Lightweight joint compound

Details Lightweight joint compound Lightweight joint compound

1985-07-05

1987-04-14

Yarbrough, Amelia B.

Compositions: coating or plastic

Materials or ingredients

Miscellaneous

106DIG2, 106109, 106110, 106111, 106112, 106113, 106114, 106115, 521 57, 523209, 523212, 524 43, 524 44, 524 47, 524268, C04B 1418

Patent

active

046575944

ABSTRACT:
Expanded perlite coated with an amino-functional siloxane and a silicone wetting agent, and a joint compound incorporating same, which, when applied to gypsum wallboard, has improved bonding properties and greater uniformity in paint gloss appearance between the surface of the joint compound and the surface of the wallboard.

REFERENCES:
patent: Re29753 (1978-09-01), Williams
patent: 3297601 (1967-01-01), Maynard
patent: 4454267 (1984-06-01), Williams

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