Method for coloring olefin polymers

Details Method for coloring olefin polymers Method for coloring olefin polymers

1980-09-15

1982-03-16

Seccuro, Carman J.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

8DIG9, 525192, 525207, 524110, 524156, 524190, 524236, C08L 2326, C08L 3500, C08L 2324

Patent

active

043200460

ABSTRACT:
Ethylene or propylene polymers are dyed by dispersing a small quantity of a copolymer of a C-14 or higher alpha-olefin and maleic anhydride therein and subsequently treating the composition with an aqueous solution of a basic dye stuff such as Malachite Green.

REFERENCES:
patent: 3532656 (1970-10-01), Burdick et al.
patent: 3598778 (1971-08-01), Burdick et al.
patent: 3729450 (1973-04-01), Galiano et al.
patent: 3765829 (1973-10-01), Lambert et al.

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