FR2450680A1 - Procede de moulage ameliore utilisant des compositions de silicones durcissables anti-adhesives - Google Patents

Procede de moulage ameliore utilisant des compositions de silicones durcissables anti-adhesives

Info

Publication number
FR2450680A1
FR2450680A1 FR8004819A FR8004819A FR2450680A1 FR 2450680 A1 FR2450680 A1 FR 2450680A1 FR 8004819 A FR8004819 A FR 8004819A FR 8004819 A FR8004819 A FR 8004819A FR 2450680 A1 FR2450680 A1 FR 2450680A1
Authority
FR
France
Prior art keywords
molding process
curable silicone
silicone compositions
improved molding
adhesive curable
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.)
Granted
Application number
FR8004819A
Other languages
English (en)
French (fr)
Other versions
FR2450680B1 (OSRAM
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.)
Dow Silicones Corp
Original Assignee
Dow Corning Corp
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 Dow Corning Corp filed Critical Dow Corning Corp
Publication of FR2450680A1 publication Critical patent/FR2450680A1/fr
Application granted granted Critical
Publication of FR2450680B1 publication Critical patent/FR2450680B1/fr
Granted legal-status Critical Current

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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/04—Polysiloxanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/12—Polysiloxanes containing silicon bound to hydrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/70—Siloxanes defined by use of the MDTQ nomenclature

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Paints Or Removers (AREA)
  • Adhesives Or Adhesive Processes (AREA)
FR8004819A 1979-03-05 1980-03-04 Procede de moulage ameliore utilisant des compositions de silicones durcissables anti-adhesives Granted FR2450680A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/017,227 US4244912A (en) 1979-03-05 1979-03-05 Molding process using curable silicone release compositions

Publications (2)

Publication Number Publication Date
FR2450680A1 true FR2450680A1 (fr) 1980-10-03
FR2450680B1 FR2450680B1 (OSRAM) 1983-02-11

Family

ID=21781434

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8004819A Granted FR2450680A1 (fr) 1979-03-05 1980-03-04 Procede de moulage ameliore utilisant des compositions de silicones durcissables anti-adhesives

Country Status (6)

Country Link
US (1) US4244912A (OSRAM)
JP (1) JPS55118959A (OSRAM)
CA (1) CA1134585A (OSRAM)
DE (1) DE3008220C2 (OSRAM)
FR (1) FR2450680A1 (OSRAM)
GB (1) GB2045789B (OSRAM)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478657A1 (fr) * 1980-03-24 1981-09-25 Gen Electric Composition de revetement pour systeme d'adhesif de transfert et procede de transfert
EP0294043A3 (en) * 1987-06-04 1990-01-03 Dow Corning Corporation Multiple release mold coating for high water, high resiliency polyurethane foam
EP0514817A3 (en) * 1991-05-20 1993-04-14 Nhk Spring Co., Ltd. Manufacturing method of urethane foam molded products

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6015454B2 (ja) * 1980-10-29 1985-04-19 北辰工業株式会社 薄肉エンドレスベルトの製造法
US4379100A (en) * 1981-02-02 1983-04-05 Ex-Cell-O Corporation Polyurethane molding process with siloxane internal release agent
EP0111100B1 (de) * 1982-10-16 1990-08-22 Grace Service Chemicals GmbH Anwendung eines Trennmittelfilms bei der Vulkanisation von Gummiartikeln
US4602060A (en) * 1983-04-25 1986-07-22 Frekote, Inc. Two-component mold release system and method
US4500584A (en) * 1983-07-07 1985-02-19 General Electric Company Transparent membrane structures
US4534928A (en) * 1983-12-19 1985-08-13 Dow Corning Corporation Molding process using room temperature curing silicone coatings to provide multiple release of articles
DE3401484A1 (de) * 1984-01-18 1985-07-25 Bayer Ag, 5090 Leverkusen Trennmittel fuer polyurethan-formmassen
JPS6116839A (ja) * 1984-07-02 1986-01-24 Goyo Shiko Kk 剥離紙の製造法
DE3501424C2 (de) * 1985-01-17 1987-04-30 Teroson Gmbh, 6900 Heidelberg Verfahren zum Herstellen von Gegenständen aus Polyurethanschaum
US4681714A (en) * 1985-12-27 1987-07-21 Dow Corning Corporation Multiple release mold coating
US4882398A (en) * 1988-08-26 1989-11-21 Dow Corning Corporation Optically clear reinforced organosiloxane compositions
US5039598A (en) * 1989-12-29 1991-08-13 Xerox Corporation Ionographic imaging system
JPH0671733B2 (ja) * 1991-06-12 1994-09-14 信越化学工業株式会社 離型用樹脂組成物及びこれを用いた硬化性樹脂の成形方法
GB2262465A (en) * 1991-12-16 1993-06-23 Secr Defence Casting of aluminium-lithium alloys
JP2626407B2 (ja) * 1992-04-16 1997-07-02 信越化学工業株式会社 ラバーコンタクト
US5874489A (en) * 1996-10-15 1999-02-23 E. I. Du Pont De Nemours And Company Nonstick finish for molding articles
WO2003055661A1 (en) * 2001-12-24 2003-07-10 Hee-Dae Park A composition used for producing shoe sole without using any releasing agent, shoe sole made therefrom and a process for producing a shoe sole
DE10235267A1 (de) * 2002-08-01 2004-02-12 Wacker-Chemie Gmbh Verwendung von Rhodium-vernetzenden Siliconelastomeren für die Herstellung von Backformen
US20040235683A1 (en) * 2003-05-23 2004-11-25 Moffett Robert Harvey Mold release composition and process therewith
WO2008048565A1 (en) * 2006-10-16 2008-04-24 E.I. Du Pont De Nemours And Company Mold release composition and method for producing a rotational molding paint-ready polyurethane
WO2014188442A2 (en) * 2013-05-15 2014-11-27 Dow Corning India Private Limited A method of using silicone-based compositions as release agents for molding of fiber-reinforced plastic composites
BR112016024388B1 (pt) * 2014-04-30 2021-07-06 Pirelli Tyre S.P.A. processos para produção de pneus para rodas de veículos e para tratamento de uma câmara expansível para vulcanização de pneu e aparelhos de moldagem, câmara expansível para vulcanização de pneu e aparelhos de moldagem, e, aparelho para vulcanização e moldagem de pneus para rodas de veículos
JP7609808B2 (ja) * 2019-05-16 2025-01-07 ダウ シリコーンズ コーポレーション ポリシロキサン制御剥離添加剤、それを調製するための方法、及び剥離コーティング組成物
CN111303432A (zh) * 2020-04-24 2020-06-19 厦门市豪尔新材料股份有限公司 一种聚硅氧烷预聚体、包含其的脱模剂及制备方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2811408A (en) * 1954-11-19 1957-10-29 Dow Corning Method of molding plastic articles
US3936582A (en) * 1974-06-03 1976-02-03 Phillips Petroleum Company Differential release coated articles
FR2321336A1 (fr) * 1975-08-18 1977-03-18 Dow Corning Procede et composition pour former un revetement a proprietes d'anti-adherence intermediaires sur un substrat
FR2367801A1 (fr) * 1976-10-15 1978-05-12 Wacker Chemie Gmbh Procede pour regler la vitesse d'addition, catalysee par
DE2736421A1 (de) * 1977-08-12 1979-02-22 Wacker Chemie Gmbh Verfahren zum erzeugen von abdruecken und anwendung des verfahrens zum herstellen von abdruckloeffeln

