Curable liquid composition of polyene,polymercaptan and acrylic acid
Abstract
Abstract A CURABLE LIQUID COMPOSITION CONSISTING ESSENTIALLY OF; (A) A POLYENE HAVING THE FORMULA CH2=CH-CH2-N(-CH2-CH=CH2)-CH2-CH(-OH)-CH2- (O-(1,4-PHENYLENE)-C(-CH3)2-(1,4-PHENYLENE)-O-CH2- CH(-OH)-CH2)(N+1)-N(-CH2-CH=CH2)-CH2-CH=CH2 AND N IS ESSENTIALLY 0 OR GREATER (E.G., 0-20); AND (B) A POLYTHIOL, THE EQUIVALENT RATIO OF THE POLYENE TO POLYTHIOL BEING ABOUT 1:0.5-1.5; AND (C) A MEMBER SELECTED FROM A GROUP CONSISTING OF A MONOMERIC ACID HAVING THE FORMULA H2C=C(-R)-COOH WHERE R IS H, CH3 OR C2H5 OR A HOMOPOLYMER OR COPOLYMER OF SUCH MONOMERIC ACID HAVING AN AVERAGE MOLECULAR WEIGHT OF ABOUT 140-1000, THE GROUP MEMBER CONSTITUTING ABOUT 2-10% BY WEIGHT OF THE COMPOSITION. THE ABOVE COMPOSITION CAN CONTAIN AN EFFECTIVE AMOUNT OF A PHOTOCURING RATE ACCELERATOR.
Inventors
- 👤 Edwin W Lard
Bibliographic Details
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