CN103819826A - High heat conductive tire sulfurization capsule - Google Patents
High heat conductive tire sulfurization capsule Download PDFInfo
- Publication number
- CN103819826A CN103819826A CN201410052794.6A CN201410052794A CN103819826A CN 103819826 A CN103819826 A CN 103819826A CN 201410052794 A CN201410052794 A CN 201410052794A CN 103819826 A CN103819826 A CN 103819826A
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- China
- Prior art keywords
- parts
- capsule
- tyre
- sulfuration process
- sulfuration
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
- C08L23/22—Copolymers of isobutene; Butyl rubber ; Homo- or copolymers of other iso-olefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- 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
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Tires In General (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Tyre Moulding (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a high heat conductive tire sulfurization capsule. The capsule is composed of the following raw materials in parts by weight: 130 to 150 parts of butyl rubber, 15 to 25 parts of chloroprene rubber, 30 to 40 parts of carbon black, 1 to 3 parts of castor oil, 0.1 to 0.5 part of stearic acid, 1 to 4 parts of magnesium oxide, and 1 to 5 parts of resin. The invention improves the heat resistant performance of rubber, prolongs the service life of tire capsule, and makes the tire capsule maintain the physical property when the temperature is raised. Moreover, each index of the high heat conductive tire sulfurization capsule such as the flexibility, breaking elongation, elasticity, sulfurization rubber property, and the like meets the related requirements, and is greatly improved on the basis of normal tire capsule.
Description
Technical field
The invention belongs to tire and manufacture field, specifically a kind of high thermal conductive tyre sulfurized capsule.
Background technology
Tyre capsule is the indispensable consumable part for the manufacture of tire.In the sulfidation of tire, inner pressurized gas or the superheated water of filling of tyre capsule, presses vulcanized tyre to uphold to strut in tire sealant embryogeny.Pressurized gas is generally nitrogen, and superheated water is the hot water through deoxygenation, and the oxidation of tyre capsule has been avoided in such technique setting as far as possible, thereby increases the work-ing life of tyre capsule.
A good capsule need possess following functions: pressuretightness, heat transmitting, the high pressure steadiness of air/gas/steam/water etc., make to reach tire material height in conjunction with, be embodied in the high degree of flexibility in the circulation change of water/nitrogen/vapor pressure extruding and the distortion in vacuum environment, the anti-growth property of height, thereby this may cause flexural deformation problem to affect tire quality, high resistance ozone/oxygen/steam/heat degradation property.Now on market, common tyre capsule can not reach above requirement, and in heat-transfer rate be difficult to meet the demand in market on work-ing life.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of high thermal conductive tyre sulfurized capsule.
A kind of high thermal conductive tyre sulfurized capsule, is characterized in that its raw material by following parts by weight makes: 130-150 parts of isoprene-isobutylene rubbers, 15-25 parts of chloroprene rubbers, 30-40 parts of carbon blacks, 1-3 parts of Viscotrol C, 0.1-0.5 part of stearic acid, 1-4 parts, magnesium oxide, 1-5 parts of resins.
Described a kind of high thermal conductive tyre sulfurized capsule, is characterized in that its raw material by following parts by weight makes: 135-145 parts of isoprene-isobutylene rubbers, 18-22 parts of chloroprene rubbers, 33-37 parts of carbon blacks, 2-3 parts of Viscotrol C, 0.2-0.4 part of stearic acid, 2-3 parts, magnesium oxide, 2-4 parts of resins.
Described. a kind of high thermal conductive tyre sulfurized capsule, is characterized in that described carbon black is N770.
The sulfuration process of described a kind of high thermal conductive tyre sulfurized capsule, is characterized in that comprising the steps:
1) masterbatch is mixed in mixing roll to filter glue;
2) material mixes in mixing roll eventually, filter glue;
3) use cold feed extruder to extrude adhesive tape;
4) check;
5) under heating condition, carry out compound blank splicing;
6) glued joint and disturb;
7) at 100 ℃ by compound blank preheating 2-4 hours;
8) sulfuration;
9) deburring and polishing;
10) post cure at ambient temperature;
11) check;
12) in dark ambient storage;
13) packing delivery.
The sulfuration process of described a kind of tyre capsule, is characterized in that the scatter coefficient in step 1) is 97%-99%.
The sulfuration process of described a kind of tyre capsule, is characterized in that in step 1), chloroprene rubber first rolls in two-roller mill, is then added in mixing roll and mixes with isoprene-isobutylene rubber.
The sulfuration process of described a kind of tyre capsule, is characterized in that step 2) in filter to pour out temperature after glue be 220 ℃-250 ℃, preferably 230 ℃, Mooney point ML(1+4) 100 ℃ be controlled at 100-120 units, preferably 110 units.
