Polyolefin compositions containing coated mica particles to prev

Details Polyolefin compositions containing coated mica particles to prev Polyolefin compositions containing coated mica particles to prev

1993-09-21

1994-12-27

Michl, Paul R.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

523307, 524323, 524351, 524449, 524543, 26099817, 106417, C08L 2300, C08K 902, C08K 336, C08K 513

Patent

active

053766989

ABSTRACT:
Antioxidant containing polyolefin compositions are provided including titanium dioxide-coated mica particles comprising a coating of silica and alumina calcined thereon to prevent yellowing of the compositions. Process for preventing the yellowing of antioxidant containing polyolefin compositions is also disclosed.

REFERENCES:
patent: 3711308 (1973-01-01), Brand et al.
patent: 4537636 (1985-08-01), Bernhard et al.
patent: 5165915 (1992-11-01), Tokubo et al.

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