CN104744832A - Heat conducting capsule and processing method thereof - Google Patents
Heat conducting capsule and processing method thereof Download PDFInfo
- Publication number
- CN104744832A CN104744832A CN201310749366.4A CN201310749366A CN104744832A CN 104744832 A CN104744832 A CN 104744832A CN 201310749366 A CN201310749366 A CN 201310749366A CN 104744832 A CN104744832 A CN 104744832A
- Authority
- CN
- China
- Prior art keywords
- heat conducting
- capsule
- zinc oxide
- butyl rubber
- mixing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/22—Component parts, details or accessories; Auxiliary operations
- B29B7/28—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control
-
- 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
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a heat conducting capsule which is prepared from the following raw materials: butyl rubber, chloroprene rubber, zinc oxide, a heat conducting agent, carbon black, acetylene black, castor oil and curing resin. The invention further discloses a processing method of the heat conducting capsule. The heat conducting test proves that the heat conducting capsule prepared by the process disclosed by the invention can reach the vulcanizing temperature 30-50s earlier than a general capsule; practical use proves that the vulcanizing time during tyre vulcanizing can be shortened, the preheating time of the capsule is reduced, the service life can be improved by about 20%, the production efficiency of tyre vulcanizing can be enhanced, and the production cost of a tyre producer can be reduced by about 3%. The heat conducting capsule is simpler in manufacturing process as compared with a general heat conducting capsule, has high heat conductivity, can maintain excellent physical and mechanical properties under a high temperature condition during tyre vulcanizing, particularly has excellent aging resistance and heat conductivity; the elasticity of the heat conducting capsule and all physical and mechanical properties of a vulcanized capsule reach the use requirements, the rate of eligible products is high, and the cost is low.
Description
Technical field
The present invention relates to sulfurizing rubber tyre capsule processing technique field, more specifically, relate to a kind of heat conducting capsules and working method thereof.
Background technology
A kind of instrument of tire curing bladder mainly tire curing procedure, main material is isoprene-isobutylene rubber, is equivalent to the inner membrance of tire-mold.Saturated steam hot briquetting is normally used outside tire.Tire inner wall is heated by capsule.It is shaping to have reached tyre vulcanization that capsule can bear the pressure of every square meter 18-35 kilogram.At present, the complete processing of tire curing bladder mainly comprises mix, mixing, extrusion moulding, drying glue, sulfuration, deburring and inspection.The starting material wherein used mainly comprise butyl rubber 301 or 268, carbon black, stearic acid, Viscotrol C, zinc oxide and resin etc.The tyre capsule of this method production is in manufacture craft, heat-transfer rate, ageing-resistant performance and work-ing life has been difficult to meet the need of market.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of heat conducting capsules and working method thereof, can solve existing complex manufacturing technology, heat-transfer rate is slow and work-ing life is short problem.
For achieving the above object, the technical scheme that the present invention takes is:
On the one hand, the invention provides a kind of heat conducting capsules, be made up of the raw material of following parts by weight: butyl rubber 90-100 part, neoprene latex 2-4 part, zinc oxide 2-4 part, thermal conducting agent 5-7 part, carbon black 30-35 part, Shawinigan black 10-30 part, Viscotrol C 2-6 part, curing resin 4-5 part.
Preferably, a kind of heat conducting capsules, is made up of the raw material of following parts by weight: butyl rubber 92-98 part, neoprene latex 2.5-3.5 part, zinc oxide 2.5-3.5 part, thermal conducting agent 5.5-6.5 part, carbon black 32-34 part, Shawinigan black 15-25 part, Viscotrol C 3-5 part, curing resin 3.5-4.5 part.
On the other hand, the invention provides a kind of heat conducting capsules and working method thereof, its step comprises:
(1) take butyl rubber, neoprene latex, carbon black, Shawinigan black, thermal conducting agent and Viscotrol C in proportion, put into mixing roll carry out one section mixing;
Sizing material is filtered after (2) one sections of rubber unvulcanizates park 18-24 hour;
(3) load weighted one section of filtration sizing material and zinc oxide are put into mixing roll and carry out two-stage mixing;
(4), after kneading 60-80 second, curing resin is added;
(5) continue kneading 60-80 second, binder removal sizing material temperature is no more than 115 DEG C;
(6) two sections of bin aging 12-24 hour;
(7) extrusion moulding;
(8) sulfidization molding;
(9) modify.
Preferably, in step (1), butyl rubber drops in mixing roll after mixing with neoprene latex in advance by 301 or 268 again.
Preferably, under the condition of 40 DEG C-60 DEG C, sizing material and zinc oxide is dropped in step (2).
Preferably, Shawinigan black investing method criticizes input for dividing a 3-4.
Compared with prior art, the present invention has following beneficial effect: the heat conducting capsules that technique of the present invention is made, and shows to shift to an earlier date compared with conventional capsule the curing temperature that 30 ~ 50 seconds reach regulation through heat conduction test; Actual use proves, vulcanized tyre can shorten curing time, reduces capsule warm up time, work-ing life improves about 20%; The production efficiency improving tyre vulcanization is that tire producer reduces production cost about 3%; The manufacture craft of more general heat conducting capsules is simple, high thermal conductivity, good physical and mechanical properties can be kept under the high-temperature condition of tyre vulcanization, especially ageing resistance and excellent heat conductivity, every physical and mechanical properties index of its elasticity and curing bag all meets service requirements, and accepted product percentage is high, cost is low.
[embodiment]
Below in conjunction with embodiment, the present invention is described in further details:
The invention provides a kind of heat conducting capsules, be made up of the raw material of following parts by weight: butyl rubber 90-100 part, neoprene latex 2-4 part, zinc oxide 2-4 part, thermal conducting agent 5-7 part, carbon black 30-35 part, Shawinigan black 10-30 part, Viscotrol C 2-6 part, curing resin 4-5 part.
A working method for heat conducting capsules, its step comprises:
(1) take butyl rubber 100 parts, neoprene latex 4 parts, carbon black 30 parts, Shawinigan black 17 parts, thermal conducting agent 7 parts and Viscotrol C 2 parts in proportion, put into mixing roll and carry out one section after mixing 7 minutes and filter glue; Wherein, one section of φ 550 off-chip 3 times, plays triangle bag 3 times, hockets; Wherein, butyl rubber drops in mixing roll after mixing with neoprene latex in advance by 301 or 268 again, and Shawinigan black investing method criticizes input for dividing a 3-4;
Sizing material is filtered after (2) one sections of rubber unvulcanizates park 18-24 hour;
(3) load weighted one section of filtration sizing material and 4 parts, zinc oxide are put into mixing roll and carry out two-stage mixing, in two-stage mixing, 40 DEG C are dropped into sizing materials;
(4) kneading is after 60 seconds, adds curing resin 5 parts;
(5) continue kneading 60 seconds, binder removal sizing material temperature is no more than 115 DEG C;
(6) two sections of bin aging 12-24 hour;
(7) extrusion moulding;
(8) sulfidization molding;
(9) modify.
The heat conducting capsules process test that this method is made and Experimental Comparison data are as following table
| Title | Reach sulphidity | Work-ing life | Remarks |
| Conventional capsule | 83 seconds | 360 times | |
| This heat conducting capsules | 58 seconds | 415 times |
As can be seen from above-mentioned correlation data, the heat conducting capsules adding thermal conducting agent is simplified due to manufacture craft, make that the fabrication cycle of goods shortens greatly, cost significantly reduces, the time simultaneously also shortening tyre vulcanization improves its output, decreases the number of times that capsule changed by vulcanizer due to the raising in work-ing life, that is to say the cost of manufacture reducing tire.This heat conducting capsules is the desirable use instrument of current tyre industry for this reason.
The heat conducting capsules that the technique of the above embodiment of the present invention is made, shows to shift to an earlier date compared with conventional capsule the curing temperature that 30 ~ 50 seconds reach regulation through heat conduction test; Actual use proves, vulcanized tyre can shorten curing time, reduces capsule warm up time, work-ing life improves about 20%; The production efficiency improving tyre vulcanization is that tire producer reduces production cost about 3%; Simple, the high conduction heat sealable of the manufacture craft of more general heat conducting capsules, good physical and mechanical properties can be kept under the high-temperature condition of tyre vulcanization, especially ageing resistance and excellent heat conductivity, every physical and mechanical properties index of its elasticity and cross-linked rubber all meets service requirements, and accepted product percentage is high, cost is low.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a heat conducting capsules, is characterized in that, is made up of the raw material of following parts by weight: butyl rubber 90-100 part, neoprene latex 2-4 part, zinc oxide 2-4 part, thermal conducting agent 5-7 part, carbon black 30-35 part, Shawinigan black 10-30 part, Viscotrol C 2-6 part, curing resin 4-5 part.
2. a kind of heat conducting capsules according to claim 1, it is characterized in that, be made up of the raw material of following parts by weight: butyl rubber 92-98 part, neoprene latex 2.5-3.5 part, zinc oxide 2.5-3.5 part, thermal conducting agent 5.5-6.5 part, carbon black 32-34 part, Shawinigan black 15-25 part, Viscotrol C 3-5 part, curing resin 3.5-4.5 part.
3. a working method for heat conducting capsules, is characterized in that, comprises the following steps:
(1) take butyl rubber, neoprene latex, carbon black, Shawinigan black, thermal conducting agent and Viscotrol C in proportion, put into mixing roll carry out one section mixing;
Sizing material is filtered after (2) one sections of rubber unvulcanizates park 18-24 hour;
(3) load weighted one section of filtration sizing material and zinc oxide are put into mixing roll and carry out two-stage mixing;
(4), after kneading 60-80 second, curing resin is added;
(5) continue kneading 60-80 second, binder removal sizing material temperature is no more than 115 DEG C;
(6) two sections of bin aging 12-24 hour;
(7) extrusion moulding;
(8) sulfidization molding;
(9) modify.
4. the working method of a kind of heat conducting capsules according to claim 3, is characterized in that, in step (1), butyl rubber drops in mixing roll after mixing with neoprene latex in advance by 301 or 268 again.
5. the working method of a kind of heat conducting capsules according to claim 3, is characterized in that, step drops into sizing material and zinc oxide in (2) under the condition of 40 DEG C-60 DEG C.
6. the working method of a kind of heat conducting capsules according to claim 3, is characterized in that, described Shawinigan black investing method criticizes input for dividing a 3-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310749366.4A CN104744832A (en) | 2013-12-31 | 2013-12-31 | Heat conducting capsule and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310749366.4A CN104744832A (en) | 2013-12-31 | 2013-12-31 | Heat conducting capsule and processing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104744832A true CN104744832A (en) | 2015-07-01 |
Family
ID=53585135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310749366.4A Pending CN104744832A (en) | 2013-12-31 | 2013-12-31 | Heat conducting capsule and processing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104744832A (en) |
Cited By (7)
| 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 |
| CN107057111A (en) * | 2017-05-27 | 2017-08-18 | 山东玲珑轮胎股份有限公司 | Semisteel capsule rubber reinforcing system and semisteel capsule rubber composition |
| CN108162226A (en) * | 2017-12-25 | 2018-06-15 | 山东西水永橡胶有限公司 | A kind of preparation method of high heat conduction type tire curing bladder |
| CN110698743A (en) * | 2019-11-01 | 2020-01-17 | 南通市扬子橡塑有限公司 | Rubber hose with good high-pressure-resistant bending performance |
