CN104327514A - Mixing silicon rubber for low hardness rubber roller - Google Patents
Mixing silicon rubber for low hardness rubber roller Download PDFInfo
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- CN104327514A CN104327514A CN201410524591.2A CN201410524591A CN104327514A CN 104327514 A CN104327514 A CN 104327514A CN 201410524591 A CN201410524591 A CN 201410524591A CN 104327514 A CN104327514 A CN 104327514A
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Abstract
The invention discloses a mixing silicon rubber for a low hardness rubber roller, and relates to the technical field of rubber products. The mixing silicon rubber comprises, by weight, 80-100 parts of a methyl vinyl silicon rubber crude rubber, 5-10 parts of white carbon black, 5-15 parts of diatomite, 1-5 parts of magnesium carbonate, 0.5-2 parts of a boric acid solution, 1-3 parts of xylitol, 0.5-1 part of nanometer titanium dioxide, 1-2 parts of glycerol triacetate, 0.5-1 part of a silane coupling agent, 3-5 parts of nanometer alumina, 1-2 parts of chlorinated paraffin, 2-3 parts of polypropylene fibers, 1-2 parts of carbon fibers, 1-2 parts of hydrogenated polybutadiene, 1-2 parts of hydroxypropyl methyl cellulose and 2-4 parts of modified corn starch. The mixing silicone rubber has characteristics of simple component and simple preparation process. In addition, with the magnesium carbonate component, the prepared silicone rubber product has high safety, good physical property and good chemical property.
Description
Technical field
The present invention relates to rubber item technical field, be specifically related to a kind of low hardness cots melting silicone rubber and preparation method.
Background technology
Silicon rubber (English name Siliconerubber), point heat vulcanization type (high temperature vulcanized silica gel HTV), room temperature vulcanized (RTV), wherein room temperature vulcanized divides again polycondensation reaction type and addition reaction-type.High temperature silicone rubber is mainly for the manufacture of various silastic product, and room temperature silicon rubber then mainly uses as caking agent, Embedding Material or mould.Heat vulcanization type consumption is maximum, and heat vulcanization type divides again methyl silicone rubber, methyl vinyl silicone rubber, methyl vinyl phenyl silicon rubber, and other also have eyeball silicon rubber, trifluoropropyl siloxane etc.In numerous synthetic rubber, silicon rubber is outstanding person wherein.It has tasteless nontoxic, is not afraid of high temperature and the feature resisting severe cold, and " keeping cool ", " remaining calm " when 300 degrees Celsius and subzero 90 degrees Celsius, still do not lose original intensity and elasticity.Silicon rubber also has good electrical insulating property, oxytolerant resistance to deterioration, fast light resistance to deterioration and mildew resistance, chemical stability etc.Owing to being provided with the performance of these excellences, silicon rubber is made extensively to have played vital role in modern medicine.Traditional low hardness cots is shorter for work-ing life, and physics and chemical property are not very good.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of physics, chemical property good, prepare simple low hardness cots melting silicone rubber.
Technical problem to be solved by this invention realizes by the following technical solutions:
A kind of low hardness cots melting silicone rubber, is made up of the component of following parts by weight: methyl vinyl silicon kautschuk 80-100 part, white carbon black 5-10 part, diatomite 5-15 part, magnesiumcarbonate 1-5 part, boric acid solution 0.5-2 part, Xylitol 1-3 part, nano titanium oxide 0.5-1 part, Vanay 1-2 part, silane coupling agent 0.5-1 part, nano aluminium oxide 3-5 part, clorafin 1-2 part, polypropylene fibre 2-3 part, carbon fiber 1-2 part, hydrogenated butadiene polymer 1-2 part, HPMC 1-2 part and modified corn starch 2-4 part.
The present invention also provides a kind of preparation method of low hardness cots melting silicone rubber, and its method steps is as follows,
A. in methyl vinyl silicon kautschuk, white carbon black, diatomite, magnesiumcarbonate is added, evenly mixing in kneader, at 140-170 DEG C, process 2 hours, be made into sizing material;
B. boric acid solution, Xylitol, nano titanium oxide, Vanay, silane coupling agent, nano aluminium oxide, clorafin, polypropylene fibre, carbon fiber, hydrogenated butadiene polymer, HPMC part and modified corn starch are joined in sizing material, evenly mixing, at 80-120 DEG C, process 2-3 hour;
C. on twin-screw extruder, get the thick volume of 20cm, evaluate the surface condition of rubber unvulcanizate, then rubber unvulcanizate hot-press vulcanization under 170 DEG C of conditions is made the thick test piece of 2mm for 10 minutes, twice sulfuration 4 hours in an oven under 200 DEG C of conditions.
