CN103539969A - Rubber/acetylene black conductive material as well as preparation method and application thereof - Google Patents
Rubber/acetylene black conductive material as well as preparation method and application thereof Download PDFInfo
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- CN103539969A CN103539969A CN201210235402.0A CN201210235402A CN103539969A CN 103539969 A CN103539969 A CN 103539969A CN 201210235402 A CN201210235402 A CN 201210235402A CN 103539969 A CN103539969 A CN 103539969A
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- shawinigan black
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 82
- 239000005060 rubber Substances 0.000 title claims abstract description 82
- 239000004020 conductor Substances 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title abstract description 14
- 239000006230 acetylene black Substances 0.000 title abstract description 9
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 34
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinyl group Chemical group C1(O)=CC(O)=CC=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 claims description 34
- 244000043261 Hevea brasiliensis Species 0.000 claims description 23
- 229920003052 natural elastomer Polymers 0.000 claims description 23
- 229920001194 natural rubber Polymers 0.000 claims description 23
- 239000004615 ingredient Substances 0.000 claims description 17
- 235000021355 Stearic acid Nutrition 0.000 claims description 10
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 10
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 10
- 239000008117 stearic acid Substances 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 9
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 7
- 230000003712 anti-aging effect Effects 0.000 claims description 7
- 239000005864 Sulphur Substances 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 4
- HZVOZRGWRWCICA-UHFFFAOYSA-N methanediyl Chemical compound [CH2] HZVOZRGWRWCICA-UHFFFAOYSA-N 0.000 claims description 4
- 229920003051 synthetic elastomer Polymers 0.000 claims description 4
- 239000005061 synthetic rubber Substances 0.000 claims description 4
- 238000005987 sulfurization reaction Methods 0.000 claims description 3
- OUUQCZGPVNCOIJ-UHFFFAOYSA-M Superoxide Chemical compound [O-][O] OUUQCZGPVNCOIJ-UHFFFAOYSA-M 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- 239000002131 composite material Substances 0.000 abstract description 19
- 239000000463 material Substances 0.000 abstract description 17
- 238000000034 method Methods 0.000 abstract description 14
- 238000010057 rubber processing Methods 0.000 abstract description 7
- 230000032683 aging Effects 0.000 abstract description 3
- 239000003607 modifier Substances 0.000 abstract 1
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 13
- 239000011159 matrix material Substances 0.000 description 7
- 229920000459 Nitrile rubber Polymers 0.000 description 6
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 230000003068 static effect Effects 0.000 description 6
- OUBMGJOQLXMSNT-UHFFFAOYSA-N N-isopropyl-N'-phenyl-p-phenylenediamine Chemical compound C1=CC(NC(C)C)=CC=C1NC1=CC=CC=C1 OUBMGJOQLXMSNT-UHFFFAOYSA-N 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 239000011231 conductive filler Substances 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 239000006229 carbon black Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 229920003048 styrene butadiene rubber Polymers 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 239000002174 Styrene-butadiene Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- AFZSMODLJJCVPP-UHFFFAOYSA-N dibenzothiazol-2-yl disulfide Chemical compound C1=CC=C2SC(SSC=3SC4=CC=CC=C4N=3)=NC2=C1 AFZSMODLJJCVPP-UHFFFAOYSA-N 0.000 description 3
- 239000004312 hexamethylene tetramine Substances 0.000 description 3
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 239000002216 antistatic agent Substances 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- REQPQFUJGGOFQL-UHFFFAOYSA-N dimethylcarbamothioyl n,n-dimethylcarbamodithioate Chemical compound CN(C)C(=S)SC(=S)N(C)C REQPQFUJGGOFQL-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920005558 epichlorohydrin rubber Polymers 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 229920013649 Paracril Polymers 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- NTXGQCSETZTARF-UHFFFAOYSA-N buta-1,3-diene;prop-2-enenitrile Chemical compound C=CC=C.C=CC#N NTXGQCSETZTARF-UHFFFAOYSA-N 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002322 conducting polymer Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229920001206 natural gum Polymers 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000010074 rubber mixing Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005486 sulfidation Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a rubber/acetylene black conductive material as well as a preparation method and application thereof. The rubber/acetylene black conductive material consists of the following materials in parts by weight: 100 parts of rubber, 2-20 parts of acetylene black, 0-10 parts of a modifier and 0.5-5 parts of a vulcanizing agent. The preparation method of the composite material disclosed by the invention is simple and is easy to operate and control, and an existing rubber processing method and device can be adopted; the conductive performance of the conductive composite material is stable, and blooming can be effectively avoided; the conductive composite material has good mechanical property and excellent aging resistance on the premise of keeping the conductive performance.
