Foamable molding compositions

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

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Details

521134, 521138, 521180, 521183, 521189, G08J 902

Patent

active

057863970

ABSTRACT:
Molding compositions or mixtures comprising a high-temperature-resistant polymer and at least one polymer containing sulfoxide groups are used for the production of a foam by exposure to heat. The foam is employed for heat-resistant insulating layers.

REFERENCES:
patent: 4940733 (1990-07-01), Kuphal et al.
patent: 5486543 (1996-01-01), Shinada et al.
patent: 5708041 (1998-01-01), Scheckenbach et al.

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