CN1276948C - Recipe for anti-static rubber roll needing no treatment and processing process - Google Patents
Recipe for anti-static rubber roll needing no treatment and processing process Download PDFInfo
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- CN1276948C CN1276948C CN 200410053380 CN200410053380A CN1276948C CN 1276948 C CN1276948 C CN 1276948C CN 200410053380 CN200410053380 CN 200410053380 CN 200410053380 A CN200410053380 A CN 200410053380A CN 1276948 C CN1276948 C CN 1276948C
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- antistatic
- rubber
- nitrile rubber
- carboxy nitrile
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Abstract
The present invention relates to a formula of an antistatic treatment-free rubber roller, which comprises 1 to 10 portions of sulfur, 5 to 10 portions of zinc oxide, 90 to 100 portions of carboxy nitrile rubber, 0 to 10 portions of macromolecular material modifying agent, 20 to 50 portions of antistatic filler, 10 to 60 portions of antistatic reinforcing agent, 0.3 to 3 portions of accelerant DM/CZ/TMTM and 5 to 40 portions of ether class/ester class antistatic plasticizer, wherein methacrylic acid in the carboxy nitrile rubber accounts for 1 to 8 % and is used as radix. A technology for processing the rubber roller comprises the steps: selecting the carboxy nitrile rubber and the macromolecular material modifying agent; plasticating, filtering and modifying the carboxy nitrile rubber and the macromolecular material modifying agent in a mechano-chemical mode; mixing, refining and filtering the carboxy nitrile rubber and the macromolecular material modifying agent; adding fine materials; extruding and processing the mixed substances by an aluminum tube; forming, vulcanizing, cutting, chamfering, grinding and testing the mixed substances. The vulcanization can use a molding mode or an injection mode or a vulcanization mode by a vulcanization tank.
Description
Technical field
The present invention relates to spinning with the antistatic processing technology field of exempting from, relate to the composition and the working method that prepare antistatic treatment-free rubber-roller specifically, be applied to textile manufacturing machine.
Background technology
Rubber roll is the important drafting unit in the spinning production process, in drafting assembly, fibrous bundle carries out the drawing-off operation between rubber roll and roller, the quality of its quality and the quality of use properties, have influence on into directly that sliver is done, yarn defect, brute force, end breakage rate, and lap waste rate, so require the rubber roll surface that fibrous bundle is had enough curable grips, spinning machine repeatedly sticks drawing-off to fiber by spinning rubber-roller, twist resultant yarn, spinning rubber-roller has direct influence to the quality and the output of yarn.Spinning rubber-roller owing to produce electrostatic interaction, sticks influence of various factors such as effect, mechanical force and temperature humidity in spinning process, the absorption that can produce fiber, and then be wrapped in the surface of rubber roll, cause the line broken end, so that influence spinning quality.Existing spinning rubber-roller production technique, adopt conventional equipment and production technique, employed raw material comprises 90～110 parts paracril, 2～6 parts of Sulfurs, 1～4 part of altax, 10～15 parts of zinc oxide, 3～6 parts of coupling agents, 1.0～4.8 parts of anti-aging agent, 10～60 parts of white carbon blacks, 5～25 parts of titanium dioxides, 1～10 part of electrostatic agent, 5～20 parts auxiliary powder.But the rubber roll cross-linking density is lower, and antistatic property is poor, during use wrapping phenomena can take place.The application of prior art Chinese invention patent, not " production formula of spinning rubber-roller is not handled on the anti-crawl agentdefiection surface " of application number 02112811.1, its main component is: hydroxyl nitrile rubber, antistatic elasticizer, promoting agent, linking agent, filling and polynary protective agent.By the variation of above main component, the spinning rubber-roller that makes making can directly be gone up the machine spinning behind correct grinding, need not any surface treatment, and wear resisting property is good, and long service life can effectively improve yarn quality.But it is under the high temperature humidity environment, and its antistatic effect obviously reduces, and influences spinning quality.
