FR2311793A1 - Procede et composition pour le demoulage de polyurethanes - Google Patents

Procede et composition pour le demoulage de polyurethanes

Info

Publication number
FR2311793A1
FR2311793A1 FR7531824A FR7531824A FR2311793A1 FR 2311793 A1 FR2311793 A1 FR 2311793A1 FR 7531824 A FR7531824 A FR 7531824A FR 7531824 A FR7531824 A FR 7531824A FR 2311793 A1 FR2311793 A1 FR 2311793A1
Authority
FR
France
Prior art keywords
composition
polyurethanes
releasing
releasing polyurethanes
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
FR7531824A
Other languages
English (en)
Other versions
FR2311793B1 (fr
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 FR2311793A1 publication Critical patent/FR2311793A1/fr
Application granted granted Critical
Publication of FR2311793B1 publication Critical patent/FR2311793B1/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
    • 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
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/46—Polycondensates having carboxylic or carbonic ester groups in the main chain having heteroatoms other than oxygen
    • 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
    • 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
    • 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
    • C08G2125/00—Compositions for processes using internal mould release agents
FR7531824A 1975-05-19 1975-10-17 Procede et composition pour le demoulage de polyurethanes Granted FR2311793A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/578,561 US4052495A (en) 1975-05-19 1975-05-19 Method of obtaining release of polyurethane polymers and compositions therefor

Publications (2)

Publication Number Publication Date
FR2311793A1 true FR2311793A1 (fr) 1976-12-17
FR2311793B1 FR2311793B1 (fr) 1979-04-20

Family

ID=24313400

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7531824A Granted FR2311793A1 (fr) 1975-05-19 1975-10-17 Procede et composition pour le demoulage de polyurethanes

Country Status (10)

Country Link
US (1) US4052495A (fr)
JP (1) JPS51140996A (fr)
AT (1) AT342309B (fr)
AU (1) AU498205B2 (fr)
BE (1) BE834793A (fr)
CA (1) CA1055185A (fr)
DE (1) DE2543638C3 (fr)
FR (1) FR2311793A1 (fr)
GB (1) GB1519518A (fr)
IT (1) IT1043032B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0078958A1 (fr) * 1981-11-05 1983-05-18 Bayer Ag Procédé de préparation d'objets à paroi mince à partir de polyuréthanes ou de polyuréthane-urées thermoplastiques par extrusion
EP0103367A1 (fr) * 1982-08-19 1984-03-21 Dow Corning Corporation Polyuréthanes moulés contenant de la résine silicone
EP0122743A2 (fr) * 1983-04-13 1984-10-24 Ici Americas Inc. Composition liquide organique du polyisocyanate pour l'usage dans le moulage injection-réaction en présence d'agents de démoulage siloxane

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2545874C2 (de) * 1975-10-14 1982-11-11 Plate Bonn Gmbh, 5300 Bonn Heißsiegel-Schmelzklebstoff und dessen Verwendung
US4076695A (en) * 1977-02-07 1978-02-28 Dow Corning Corporation Silicone containing reaction injection molded polyurethanes
US4225554A (en) * 1978-07-26 1980-09-30 Hi-Tech Industries, Inc. Thermosetting molding resin compositions
US5120813A (en) * 1980-02-29 1992-06-09 Th. Goldschmidt Ag Moisture vapor permeable materials
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
US4570010A (en) * 1983-03-23 1986-02-11 The Upjohn Company Product
US4764330A (en) * 1983-03-23 1988-08-16 The Dow Chemical Company Process for the production of organic polyisocyanate-based molded polymers
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
GB8406677D0 (en) * 1984-03-14 1984-04-18 Ici Plc Polyol compositions
CA1257425A (fr) * 1984-05-21 1989-07-11 Th. Goldschmidt Ag Materiaux permeables a la vapeur d'eau
JPS6116839A (ja) * 1984-07-02 1986-01-24 Goyo Shiko Kk 剥離紙の製造法
JPS6140314A (ja) * 1984-07-31 1986-02-26 Sanyo Chem Ind Ltd ポリウレタン成形品の製法
US4728690A (en) * 1985-03-19 1988-03-01 Th. Goldschmidt Ag Process for producing molded polyurethane parts
DE3600402A1 (de) * 1986-01-09 1987-07-16 Goldschmidt Ag Th Verfahren zur herstellung von polyurethanformkoerpern
DE3837351C1 (fr) * 1988-11-03 1989-11-23 Th. Goldschmidt Ag, 4300 Essen, De
GB9105371D0 (en) * 1991-03-14 1991-05-01 Dow Corning Organosilicon compounds and their use in film-forming copolymers for water vapour permeable coatings
US5547608A (en) * 1994-09-09 1996-08-20 Basf Corporation Polyurethane SRIM compositions having internal mold release properties
US5932352A (en) * 1995-11-21 1999-08-03 Higgins; David Edward Release film
US5716439A (en) * 1995-12-14 1998-02-10 Basf Corporation Internal mold release compositions
US5700390A (en) * 1995-12-14 1997-12-23 Basf Corporation Polyol compositions having internal mold release properties
US5686526A (en) * 1995-12-14 1997-11-11 Basf Corporation Process of making molded polyurethane articles
US5700869A (en) * 1995-12-14 1997-12-23 Basf Corporation Polyurethane compositions having internal mold release properties
US5686187A (en) * 1995-12-14 1997-11-11 Basf Corporation Molded polyurethane SRIM articles
BRPI0819387B1 (pt) * 2007-12-18 2018-11-13 Dow Global Technologies Inc composição termofixa, produto termofixo, uso do produto termofixo e método para confeccionar um produto termofixo
DE102010063237A1 (de) * 2010-12-16 2012-06-21 Evonik Goldschmidt Gmbh Siliconstabilisatoren für Polyurethan- oder Polyisocyanurat-Hartschaumstoffe

