CN105315518A - High-strength polymerization rubber material and preparation method thereof - Google Patents
High-strength polymerization rubber material and preparation method thereof Download PDFInfo
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- CN105315518A CN105315518A CN201510826171.4A CN201510826171A CN105315518A CN 105315518 A CN105315518 A CN 105315518A CN 201510826171 A CN201510826171 A CN 201510826171A CN 105315518 A CN105315518 A CN 105315518A
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Abstract
The invention discloses a high-strength polymerization rubber material and a preparation method thereof. The preparation method comprises the following steps that 1, an internal mixer is opened, 4-10 parts of epichloro-hydrin rubber, 10-18 parts of butadiene rubber, 2-6 parts of isoprene rubber, 6-15 parts of rosin pentaerythrityl ester, 4-10 parts of styrene-modified alkyd resin, 3-7 parts of melamine-modified urea resin, 4-8 parts of bisphenol F-type epoxy resin, 2-5 parts of butyl etherified urea resin and 3-7 parts of tributyl citrate are added into the internal mixer by weight, and high-temperature mixing is performed in the internal mixer; 2, the temperature of the internal mixer is increased, and then mixing is performed again; 3, hot press molding is performed on mixed materials obtained in the step 2 for 10-30 min. The prepared polymerization rubber material has the higher tensile strength and breaking elongation rate and the good heat resistance.
Description
Technical field
The invention belongs to field of rubber materials, be specifically related to a kind of high strength polymeric rubber material and preparation method thereof.
Background technology
Rubber is by raw material sources and method: rubber can be divided into natural rubber and the large class of synthetic rubber two.Wherein the consumption of natural rubber accounts for 1/3, and elastomeric consumption accounts for 2/3.Mode of appearance by rubber: rubber can be divided into the large class of solid rubber (also known as dry glue), emulsus rubber (abbreviation latex), fluid rubber and powdered rubber four.Character and utilization according to rubber: except natural rubber, synthetic rubber can be divided into general purpose synthetic rubber, half general purpose synthetic rubber, special synthetic rubber and special synthetic rubber.Physical aspect according to rubber: rubber can be divided into ebonite and flexible glue, rubber and rubber unvulcanizate etc.Divide by character and utilization: conventional rubber and specialty elastomer.Different types of rubber also has different performances, and wherein high-strength rubber is also a kind ofly use many elastomeric materials, therefore needs the intensity improving high-strength rubber.
Summary of the invention
the technical problem solved:elastomeric material has purposes widely in multiple field, the object of this invention is to provide polymeric rubber material of a kind of high strength and preparation method thereof, improves the tensile strength of General Purpose Rubber material, elongation at break and resistance toheat.
technical scheme
The present invention is achieved through the following technical solutions:
A kind of high strength polymeric rubber material, described high strength polymeric rubber material comprises the composition of following weight parts:
Epichlorohydrin rubber 4-10 part,
Cis-1,4-polybutadiene rubber 10-18 part,
Polyisoprene rubber 2-6 part,
Pentalyn 6-15 part,
Styrene alkyd resin 4-10 part,
Cyanurotriamide modified urea resin 3-7 part,
Bisphenol f type epoxy resin 4-8 part,
Butyl ether urea-formaldehyde resin 2-5 part,
Tributyl citrate 3-7 part.
Preferably, described a kind of high strength polymeric rubber material, comprises the composition of following weight parts:
Epichlorohydrin rubber 5-9 part,
Cis-1,4-polybutadiene rubber 12-16 part,
Polyisoprene rubber 3-5 part,
Pentalyn 8-13 part,
Styrene alkyd resin 6-9 part,
Cyanurotriamide modified urea resin 4-6 part,
Bisphenol f type epoxy resin 5-7 part,
Butyl ether urea-formaldehyde resin 3-4 part,
Tributyl citrate 4-6 part.
