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Fonteix - Google Patents

Van der Wal et a].(45) Date of Patent: Sep. 2, 2014

Fonteix

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Document ID
420620040402946019
Author
Fonteix N

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PCT Pub'NO': W02009/155427 Polystyrene is dispersed into a polyol Via a mechanical dis PCT Pub. Date: Dec. 23, 2009 persion process. A stabilizer is present to stabilize the dis persed polymer particles. The stabilizer includes a copolymer (65) PriOl 'PublicatiOIl Data of …
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    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
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    • 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
    • C08G18/48—Polyethers
    • C08G18/4804—Two or more polyethers of different physical or chemical nature
    • C—CHEMISTRY; METALLURGY
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    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
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