Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1989-08-18
1992-05-12
Lipman, Bernard
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525190, 5253268, 5253294, 5253303, 525385, 525386, C08F 800
Patent
active
051129175
ABSTRACT:
This invention relates to a block copolymer containing one or more blocks of a perfluoroether polymer and one or more blocks of a polymer made from selected hydrocarbon monomers, the blocks being connected by connecting segments, each such segment including a group selected from: ##STR1## wherein X is hydrogen or methyl, and Y is dihydrocarbylamino and hydrocarbyloxy.
REFERENCES:
patent: 3766251 (1973-10-01), Caporiccio et al.
patent: 3810875 (1974-05-01), Rice et al.
patent: 3882193 (1975-05-01), Rice et al.
patent: 4440918 (1984-04-01), Rice et al.
patent: 4655807 (1987-04-01), Ohmori et al.
E. I. Du Pont de Nemours & Co.
Lipman Bernard
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