C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
400/1338
C09D 5/34 (2006.01) C04B 24/38 (2006.01) C09K 3/10 (2006.01)
Patent
CA 2039099
Sodium carboxymethylcellulose (CMC) with a D.S. between 0.35 and 0.75 and D.P. between 200 and 4000 serves as a swelling agent and can replace clay and/or mica in a joint compound formulation when used in an amount of 0.01 to 0.5% by weight.
Aqualon Company
Fetherstonhaugh & Co.
LandOfFree
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