Flameproof polystyrene foam and process for the manufacture...

Details Flameproof polystyrene foam and process for the manufacture... Flameproof polystyrene foam and process for the manufacture...

Category

C - Chemistry, Metallurgy

Subcategory

08

Subsubcategory

K

CPC

400/4228, 400/54

IPC codes

C08K 3/22 (2006.01) C08J 9/00 (2006.01) C08L 25/04 (2006.01)

Type

Patent

Patent number

CA 1145087

Description

Abstract of the disclosure: The flameproof styrene polymer foam in accordance with this invention is obtained by melting a granular mixture of styrene polymer and aluminum hydroxide having grain size of 20-100 µm and a specific surface of below 1 m2/g in an extruder, incorporating a physical expanding agent, and homogenizing and extruding the mixture.

Application Number

323674

Affiliated with

Also associated with

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