Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1977-12-15
1980-11-04
Bell, James J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
15209R, 15244C, 260 17R, 428283, 428402, A47L 1316
Patent
active
042321280
ABSTRACT:
A porous shaped article, especially a flat shaped sponge like article, in particular a sponge cloth, is disclosed which exhibits an improved cleaning effect and which comprises cellulose hydrate and from about 10 to about 80% by weight of polyolefin fibrids.
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patent: 3929693 (1975-12-01), Hochberg
patent: 3950293 (1976-04-01), Sander et al.
patent: 3974319 (1976-08-01), Alibeckoff
Kalberer Heinz
Michel Wolfgang
Bell James J.
Hoechst Aktiengesellschaft
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