Description
Technical field
The present invention relates to conducing composite material technical field, specifically relate to preparation method and the performance of the rubber/Shawinigan black electro-conductive material based on laser printer charging roller/developer roll.
Background technology
Ordinary rubber is isolator in essence, and volume resistance is greater than 10
14about Ω, but rubber easily produces static plasticating, in the process such as calendering or gluing.And the static of this generation may have influence on the use of whole instrument, even some rubber item in use causes fire or blast because frictional electrification meeting produces electrical spark.Therefore, use can give the impact that the conductive rubber products of electroconductibility can solve string rubber static.Conductive rubber is the large class of one in filled-type conducting polymer composite.It is mainly by conductive material and rubber mix, thereby gives rubber certain electroconductibility.Along with the improvement of electroconductibility and other performances, conductive rubber is applied in electronic industry with various forms, as the coating material of high-tension cable, and electromagnetic shielding material and electrode materials etc.Compare with metallic conductor, conductive rubber is soft, corrosion-resistant, low density, and snappiness, selectable conductivity range is wide, and processibility is good, and price comparison is cheap, is therefore used widely.By the conductivity of matrix material, classify: can be divided into semi-conductivity material (ρ v>10
7Ω cm), antistatic material (ρ v=10
4-10
7Ω cm), electro-conductive material (ρ v<10
4Ω cm), high conductivity material (ρ v=10
-3-10
-4Ω cm) etc.What the present invention mainly studied is antistatic rubber, and ρ v is 10
4-10
7the conductive rubber of Ω cm is suitable as antistatic material, and its material of main part is mainly NR, NBR, EPDM and MVQ etc.Static resistance rubber item mainly contains rubber roll and electrostatic resistance rubber sheet, adhesive tape and sole etc. for antistatic conveying belt, IC retention tank, duplicating and weaving.
Common conductive rubber is to using rubber to add conductive filler material to make mixture obtain conducting function as matrix.Conductive filler material refers to the material self with conducting function, conventional as graphitized carbon black, charcoal fiber, metallic stuffing, also has employing structure-type (eigenmode) conduction high polymer of current research as conductive filler material.Graphitized carbon black is low owing to having price, phase commute processing, conductivity is stable, rubber is had to strengthening action simultaneously, can improve the wear-resisting excellent properties that waits of rubber item, because of but use at present maximum, be also the most successful a kind of conductive filler material.The Shawinigan black that the present invention adopts is a kind of graphitized carbon black, and Shawinigan black is because median size is little, and specific surface area is large, and structural height has excellent conductivity than general graphitized carbon black, thereby is widely used in conductive rubber.
The core component of laser printer is developer roll and charging roller, during the work of developer roll and charging roller with paper, ink between can generation static, the accumulation of static can affect printing effect and work-ing life, so rubber roll need to have anlistatig function, and guarantee machine normally moves.The factor that affects rubber roll conductive capability is a lot, for the conductive rubber material of main part of developer roll/charging roller and the research of conductive filler material with select very important.Elastomeric material for rubber roll is mainly epichlorohydrin rubber at present, and epichlorohydrin rubber has expensive, and processing temperature is high, the shortcomings such as processing difficulties, and mainly by Japan, controlled, domestic aspect rubber charging roller and developer roll, all without technology with proprietary intellectual property rights and throughput.Therefore research has price advantage, and there is independent intellectual property right, be applicable to developer roll and the natural rubber of charging roller, the conductive rubber formula that paracril is base material, the development of cost ，Dui China laser printer industry that can reduce laser printer is significant.
Summary of the invention
The invention provides a kind of rubber/Shawinigan black electro-conductive material, by the effect of properties-correcting agent, not only reduced the usage quantity of Shawinigan black, and make conducing composite material conductivity stable, and can effectively prevent the generation of bloom phenomenon; Solved the bloom problem existing in prior art.
The present invention adopts the method for mechanically milling to realize acetylene black carbon particles in the dispersion of composite inner, to reach the object that forms perfect conductive network structure, the method has that technique is simple, cost is low, can utilize the advantages such as existing rubber processing and equipment carry out, disperse phase is generally acetylene black carbon particles or acetylene black carbon particles aggregate, is physical action.
