BE856543A - Procede de moulage par injection et reaction simultannees de polyurethanes contenant une silicone - Google Patents

Procede de moulage par injection et reaction simultannees de polyurethanes contenant une silicone

Info

Publication number
BE856543A
BE856543A BE179124A BE179124A BE856543A BE 856543 A BE856543 A BE 856543A BE 179124 A BE179124 A BE 179124A BE 179124 A BE179124 A BE 179124A BE 856543 A BE856543 A BE 856543A
Authority
BE
Belgium
Prior art keywords
silicone
injection
molding process
polyurethanes containing
simultaneous reaction
Prior art date
Application number
BE179124A
Other languages
English (en)
French (fr)
Original Assignee
Dow Corning
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 filed Critical Dow Corning
Publication of BE856543A publication Critical patent/BE856543A/xx

Links

Classifications

    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/61—Polysiloxanes
    • C08G18/615—Polysiloxanes containing carboxylic acid groups
    • 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
    • B29C67/246—Moulding high reactive monomers or prepolymers, e.g. by reaction injection moulding [RIM], liquid injection moulding [LIM]
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • 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
    • C08G2120/00—Compositions for reaction injection moulding processes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/83—Injection molding of polyolefin-type foam

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)
  • Polyurethanes Or Polyureas (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Laminated Bodies (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Lubricants (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BE179124A 1977-02-07 1977-07-06 Procede de moulage par injection et reaction simultannees de polyurethanes contenant une silicone BE856543A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/766,176 US4076695A (en) 1977-02-07 1977-02-07 Silicone containing reaction injection molded polyurethanes

Publications (1)

Publication Number Publication Date
BE856543A true BE856543A (fr) 1978-01-06

Family

ID=25075633

Family Applications (1)

Application Number Title Priority Date Filing Date
BE179124A BE856543A (fr) 1977-02-07 1977-07-06 Procede de moulage par injection et reaction simultannees de polyurethanes contenant une silicone

Country Status (10)