The preparation method of described a kind of high strength polymeric rubber material, comprises the steps:
Step 1: open Banbury mixer, epichlorohydrin rubber 4-10 part, cis-1,4-polybutadiene rubber 10-18 part, polyisoprene rubber 2-6 part, pentalyn 6-15 part, styrene alkyd resin 4-10 part, cyanurotriamide modified urea resin 3-7 part, bisphenol f type epoxy resin 4-8 part, butyl ether urea-formaldehyde resin 2-5 part, tributyl citrate 3-7 part is added by weight in Banbury mixer, high temperature banburying in Banbury mixer, banburying temperature is 80-90 DEG C, and the banburying time is 4-10min;
Step 2: raising Banbury mixer temperature is 100-110 DEG C, keeps temperature-resistant, then banburying 2-5min;
Step 3: the mixing material of step 2 is hot-forming under pressure is 20-30MPa, the hot-forming time is 10-30min.
Preferably, the preparation method of described high strength polymeric rubber material, in described step 1, banburying temperature is 85 DEG C, and the banburying time is 7min.
Preferably, the preparation method of described high strength polymeric rubber material, raising Banbury mixer temperature in described step 2 is 105 DEG C, keeps temperature-resistant, then banburying 3min.
Preferably, the preparation method of described high strength polymeric rubber material, hot-forming under pressure is 25MPa in described step 3, the hot-forming time is 20min.
beneficial effect:the elastomeric material prepared by preparation technology of the present invention has higher tensile strength, elongation at break and resistance toheat, its tensile strength is at more than 20MPa, elongation at break is more than 120%, and at high temperature have good tolerance, there is not the situations such as deformation in elastomeric material of the present invention in high temperature.Improve the performance of traditional elastomeric material, improve its intensity at high temperature.
Specific embodiment
Below in conjunction with specific embodiment, the present invention is further described.
Embodiment 1
Step 1: open Banbury mixer, epichlorohydrin rubber 10 parts, cis-1,4-polybutadiene rubber 10 parts, polyisoprene rubber 6 parts, pentalyn 15 parts, styrene alkyd resin 4 parts, cyanurotriamide modified urea resin 7 parts, bisphenol f type epoxy resin 4 parts, butyl ether urea-formaldehyde resin 5 parts, tributyl citrate 3 parts is added by weight in Banbury mixer, high temperature banburying in Banbury mixer, banburying temperature is 90 DEG C, and the banburying time is 4min;
Step 2: raising Banbury mixer temperature is 110 DEG C, keeps temperature-resistant, then banburying 2min;
Step 3: the mixing material of step 2 is hot-forming under pressure is 30MPa, the hot-forming time is 10min.
The tensile strength of the high strength polymeric rubber material of embodiment 1 is 22.3MPa, and elongation at break is 125%.At 80 DEG C after 24h without performance and metamorphosis.
Embodiment 2
Step 1: open Banbury mixer, epichlorohydrin rubber 4 parts, cis-1,4-polybutadiene rubber 18 parts, polyisoprene rubber 2 parts, pentalyn 6 parts, styrene alkyd resin 10 parts, cyanurotriamide modified urea resin 3 parts, bisphenol f type epoxy resin 8 parts, butyl ether urea-formaldehyde resin 2 parts, tributyl citrate 7 parts is added by weight in Banbury mixer, high temperature banburying in Banbury mixer, banburying temperature is 80 DEG C, and the banburying time is 10min;
Step 2: raising Banbury mixer temperature is 100 DEG C, keeps temperature-resistant, then banburying 5min;
Step 3: the mixing material of step 2 is hot-forming under pressure is 20MPa, the hot-forming time is 30min.
The tensile strength of the high strength polymeric rubber material of embodiment 2 is 23.1MPa, and elongation at break is 129%.At 80 DEG C after 24h without performance and metamorphosis.
Embodiment 3
Step 1: open Banbury mixer, epichlorohydrin rubber 5 parts, cis-1,4-polybutadiene rubber 12 parts, polyisoprene rubber 5 parts, pentalyn 8 parts, styrene alkyd resin 6 parts, cyanurotriamide modified urea resin 6 parts, bisphenol f type epoxy resin 5 parts, butyl ether urea-formaldehyde resin 4 parts, tributyl citrate 4 parts is added by weight in Banbury mixer, high temperature banburying in Banbury mixer, banburying temperature is 90 DEG C, and the banburying time is 4min;
Step 2: raising Banbury mixer temperature is 110 DEG C, keeps temperature-resistant, then banburying 2min;
Step 3: the mixing material of step 2 is hot-forming under pressure is 30MPa, the hot-forming time is 10min.
