0.000 claims description 6
- 235000019394 potassium persulphate Nutrition 0.000 claims description 6
- 235000019333 sodium laurylsulphate Nutrition 0.000 claims description 6
- QZCLKYGREBVARF-UHFFFAOYSA-N Acetyl tributyl citrate Chemical compound CCCCOC(=O)CC(C(=O)OCCCC)(OC(C)=O)CC(=O)OCCCC QZCLKYGREBVARF-UHFFFAOYSA-N 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 4
- 239000005864 Sulphur Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000012188 paraffin wax Substances 0.000 abstract 1
- 239000011593 sulfur Substances 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 abstract 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 238000004513 sizing Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- YYGNTYWPHWGJRM-UHFFFAOYSA-N (6E,10E,14E,18E)-2,6,10,15,19,23-hexamethyltetracosa-2,6,10,14,18,22-hexaene Chemical compound CC(C)=CCCC(C)=CCCC(C)=CCCC=C(C)CCC=C(C)CCC=C(C)C YYGNTYWPHWGJRM-UHFFFAOYSA-N 0.000 description 1
- 206010013786 Dry skin Diseases 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 229930182558 Sterol Natural products 0.000 description 1
- BHEOSNUKNHRBNM-UHFFFAOYSA-N Tetramethylsqualene Natural products CC(=C)C(C)CCC(=C)C(C)CCC(C)=CCCC=C(C)CCC(C)C(=C)CCC(C)C(C)=C BHEOSNUKNHRBNM-UHFFFAOYSA-N 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- PRAKJMSDJKAYCZ-UHFFFAOYSA-N dodecahydrosqualene Natural products CC(C)CCCC(C)CCCC(C)CCCCC(C)CCCC(C)CCCC(C)C PRAKJMSDJKAYCZ-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229940031439 squalene Drugs 0.000 description 1
- TUHBEKDERLKLEC-UHFFFAOYSA-N squalene Natural products CC(=CCCC(=CCCC(=CCCC=C(/C)CCC=C(/C)CC=C(C)C)C)C)C TUHBEKDERLKLEC-UHFFFAOYSA-N 0.000 description 1
- 150000003432 sterols Chemical class 0.000 description 1
- 235000003702 sterols Nutrition 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L17/00—Compositions of reclaimed rubber
-
- 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
- C08K2201/011—Nanostructured additives
-
- 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
Landscapes
- 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)
Abstract
The invention discloses a high-weather-resistance regenerated rubber seal ring. The high-weather-resistance regenerated rubber seal ring is prepared from raw materials in parts by weight as follows: 60-80 parts of regenerated rubber, 5-10 parts of polycarbonate, 5-10 parts of barite powder, 3-5 parts of sodium bentonite, 4-6 parts of rosin, 2-4 parts of butyl acrylate, 0.5-1 part of benzotriazole, 0.1-0.2 parts of potassium persulfate, 1-2 parts of sulfur, 0.3-0.5 parts of vinyl trimethoxy silane, 0.1-0.2 parts of sodium dodecyl sulfate, 1-2 parts of zinc stearate, 1-2 parts of chlorinated paraffin and 20-30 parts of a compound aid. The regenerated rubber seal ring has an excellent mechanical property and use performance, good sealing performance, high overall performance and good weather-resistance and is long in service life and wide in use range.
Description
Technical field
The present invention relates to regenerated rubber technical field, particularly relate to a kind of high-weatherability regenerated rubber sealing-ring and preparation method thereof.
Background technology
Along with expanding economy, the demand of rubber is also being promoted.Meanwhile, the process of waste old also becomes one of serious problems that people face.The degradation property of rubber is poor, over a long time can not natural degradation, and a large amount of waste olds not only causes potential threat to physical environment, wastes resource.One of main path of waste old comprehensive utilization again processes waste old, makes it be converted into regenerated rubber, thus make the best use of everything, realize recycling economy development.Regenerated rubber can replace rubber on the one hand, alleviates the serious scarcity of natural rubber; Decrease potential pollution on the other hand, be conducive to environmental protection.
