Microcellular and ultramicrocellular materials containing hydrof

Details Microcellular and ultramicrocellular materials containing hydrof Microcellular and ultramicrocellular materials containing hydrof

1991-04-18

1993-10-19

Lesmes, George F.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

264 53, 4283155, 428364, 428480, 521 79, 521131, 521142, 521182, B32B 326, B32B 2736, C08J 914

Patent

active

052544001

ABSTRACT:
Improved microcellular and ultramicrocellular materials containing hydrofluorocarbon (HFC) inflatants are disclosed. The inflatants are environmentally more favorable than fully halogenated chlorofluorocarbons (CFCs).

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P S. Zurer, "Search Intensifies for Alternatives to Ozone-Depleting Halocarbons", C & E News, 8 Feb. 1988, pp. 17-20.
"Alternatives to Fully Halogenated Chlorofluorocarbons", Du Pont Dev. Prog., Du Pont Fluorocarbon/Ozone Update, Wilm., DE, Mar. 1987.
"New Du Pont Position Stresses Orderly Transition to Alternatives", Du Pont Fluorocarbon/Ozone Update, Wilm. Del., Jul. 1988.

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