The tensile strength of the high strength polymeric rubber material of embodiment 3 is 24.7MPa, and elongation at break is 136%.At 80 DEG C after 36h without performance and metamorphosis.
Embodiment 4
Step 1: open Banbury mixer, epichlorohydrin rubber 9 parts, cis-1,4-polybutadiene rubber 16 parts, polyisoprene rubber 3 parts, pentalyn 13 parts, styrene alkyd resin 9 parts, cyanurotriamide modified urea resin 4 parts, bisphenol f type epoxy resin 7 parts, butyl ether urea-formaldehyde resin 3 parts, tributyl citrate 6 parts is added by weight in Banbury mixer, high temperature banburying in Banbury mixer, banburying temperature is 80 DEG C, and the banburying time is 10min;
Step 2: raising Banbury mixer temperature is 100 DEG C, keeps temperature-resistant, then banburying 5min;
Step 3: the mixing material of step 2 is hot-forming under pressure is 20MPa, the hot-forming time is 30min.
The tensile strength of the high strength polymeric rubber material of embodiment 4 is 24.2MPa, and elongation at break is 139%.At 80 DEG C after 36h without performance and metamorphosis.
Embodiment 5
Step 1: open Banbury mixer, epichlorohydrin rubber 7 parts, cis-1,4-polybutadiene rubber 14 parts, polyisoprene rubber 4 parts, pentalyn 10 parts, styrene alkyd resin 8 parts, cyanurotriamide modified urea resin 5 parts, bisphenol f type epoxy resin 6 parts, butyl ether urea-formaldehyde resin 3 parts, tributyl citrate 5 parts is added by weight in Banbury mixer, high temperature banburying in Banbury mixer, banburying temperature is 85 DEG C, and the banburying time is 7min;
Step 2: raising Banbury mixer temperature is 105 DEG C, keeps temperature-resistant, then banburying 3min;
Step 3: the mixing material of step 2 is hot-forming under pressure is 25MPa, the hot-forming time is 20min.
The tensile strength of the high strength polymeric rubber material of embodiment 5 is 26.5MPa, and elongation at break is 145%.At 80 DEG C after 48h without performance and metamorphosis.
Comparative example 1
Step 1: open Banbury mixer, epichlorohydrin rubber 10 parts, cis-1,4-polybutadiene rubber 10 parts, polyisoprene rubber 6 parts, pentalyn 15 parts, styrene alkyd resin 4 parts, butyl ether urea-formaldehyde resin 5 parts, tributyl citrate 3 parts is added by weight in Banbury mixer, high temperature banburying in Banbury mixer, banburying temperature is 90 DEG C, and the banburying time is 4min;
Step 2: raising Banbury mixer temperature is 110 DEG C, keeps temperature-resistant, then banburying 2min;
Step 3: the mixing material of step 2 is hot-forming under pressure is 30MPa, the hot-forming time is 10min.
The tensile strength of the high strength polymeric rubber material of comparative example 1 is 18.9MPa, and elongation at break is 103%.At 80 DEG C, after 24h, physical strength declines obviously.
Comparative example 2
Step 1: open Banbury mixer, epichlorohydrin rubber 10 parts, cis-1,4-polybutadiene rubber 10 parts, polyisoprene rubber 6 parts, styrene alkyd resin 4 parts, cyanurotriamide modified urea resin 7 parts, bisphenol f type epoxy resin 4 parts, tributyl citrate 3 parts is added by weight in Banbury mixer, high temperature banburying in Banbury mixer, banburying temperature is 90 DEG C, and the banburying time is 4min;
Step 2: raising Banbury mixer temperature is 110 DEG C, keeps temperature-resistant, then banburying 2min;
Step 3: the mixing material of step 2 is hot-forming under pressure is 30MPa, the hot-forming time is 10min.
The tensile strength of the high strength polymeric rubber material of comparative example 2 is 18.3MPa, and elongation at break is 101%.At 80 DEG C, after 24h, physical strength declines significantly.