The sulfuration process of described a kind of tyre capsule, is characterized in that in step 3), extrusion temperature is controlled at 100-110 ℃.
The sulfuration process of described a kind of tyre capsule, is characterized in that in step 8), the curing temperature before isoprene-isobutylene rubber degraded is up to 250 ℃;
The sulfuration process of described a kind of tyre capsule, is characterized in that carrying out behind after sulfuration 24 hours of deburring in step 9) and polishing, in step 12) dark ambient storage 30 days.
High thermal conductive tyre sulfurized capsule of the present invention, improve the resistance toheat of colloid, extend the work-ing life of tyre capsule, can in the situation that improving, temperature keep physical properties, especially handiness and elongation at break, the indices of elasticity and vulcanized rubber attribute all meets the demands and is improved largely than conventional tyre capsule.
Embodiment
Embodiment 1
Raw material: 135 parts of isoprene-isobutylene rubbers, 22 parts of chloroprene rubbers, 33 parts of carbon blacks, 3 parts of Viscotrol C, 0.2 part of stearic acid, 3 parts, magnesium oxide, 2 parts of resins.
Preparation method is as follows:
1) masterbatch is mixed in mixing roll, filter glue, wherein chloroprene rubber first rolls in two-roller mill, is then added in mixing roll and mixes with isoprene-isobutylene rubber, and the scatter coefficient of mixing is 98%;
2) eventually material mixes in mixing roll, and filter glue, pouring out temperature is 230 ℃, Mooney point ML(1+4) 100 ℃ be controlled at 110 units;
3) use cold feed extruder to extrude adhesive tape, extrusion temperature is controlled at 105 ℃;
4) check;
5) under heating condition, carry out compound blank splicing;
6) glued joint and disturb;
7) at 100 ℃ by compound blank preheating 2-4 hours;
8) sulfuration, the curing temperature before isoprene-isobutylene rubber degraded is up to 250 ℃;
9) vulcanize after latter 24 hours and carry out deburring and polishing;
10) post cure at ambient temperature;
11) check;
12) dark ambient storage 30 days;
13) packing delivery.
Embodiment 2
Raw material: 140 parts of isoprene-isobutylene rubbers, 20 parts of chloroprene rubbers, 35 parts of carbon blacks, 3 parts of Viscotrol C, 0.3 part of stearic acid, 2 parts, magnesium oxide, 3 parts of resins.
Preparation method is the same.
Embodiment 3
Raw material: 145 parts of isoprene-isobutylene rubbers, 18 parts of chloroprene rubbers, 37 parts of carbon blacks, 2 parts of Viscotrol C, 0.4 part of stearic acid, 2 parts, magnesium oxide, 4 parts of resins.
Preparation method is the same.
Through experiment, the performance perameter of the tyre capsule that embodiment 1,2,3 prepares is as shown in table 1.
The performance perameter of the tyre capsule that table 1 embodiment 1,2,3 prepares
As seen from Table 1, the various performance parameters of tyre capsule of the present invention is all obviously better than conventional tyre capsule, and especially resistance toheat has had large increase, and improved 60% than conventional capsule the work-ing life of tyre capsule.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within being all included in protection scope of the present invention.
Claims (9)
1. a high thermal conductive tyre sulfurized capsule, is characterized in that its raw material by following parts by weight makes: 130-150 parts of isoprene-isobutylene rubbers, 15-25 parts of chloroprene rubbers, 30-40 parts of carbon blacks, 1-3 parts of Viscotrol C, 0.1-0.5 part of stearic acid, 1-4 parts, magnesium oxide, 1-5 parts of resins.
2. a kind of high thermal conductive tyre sulfurized capsule as claimed in claim 1, it is characterized in that its raw material by following parts by weight makes: 135-145 parts of isoprene-isobutylene rubbers, 18-22 parts of chloroprene rubbers, 33-37 parts of carbon blacks, 2-3 parts of Viscotrol C, 0.2-0.4 part of stearic acid, 2-3 parts, magnesium oxide, 2-4 parts of resins.
3. as claimed in claim 1. a kind of high thermal conductive tyre sulfurized capsule, is characterized in that described carbon black is N770.
4. the sulfuration process of a kind of high thermal conductive tyre sulfurized capsule as described in any one in claims 1 to 3, is characterized in that comprising the steps:
1) masterbatch is mixed in mixing roll to filter glue;
2) material mixes in mixing roll eventually, filter glue;
3) use cold feed extruder to extrude adhesive tape;
4) check;
5) under heating condition, carry out compound blank splicing;
6) glued joint and disturb;
7) at 100 ℃ by compound blank preheating 2-4 hours;
8) sulfuration;
9) deburring and polishing;
10) post cure at ambient temperature;
11) check;
12) in dark ambient storage;
13) packing delivery.
