C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
48/47, 403/57
C08J 9/06 (2006.01) C08L 67/02 (2006.01)
Patent
CA 1116349
ABSTRACT OF THE DISCLOSURE: A blowing agent concentrate based on a chemical blowing agent and a thermoplastic plastics material as support. The support is a saturated polyester and/or copolyester with a crystallite melting point of from 100°C to 220°C and with a reduced viscosity of from 0.4 dl/g to 1.6 dl/g. These blowing agent concentrate are particularly suitable for use as flowing- gas-releasing component in the production of structured foam moldings of high molecular weight polyalkylene terephtalates.
273077
Gebauer Peter
Sturm Karl G.
Dynamit Nobel Aktiengesellschaft
Robic Robic & Associes/associates
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