Claims (6)
1. a high strength polymeric rubber material, is characterized in that, described high strength polymeric rubber material comprises the composition of following weight parts:
Epichlorohydrin rubber 4-10 part,
Cis-1,4-polybutadiene rubber 10-18 part,
Polyisoprene rubber 2-6 part,
Pentalyn 6-15 part,
Styrene alkyd resin 4-10 part,
Cyanurotriamide modified urea resin 3-7 part,
Bisphenol f type epoxy resin 4-8 part,
Butyl ether urea-formaldehyde resin 2-5 part,
Tributyl citrate 3-7 part.
2. a kind of high strength polymeric rubber material according to claim 1, is characterized in that, described high strength polymeric rubber material comprises the composition of following weight parts:
Epichlorohydrin rubber 5-9 part,
Cis-1,4-polybutadiene rubber 12-16 part,
Polyisoprene rubber 3-5 part,
Pentalyn 8-13 part,
Styrene alkyd resin 6-9 part,
Cyanurotriamide modified urea resin 4-6 part,
Bisphenol f type epoxy resin 5-7 part,
Butyl ether urea-formaldehyde resin 3-4 part,
Tributyl citrate 4-6 part.
3. the preparation method of high strength polymeric rubber material according to claim 1, is characterized in that, described preparation method comprises the steps:
Step 1: open Banbury mixer, epichlorohydrin rubber 4-10 part, cis-1,4-polybutadiene rubber 10-18 part, polyisoprene rubber 2-6 part, pentalyn 6-15 part, styrene alkyd resin 4-10 part, cyanurotriamide modified urea resin 3-7 part, bisphenol f type epoxy resin 4-8 part, butyl ether urea-formaldehyde resin 2-5 part, tributyl citrate 3-7 part is added by weight in Banbury mixer, high temperature banburying in Banbury mixer, banburying temperature is 80-90 DEG C, and the banburying time is 4-10min;
Step 2: raising Banbury mixer temperature is 100-110 DEG C, keeps temperature-resistant, then banburying 2-5min;
Step 3: the mixing material of step 2 is hot-forming under pressure is 20-30MPa, the hot-forming time is 10-30min.
4. the preparation method of high strength polymeric rubber material according to claim 3, is characterized in that, in described step 1, banburying temperature is 85 DEG C, and the banburying time is 7min.
5. the preparation method of high strength polymeric rubber material according to claim 3, is characterized in that, raising Banbury mixer temperature in described step 2 is 105 DEG C, keeps temperature-resistant, then banburying 3min.
6. the preparation method of high strength polymeric rubber material according to claim 1, is characterized in that, hot-forming under pressure is 25MPa in described step 3, and the hot-forming time is 20min.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106317839A (en) * | 2016-08-20 | 2017-01-11 | 界首市众鑫科技服务有限公司 | Processing material for ear washing ball applied to chemical pharmaceutical analysis |
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| JP2010065123A (en) * | 2008-09-10 | 2010-03-25 | Teijin Ltd | Heat-conductive molding |
| CN102220026A (en) * | 2011-04-11 | 2011-10-19 | 黄元盛 | High-entropy alloy powder conductive polymer composite material and manufacturing method thereof |
| CN102785438A (en) * | 2012-07-19 | 2012-11-21 | 马道平 | Hybrid fiber compounded composite material bumper and its preparation method |
| CN104403300A (en) * | 2014-12-04 | 2015-03-11 | 侨健新能源科技（苏州）有限公司 | Environment-friendly heat-resistant aging-resistant rubber material |
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- 2015-11-25 CN CN201510826171.4A patent/CN105315518A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010065123A (en) * | 2008-09-10 | 2010-03-25 | Teijin Ltd | Heat-conductive molding |
| CN102220026A (en) * | 2011-04-11 | 2011-10-19 | 黄元盛 | High-entropy alloy powder conductive polymer composite material and manufacturing method thereof |
| CN102785438A (en) * | 2012-07-19 | 2012-11-21 | 马道平 | Hybrid fiber compounded composite material bumper and its preparation method |
| CN104403300A (en) * | 2014-12-04 | 2015-03-11 | 侨健新能源科技（苏州）有限公司 | Environment-friendly heat-resistant aging-resistant rubber material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106317839A (en) * | 2016-08-20 | 2017-01-11 | 界首市众鑫科技服务有限公司 | Processing material for ear washing ball applied to chemical pharmaceutical analysis |
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