Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
2000-02-17
2000-12-26
Foelak, Morton
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
521154, C08J 900, C08G 1861
Patent
active
061660981
ABSTRACT:
The invention provides for a composition comprising a mixture of Si--C- and Si--O--C- linked silicone polyether block copolymers and the use of said compositions as an additive in the production of polyurethane foams.
REFERENCES:
patent: 2846458 (1958-08-01), Haluska
patent: 3115512 (1963-12-01), Altendorf et al.
Burkhart Georg
Weier Andreas
Foelak Morton
Goldschmidt AG
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