One object of the present invention is the shortcoming existing for prior art, and a kind of rubber/Shawinigan black conducing composite material for developing roller for laser printer and charging roller is provided.
Another object of the present invention is the preparation method who is to provide this matrix material, the method combines mechanically milling with chemical surface modification, can bring into play the advantages such as mechanical mixing method technique is simple, cost is low, easy enforcement, make again acetylene black carbon particles through after surface modification, particle disperses more even, reduce agglomeration, thereby improved the conductive network structure that acetylene black carbon particles forms, further stablize the conductivity of conducing composite material.
For achieving the above object, the present invention has taked following technical scheme:
/ Shawinigan black electro-conductive material, in weight part, component comprises:
Rubber 100
Shawinigan black 2～20
Properties-correcting agent 0～10
Vulcanizing agent 0.5～5;
And rubber ingredients;
Described rubber is natural rubber, synthetic rubber or also uses glue;
Described rubber ingredients are the conventional rubber ingredients of rubber processing, and consumption is preferred: 2 parts of stearic acid, 5 parts of ZnO, 1～2 part of promotor, 1 ~ 3 part, anti-aging agent.
Described properties-correcting agent is Resorcinol and vulkacit H complex compound, Resorcinol, Resorcinol donor, methylene radical donor or silane coupling agent.
Preferred component concentration is:
Rubber 100
Shawinigan black 2～15
Properties-correcting agent 5～8
Vulcanizing agent 1～3.5
Described rubber ingredients are the conventional rubber ingredients of rubber processing, and consumption is preferred: 2 parts of stearic acid, 5 parts of ZnO, 1～2 part of promotor, 1 ~ 3 part, anti-aging agent.
The relative density 1.5 of described Shawinigan black, apparent density 0.05～0.2g/cm
3.
Described vulcanizing agent is sulphur, insoluble sulphur or superoxide.
Another object of the present invention is to provide a kind of preparation method of rubber/Shawinigan black electro-conductive material, comprises the steps:
(1) in rubber, add raw material and rubber ingredients in formula to carry out mixing;
(2) sulfuration makes electro-conductive material;
Formula is:
Rubber 100
Shawinigan black 2～20
Properties-correcting agent 0～10
Vulcanizing agent 0.5～5;
Described properties-correcting agent is Resorcinol and vulkacit H complex compound, Resorcinol, Resorcinol donor, methylene radical donor or silane coupling agent.
Described rubber is natural rubber, synthetic rubber or also uses glue;
Described rubber ingredients are the conventional rubber ingredients of rubber processing, and those skilled in the art can obtain the kind of rubber ingredients easily according to general knowledge.Preferred: 2 parts of stearic acid, 5 parts of ZnO, 1～2 part of promotor, 1 ~ 3 part, anti-aging agent.
Screening formulation is:
Rubber 100
Shawinigan black 2～15
Properties-correcting agent 5～8
Vulcanizing agent 1～3.5
Described rubber ingredients are the conventional rubber ingredients of rubber processing, and those skilled in the art can obtain the kind of rubber ingredients easily according to general knowledge.Preferred: 2 parts of stearic acid, 5 parts of ZnO, 1～2 part of promotor, 1 ~ 3 part, anti-aging agent.
The Resorcinol that described properties-correcting agent is preferably formed by Resorcinol and vulkacit H after chemical reaction and vulkacit H complex compound, have formaldehyde donor and receptor dual-use function;
The routine techniques that in the inventive method, related rubber mixing process and rubber-heating sulfidation are all the art, involved processing parameter is known in the art, the those skilled in the art of the art all can better grasp.Preferably curing temperature is 142-170 ℃.
Another object of the present invention is to provide the application of described a kind of rubber/Shawinigan black electro-conductive material in developing roller for laser printer and charging roller.
Compared with the prior art, the present invention has following beneficial effect:
(1) technique is simple, can utilize existing rubber processing method and equipment, easy operation control;
(2) add after properties-correcting agent, conducing composite material conductivity is stable, and can effectively prevent the generation of bloom phenomenon;
(3) under the prerequisite that keeps conductivity, there is good mechanical property and excellent ageing-resistant performance.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described.
