Patent No. U.S. 6,517,941 B1
Clariant Corp. has obtained a patent covering a coating composition with which it is possible to make coated paper that is excellent in various properties such as glossiness, water resistance, solvent resistance, heat resistance, thermal blocking resistance and ink penetration, according to the firm. In addition, the paper can readily be recycled. It is attained by a coating composition comprising a hydrosol emulsion and colloidal silica, wherein the hydrosol emulsion is obtained by neutralizing, with an alkali, a synthetic resin emulsion prepared by dispersing, in water, particles of a synthetic resin having a carboxyl group and an alkoxysilyl group.
Published August 10, 2005
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