Summary of the invention
Technical problem to be solved by this invention be at above-mentioned prior art not enough and provide a kind of produce wear-resisting, intensity height, the composition and the working method of the antistatic treatment-free rubber-roller of preparation of rubber roll durable in use.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: the composition for preparing antistatic treatment-free rubber-roller, include a certain proportion of Sulfur, zinc oxide, the technical measures of taking also comprise: also include carboxy nitrile rubber in the employed raw material, antistatic weighting agent, antistatic strengthening agent, altax/CZ/TMTM, ethers/ester class antistatic elasticizer; By weight proportion, described carboxy nitrile rubber is as 90～100 parts of radixes, 20～50 parts of antistatic weighting agents, 10～60 parts of antistatic strengthening agents, altax/CZ/TMTM0.3～3 part, 5～40 parts of ethers/ester class antistatic elasticizer, 1～10 part of Sulfur, 5～10 parts in zinc oxide; Among described altax/CZ/TMTM DM be 2,2 '-dithio-bis-benzothiazole, molecular formula is C
14H
8N
2S
4, CZ is a N cyclohexyl 2 benzothiazole sulfenamide, molecular formula is C
13H
16N
2S
2, TMTM is-vulcanize tetra methylthiuram, and molecular formula is C
6H
12N
2S
3The composition working method for preparing antistatic treatment-free rubber-roller, the technical measures of taking comprise: choose carboxy nitrile rubber, through plasticate, filtration, mechanochemical modification, mixing, filter, add fines, extrusion and through aluminum pipe processing, moulding, sulfuration, cutting, chamfering, temper, check; Described mechanochemical modification is handled carboxy nitrile rubber for adopting mill to carry out mechanical force and chemical, reaches the modification to product performance; Described sulfuration employing mode can be mold pressing or injection or through sulfurizing pot vulcanization.
For optimizing technique scheme, the measure of being taked also comprises:
The methacrylic acid content accounts for 1%～8% by weight percentage in the above-mentioned carboxy nitrile rubber.
Above-mentioned carboxy nitrile rubber molecular structural formula is:
(vinyl cyanide) (divinyl) (vinylformic acid)
。
Acrylonitrile content is 31%～40% by weight percentage in the above-mentioned carboxy nitrile rubber; Crude rubber Mooney viscosity ML
1+4 100 ℃Be 35～115.
Compared with prior art, the present invention adopts the polymer carboxy nitrile rubber by reasonable tight formula combination, can improve common paracril ozone resistance and the relatively poor deficiency of static resistance; By adopting this material of main part can improve quiet, the dynamic ozone resistance of common paracril significantly, improve the conductivity of product, its ozone resistance and conductivity are enhanced about more than once, thereby have improved greatly the conductivity and the work-ing life of spinning rubber-roller.And have high wear resistance, and in spinning process, the rubber roll surfaceness changes minimum, thus lasting stability spinning quality; High abrasion is the assurance of rubber roll longevity, can effectively guarantee life cycle and work-ing life, reduces the spending of cost of manufacture and spinning cost.Follow " electric charge diffusion " theory simultaneously, make the rubber roll spinning performance independent, exempt to handle making simplified processing, reduce work hours and environmental pollution, cut down expenses; Do not twine flower and guarantee normal spinning, reduce labor strength, enhance productivity.Carboxy nitrile rubber through with Sulfur, the zinc oxide of rational proportion, antistatic weighting agent, antistatic strengthening agent, altax/CZ/TMTM, the different ratios of ethers/ester class antistatic elasticizer etc. cooperates, and its antistatic effect is remarkable, the use of can directly getting on the bus, be fit to spin dyed yarn, cotton textiles, polyester-cotton blend, chemical fibre, terylene, drafting, combing etc., can be lowered into sliver and do, conventional rerum natura is compared with external like product with work-ing life and is significantly improved; Its antistatic property, intensity, heat aging performance, compression set, elasticity, wear resisting property can improve more than 20%.
Description of drawings
Fig. 1 is an embodiment of the invention process flow sheet.
Embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
From shown in Figure 1, be embodiment of the invention process flow sheet.The composition for preparing antistatic treatment-free rubber-roller includes a certain proportion of Sulfur, zinc oxide, also includes carboxy nitrile rubber in the employed raw material, antistatic weighting agent, antistatic strengthening agent, altax/CZ/TMTM, ethers/ester class antistatic elasticizer; By weight proportion, described carboxy nitrile rubber is as 90～100 parts of radixes, 20～50 parts of antistatic weighting agents, 10～60 parts of antistatic strengthening agents, altax/CZ/TMTM0.3～3 part, 5～40 parts of ethers/ester class antistatic elasticizer, 1～10 part of Sulfur, 5～10 parts in zinc oxide; Among described altax/CZ/TMTM DM be 2,2 '-dithio-bis-benzothiazole, molecular formula is C
14H
8N
2S
4, CZ is a N cyclohexyl 2 benzothiazole sulfenamide, molecular formula is C
13H
16N
2S
2, TMTM is-vulcanize tetra methylthiuram, and molecular formula is C
6H
12N
2S
3Be prioritization scheme, the methacrylic acid content accounts for 1%～8% by weight percentage in the carboxy nitrile rubber wherein.The carboxy nitrile rubber molecular structural formula is:
(vinyl cyanide) (divinyl) (vinylformic acid)
Acrylonitrile content accounts for 31%～40% by weight percentage in the carboxy nitrile rubber; Crude rubber Mooney viscosity ML
1+4 100 ℃Be 35～115.
Prepare the working method of antistatic treatment-free rubber-roller, choose carboxy nitrile rubber, through plasticate, filtration, mechanochemical modification, mixing, filter, add fines, extrusion and through aluminum pipe processing, moulding, sulfuration, cutting, chamfering, temper, check; Described mechanochemical modification is handled carboxy nitrile rubber for adopting mill to carry out mechanical force and chemical, reaches the modification to product performance; Described sulfuration employing mode can be mold pressing or injection or through sulfurizing pot vulcanization.Adopt the polymer carboxy nitrile rubber by reasonable tight formula combination, can improve common paracril ozone resistance and the relatively poor deficiency of static resistance; By adopting this material of main part can improve quiet, the dynamic ozone resistance of common paracril significantly, improve the conductivity of product, its ozone resistance and conductivity are enhanced about more than once, thereby have improved greatly the conductivity and the work-ing life of spinning rubber-roller.And have high wear resistance, and in spinning process, the rubber roll surfaceness changes minimum, thus lasting stability spinning quality; High abrasion is the assurance of rubber roll longevity, can effectively guarantee life cycle and work-ing life, reduces the spending of cost of manufacture and spinning cost.Follow " electric charge diffusion " theory simultaneously, make the rubber roll spinning performance independent, exempt to handle making simplified processing, reduce work hours and environmental pollution, cut down expenses; Do not twine flower and guarantee normal spinning, reduce labor strength, enhance productivity.Carboxy nitrile rubber through with Sulfur, the zinc oxide of rational proportion, antistatic weighting agent, antistatic strengthening agent, altax/CZ/TMTM, the different ratios of ethers/ester class antistatic elasticizer etc. cooperates, its antistatic effect is remarkable, the use of can directly getting on the bus is fit to spin dyed yarn, cotton textiles, polyester-cotton blend, chemical fibre, terylene, drafting, combing etc., can be lowered into sliver and do, improve work-ing life, conventional rerum natura and work-ing life and external like product have raising; Its antistatic property, intensity, heat aging performance, compression set, elasticity, wear resisting property can improve more than 20%.
Do not keeping the distinctive adstringency of original rubber through its surface of any surface-treated rubber roll, just this adstringency demonstrates powerful frictional force, curable grip more fully.Because surface non-treatment cot has good rebound performance, make to produce rational grip hold arc between rubber and the roller, effectively improve bar evenness, reduce broken end.After general rubber roll was handled through coating, its surface formed filming as thin as a wafer, forms " shell cylinder " that a hardness increases, and this " shell cylinder " descends curable grip and the deterioration cotton yarn quality because of hardness increases.And " shell cylinder " that surface non-treatment cot does not exist hardness to increase, dynamically curable grip is stable, increased the coverage rate that surface non-treatment cot contacts with the bottom roll groove, jaw linear speed stability is improved, " the shell cylinder " of surface non-treatment cot because of not existing hardness to increase, the instantaneous elasticity fourth contact rapidly, effectively, and the surface non-treatment cot long service life, elastic performance is stable, the favourable working strength of workers that alleviates, improve the Working environment between roller, reduce production costs.
