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Title:
MANUFACTURING METHOD OF COPOLYMER LATEX FOR ADHESIVE BETWEEN RUBBER AND FIBER, COPOLYMER LATEX FOR ADHESIVE, AND COMPOSITION FOR ADHESIVE
Document Type and Number:
Japanese Patent JP2009286894
Kind Code:
A
Abstract:

To provide an energy-saving efficient copolymer latex, which hardly generates bulky aggregates during a polymerization reaction and requires no excessive heating from the outside of a polymerization reaction system, for an adhesive between rubber and fibers.

The copolymer latex is obtained by emulsifying polymerization of 100 pts.wt. of a polymerizable monomer composed of 30-80 pts.wt. of an aliphatic conjugated diene, 5-30 pts.wt. of a vinylpyridine, and 0-65 pts.wt. of another polymer copolymerizable with them. In the manufacturing method of the copolymer latex for an adhesive between rubber and fibers, after completion of preparation of the whole or a part of the monomers, a temperature T2 in the polymerization system is brought to the range of 45-80C after polymerization is started when a temperature T1 in the polymerization system is within the range of 0-40C, and in this process, 15% or more of the quantity of heat necessary for temperature increase (T2-T1) uses polymerization heat by the polymerization.


Inventors:
TAKENAKA TAKASHI
MISAKI KOYU
KAMIMURA AKIRA
Application Number:
JP2008140662A
Publication Date:
December 10, 2009
Filing Date:
May 29, 2008
Export Citation:
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Assignee:
NIPPON A & L INC
International Classes:
C08F236/04; C08F2/22; C08F226/06; C09J109/10; C09J139/08; C09J157/00; C09J161/04
Domestic Patent References:
JPH0350248A1991-03-04
JPH06239905A1994-08-30
JPH09111213A1997-04-28
JPH09176212A1997-07-08
JP2002363228A2002-12-18
JPH0350248A1991-03-04
JPH09111213A1997-04-28
JP2002363228A2002-12-18
JPH06239905A1994-08-30
JPH09176212A1997-07-08