DE69714620D1 - Polytetrafluorethylenpulver enthaltende Vulkanisierbälgen - Google Patents

Polytetrafluorethylenpulver enthaltende Vulkanisierbälgen

Info

Publication number
DE69714620D1
DE69714620D1 DE69714620T DE69714620T DE69714620D1 DE 69714620 D1 DE69714620 D1 DE 69714620D1 DE 69714620 T DE69714620 T DE 69714620T DE 69714620 T DE69714620 T DE 69714620T DE 69714620 D1 DE69714620 D1 DE 69714620D1
Authority
DE
Germany
Prior art keywords
polytetrafluoroethylene powder
containing polytetrafluoroethylene
bellows containing
vulcanizing
vulcanizing bellows
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.)
Expired - Fee Related
Application number
DE69714620T
Other languages
English (en)
Other versions
DE69714620T2 (de
Inventor
George Philemon Patitsas
Paul Harry Sandstrom
Samson Samuel Apticar
Bharat Kanchanlal Kansupada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Goodyear Tire and Rubber Co
Original Assignee
Goodyear Tire and Rubber Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Goodyear Tire and Rubber Co filed Critical Goodyear Tire and Rubber Co
Application granted granted Critical
Publication of DE69714620D1 publication Critical patent/DE69714620D1/de
Publication of DE69714620T2 publication Critical patent/DE69714620T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08L27/18—Homopolymers or copolymers or tetrafluoroethene
    • 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
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
    • B60C1/0025—Compositions of the sidewalls
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • 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
    • 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
    • C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
    • C08L23/28—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
    • C08L23/283—Halogenated homo- or copolymers of iso-olefins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
    • 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
    • B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
    • B29C35/049—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using steam or damp
    • 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
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
    • 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

  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Tyre Moulding (AREA)
DE69714620T 1996-01-16 1997-01-07 Polytetrafluorethylenpulver enthaltende Vulkanisierbälgen Expired - Fee Related DE69714620T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/586,569 US5728311A (en) 1994-09-28 1996-01-16 Tire cure bladders containing polytetrafluoroethylene powder and use thereof

Publications (2)

Publication Number Publication Date
DE69714620D1 true DE69714620D1 (de) 2002-09-19
DE69714620T2 DE69714620T2 (de) 2003-04-03

Family

ID=24346279

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69714620T Expired - Fee Related DE69714620T2 (de) 1996-01-16 1997-01-07 Polytetrafluorethylenpulver enthaltende Vulkanisierbälgen

Country Status (7)

Country Link
US (1) US5728311A (de)
EP (1) EP0785056B1 (de)
JP (1) JPH09234744A (de)
KR (1) KR970059221A (de)
BR (1) BR9700682A (de)
CA (1) CA2180797A1 (de)
DE (1) DE69714620T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6129812A (en) * 1997-01-24 2000-10-10 Bridgestone/Firestone, Inc. Abrasion-resistant elastomeric member of a tire-building drum
US6015525A (en) * 1998-09-03 2000-01-18 The Goodyear Tire & Rubber Company Tire cure bladder composition with alkylphenoxypoly (alkyleneoxy) alkanol
US6231026B1 (en) * 1999-08-23 2001-05-15 The Goodyear Tire & Rubber Company Tire curing bladder containing lecithin and use thereof
GB0110872D0 (en) * 2001-05-03 2001-06-27 Hamdeen Ltd Impact drilling tool
US6846444B2 (en) * 2002-12-13 2005-01-25 The Goodyear Tire & Rubber Company Self-releasing curing bladders
US7414087B2 (en) * 2003-08-20 2008-08-19 Sumitomo Rubber Industries, Ltd. Rubber composition and pneumatic tire using the same
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
US20060125146A1 (en) * 2004-12-09 2006-06-15 Sandstrom Paul H Tire curing bladder of EPDM rubber and use thereof
BRPI0519967A2 (pt) * 2005-01-26 2009-08-18 Pirelli cámara de ar expansìvel para fabricar pneus penumáticos, composição elastomérica curável, e, processo para fabricar um pneu pneumático
US9205704B2 (en) * 2007-09-27 2015-12-08 The Goodyear Tire & Rubber Company Tire having tread with repellent groove surface
JP5702222B2 (ja) * 2011-05-02 2015-04-15 三ツ星ベルト株式会社 加硫用成形部材
DE102015200520A1 (de) 2015-01-15 2016-07-21 Christof-Herbert Diener Oberflächenmodifizierter Heizbalg zum Ausformen eines Reifens
NL2015246B1 (en) * 2015-07-30 2017-02-20 Vmi Holland Bv Tire building drum and a method for shaping tire components on said tire building drum.