Claims (5)
1, the composition of the antistatic treatment-free rubber-roller of preparation includes a certain proportion of Sulfur, zinc oxide, it is characterized in that: also include carboxy nitrile rubber in the employed raw material, antistatic weighting agent, antistatic strengthening agent, altax/CZ/TMTM, ethers/ester class antistatic elasticizer; By weight proportion, described carboxy nitrile rubber is as 90～100 parts of radixes, 20～50 parts of antistatic weighting agents, 10～60 parts of antistatic strengthening agents, altax/CZ/TMTM0.3～3 part, 5～40 parts of ethers/ester class antistatic elasticizer, 1～10 part of Sulfur, 5～10 parts in zinc oxide; Among described altax/CZ/TMTM DM be 2,2 '-dithio-bis-benzothiazole, molecular formula is C
14H
8N
2S
4, CZ is a N cyclohexyl 2 benzothiazole sulfenamide, molecular formula is C
13H
16N
2S
2, TMTM is-vulcanize tetra methylthiuram, and molecular formula is C
6H
12N
2S
3
2, the composition of the antistatic treatment-free rubber-roller of preparation according to claim 1, it is characterized in that: the methacrylic acid content accounts for 1%～8% by weight percentage in the described carboxy nitrile rubber.
3, the composition of the antistatic treatment-free rubber-roller of preparation according to claim 1 is characterized in that: described carboxy nitrile rubber molecular structural formula is:
4, the composition of the antistatic treatment-free rubber-roller of preparation according to claim 1 is characterized in that: acrylonitrile content is 31%～40% by weight percentage in the described carboxy nitrile rubber; Crude rubber Mooney viscosity ML
1+4 100 ℃Be 35～115.
5, the working method of the antistatic treatment-free rubber-roller of preparation according to claim 1, it is characterized in that: choose carboxy nitrile rubber, through plasticate, filtration, mechanochemical modification, mixing, filter, add fines, extrusion and through aluminum pipe processing, moulding, sulfuration, cutting, chamfering, temper, check; Described mechanochemical modification is handled carboxy nitrile rubber for adopting mill to carry out mechanical force and chemical, reaches the modification to product performance; Described sulfuration employing mode is mold pressing or injection or through sulfurizing pot vulcanization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410053380 CN1276948C (en) | 2004-07-30 | 2004-07-30 | Recipe for anti-static rubber roll needing no treatment and processing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410053380 CN1276948C (en) | 2004-07-30 | 2004-07-30 | Recipe for anti-static rubber roll needing no treatment and processing process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1587307A CN1587307A (en) | 2005-03-02 |
| CN1276948C true CN1276948C (en) | 2006-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410053380 Expired - Fee Related CN1276948C (en) | 2004-07-30 | 2004-07-30 | Recipe for anti-static rubber roll needing no treatment and processing process |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100393500C (en) * | 2005-07-26 | 2008-06-11 | 陈铁 | Manufacturing method of rubber injection moulding hand shaged gloves |
| JP4160613B2 (en) * | 2006-11-10 | 2008-10-01 | 住友ゴム工業株式会社 | Foam rubber roll |
| CN102153789B (en) * | 2011-03-10 | 2013-05-29 | 李佃场 | Technique for processing antistatic rubber roll |
| CN102417640B (en) * | 2011-08-16 | 2012-12-12 | 无锡二橡胶股份有限公司 | Production formula of high-temperature high-speed high-wear resistant spinning rubber roll |
| CN103819770B (en) * | 2014-03-06 | 2016-01-13 | 无锡二橡胶股份有限公司 | Air vortex spinning rubber roll |
| JP6331689B2 (en) * | 2014-05-23 | 2018-05-30 | 村田機械株式会社 | Fiber feeding roller, draft device and spinning machine |
| CN105754169A (en) * | 2016-04-29 | 2016-07-13 | 无锡市兰翔胶业有限公司 | Formula of rubber of front spinning rubber roller |
| CN108948459B (en) * | 2018-07-25 | 2020-06-09 | 南京金三力橡塑有限公司 | Rubber roller with sea-island structure and preparation method thereof |
| CN110105641A (en) * | 2019-04-26 | 2019-08-09 | 无锡二橡胶股份有限公司 | A kind of factory formula of the rubber roller for yarn drafting of spinning suiting functional fibre |
| CN110105643A (en) * | 2019-05-06 | 2019-08-09 | 无锡二橡胶股份有限公司 | A kind of factory formula of chemical fibre twin-core covering yarn spinning rubber-roller |
| CN110128722A (en) * | 2019-06-05 | 2019-08-16 | 福州大学 | With Desulphurization reinforcement and promote the carboxylic rubber composite material and preparation method vulcanized |
| CN113337022B (en) * | 2021-06-25 | 2023-01-10 | 无锡二橡胶股份有限公司 | Rubber ring for lyocell fiber spinning |
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2004
- 2004-07-30 CN CN 200410053380 patent/CN1276948C/en not_active Expired - Fee Related
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