Title: Overlay-type correcting liquor
Application Number: 85100687 Application Date: 1985.04.01
Publication Number: 1002304 Publication Date: 1986.08.13
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C09D5/00
Applicant(s) Name: East China Teachers Univ. Address:
Inventor(s) Name:
Attorney & Agent: ZHAO BUDONG
Abstract:
     The correcting liquor is a suspension composed of a film-forming material of polyvinyl acetate or copolymer of polyvinyl acetate and acrylate, methylacrylate (the polymers can be prepd.by suspension or solution polymerization processes); pigment of Ti-white and appropriate organic solvents. The suspension is prepd. under vigorous mechanical action. The claimed liquor is actually a special coating material which is suitable for correcting mis-writings and mis-typings on paper. It only overlays the old word without destroying its trace when used. And it has strong covering power and advantages of quick drying as well as being convenient to use.
Time: 5
<- Previous Patent:Non-toxic, non-flammable, quick-d...   |  Next Patent:A semi-solid damping material ->