Title:
RESIN FOR RETAINING AND RELEASING USEFUL SUBSTANCE
Document Type and Number:
Japanese Patent JPS60250016
Kind Code:
A
Abstract:
PURPOSE: The title resin capable of retaining and releasing water or useful substance, prepared by water-insolubilizing a specified N-alkyl- or N-alkylene- substituted (meth)acrylamide polymer.
CONSTITUTION: A (co)polymer obtained by (co)polymerizing an N-alkyl- or N- alkylene-substituted (meth)acrylamide monomer of formula I or II [wherein R1 is H or methyl, R2 is H, methyl, or ethyl, R3 is methyl, ethyl, or propyl, A is -(CH2)n or -(CH2)2-O-(CH2)2-, and n is 4W6] with, optionally, other copolymerizable monomers (e.g., acrylamide) in the presence of a polymerization initiator (e.g., ammonium persulfate) is water-insolubilized by heating to 60W250°C.
Inventors:
ITOU HIROSHI
NAKAGAWA TOSHIMI
NITSUTA ATSUHIKO
TANAKA TOMIO
KAMIO HIDEO
NAKAGAWA TOSHIMI
NITSUTA ATSUHIKO
TANAKA TOMIO
KAMIO HIDEO
Application Number:
JP10646684A
Publication Date:
December 10, 1985
Filing Date:
May 28, 1984
Export Citation:
Assignee:
MITSUI TOATSU CHEMICALS
International Classes:
A01N25/10; A61K47/32; B01J20/26; C08F8/00; C08F20/00; C08F20/52; C08F20/56; C08F20/58; C08F220/00; C08F220/56; C08F220/58; (IPC1-7): A01N25/10; B01J20/26; C08F8/00; C08F220/56; C08F220/58
Domestic Patent References:
| JPS58179256A | 1983-10-20 | |||
| JPS58206655A | 1983-12-01 | |||
| JPS4820932A | ||||
| JPS51127015A | 1976-11-05 | |||
| JPS5391941A | 1978-08-12 |