The invention has the beneficial effects as follows: instant component is simple, preparation technology is simple, by magnesiumcarbonate composition, makes the security of the silastic product prepared higher, physics and chemical property better.
Embodiment
The technique means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, setting forth the present invention further.
Embodiment 1
A kind of low hardness cots melting silicone rubber, is made up of the component of following parts by weight: methyl vinyl silicon kautschuk 100 parts, white carbon black 10 parts, 15 parts, diatomite, 5 parts, magnesiumcarbonate, boric acid solution 2 parts, Xylitol 3 parts, nano titanium oxide 1 part, Vanay 2 parts, silane coupling agent 1 part, nano aluminium oxide 5 parts, clorafin 2 parts, polypropylene fibre 3 parts, 2 parts, carbon fiber, hydrogenated butadiene polymer 2 parts, HPMC 2 parts and modified corn starch 4 parts.
The present invention also provides a kind of preparation method of low hardness cots melting silicone rubber, and its method steps is as follows,
A. in methyl vinyl silicon kautschuk, white carbon black, diatomite, magnesiumcarbonate is added, evenly mixing in kneader, at 140-170 DEG C, process 2 hours, be made into sizing material;
B. boric acid solution, Xylitol, nano titanium oxide, Vanay, silane coupling agent, nano aluminium oxide, clorafin, polypropylene fibre, carbon fiber, hydrogenated butadiene polymer, HPMC part and modified corn starch are joined in sizing material, evenly mixing, at 80-120 DEG C, process 2-3 hour;
C. on twin-screw extruder, get the thick volume of 20cm, evaluate the surface condition of rubber unvulcanizate, then rubber unvulcanizate hot-press vulcanization under 170 DEG C of conditions is made the thick test piece of 2mm for 10 minutes, twice sulfuration 4 hours in an oven under 200 DEG C of conditions.
Embodiment 2
A kind of low hardness cots melting silicone rubber, be made up of the component of following parts by weight, methyl vinyl silicon kautschuk 80 parts, white carbon black 5 parts, 5 parts, diatomite, 1 part, magnesiumcarbonate, boric acid solution 0.5 part, Xylitol 1 part, nano titanium oxide 0.5 part, Vanay 1 part, silane coupling agent 0.5 part, nano aluminium oxide 3 parts, clorafin 1 part, polypropylene fibre 2 parts, 1 part, carbon fiber, hydrogenated butadiene polymer 1 part, HPMC 1 part and modified corn starch 2 parts.
The present invention also provides a kind of preparation method of low hardness cots melting silicone rubber, and its method steps is as follows,
A. in methyl vinyl silicon kautschuk, white carbon black, diatomite, magnesiumcarbonate is added, evenly mixing in kneader, at 140-170 DEG C, process 2 hours, be made into sizing material;
B. boric acid solution, Xylitol, nano titanium oxide, Vanay, silane coupling agent, nano aluminium oxide, clorafin, polypropylene fibre, carbon fiber, hydrogenated butadiene polymer, HPMC part and modified corn starch are joined in sizing material, evenly mixing, at 80-120 DEG C, process 2-3 hour;
C. on twin-screw extruder, get the thick volume of 20cm, evaluate the surface condition of rubber unvulcanizate, then rubber unvulcanizate hot-press vulcanization under 170 DEG C of conditions is made the thick test piece of 2mm for 10 minutes, twice sulfuration 4 hours in an oven under 200 DEG C of conditions.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (2)
1. a low hardness cots melting silicone rubber, is characterized in that: be made up of the component of following parts by weight,
Methyl vinyl silicon kautschuk 80-100 part, white carbon black 5-10 part, diatomite 5-15 part, magnesiumcarbonate 1-5 part, boric acid solution 0.5-2 part, Xylitol 1-3 part, nano titanium oxide 0.5-1 part, Vanay 1-2 part, silane coupling agent 0.5-1 part, nano aluminium oxide 3-5 part, clorafin 1-2 part, polypropylene fibre 2-3 part, carbon fiber 1-2 part, hydrogenated butadiene polymer 1-2 part, HPMC 1-2 part and modified corn starch 2-4 part.
