Polyester composition

Details Polyester composition Polyester composition

1976-09-07

1978-05-30

Person, Sandra M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 40P, 260DIG35, C08K 322, C08K 336

Patent

active

040922898

ABSTRACT:
Polyester compositions suitable for the production of oriented films contain filler agglomerates of mixtures of primary inert particles having opposite electrical charges in polar media, preferably pyrogenic alumina and pyrogenic silica. The preferred particles give optically clear films and the presence of alumina aids filtration.

REFERENCES:
patent: 2819173 (1958-01-01), Dithmar
patent: 3002942 (1961-10-01), Zoetbrood
patent: 3221226 (1965-11-01), Kennedy et al.
patent: 3821156 (1974-06-01), Farrar

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