Electret made of branched alpha-olefin polymer

Details Electret made of branched alpha-olefin polymer Electret made of branched alpha-olefin polymer

1978-10-30

1981-09-08

Levin, Stanford M.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

307400, 5263486, C08F11014, H01G 702

Patent

active

042885841

ABSTRACT:
A stable electret made of a resinous polymer of a branched alpha-olefin [e.g., poly(4-methyl-1-pentene)] having a degree of crystallinity of at least 20%.

REFERENCES:
patent: 3632443 (1972-01-01), Kodera et al.
patent: 3645995 (1972-02-01), Caunt
patent: 3660736 (1972-05-01), Igarashi et al.
Polymerization Processes, Schildknecht & Skeist, Wiley Interscience, N.Y. (1977) pp. 395-399.

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