ANTI-TACK AGENT FOR AGRICULTURAL SOFT VINYL CHLORIDE RESIN FILM AND PREPARATION THEREOF

摘要

PROBLEM TO BE SOLVED: To provide an anti-tack agent which can be coated on the side portions and valley portions of a house and a tunnel with the use of an agricultural soft vinyl chloride resin film to smoothly perform ventilation operation of such portions. SOLUTION: This anti-tack agent for agricultural soft vinyl chloride resin films comprises a mixed solution of an aqueous dispersion of a colloidal inorganic compound and an aqueous organopolysiloxane emulsion, and the mixed solution is adjusted in such a manner that the concentration of the colloidal inorganic compound comes to 0.05-1 wt.% and that of the organopolysiloxane comes to 0.05-1 wt.% and then, coated on an agricultural soft vinyl chloride resin film.