abstract |
(57) [Summary] [Purpose] To provide heat resistant resin. [Constitution] α-methylene-γ-butyrolactone (A) And a heat resistant resin obtained by polymerizing acrylic acid, methacrylic acid, α-fluoroacrylic acid and at least one monomer (B) selected from the group consisting of α-trifluoromethylacrylic acid. [Effect] Heat-resistant thickener, flocculant, ion exchange resin, Suspensions, binders, adhesives and the like can be obtained. |