Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1977-09-20
1979-08-21
Hoke, V. P.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
C08K 552, C08K 553, C08K 551
Patent
active
041654110
ABSTRACT:
The invention disclosed relates to a new polyurethane composition having improved flame retardance and to a method for preparing same. The present composition includes a hydrophilic polyurethane having alumina hydrate and a phosphorus containing compound disposed therein.
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Kehr Clifton L.
Marans Nelson S.
Murch Robert M.
Cabic Edward J.
Hoke V. P.
Plunkett Richard P.
W. R. Grace & Co.
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