C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
400/1350, 117/16
C08K 3/00 (2006.01) C08K 3/26 (2006.01) C08K 3/34 (2006.01) C09D 131/04 (2006.01)
Patent
CA 1330128
Abstract of the Disclosure The unequal porosity ant different textures of a drywall reinforced with joint tape and joint compound are concealed by a paint made from a low cost, easily dispersible powder in which the pigment volume concen- tration is about 70% to about 75%. A vinyl acetate/ethylene copolymer serves as the principle binder and a water soluble cellulose ether thickens the water dispersion of kaolin, attapulgus clay, mica, sodium potassium aluminum silicate and calcium carbonate.
558618
Attard Peter M.
Negri Robert H.
Company United States Gypsum
Macrae & Co.
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