Emulsion release coating composition
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 21, 2002
Grant Date -
Mar 7, 2002
app pub date -
Apr 21, 1999
filing date -
Dec 9, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An aqueous emulsion-type release coating composition comprising (i) a product produced by reaction of an ethylene-vinyl alcohol copolymer represented by the formula (1): ##STR1## wherein the sum of n, m and m' is an integer of 300-3,000, ratio of n/(n+m+m') is 0.1-0.9, and ratio of m/(m+m') is 0.9-1.0, with a C.sub.8-30 alkyl isocyanate, and (ii) a surface active agent which is a combination of a nonionic surface active agent having a hydrophilic-lyophilic balance (HLB) of not larger than 12, with an ionic surface active agent. The release coating composition is used as a release agent for a pressure sensitive adhesive tape or contact sheet.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully