BRPI0703647A - bexiga de vulcanização com auto-liberação - Google Patents
bexiga de vulcanização com auto-liberaçãoInfo
- Publication number
- BRPI0703647A BRPI0703647A BRPI0703647-7A BRPI0703647A BRPI0703647A BR PI0703647 A BRPI0703647 A BR PI0703647A BR PI0703647 A BRPI0703647 A BR PI0703647A BR PI0703647 A BRPI0703647 A BR PI0703647A
- Authority
- BR
- Brazil
- Prior art keywords
- rubber
- isoprene
- releasing
- self
- bladder
- Prior art date
Links
Classifications
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/60—Releasing, lubricating or separating agents
- B29C33/62—Releasing, lubricating or separating agents based on polymers or oligomers
- B29C33/64—Silicone
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
- B29C33/50—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible
- B29C33/505—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible cores or mandrels, e.g. inflatable
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
- B29C43/3642—Bags, bleeder sheets or cauls for isostatic pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
- B29D30/0654—Flexible cores therefor, e.g. bladders, bags, membranes, diaphragms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
- B29D30/0662—Accessories, details or auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
- B29D30/0654—Flexible cores therefor, e.g. bladders, bags, membranes, diaphragms
- B29D2030/0655—Constructional or chemical features of the flexible cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2022/00—Hollow articles
- B29L2022/02—Inflatable articles
- B29L2022/025—Bladders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2030/00—Pneumatic or solid tyres or parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Laminated Bodies (AREA)
Abstract
BEXIGA DE VULCANIZAçãO COM AUTO-LIBERAçãO Essa invenção está relacionada a uma bexiga de vulcanização expandível para uso em produtos de borracha de vulcanização; a bexiga compreendendo uma camada interna e uma externa ligada à primeira camada; a camada interna compreendendo uma composição de borracha que compreende, baseado em partes em peso/100 partes em peso da borracha (phr): uma borracha de copolímero de isobutileno selecionada de borracha butílica e/ou borracha de halobutílica, onde a citada borracha butílica compreende um copolímero de isobutileno e isopreno contendo cerca de 0,5 a cerca de 5 unidades percentuais em peso derivado do isopreno; onde a citada borracha halobutílica é uma borracha butílica halogenada que compreende um copolímero clorado ou brominado de isobutileno e isopreno contendo cerca de 0,5 a cerca de 5 unidades percentuais em peso derivado do isopreno; e a camada externa compreendendo uma composição de borracha que compreende uma borracha de silício.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US85278506P | 2006-10-19 | 2006-10-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0703647A true BRPI0703647A (pt) | 2008-06-10 |
Family
ID=38917658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0703647-7A BRPI0703647A (pt) | 2006-10-19 | 2007-10-10 | bexiga de vulcanização com auto-liberação |
Country Status (4)
Country | Link |
---|---|
US (1) | US7896633B2 (pt) |
EP (1) | EP1914063A1 (pt) |
CN (1) | CN101239493A (pt) |
BR (1) | BRPI0703647A (pt) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5459042B2 (ja) * | 2010-04-23 | 2014-04-02 | 横浜ゴム株式会社 | タイヤ製造用ブラダーの製造方法 |
CN101914246A (zh) * | 2010-08-23 | 2010-12-15 | 江苏东旭科技有限公司 | 高速真空轮胎气密层用再生丁基混炼橡胶及其工艺方法 |
CN106457933B (zh) | 2014-04-30 | 2018-07-06 | 倍耐力轮胎股份公司 | 生产用于车轮的设有辅助部件的轮胎的方法 |
EP3137273B1 (en) | 2014-04-30 | 2021-06-02 | Pirelli Tyre S.p.A. | Process for producing tyres for vehicle wheels |
CN104017280B (zh) * | 2014-06-23 | 2016-01-20 | 东营金泰轮胎胶囊有限公司 | 耐老化轮胎胶囊胶料的生产工艺 |
WO2017116317A1 (en) * | 2015-12-30 | 2017-07-06 | Lang Yuzer Otomotiv Yan Sanayi Ve Ticaret Anonim Sirketi | Silicone based expandable tire curing bladder |
US10538041B2 (en) * | 2016-11-17 | 2020-01-21 | Bridgestone Americas Tire Operations, Llc | Tire curing bladder with an air barrier layer |