Country Link
US (1) US4076695A (de)
JP (1) JPS5398367A (de)
AT (1) AT356383B (de)
AU (1) AU510255B2 (de)
BE (1) BE856543A (de)
CA (1) CA1091381A (de)
DE (1) DE2724735C2 (de)
FR (1) FR2379556A1 (de)
GB (1) GB1547311A (de)
IT (1) IT1114889B (de)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220727A (en) * 1976-09-24 1980-09-02 Union Carbide Corporation Method of molding polyurethanes having mold release properties
US4248825A (en) * 1979-01-24 1981-02-03 Dow Corning Corporation Sulfur processing release agents
US4271215A (en) * 1979-10-31 1981-06-02 Dow Corning Corporation Method for releasing frozen water
US4341875A (en) * 1979-12-05 1982-07-27 Olin Corporation High flexural modulus reaction injection molded urethanes
US4861830A (en) * 1980-02-29 1989-08-29 Th. Goldschmidt Ag Polymer systems suitable for blood-contacting surfaces of a biomedical device, and methods for forming
US4675361A (en) * 1980-02-29 1987-06-23 Thoratec Laboratories Corp. Polymer systems suitable for blood-contacting surfaces of a biomedical device, and methods for forming
US4379100A (en) * 1981-02-02 1983-04-05 Ex-Cell-O Corporation Polyurethane molding process with siloxane internal release agent
DE3147736A1 (de) * 1981-12-02 1983-06-09 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von elastischen formkoerpern
US4426348A (en) 1982-07-29 1984-01-17 Ex-Cell-O Corporation Polyurethane rim system
US4457887A (en) * 1982-08-19 1984-07-03 Dow Corning Corporation Process for reaction injection molding of silicone containing polyurethanes
DE3242925A1 (de) * 1982-11-20 1984-05-24 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von mikrozellularen formkoerpern
US5011647A (en) * 1983-02-16 1991-04-30 The Dow Chemical Company Internal mold release compositions
US4876019A (en) * 1983-02-16 1989-10-24 The Dow Chemical Company Internal mold release compositions
US5045591A (en) * 1983-02-16 1991-09-03 The Dow Chemical Company Internal mold release compositions
US5008033A (en) * 1983-02-16 1991-04-16 The Dow Chemical Company Internal mold release compositions
US5164143A (en) * 1983-02-16 1992-11-17 The Dow Chemical Company Process of preparing molded products using an internal hold release agent
JPS59149919A (ja) * 1983-02-17 1984-08-28 Toray Silicone Co Ltd 反応射出成形体の製造方法
EP0122743B1 (de) * 1983-04-13 1990-12-05 Ici Americas Inc. Flüssige organische Polyisocyanatzusammensetzung zur Anwendung im Reaktionsspritzgiessverfahren in Anwesenheit von Siloxantrennmitteln
US4546154A (en) * 1983-05-23 1985-10-08 Ici Americas Inc. Process for forming mold releasable polyurethane, polyurea and polyureaurethane resins using isocyanate reactive polysiloxanes as internal mold release agents
JPS6035017A (ja) * 1983-04-13 1985-02-22 アイ・シー・アイ・アメリカス・インコーポレイテツド 反応射出成形によって造形ポリマー成分を製造する方法に使用するための液体有機ポリイソシアネート組成物
US4477366A (en) * 1983-05-23 1984-10-16 Ici Americas Inc. Silicone surfactant/organofunctional polysiloxane internal mold release agents
US4528154A (en) * 1983-06-15 1985-07-09 Atlantic Richfield Company Preparation of molded lignocellulosic compositions using an emulsifiable polyisocyanate binder and an emulsifiable carboxy functional siloxane internal release agent
US4472341A (en) * 1983-07-05 1984-09-18 The Upjohn Company Polyurethane process using polysiloxane mold release agents
US4499254A (en) * 1984-02-13 1985-02-12 Texaco Inc. Reaction injection molded elastomers containing high molecular weight organic acids
GB8406677D0 (en) * 1984-03-14 1984-04-18 Ici Plc Polyol compositions
US4519965A (en) * 1984-08-23 1985-05-28 Mobay Chemical Corporation Internal mold release agent for use in reaction injection molding
US4728690A (en) * 1985-03-19 1988-03-01 Th. Goldschmidt Ag Process for producing molded polyurethane parts
US4581386A (en) * 1985-05-23 1986-04-08 Mobay Chemical Corporation Internal mold release agent for use in reaction injection molding
DE3535283A1 (de) * 1985-10-03 1987-04-09 Byk Chemie Gmbh Polyestergruppenhaltige polysiloxane fuer lacke und formmassen und die verwendung hierfuer
DE3600402A1 (de) * 1986-01-09 1987-07-16 Goldschmidt Ag Th Verfahren zur herstellung von polyurethanformkoerpern
US4847307A (en) * 1987-01-23 1989-07-11 Mobay Corporation Rim polyurethane compositions containing internal mold release agents
US4789688A (en) * 1987-01-23 1988-12-06 Mobay Corporation Rim polyurethane compositions containing internal mold release agents
US4758603A (en) * 1987-08-28 1988-07-19 The Dow Chemical Company Dithiocarbamate internal mold release agents
DE3837351C1 (de) * 1988-11-03 1989-11-23 Th. Goldschmidt Ag, 4300 Essen, De
US5212209A (en) * 1991-11-18 1993-05-18 The Dow Chemical Company Compatibilized internal mold release composition for preparations of foamed and fiber-reinforced polymeric articles
US5358985A (en) * 1992-12-16 1994-10-25 Air Products And Chemicals, Inc. Ionic siloxane as internal mold release agent for polyurethane, polyurethaneurea and polyurea elastomers
US5317075A (en) * 1992-12-16 1994-05-31 Air Products And Chemicals, Inc. Hydroxyl containing quaternary ammonium salts of fatty acids as internal mold release compositions
US5312845A (en) * 1992-12-16 1994-05-17 Air Products And Chemicals, Inc. Rim polyol blends containing acidic siloxane internal mold release agents and tin catalysts
US5324759A (en) * 1993-01-26 1994-06-28 Air Products And Chemicals, Inc. RIM polyol blends containing acidic siloxane internal mold release agents and quaternary ammonium phenoxides
US5308880A (en) * 1993-05-20 1994-05-03 Air Products And Chemicals, Inc. Tin catalysts for use in rim polyol blends containing acidic internal mold release agents and diethyltoluenediamine chain extender
AU771308B2 (en) * 1999-03-02 2004-03-18 Avery Dennison Corporation Printable release coatings and stamp constructions
DE102011003677B4 (de) 2011-02-04 2015-09-24 Schott Ag Verbundstoff, Verfahren zu seiner Herstellung und Verwendung des Verbundstoffes

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3388144A (en) * 1965-07-15 1968-06-11 Dow Corning Polymercaptoorgano and polyhydroxyorgano silanes and siloxanes
BE790977A (fr) * 1971-11-06 1973-05-07 Bayer Ag Procede de preparation de produits de poly-addition silicies
US3933756A (en) * 1972-08-05 1976-01-20 Bayer Aktiengesellschaft Process of preparation of synthetic resins by reacting a cross-linked isocyanate polyaddition product with low molecular weight polyisocyanate followed by reaction with an amino alkyl silane
DE2356692C2 (de) * 1973-11-13 1984-01-19 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Schaumstoffen
US3954824A (en) * 1974-04-03 1976-05-04 Union Carbide Corporation Organosilicone polymers and polyester urethane foam produced therewith
US3979344A (en) * 1974-11-19 1976-09-07 Inmont Corporation Vulcanizable silicon terminated polyurethane polymer composition having improved cure speed
US3941733A (en) * 1975-01-02 1976-03-02 Minnesota Mining And Manufacturing Company Silanol-containing urethane dispersions
US4052495A (en) * 1975-05-19 1977-10-04 Dow Corning Corporation Method of obtaining release of polyurethane polymers and compositions therefor

Also Published As

Publication number Publication date
ATA391977A (de) 1979-09-15
FR2379556B1 (de) 1980-02-08
US4076695A (en) 1978-02-28
CA1091381A (en) 1980-12-09
AU510255B2 (en) 1980-06-19
GB1547311A (en) 1979-06-06
AU2533377A (en) 1978-11-23
DE2724735A1 (de) 1978-08-10
IT1114889B (it) 1986-01-27
FR2379556A1 (fr) 1978-09-01
DE2724735C2 (de) 1984-06-20
JPS5398367A (en) 1978-08-28
JPS551176B2 (de) 1980-01-12
AT356383B (de) 1980-04-25

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: DOW CORNING CORP.

Effective date: 19920731