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB802688A (en) * 1954-06-10 1958-10-08 Union Carbide Corp Improvements in or relating to organo-silicon compounds
NL135063C (fr) * 1960-05-27
US3246048A (en) * 1962-09-14 1966-04-12 Dow Corning Organosiloxane-polyether urethanes
US3356758A (en) * 1963-08-07 1967-12-05 Union Carbide Corp Siloxane-oxyalkylene block copolymers and process therefor
US3413390A (en) * 1963-08-19 1968-11-26 Mobay Chemical Corp Process of molding polyurethane plastics
US3342766A (en) * 1965-01-12 1967-09-19 Union Carbide Corp Polymerization process employing siloxane-oxyalkylene block copolymers
DE1570647B1 (de) * 1965-02-01 1970-06-25 Goldschmidt Ag Th Verfahren zur Herstellung von Polyalkylenoxyd-Polysiloxan-Blockmischpolymerisaten
US3306869A (en) * 1965-09-22 1967-02-28 Union Carbide Corp Floor polishes containing siloxane-oxyalkylene block copolymer leveling agents
DE1595730B2 (de) * 1966-03-03 1976-07-08 Th. Goldschmidt Ag, 4300 Essen Verfahren zur herstellung von polyalkylenoxyd-polysiloxan-blockmischpolymerisaten
DE1619032A1 (de) * 1966-10-06 1969-10-30 Bayer Ag Verfahren zur Veredlung von Textilmaterialien
GB1190970A (en) * 1967-03-06 1970-05-06 Shinetsu Chemical Co A method for preparing Siloxane Polyoxyalkylene Copolymers
US3565845A (en) * 1968-09-18 1971-02-23 Union Carbide Corp Siloxane-polyoxyalkylene block copolymers containing methoxysiloxy groups
US3629310A (en) * 1969-08-28 1971-12-21 Union Carbide Corp Organo-siloxane-oxyalkylene block copolymers
US3876485A (en) * 1972-01-18 1975-04-08 Sandvik Conveyor Inc Method and apparatus of producing plastic coated fabric conveyor belting

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0078958A1 (fr) * 1981-11-05 1983-05-18 Bayer Ag Procédé de préparation d'objets à paroi mince à partir de polyuréthanes ou de polyuréthane-urées thermoplastiques par extrusion
EP0103367A1 (fr) * 1982-08-19 1984-03-21 Dow Corning Corporation Polyuréthanes moulés contenant de la résine silicone
EP0122743A2 (fr) * 1983-04-13 1984-10-24 Ici Americas Inc. Composition liquide organique du polyisocyanate pour l'usage dans le moulage injection-réaction en présence d'agents de démoulage siloxane
EP0122743A3 (en) * 1983-04-13 1986-03-26 Ici Americas Inc Process for making polyurethane and related products by reaction injection molding in presence of siloxane mold release agent and compositions therefor

Also Published As

Publication number Publication date
AU498205B2 (en) 1979-02-22
AT342309B (de) 1978-03-28
BE834793A (fr) 1976-04-23
CA1055185A (fr) 1979-05-22
DE2543638B2 (de) 1979-10-18
DE2543638A1 (de) 1976-11-25
GB1519518A (en) 1978-07-26
US4052495A (en) 1977-10-04
ATA752075A (de) 1977-07-15
FR2311793B1 (fr) 1979-04-20
JPS51140996A (en) 1976-12-04
DE2543638C3 (de) 1980-07-03
JPS548513B2 (fr) 1979-04-16
IT1043032B (it) 1980-02-20
AU8535275A (en) 1977-04-07

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