The subject matter that current regenerated rubber exists is exactly that its mechanical property indices declines, and poor processability, only can be applied to low grade products, and its use properties and value added are not high, limits its use in medium and high-grade goods.Therefore, improve over-all properties and the value added of reclaimed rubber products, widen the important development direction that its range of application is current reclaimed rubber products.Rubber item of a great variety, the sealing-ring wherein playing sealing function in various environment is an important field.The weathering resistance of rubber is poor, and when being in the external environment of Exposure to Sunlight or temperature variation for a long time, rubber easily occurs aging, causes work-ing life and use properties to decline, have impact on the range of application of rubber seal.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of high-weatherability regenerated rubber sealing-ring and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of high-weatherability regenerated rubber sealing-ring, it is obtained by the raw material of following weight parts:
Regenerated rubber 60-80, polycarbonate 5-10, ground barium sulfate 10-15, sodium bentonite 10-15, rosin 4-6, butyl acrylate 2-4, benzotriazole 0.5-1, Potassium Persulphate 0.1-0.2, sulphur 1-2, vinyltrimethoxy silane 0.3-0.5, sodium lauryl sulphate 0.1-0.2, Zinic stearas 1-2, clorafin 1-2, composite assistant 5-10;
Described composite assistant is made up of the raw material of following weight part: tea-seed oil 30-40, turps 3-5, glycerol 1-2, tributyl acetylcitrate 10-15, phytic acid 0.5-1,1-2, nano titanium oxide 1-2; The preparation method of composite assistant be by after glycerol, phytic acid, mixing 80-90 DEG C stir 0.5-1h, then mix with all the other raw materials, 50-60 DEG C, 1000-1500r/min stirs 1-2h, after cooling and get final product.
A preparation method for high-weatherability regenerated rubber sealing-ring, comprises the following steps:
(1) mix pressing solid-liquid weight ratio 1:4-1:5 after ground barium sulfate and sodium bentonite mixing with water, add butyl acrylate and sodium lauryl sulphate 90-95 DEG C again, 1000-1500r/min stirs 5-10min, then instill rapidly the rosin of melting and stir 10-15min under similarity condition, finally add Potassium Persulphate 70-80 DEG C of reaction 4-6h, cooled and filtered, be ground to 100-200 order after 100-120 DEG C of drying completely, obtain modified powder;
(2) after regenerated rubber, polycarbonate being mixed with composite assistant, 80-100 DEG C mixes 0.5-1h, then adds Zinic stearas, vinyltrimethoxy silane and benzotriazole 50-60 DEG C and stirs 1-2h, obtain rubber stock;
(3) modified powder in (1) is added in reactor jointly with the rubber stock in (2) mix 10-15min prior to 100-120 DEG C, then all the other raw materials are added in 60-100 DEG C of mixing 0.5-1h, finally extrude with twin screw extruder 200-240 DEG C and obtain reclaimed rubber composite material, after Mould Machining is shaping, namely obtain high-weatherability regenerated rubber sealing-ring.
Advantage of the present invention is:
Containing abundant activeconstituents in tea-seed oil, comprise tea-polyphenol, sterol, squalene etc., auxiliary softening effect can be played, tea-seed oil has stronger perviousness simultaneously, can penetrate in the space of rubber molecular chain rapidly and equably, increase rubber molecule spacing, contribute to flexibility and the mobility of improving sizing material, improve the processing characteristics of regenerated rubber.
The present invention is composite with tea-seed oil, turps and tributyl acetylcitrate, be aided with phytic acid, nano titanium oxide isoreactivity composition obtains composite assistant, the plasticity-of sizing material, mobility, tackiness can be increased, effectively improve weathering resistance and the processing characteristics of regenerated rubber; Rosin and butyl acrylate active group is introduced to ground barium sulfate and sodium bentonite mixed powder surface by emulsion copolymerization reaction, can interact with rubber molecular chain group, effectively improve the consistency of powder and sizing material, powder is uniformly dispersed in sizing material, improves the mechanical property of sizing material; Utilize the composite of each raw material and synergy, make the regenerated rubber sealing-ring obtained have good mechanical property and use properties, good airproof performance, over-all properties is high, good weatherability, long service life, and use range is extensive.
Embodiment
A kind of high-weatherability regenerated rubber sealing-ring, it is obtained by the raw material of following weight parts:
Regenerated rubber 60, polycarbonate 5, ground barium sulfate 10, sodium bentonite 10, rosin 4, butyl acrylate 2, benzotriazole 0.5, Potassium Persulphate 0.1, sulphur 1, vinyltrimethoxy silane 0.3, sodium lauryl sulphate 0.1, Zinic stearas 1, clorafin 1, composite assistant 5;
Wherein composite assistant is made up of the raw material of following weight part: tea-seed oil 30, turps 3, glycerol 1, tributyl acetylcitrate 10, phytic acid 0.5,1, nano titanium oxide 1; Glycerol, phytic acid, latter 80 DEG C of mixing are stirred 0.5h by the preparation method of composite assistant, then mix with all the other raw materials, 50 DEG C, 1000r/min stirs 1h, after cooling and get final product.
