New copolymer containing phosphor compounds, obtained by radical copolymerization of vinylpoly(alkyleneoxide) with ethylenic unsaturated monomer, useful as dispersing agent in solid dispersion

摘要

Copolymer (A), obtained by radical copolymerization of vinylpoly(alkyleneoxide) compound (I) with an ethylenic unsaturated monomer (II) in the presence of catalysts and/or initiator at 30-150[deg]C, is new. Copolymer (A), obtained by radical copolymerization of vinylpoly(alkyleneoxide) compound (I) of formula (R 1-O-(C mH 2mO)- n-1C mH 2m-Z) with an ethylenic unsaturated monomer (II) of formula (R 4)(R 3)C=C(R 5)(R 6) in the presence of catalysts and/or initiator at 30-150[deg]C, is new. R 1H, 1-20C alkyl, 5-12C cycloalkyl or optionally substituted 6-14C aryl; m : 2-4; n : 1-250; Z : alkene compound of formula (-Y 1-C(=O)-C(=C m 1H 2m1)(C n 1H 2n1+1)) or nitrogen containing compound of formula (-N +-(R 2)(CH 2-CH=CH 2) 2); Y 1O or NR 2; R 2H, 1-12C alkyl, 6-14 aryl or -C mH 2m-(O-C mH 2m)- n-1OR 1; m 11-4; n 10-2; R 3-R 5H, 1-4C alkyl or optionally substituted 6-14C aryl; R 6PO 3H 2, CH a-N(CH 2-PO 3H 2) 2, CH 2-N-(CH 2-CH=CH 2)(CH 2-PO 3H 2), (CH 2) xPO 3H 2, (CH 2) xO-PO(OH) 2, CO-O-(CH 2) x-PO 3H 2, CO-O-(CH 2) x-O-PO(OH) 2, CO-O-(C n 2H 2n 2O) x-PO 3H 2, CO-NH-(C n 2H 2n 2O) x-PO 3H 2, CO-O-CH 2-CH(OH)-CH 2O-PO 3H 2, CO-O-(CH 2) x-N(CH 2-PO 3H 2) 2, CO-N(W 1)-(CH 2) x-PO 3H 2, CO-N(W 2)(CH 2) x-O-PO(OH) 2, CO-O(CH 2) x-C(Z 1)(PO 3H 2) 2, C(PO 3H 2) 2Z 1, Ar-PO 3H 2, Ar-PO(OH) 2, CO-O-Ar-PO 3H 2, CO-O-Ar-O-PO(OH) 2, CO-NH-Ar-PO 3H 2 or CO-NH-Ar-O-PO(OH) 2; W 1H or (CH 2) xPO 3H 2; W 2H or (CH 2) xPO(OH) 2; Z 1H, OH or NH 2; Ar : H, 1-4C alkyl or COOH-substituted 6-10C aryl; n 22 or 3; and x : 1-12. An independent claim is included for the use of (A) as dispersing agent in solid suspension.