| WO2020124304A1 (en) * | 2018-12-17 | 2020-06-25 | 永一橡胶有限公司 | Method for fabricating high-thermal-conductivity tire vulcanization capsule |
| CN113429689A (en) * | 2021-06-29 | 2021-09-24 | 三角轮胎股份有限公司 | Ultra-high heat conduction tire vulcanization capsule rubber composition and process for producing capsule |
| CN113563671A (en) * | 2021-07-23 | 2021-10-29 | 威海市润通橡胶有限公司 | Tire curing bladder and preparation method thereof |
-
2013
- 2013-12-31 CN CN201310749366.4A patent/CN104744832A/en active Pending
Cited By (7)
| 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 |
| CN107057111A (en) * | 2017-05-27 | 2017-08-18 | 山东玲珑轮胎股份有限公司 | Semisteel capsule rubber reinforcing system and semisteel capsule rubber composition |
| CN108162226A (en) * | 2017-12-25 | 2018-06-15 | 山东西水永橡胶有限公司 | A kind of preparation method of high heat conduction type tire curing bladder |
| WO2020124304A1 (en) * | 2018-12-17 | 2020-06-25 | 永一橡胶有限公司 | Method for fabricating high-thermal-conductivity tire vulcanization capsule |
| CN110698743A (en) * | 2019-11-01 | 2020-01-17 | 南通市扬子橡塑有限公司 | Rubber hose with good high-pressure-resistant bending performance |
| CN113429689A (en) * | 2021-06-29 | 2021-09-24 | 三角轮胎股份有限公司 | Ultra-high heat conduction tire vulcanization capsule rubber composition and process for producing capsule |
| CN113563671A (en) * | 2021-07-23 | 2021-10-29 | 威海市润通橡胶有限公司 | Tire curing bladder and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104744832A (en) | Heat conducting capsule and processing method thereof | |
| CN104017280B (en) | The production technique of ageing-resistant tyre capsule sizing material | |
| WO2015109792A1 (en) | Method for improving elasticity and heat build-up performance of rubber product | |
| CN102719025B (en) | High temperature resistance odorless peroxide rubber composition and preparation method thereof | |
| CN101514260A (en) | Silastic composition and preparation method thereof | |
| CN103640143B (en) | A kind of preparation method of automobile lightweight rubber damper | |
| CN102993577B (en) | High-heat-conduction tire curing bladder | |
| CN102585313A (en) | Nitrile rubber glue material of oil-proof sealing element and preparation method thereof | |
| CN101585951A (en) | Method for preparing a TZ-SBSEC welding type rubber waterproof sheet | |
| CN105086168A (en) | Plastic framework positioning type steering column sealing cover used for cab and preparation method of plastic framework positioning type steering column sealing cover | |
| CN105778166A (en) | Steel wire bonding rubber composition for tires, and preparation method thereof | |
| CN103834113A (en) | Formula of EPDM (ethylene propylene diene monomer) material applied to dynamic-fatigue-resistant products and preparation method of EPDM material | |
| CN101280178B (en) | Processing method of heat conducting capsules | |
| CN102993576A (en) | Radial tire curing bladder production technology | |
| CN104893117A (en) | Production technology of low-hardness rubber sealing elements for automobile shock absorbers | |
| CN104403211A (en) | Ethylene propylene diene monomer rubber with low-temperature vulcanization property and waterstop as well as manufacturing method of waterstop | |
| CN103205036A (en) | Low-temperature accumulator capsule and preparation method thereof | |
| CN109320858A (en) | A kind of preparation method of high life tire curing bladder | |
| CN109385015A (en) | A kind of preparation method improving tire curing bladder production security | |
| CN104260245A (en) | Tyre vulcanization method | |
| CN109161108A (en) | Ageing-resistant tire curing bladder and its processing method | |
| CN103819826A (en) | High heat conductive tire sulfurization capsule | |
| CN104893116A (en) | Production method for die-sticking-free vulcanized sealing ring for automobile copper piece | |
| CN104744833A (en) | Tyre capsule made of carbon fiber and processing method of tyre capsule | |
| CN109161109A (en) | High thermal conductive tyre sulfurized capsule and its processing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150701 |
|
| WD01 | Invention patent application deemed withdrawn after publication |