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA624114A (en) 1961-07-18 E. Oppliger Paul Release agents for polyurethane foams
US3020260A (en) * 1960-08-18 1962-02-06 Dow Corning Organosiloxane potting compound
US3341646A (en) * 1965-10-04 1967-09-12 Mobay Chemical Corp Method of de-molding polyurethane plastics
US3485662A (en) * 1967-10-30 1969-12-23 Dow Corning Method of rendering translucent silicone rubber articles transparent
DE1644969B2 (de) * 1968-02-14 1977-10-06 Stauffer Chemical Co, Westport, Conn. (V.St.A.) Formfreigabemittel und verfahren zu dessen herstellung
FR1565500A (OSRAM) * 1968-02-16 1969-05-02
US3628996A (en) * 1969-06-27 1971-12-21 Dow Corning Polydimethylsiloxane release agent
US3684756A (en) * 1970-07-07 1972-08-15 Stauffer Wacker Silicone Corp Mold release compositions from mixtures of silicone resins and siloxane fluids
US4057596A (en) * 1973-06-11 1977-11-08 Shinetsu Chemical Company Anti-sticking silicone compositions of non-solvent type
JPS5420670B2 (OSRAM) * 1973-08-20 1979-07-24
SU504813A1 (ru) * 1974-03-01 1976-02-28 Московский технологический институт мясной и молочной промышленности Состав дл антиадгезионного покрыти пищевых форм
US3914369A (en) * 1974-06-06 1975-10-21 Gen Electric Process for preparing silicone rubber molds from leather masters
US3983298A (en) * 1975-04-18 1976-09-28 Dow Corning Corporation Polyorganosiloxane pressure sensitive adhesives and articles therefrom
JPS5236985A (en) * 1975-09-18 1977-03-22 Matsushita Electric Ind Co Ltd Method of connecting semiconductor devices etc.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2811408A (en) * 1954-11-19 1957-10-29 Dow Corning Method of molding plastic articles
US3936582A (en) * 1974-06-03 1976-02-03 Phillips Petroleum Company Differential release coated articles
FR2321336A1 (fr) * 1975-08-18 1977-03-18 Dow Corning Procede et composition pour former un revetement a proprietes d'anti-adherence intermediaires sur un substrat
FR2367801A1 (fr) * 1976-10-15 1978-05-12 Wacker Chemie Gmbh Procede pour regler la vitesse d'addition, catalysee par
DE2736421A1 (de) * 1977-08-12 1979-02-22 Wacker Chemie Gmbh Verfahren zum erzeugen von abdruecken und anwendung des verfahrens zum herstellen von abdruckloeffeln

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478657A1 (fr) * 1980-03-24 1981-09-25 Gen Electric Composition de revetement pour systeme d'adhesif de transfert et procede de transfert
EP0294043A3 (en) * 1987-06-04 1990-01-03 Dow Corning Corporation Multiple release mold coating for high water, high resiliency polyurethane foam
EP0514817A3 (en) * 1991-05-20 1993-04-14 Nhk Spring Co., Ltd. Manufacturing method of urethane foam molded products
US5302326A (en) * 1991-05-20 1994-04-12 Nhk Spring Co., Ltd. Manufacturing method of urethane foam molded products

Also Published As

Publication number Publication date
DE3008220A1 (de) 1980-09-11
CA1134585A (en) 1982-11-02
GB2045789B (en) 1983-01-26
JPS55118959A (en) 1980-09-12
GB2045789A (en) 1980-11-05
US4244912A (en) 1981-01-13
FR2450680B1 (OSRAM) 1983-02-11
JPS6250287B2 (OSRAM) 1987-10-23
DE3008220C2 (de) 1983-08-04

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Legal Events

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ST Notification of lapse