CN113272378B (zh) * | 2018-12-21 | 2023-07-25 | 倍耐力轮胎股份公司 | 含轮胎胶料用添加剂的胶囊,制备方法和在轮胎生产中的用途 |
WO2021010391A1 (ja) * | 2019-07-18 | 2021-01-21 | 横浜ゴム株式会社 | タイヤ加硫用ブラダー |
FR3099485B1 (fr) * | 2019-07-29 | 2021-07-30 | Michelin & Cie | composition de caoutchouc silicone pour revêtement de membrane de cuisson. |
FR3103820B1 (fr) | 2019-11-29 | 2022-08-05 | Michelin & Cie | Membrane expansible pour moule de cuisson revêtue d’une composition de caoutchouc silicone |
FR3103821B1 (fr) | 2019-11-29 | 2021-11-12 | Michelin & Cie | stratifié à base de compositions de caoutchouc silicone |
FR3107525B1 (fr) | 2020-02-20 | 2022-03-04 | Michelin & Cie | Procédé de modification des membranes de cuisson expansibles pour la fabrication de pneumatique |
CN111251517B (zh) * | 2020-03-12 | 2022-04-05 | 山西新华防化装备研究院有限公司 | 一种氯化丁基橡胶与硅橡胶混炼胶共硫化方法 |
DE102021208181A1 (de) * | 2021-07-29 | 2023-02-02 | Continental Reifen Deutschland Gmbh | Vulkanisierbare Zusammensetzung für die Herstellung eines Vulkanisationsbalges |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE25007E (en) * | 1952-01-12 | 1961-07-04 | Us Rubber Co | Vulcanization of butyl rubber with para substituted |
US4533305A (en) * | 1980-11-20 | 1985-08-06 | The Goodyear Tire & Rubber Company | Surface treated tire curing bladder, treatment composition therefor and method for curing tires |
US4359340A (en) | 1980-11-20 | 1982-11-16 | The Goodyear Tire & Rubber Company | Tire curing bladder lubricant |
US4710541A (en) * | 1984-10-22 | 1987-12-01 | Bridgestone Corporation | Process for molding and vulcanizing rubber products |
JPH0788015B2 (ja) * | 1985-07-29 | 1995-09-27 | 株式会社ブリヂストン | ゴム製品の成型加硫方法 |
US5062781A (en) * | 1988-08-10 | 1991-11-05 | Firelli Armstrong Tire Corporation | Reinforced tire curing bladder |
US5204384A (en) * | 1991-01-23 | 1993-04-20 | Dow Corning Toray Silicone Co., Ltd. | One-part curable organosiloxane composition |
JPH0531724A (ja) * | 1991-07-31 | 1993-02-09 | Bridgestone Corp | ゴム製品の成型加硫方法 |
US5213823A (en) * | 1992-03-20 | 1993-05-25 | The Goodyear Tire & Rubber Company | Turnup bladder having outer layer of PVC/acrylonitrile butadiene rubber blend |
CA2138590C (en) | 1994-09-30 | 2005-05-10 | George Philemon Patitsas | Tire cure bladders containing polytetrafluoroethylene powder and use thereof |
JP3461404B2 (ja) * | 1995-03-29 | 2003-10-27 | 東レ・ダウコーニング・シリコーン株式会社 | 硬化性オルガノポリシロキサン組成物 |
US6124407A (en) * | 1998-10-28 | 2000-09-26 | Dow Corning Corporation | Silicone composition, method for the preparation thereof, and silicone elastomer |
US6363989B1 (en) * | 1999-02-02 | 2002-04-02 | Pirelli Pneumatici S.P.A. | Anti-tack bladder |
JP4565478B2 (ja) * | 2000-02-22 | 2010-10-20 | 東レ・ダウコーニング株式会社 | シリコーンゴム成形品の製造方法 |
EP1308257A3 (en) * | 2001-11-02 | 2005-12-28 | Teijin Limited | Bladder for curing tyres and method for producing tyres |
US6846444B2 (en) * | 2002-12-13 | 2005-01-25 | The Goodyear Tire & Rubber Company | Self-releasing curing bladders |
US8323014B2 (en) * | 2003-10-31 | 2012-12-04 | Pirelli Pneumatici S.P.A. | Expandable bladder for tyre-curing apparatuses, a manufacturing method thereof, and a process for manufacturing tyres for vehicle wheels |
US6998088B2 (en) * | 2003-11-21 | 2006-02-14 | The Goodyear Tire & Rubber Company | Self-releasing curing bladder containing a micro-encapsulated lubricant and use thereof to cure rubber products such as tires |
-
2007
- 2007-07-18 US US11/879,683 patent/US7896633B2/en not_active Expired - Fee Related
- 2007-10-10 BR BRPI0703647-7A patent/BRPI0703647A/pt not_active IP Right Cessation
- 2007-10-18 EP EP07118752A patent/EP1914063A1/en not_active Withdrawn
- 2007-10-19 CN CNA2007101816159A patent/CN101239493A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
EP1914063A1 (en) | 2008-04-23 |
US7896633B2 (en) | 2011-03-01 |
CN101239493A (zh) | 2008-08-13 |
US20080093771A1 (en) | 2008-04-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE AS 3A E 4A ANUIDADES. |
|
B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2161 DE 05/06/2012. |