Open-cell/microporous molded article

Details Open-cell/microporous molded article Open-cell/microporous molded article

1982-07-27

1985-02-12

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

2105002, 264 41, 521 61, 521 62, 521 64, C08F 928

Patent

active

044992114

ABSTRACT:
The present invention relates to molded articles of an open-cell structure, containing a copolymer which is comprised of copolymerized, fluorinated olefin, copolymerized vinyl acetate and optionally copolymerized olefin, the acetate groups of the copolymer being optionally saponified into OH groups. The molded articles possess an inherent latent structural convertibility and have effective pores of a diameter in the range from 0.002 to 10 .mu.m. The invention further includes processes for the preparation of the specified molded articles and processes for converting their structure. The invention also relates to several uses of molded articles according to the invention.

REFERENCES:
patent: 2468664 (1949-04-01), Hanford et al.
patent: 3445434 (1969-05-01), Stilmar
patent: 3615024 (1971-10-01), Michaels
patent: 4049589 (1977-09-01), Sakane
patent: 4238571 (1980-12-01), Mano et al.

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