5. the sulfuration process of a kind of tyre capsule as claimed in claim 4, is characterized in that the scatter coefficient in step 1) is 97%-99%.
6. the sulfuration process of a kind of tyre capsule as claimed in claim 4, is characterized in that in step 1), chloroprene rubber first rolls in two-roller mill, is then added in mixing roll and mixes with isoprene-isobutylene rubber.
7. the sulfuration process of a kind of tyre capsule as claimed in claim 4, is characterized in that step 2) in filter to pour out temperature after glue be 220 ℃-250 ℃, preferably 230 ℃, Mooney point ML(1+4) 100 ℃ be controlled at 100-120 units, preferably 110 units.
8. the sulfuration process of a kind of tyre capsule as claimed in claim 4, is characterized in that in step 3), extrusion temperature is controlled at 100-110 ℃.
9. the sulfuration process of a kind of tyre capsule as claimed in claim 4, is characterized in that in step 8), the curing temperature before isoprene-isobutylene rubber degraded is up to 250 ℃;
The sulfuration process of a kind of tyre capsule as claimed in claim 4, is characterized in that carrying out behind after sulfuration 24 hours of deburring in step 9) and polishing, in step 12) dark ambient storage 30 days.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410052794.6A CN103819826B (en) | 2014-02-17 | 2014-02-17 | High thermal conductive tyre sulfurized capsule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410052794.6A CN103819826B (en) | 2014-02-17 | 2014-02-17 | High thermal conductive tyre sulfurized capsule |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103819826A true CN103819826A (en) | 2014-05-28 |
| CN103819826B CN103819826B (en) | 2018-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410052794.6A Active CN103819826B (en) | 2014-02-17 | 2014-02-17 | High thermal conductive tyre sulfurized capsule |
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| Country | Link |
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| CN (1) | CN103819826B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105837963A (en) * | 2016-04-22 | 2016-08-10 | 岳阳瑞森达橡塑工业有限公司 | Butyl rubber composite material applicable to curing bladders |
| CN108485085A (en) * | 2018-01-05 | 2018-09-04 | 厦门正新橡胶工业有限公司 | Tire curing bladder and preparation method thereof |
| JP2018159001A (en) * | 2017-03-23 | 2018-10-11 | 住友ゴム工業株式会社 | Bladder for tire vulcanization and method for producing the same, and rubber composition for bladder |
| CN113583354A (en) * | 2021-08-18 | 2021-11-02 | 三角轮胎股份有限公司 | High-thermal-conductivity vulcanized tire capsule composition and production method of capsule thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102585733A (en) * | 2012-02-14 | 2012-07-18 | 贵州轮胎股份有限公司 | Repair rubber for tire curing bladder and preparation method thereof |
| CN103044791A (en) * | 2012-12-17 | 2013-04-17 | 浙江华和塑胶科技有限公司 | Tire capsule and vulcanizing technology thereof |
-
2014
- 2014-02-17 CN CN201410052794.6A patent/CN103819826B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102585733A (en) * | 2012-02-14 | 2012-07-18 | 贵州轮胎股份有限公司 | Repair rubber for tire curing bladder and preparation method thereof |
| CN103044791A (en) * | 2012-12-17 | 2013-04-17 | 浙江华和塑胶科技有限公司 | Tire capsule and vulcanizing technology thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105837963A (en) * | 2016-04-22 | 2016-08-10 | 岳阳瑞森达橡塑工业有限公司 | Butyl rubber composite material applicable to curing bladders |
| JP2018159001A (en) * | 2017-03-23 | 2018-10-11 | 住友ゴム工業株式会社 | Bladder for tire vulcanization and method for producing the same, and rubber composition for bladder |
| CN108485085A (en) * | 2018-01-05 | 2018-09-04 | 厦门正新橡胶工业有限公司 | Tire curing bladder and preparation method thereof |
| CN113583354A (en) * | 2021-08-18 | 2021-11-02 | 三角轮胎股份有限公司 | High-thermal-conductivity vulcanized tire capsule composition and production method of capsule thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103819826B (en) | 2018-05-29 |
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| C06 | Publication | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: High thermal conductivity tire vulcanization capsule Effective date of registration: 20221006 Granted publication date: 20180529 Pledgee: Zhejiang Linhai Rural Commercial Bank Co.,Ltd. Chengdong sub branch Pledgor: ZHEJIANG HUAHE BLADDER TECH Co.,Ltd. Registration number: Y2022330002478 |
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