2. a preparation method for low hardness cots melting silicone rubber described in claim 1, is characterized in that:
A. in methyl vinyl silicon kautschuk, white carbon black, diatomite, magnesiumcarbonate is added, evenly mixing in kneader, at 140-170 DEG C, process 2 hours, be made into sizing material;
B. boric acid solution, Xylitol, nano titanium oxide, Vanay, silane coupling agent, nano aluminium oxide, clorafin, polypropylene fibre, carbon fiber, hydrogenated butadiene polymer, HPMC part and modified corn starch are joined in sizing material, evenly mixing, at 80-120 DEG C, process 2-3 hour;
C. on twin-screw extruder, get the thick volume of 20cm, evaluate the surface condition of rubber unvulcanizate, then rubber unvulcanizate hot-press vulcanization under 170 DEG C of conditions is made the thick test piece of 2mm for 10 minutes, twice sulfuration 4 hours in an oven under 200 DEG C of conditions.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410524591.2A CN104327514A (en) | 2014-10-08 | 2014-10-08 | Mixing silicon rubber for low hardness rubber roller |
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| CN201410524591.2A CN104327514A (en) | 2014-10-08 | 2014-10-08 | Mixing silicon rubber for low hardness rubber roller |
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| CN104327514A true CN104327514A (en) | 2015-02-04 |
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| CN201410524591.2A Pending CN104327514A (en) | 2014-10-08 | 2014-10-08 | Mixing silicon rubber for low hardness rubber roller |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104788966A (en) * | 2015-04-14 | 2015-07-22 | 柳培健 | Semi-conduction mixing silicone rubber prepared by blending carbon black and magnesium carbonate and preparation for semi-conduction mixing silicone rubber |
| CN106243730A (en) * | 2016-08-23 | 2016-12-21 | 陈建琴 | A kind of rubber roller for industry high-hardness high-rebound silastic material |
| CN106349700A (en) * | 2016-08-23 | 2017-01-25 | 陈建琴 | Tear-resistant silicone rubber material with high elongation for industrial rubber roll |
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| CN1891448A (en) * | 2006-04-27 | 2007-01-10 | 抚顺市远东橡胶有限公司 | Superlarge silica gel roller producing method |
| CN102888117A (en) * | 2012-09-17 | 2013-01-23 | 滁州天成有机硅高分子材料有限公司 | High-hardness mixing silicon rubber composition and preparation technology thereof |
| CN103160128A (en) * | 2013-04-10 | 2013-06-19 | 北京化工大学 | Conductive silicon rubber material with ultralow compressive deformation and low hardness and preparation method thereof |
| CN103756057A (en) * | 2013-12-31 | 2014-04-30 | 杭州顺豪橡胶工程有限公司 | Low-hardness printing rubber roller material |
| CN104046039A (en) * | 2014-06-30 | 2014-09-17 | 无锡新腾东方电缆附件有限公司 | Heat-resistant silicone rubber and preparation method thereof |
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2014
- 2014-10-08 CN CN201410524591.2A patent/CN104327514A/en active Pending
Patent Citations (5)
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| CN1891448A (en) * | 2006-04-27 | 2007-01-10 | 抚顺市远东橡胶有限公司 | Superlarge silica gel roller producing method |
| CN102888117A (en) * | 2012-09-17 | 2013-01-23 | 滁州天成有机硅高分子材料有限公司 | High-hardness mixing silicon rubber composition and preparation technology thereof |
| CN103160128A (en) * | 2013-04-10 | 2013-06-19 | 北京化工大学 | Conductive silicon rubber material with ultralow compressive deformation and low hardness and preparation method thereof |
| CN103756057A (en) * | 2013-12-31 | 2014-04-30 | 杭州顺豪橡胶工程有限公司 | Low-hardness printing rubber roller material |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104788966A (en) * | 2015-04-14 | 2015-07-22 | 柳培健 | Semi-conduction mixing silicone rubber prepared by blending carbon black and magnesium carbonate and preparation for semi-conduction mixing silicone rubber |
| CN106243730A (en) * | 2016-08-23 | 2016-12-21 | 陈建琴 | A kind of rubber roller for industry high-hardness high-rebound silastic material |
| CN106349700A (en) * | 2016-08-23 | 2017-01-25 | 陈建琴 | Tear-resistant silicone rubber material with high elongation for industrial rubber roll |
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Application publication date: 20150204 |