Production of chlorofluorocarbon-free urethane-containing soft-e

Details Production of chlorofluorocarbon-free urethane-containing soft-e Production of chlorofluorocarbon-free urethane-containing soft-e

1991-10-03

1992-05-05

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

264DIG15, 521103, 521106, 521122, 521123, 521124, 521125, C08J 935, C08J 938

Patent

active

051108348

ABSTRACT:
Chlorofluorocarbon-free urethane-containing, soft-elastic moldings having a cellular core, a compacted peripheral zone and an essentially pore-free smooth surface are produced by reacting

REFERENCES:
patent: 4551481 (1985-11-01), Smith et al.
patent: 4569861 (1986-02-01), Smith et al.
patent: 4594362 (1986-06-01), Smith et al.

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