Production of chlorofluorocarbon-free, urethane-containing moldi

Details Production of chlorofluorocarbon-free, urethane-containing moldi Production of chlorofluorocarbon-free, urethane-containing moldi

1992-06-10

1994-08-02

Kight, III, John

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521122, 521123, 521130, 521133, 521155, 521170, 264 455, C08J 908, C08J 912, C08K 336

Patent

active

053346203

ABSTRACT:
A process for the production of fluorochlorocarbon-free, urethane-containing, soft-elastic, semirigid or rigid moldings having a cellular core and a compacted peripheral zone and an essentially pore-free, smooth surface involves reacting

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Sax et al; Hawley's Condensed Chemical Dictionary; Eleventh Edition; Van Nostrand Reinhold; New York; 1987; pp. 1038, 1248, and 1249.

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