Methods of producing polyolefins and films therefrom

Details Methods of producing polyolefins and films therefrom Methods of producing polyolefins and films therefrom

2006-02-07

2006-02-07

Teskin, Fred (Department: 1713)

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

Synthetic resins

Treating polymer containing material or treating a solid...

C526S114000, C526S153000, C526S352000, C526S901000, C526S919000

Reexamination Certificate

active

06995235

ABSTRACT:
Films and methods of forming films comprising first combining in a reactor olefins, a catalyst composition and an activator; wherein the activator is present from less than 50 wt % in a diluent by weight of the activator and diluent; followed by isolating a polyolefin having a density of from 0.940 to 0.980 g/cm3; and finally, extruding the polyolefin into a film having a gel count of less than 200 gels/m2.

REFERENCES:
patent: 4287327 (1981-09-01), Michaels et al.
patent: 4665143 (1987-05-01), Ahluwalia et al.
patent: 5290745 (1994-03-01), Jorgensen et al.
patent: 5541270 (1996-07-01), Chinh et al.
patent: 6306981 (2001-10-01), Brown et al.
patent: 6878454 (2005-04-01), Shannon et al.

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