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WATER- AND OIL-REPELLENT COMPOSITION, WATER- AND OIL-REPELLENT TREATING AGENT FOR PAPER-LIKE SHEET SUBSTRATE COMPRISING THE COMPOSITION, AND WATER- AND OIL-REPELLENT PAPER-LIKE SHEET PRODUCED BY TREATING WITH THE COMPOSITION
WATER- AND OIL-REPELLENT COMPOSITION, WATER- AND OIL-REPELLENT TREATING AGENT FOR PAPER-LIKE SHEET SUBSTRATE COMPRISING THE COMPOSITION, AND WATER- AND OIL-REPELLENT PAPER-LIKE SHEET PRODUCED BY TREATING WITH THE COMPOSITION
PROBLEM TO BE SOLVED: To provide a water- and oil-repellent composition that can prevent the water permeation into a paper-like sheet substrate, inhibit the release and migration of a silicone and impart more excellent water- and oil-repelling capabilities to the paper-like sheet substrate.;SOLUTION: The water- and oil-repellent composition comprises (A) 100 pts.mass one, or two or more compounds selected from the group consisting of alkyl silicates and dimer, trimer, tetramer and pentamer thereof in which the alkyl group in the molecule has the carbon atom number of 1-4, (B) 3-40 pts.mass phosphoric acid, (C) 100-900 pts.mass polyvinyl alcohol resin and (D) 200-100,000 pts.mass water.;COPYRIGHT: (C)2010,JPO&INPIT
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