Embodiment 1
Select natural gum (NR), formula (mass ratio, lower same) is as follows: NR 100, and the value of Shawinigan black (ACET) and Resorcinol and hexamethylenetetramine complex compound (RH), in Table 1, is variable; Stearic acid 2, ZnO 4, and TM monex TM 1.5, altax 0.5, antioxidant 4010NA 1, sulphur 1.5.In Φ 160 mills, normal temperature is mixing, then on 25 tons of vulcanizing presses, vulcanizes, and curing temperature is 143 ℃.Table 1 has been listed conductivity and the mechanical property of NR/ACET/RH conducing composite material cross-linked rubber.As seen from the table, NR/ACET/RH system is along with the increase of ACET consumption, its cross-linked rubber conductivity, tensile strength improve, hardness presents ascendant trend, after adding RH, the conductivity of material has certain decline, but bloom phenomenon is effectively solved, and tensile strength of material and hardness have certain rising.Its every physical and mechanical properties index all significantly surpasses pure NR cross-linked rubber.This is due to the increase along with ACET consumption, and conducing composite material inner conductive network gradual perfection forms conductive path, and conductivity is improved.
Table 1: the conductivity of NR/ACET/RH cross-linked rubber and mechanical property
Embodiment 2
Rubber is selected butadiene-acrylonitrile rubber (NBR), fills a prescription as follows: NBR 100, and Resorcinol and hexamethylenetetramine complex compound (RH), Shawinigan black (ACET) is variable, stearic acid 2, ZnO 5, accelerant CZ 1.5, altax 0.5, antioxidant 4010NA 1, sulphur 2.In Φ 160 mills, normal temperature is mixing, then on 25 tons of vulcanizing presses, vulcanizes 170 ℃ of curing temperatures.
Table 2: the conductivity of NBR/ACET/RH cross-linked rubber and mechanical property
From table 2, along with the increase of ACET consumption, conductivity and the tensile strength of conducing composite material are all improved, but contrast with table 1, the in the situation that of less loading level, can find out that the conductivity of NBR/ACET/RH system and mechanical property are all not as NR/ACET/RH system.
Embodiment 3
Rubber selects natural rubber, fills a prescription as follows: NR 100, and ACET20, Resorcinol and hexamethylenetetramine complex compound (RH) 5, insoluble S variable, ZnO 5, stearic acid 2, promotor (TMTM) 1, anti-aging agent (4010NA) 1.The mixing slice of mill normal temperature is then vulcanized on vulcanizing press, and cure conditions is 143 ℃ * sulfurizing time (min).Conductivity and the mechanical property of natural rubber/Shawinigan black conducing composite material system when table 3 is different vulcanizing agent addition.The effect that the increase that can find out insoluble S consumption is improved for conductivity and the mechanical property of matrix material to a certain extent, can destroy conductive network structure, aging (70 but consumption is excessively crosslinked when excessive
.c, 72h) after, material can keep good conductivity and mechanical property.
Table 3: conductivity and the mechanical property of different sulfur consumption NR/ACET cross-linked rubbers
Embodiment 4
Rubber is selected natural rubber (NR) and styrene-butadiene rubber(SBR) (SBR) use, fills a prescription as follows: NR/SBR is variable, and both sums are 100, Shawinigan black (ACET) 15, and ZnO 5, stearic acid 2, antioxidant 4010NA 1, insoluble S 2.In mill, press normal temperature mixing, 143 ℃ of sulfurations on vulcanizing press.Rubber blending can significantly improve the conductivity of matrix material as can be seen from Table 4.
Table 4: NR/SBR also uses conductivity and the mechanical property of conducing composite material
embodiment 5:
Rubber is selected natural rubber, fills a prescription as follows: NR 100, and Shawinigan black (AECT) 20, antioxidant 4010NA 1, accelerant CZ 1.5, altax 0.5, silane coupling agent KH570 variable.Mixing in Φ 160 mills, then on 25 tons of vulcanizing presses, vulcanize, curing temperature is 143 ℃.Formula adopts silane coupling agent KH570 to carry out surface modification to Shawinigan black, to reduce the agglomeration of Shawinigan black, different silane coupling agent consumptions in table 5, have been listed for the impact of conducing composite material conductivity and mechanical property, can find out, silane coupling agent KH570 adds the conductivity that contributes to improve matrix material, and explanation has reached the object to Shawinigan black modification to a certain extent.As can be seen from the table, add KH570 to carry out after modification, the resistance value of conducing composite material has significantly and reduces, and the mechanical property of conducing composite material changes not quite, illustrate that KH570 has good modified effect for Shawinigan black, can be issued in the situation that meets mechanical property the object of the conductivity that improves matrix material.
