Process for improvement of adhesion between mineral fillers and

Details Process for improvement of adhesion between mineral fillers and Process for improvement of adhesion between mineral fillers and

1981-10-16

1983-10-25

Silverberg, Sam

Compositions: coating or plastic

Materials or ingredients

Miscellaneous

427221, C04B 3140

Patent

active

044117043

ABSTRACT:
The method according to the invention is based upon that the mineral filler, before being mixed with thermoplastic polymer, is coated with a thin layer of liquid ethylene oxide oligomer, optionally in presence of a solvent and then the solvent is evaporated at temperature 50.degree. to 200.degree. C.
By the method according to the invention, a product with much better useful properties is obtained. The product is useful in the plastics industry.

REFERENCES:
patent: 3227657 (1966-01-01), Haden
patent: 4186123 (1980-01-01), Kietzman

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