Solutions for flash-spinning dry polymeric plexifilamentary film

Details Solutions for flash-spinning dry polymeric plexifilamentary film Solutions for flash-spinning dry polymeric plexifilamentary film

1991-05-02

1993-04-13

Bleutge, John C.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524585, C08K 500

Patent

active

052023761

ABSTRACT:
Solutions for flash-spinning substantially dry plexifilamentary film-fibril strands from fiber-forming polyolefins. The solutions comprise a mixture of 18 to 33 percent polyolefin by weight of the solution, 42 to 73 percent methylene chloride by weight of the solution and 9 to 25 percent carbon dioxide by weight of the solution.

REFERENCES:
patent: 3081519 (1963-03-01), Blades et al.
patent: 3227794 (1966-01-01), Anderson et al.
patent: 4352650 (1982-10-01), Marshall
patent: 4554207 (1985-11-01), Lee
P. S. Zurer, "Search Intensifies for Alternatives to Ozone-Depleting Halocarbons", Chem. & Eng. News, pp. 17-20 (Feb. 8, 1988).

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