Table 5: KH570 modified composite material conductivity and mechanical property
Claims (9)
1. rubber/Shawinigan black electro-conductive material, is characterized in that, in weight part, component comprises:
Rubber 100
Shawinigan black 2～20
Properties-correcting agent 0～10
Vulcanizing agent 0.5～5;
And rubber ingredients;
Described rubber is natural rubber, synthetic rubber or also uses glue;
Described properties-correcting agent is Resorcinol and vulkacit H complex compound, Resorcinol, Resorcinol donor, methylene radical donor or silane coupling agent.
2. electro-conductive material according to claim 1, is characterized in that, in weight part, component comprises:
Rubber 100
Shawinigan black 2～15
Properties-correcting agent 5～8
Vulcanizing agent 1～3.5
And rubber ingredients.
3. electro-conductive material according to claim 1 and 2, is characterized in that, described rubber ingredients are 2 parts of stearic acid, 5 parts of ZnO, 1～2 part of promotor, 1 ~ 3 part, anti-aging agent.
4. electro-conductive material according to claim 1 and 2, is characterized in that, the relative density 1.5 of described Shawinigan black, apparent density 0.05～0.2g/cm
3.
5. electro-conductive material according to claim 1 and 2, is characterized in that, described vulcanizing agent is sulphur, insoluble sulphur or superoxide.
6. a preparation method for rubber/Shawinigan black electro-conductive material, is characterized in that, comprises the steps:
(1) in rubber, add raw material and rubber ingredients in formula to carry out mixing;
(2) sulfuration makes electro-conductive material;
Formula is:
Rubber 100
Shawinigan black 2～20
Properties-correcting agent 0～10
Vulcanizing agent 0.5～5;
Described properties-correcting agent is Resorcinol and vulkacit H complex compound, Resorcinol, Resorcinol donor, methylene radical donor or silane coupling agent.
7. described in, rubber is natural rubber, synthetic rubber or also uses glue;
Preparation method according to claim 6, is characterized in that, fills a prescription to be:
Rubber 100
Shawinigan black 2～15
Properties-correcting agent 5～8
Vulcanizing agent 1～3.5.
8. according to the preparation method described in claim 6 or 7, it is characterized in that, described rubber ingredients are 2 parts of stearic acid, 5 parts of ZnO, 1～2 part of promotor, 1 ~ 3 part, anti-aging agent.
9. the application of a kind of rubber/Shawinigan black electro-conductive material described in one of claim 1-5 in developing roller for laser printer and charging roller.
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|---|---|---|---|
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|---|---|---|---|
| CN201210235402.0A CN103539969B (en) | 2012-07-09 | 2012-07-09 | Rubber/acetylene black conductive material as well as preparation method and application thereof |
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Cited By (5)
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| CN104610592A (en) * | 2015-01-30 | 2015-05-13 | 柳州市中配橡塑配件制造有限公司 | Conductive rubber composition |
| CN104629130A (en) * | 2015-01-30 | 2015-05-20 | 柳州市中配橡塑配件制造有限公司 | Conductive rubber composition |
| CN105131373A (en) * | 2014-12-24 | 2015-12-09 | 合肥协知行信息系统工程有限公司 | Glue roller conductive rubber formulation |
| CN105949532A (en) * | 2016-07-05 | 2016-09-21 | 苏州科淼新材料有限公司 | Conductive nano-rubber and preparation method thereof |
| CN109021570A (en) * | 2018-06-11 | 2018-12-18 | 东莞市仲壹实业有限公司 | A kind of conductive rubber material and preparation method thereof |
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| CN104610592A (en) * | 2015-01-30 | 2015-05-13 | 柳州市中配橡塑配件制造有限公司 | Conductive rubber composition |
| CN104629130A (en) * | 2015-01-30 | 2015-05-20 | 柳州市中配橡塑配件制造有限公司 | Conductive rubber composition |
| CN105949532A (en) * | 2016-07-05 | 2016-09-21 | 苏州科淼新材料有限公司 | Conductive nano-rubber and preparation method thereof |
| CN109021570A (en) * | 2018-06-11 | 2018-12-18 | 东莞市仲壹实业有限公司 | A kind of conductive rubber material and preparation method thereof |
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