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3002938A (en) * 1958-08-25 1961-10-03 Davol Rubber Co Method of making natural rubber resistant to ozone by the addition of polytetrafluorethylene and product thereof
LU37877A1 (de) 1958-12-29
US3223676A (en) * 1960-07-07 1965-12-14 Johns Manville Process for producing a molded gasket from polytetrafluoroethylene and a butadiene-acrylonitrile elastomer
US3600309A (en) * 1968-01-12 1971-08-17 Wyrough & Loser Solid lubricant for reducing die-plating and die-drag during the extrusion of viscous rubber and elastomeric plastic compositions
US3940455A (en) * 1970-08-31 1976-02-24 The United States Of America As Represented By The Secretary Of The Navy Hydrocarbon polymers
US3853809A (en) * 1972-02-28 1974-12-10 Trw Inc Mixtures of particulate fluorinated polymers and rubbers
US3967978A (en) 1973-03-30 1976-07-06 Sekisui Kagaku Kogyo Kabushiki Kaisha Resin sheet having porous layered structure useful as electrode separator for electric cells
US3967968A (en) * 1973-05-31 1976-07-06 The Firestone Tire & Rubber Company Band ply dope compositions
JPS533422B2 (de) * 1973-08-07 1978-02-06
US4215178A (en) * 1978-04-28 1980-07-29 Chloeta F. Martin Non-stick rubber liner
US4310427A (en) * 1980-04-25 1982-01-12 Nalco Chemical Company Water dispersible band ply lubricant
US4333977A (en) * 1980-08-27 1982-06-08 Waters Associates, Inc. Wear-resistant article
US4407988A (en) * 1980-08-27 1983-10-04 Millipore Corporation Method for preparing a wear-resistant composition containing fluorinated graphite, graphite fibers and PTFE
DE3381826D1 (de) * 1982-10-16 1990-09-27 Grace Service Chemicals Gmbh Anwendung eines trennmittelfilms bei der vulkanisation von gummiartikeln.
JPS6172505A (ja) * 1984-09-19 1986-04-14 Bridgestone Corp ゴム製品の成型加硫方法
CA1338546C (en) * 1988-05-27 1996-08-20 Kenneth William Powers Para-alkylstyrene/isoolefin copolymers
US5063268A (en) * 1990-06-08 1991-11-05 Exxon Chemical Patents Inc. Composition for tire treads (E-235)
ATE124315T1 (de) * 1990-08-02 1995-07-15 Rhein Chemie Rheinau Gmbh Wässriges trenn- und entformungsmittel und verfahren zum formen und vulkanisieren von reifen und anderen gegenständen aus gummi.
US5238991A (en) * 1991-05-17 1993-08-24 The Goodyear Tire & Rubber Company Vulcanizable rubber composition with improved durability
US5162409B1 (en) * 1991-08-02 1997-08-26 Pirelli Armstrong Tire Corp Tire tread rubber composition
US5538218A (en) * 1994-09-28 1996-07-23 The Goodyear Tire & Rubber Company Tire curing bladder with improved release from the tire innerliner
CA2138590C (en) * 1994-09-30 2005-05-10 George Philemon Patitsas Tire cure bladders containing polytetrafluoroethylene powder and use thereof

Also Published As

Publication number Publication date
KR970059221A (ko) 1997-08-12
EP0785056B1 (de) 2002-08-14
US5728311A (en) 1998-03-17
BR9700682A (pt) 1998-09-01
DE69714620T2 (de) 2003-04-03
EP0785056A3 (de) 1999-04-07
EP0785056A2 (de) 1997-07-23
JPH09234744A (ja) 1997-09-09
CA2180797A1 (en) 1997-07-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee