Hfc-134a and cyclopentane-based polymer blowing agent

Details Hfc-134a and cyclopentane-based polymer blowing agent Hfc-134a and cyclopentane-based polymer blowing agent

C - Chemistry, Metallurgy

08

L

C08L 27/12 (2006.01) C08J 9/12 (2006.01) C08J 9/14 (2006.01) C08L 23/06 (2006.01) C08L 23/12 (2006.01) C08L 25/06 (2006.01) C08L 27/04 (2006.01) C08L 27/06 (2006.01) C08L 23/04 (2006.01)

Patent

CA 2369344

The invention related to a composition that can be used as a polymer blowing agent, comprising from 60 to 98% of HFC-134a and from 2 to 40% of cyclopentane; polymeric composition comprising it, and process for manufacturing an expanded polymer using it.

L'invention vise l'utilisation comme agent d'expansion de polymère d'une composition comprenant de 60 à 98% de 1,1,2,2-tétrafluoroéthane et de 2 à 40% de cyclopentane. Elle vise aussi l'utilisation d'une composition polymérique la comprenant et un procédé de fabrication d'un polymère expansé la mettant en oeuvre.

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