Hydrocolloid composition and dispersion-bound architectural formulations and emulsion paints comprising such compositions
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United States of America Patent
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Issued Date -
May 29, 2003
app pub date -
Jul 23, 2002
filing date -
Jul 26, 2001
priority date (Note) -
Abandoned
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Abstract
A hydrocolloid composition comprising at least one sulpoalkyl-substituted polysacharide ether, is described. More particularly, the hydrocolloid composition includes: a) at least one sulphoalkyl-substituted polysaccharide ether, which is soluble in each of cold water and hot water, e.g., carboxymethylsulphoethylcellulose (CMSEC); b) optionally at least one nonionic polysaccharide ether having a thermoreversible gel point (or cloud point) of greater than 35.degree. C. and less than 100.degree. C.; and c) optionally at least one additive, e.g., an antioxidant. Also described are dispersion-bound architectural formulations and emulsion paints which comprise the hydrocolloid compositions of the present invention.
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