Title:
POLYACRYLAMIDE RESIN, PAPERMAKING ADDITIVE AND PAPER
Document Type and Number:
WIPO Patent Application WO/2017/073355
Kind Code:
A1
Abstract:
This polyacrylamide resin comprises at least one of first units represented by formulae (1)-(4) and a second unit represented by formula (5).
(In formulae (1)-(4), R1 represents a hydrogen atom, a methyl group, an ethyl group or a benzyl group; each of R2 and R3 independently represents a hydrogen atom, a methyl group, an ethyl group or a benzyl group; and X represents an anion.)
(In formula (5), R4 represents a hydrogen atom or a methyl group; and R5 represents a hydrogen atom, an alkali metal ion or an ammonium ion.)
Inventors:
FUJIWARA TAKAHIRO (JP)
FUKUDA ATSUSHI (JP)
FUKUDA ATSUSHI (JP)
Application Number:
PCT/JP2016/080481
Publication Date:
May 04, 2017
Filing Date:
October 14, 2016
Export Citation:
Assignee:
HARIMA CHEMICALS INC (JP)
International Classes:
C08F220/56; D21H17/37
Domestic Patent References:
| WO2014080628A1 | 2014-05-30 |
Foreign References:
| JP2011236532A | 2011-11-24 | |||
| JP2015040207A | 2015-03-02 | |||
| JPH06212597A | 1994-08-02 |
Other References:
See also references of EP 3354666A4
Attorney, Agent or Firm:
OKAMOTO, Hiroyuki (JP)
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