Particulate opacifying extender for polymer coatings

Details Particulate opacifying extender for polymer coatings Particulate opacifying extender for polymer coatings

1992-11-18

1994-01-11

Michl, Paul R.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524 82, 524 84, 524 85, 523122, C08K 306

Patent

active

052782085

ABSTRACT:
A colloidal sulfur particle opacifying extender scatters light across the visible spectrum to result in an overall colorless appearance. A process for opacifying and extending a matrix which can be a water-borne emulsion or a coating, using the colloidal sulfur particles, and opacified and extended water-borne emulsions and coatings including the colloidal sulfur particles are also provided.

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