Talc antiblock compositions and method of preparation

Details Talc antiblock compositions and method of preparation Talc antiblock compositions and method of preparation

2007-05-22

2007-05-22

Cain, Edward J. (Department: 1714)

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

Synthetic resins

Processes of preparing a desired or intentional composition...

C524S425000, C524S445000, C524S451000, C524S492000

Reexamination Certificate

active

10606319

ABSTRACT:
The present invention relates to a product, a process for its preparation and the use of such in plastic film production. More specifically, the present invention relates to an antiblock talc, a process for the preparation of such and its use as an additive in the production of polyolefin film.Polyolefin films produced according to the process of the present invention are useful in a broad range of packaging and film covering applications.

REFERENCES:
patent: 4868226 (1989-09-01), Mitsuno et al.
patent: 5229094 (1993-07-01), Clauss et al.
patent: 5283267 (1994-02-01), Nishio et al.
patent: 5401482 (1995-03-01), Clauss et al.
patent: 5827906 (1998-10-01), Metzemacher et al.
patent: 5852108 (1998-12-01), Yamanaka et al.
patent: 6593400 (2003-07-01), Drummond
patent: 10-237348 (1998-09-01), None

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