A preparation method for high-weatherability regenerated rubber sealing-ring, comprises the following steps:
(1) mix pressing solid-liquid weight ratio 1:4 after ground barium sulfate and sodium bentonite mixing with water, add butyl acrylate again and sodium lauryl sulphate 90 DEG C, 1000r/min stir 5min, then instill rapidly the rosin of melting and stir 10min under similarity condition, finally add Potassium Persulphate 70 DEG C reaction 4h, cooled and filtered, be ground to 100 orders after 100 DEG C of dryings completely, obtain modified powder;
(2) regenerated rubber, polycarbonate are mixed latter 80 DEG C with composite assistant and mix 0.5h, then add Zinic stearas, vinyltrimethoxy silane and benzotriazole 50 DEG C and stir 1h, obtain rubber stock;
(3) modified powder in (1) is added in reactor jointly with the rubber stock in (2) mix 10min prior to 100 DEG C, then all the other raw materials are added in 60 DEG C of mixing 0.5h, extrude with twin screw extruder 200 DEG C and obtain reclaimed rubber composite material, after Mould Machining is shaping, namely obtain high-weatherability regenerated rubber sealing-ring.
Carry out performance test to above-mentioned obtained regenerated rubber sealing-ring, result is as follows:
Tensile strength: 23.8MPa;
Tensile yield: 520%;
Ozone ageing (40 DEG C × 48h × 55%RH, 50 × 10
-8): 0 grade.
Claims (2)
1. a high-weatherability regenerated rubber sealing-ring, is characterized in that, it is obtained by the raw material of following weight parts:
Regenerated rubber 60-80, polycarbonate 5-10, ground barium sulfate 10-15, sodium bentonite 10-15, rosin 4-6, butyl acrylate 2-4, benzotriazole 0.5-1, Potassium Persulphate 0.1-0.2, sulphur 1-2, vinyltrimethoxy silane 0.3-0.5, sodium lauryl sulphate 0.1-0.2, Zinic stearas 1-2, clorafin 1-2, composite assistant 5-10;
Described composite assistant is made up of the raw material of following weight part: tea-seed oil 30-40, turps 3-5, glycerol 1-2, tributyl acetylcitrate 10-15, phytic acid 0.5-1,1-2, nano titanium oxide 1-2; The preparation method of composite assistant be by after glycerol, phytic acid, mixing 80-90 DEG C stir 0.5-1h, then mix with all the other raw materials, 50-60 DEG C, 1000-1500r/min stirs 1-2h, after cooling and get final product.
2. the preparation method of a kind of high-weatherability regenerated rubber sealing-ring according to claim 1, is characterized in that, comprise the following steps:
(1) mix pressing solid-liquid weight ratio 1:4-1:5 after ground barium sulfate and sodium bentonite mixing with water, add butyl acrylate and sodium lauryl sulphate 90-95 DEG C again, 1000-1500r/min stirs 5-10min, then instill rapidly the rosin of melting and stir 10-15min under similarity condition, finally add Potassium Persulphate 70-80 DEG C of reaction 4-6h, cooled and filtered, be ground to 100-200 order after 100-120 DEG C of drying completely, obtain modified powder;
(2) after regenerated rubber, polycarbonate being mixed with composite assistant, 80-100 DEG C mixes 0.5-1h, then adds Zinic stearas, vinyltrimethoxy silane and benzotriazole 50-60 DEG C and stirs 1-2h, obtain rubber stock;
(3) modified powder in (1) is added in reactor jointly with the rubber stock in (2) mix 10-15min prior to 100-120 DEG C, then all the other raw materials are added in 60-100 DEG C of mixing 0.5-1h, finally extrude with twin screw extruder 200-240 DEG C and obtain reclaimed rubber composite material, after Mould Machining is shaping, namely obtain high-weatherability regenerated rubber sealing-ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510915564.2A CN105462014A (en) | 2015-12-09 | 2015-12-09 | High-weather-resistance regenerated rubber seal ring and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510915564.2A CN105462014A (en) | 2015-12-09 | 2015-12-09 | High-weather-resistance regenerated rubber seal ring and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105462014A true CN105462014A (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510915564.2A Pending CN105462014A (en) | 2015-12-09 | 2015-12-09 | High-weather-resistance regenerated rubber seal ring and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105462014A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110746645A (en) * | 2019-09-23 | 2020-02-04 | 安徽省含山县锦华氧化锌厂 | Melting auxiliary agent for recycling rubber particles |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101143954A (en) * | 2007-10-24 | 2008-03-19 | 华东理工大学 | PVC modified resin |
| CN102731864A (en) * | 2012-05-30 | 2012-10-17 | 芜湖荣基密封系统有限公司 | Reclaimed nitrile rubber sealing ring material |
-
2015
- 2015-12-09 CN CN201510915564.2A patent/CN105462014A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101143954A (en) * | 2007-10-24 | 2008-03-19 | 华东理工大学 | PVC modified resin |
| CN102731864A (en) * | 2012-05-30 | 2012-10-17 | 芜湖荣基密封系统有限公司 | Reclaimed nitrile rubber sealing ring material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110746645A (en) * | 2019-09-23 | 2020-02-04 | 安徽省含山县锦华氧化锌厂 | Melting auxiliary agent for recycling rubber particles |
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Application publication date: 20160406 |