Catalyst system for use in producing carboxylic acid blown polyu

Details Catalyst system for use in producing carboxylic acid blown polyu Catalyst system for use in producing carboxylic acid blown polyu

1984-01-30

1984-09-25

Welsh, Maurice J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

502167, C08G 1814

Patent

active

044736665

ABSTRACT:
A catalyst system and process are provided for producing polyurethane foams using a carboxylic acid blowing agent, wherein an organic polyol and an organic polyisocyanate are contacted with a catalyst system comprising a dialkylcyclohexylamine and an N-substituted alkoxyalkyl piperazine.

REFERENCES:
patent: 3816339 (1974-06-01), Raden
patent: 4379757 (1983-04-01), Baskent et al.

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