Compositions – Leather or fur treating
Patent
1986-05-13
1988-05-10
Guynn, Herbert B.
Compositions
Leather or fur treating
252 851, C09K 702
Patent
active
047433841
ABSTRACT:
Disclosed are (1) drilling fluid compositions consisting essentially of an aqueous medium selected from the group consisting of fresh and tap water, natural and synthetic sea water, and natural and synthetic brine, and carboxymethyl guar having a degree of substitution (D.S.) of 0.1 to 0.4; (2) drilling fluid compositions consisting essentially of an aqueous medium selected from the group consisting of fresh and tap water, natural and synthetic sea water, and natural and synthetic brine, a carboxymethyl guar having a D.S. of from 0.1 to 0.4, and a metal salt selected from the group consisting of water-soluble metal carbonates and bicarbonates; and (3) drilling fluid compositions consisting essentially of an aqueous medium selected from the group consisting of fresh and tap water, a carboxymethyl guar having a D.S. of from 0.1 to 0.4, a metal salt selected from the group consisting of water-soluble metal carbonates and bicarbonates, and a noncarbonate polyvalent metal salt.
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Lu Cheng-Fa
Lukach Carl A.
Pas Robert R.
Aqualon Company
Guynn Herbert B.
Horn Joanne L.
Kuller Mark D.
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