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Title:
PAPER ADDITIVE, METHOD FOR PRODUCING SAME, AND PAPER CONTAINING PAPER ADDITIVE
Document Type and Number:
WIPO Patent Application WO/2018/143155
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a paper additive having a superior effect for increasing paper thickness while imparting size performance, and a method for producing paper having enhanced paper thickness by using the paper additive. A paper additive characterized by containing a compound (A) obtained by reacting a polyalkylene polyamine (a) having three or more amino groups per molecule, a C8-C22 monovalent fatty acid (b), a polyvalent carboxylic acid (c), a urea (d), and an alkylating agent (e). The compound (A) preferably has a carboxyl group or a salt thereof.

Inventors:
HIRAKAWA Fumiya (3-37 Ohnodai 2-chome, Midori-Ku, Chiba-Sh, Chiba 56, 〒2670056, JP)
FUJIWARA Yasushi (1-1 Tateishi 1-chome, Akashi-Sh, Hyogo 32, 〒6730032, JP)
Application Number:
JP2018/002860
Publication Date:
August 09, 2018
Filing Date:
January 30, 2018
Export Citation:
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Assignee:
SEIKO PMC CORPORATION (3-6 Nihonbashihoncho 3-chome, Chuo-Ku Tokyo, 23, 〒1030023, JP)
International Classes:
D21H17/56; C08G69/48
Domestic Patent References:
WO2014123119A12014-08-14
Foreign References:
JP2007297511A2007-11-15
JP2008285791A2008-11-27
JP2013108189A2013-06-06
JP2010121253A2010-06-03
JP2004175818A2004-06-24
JPS4419872B1
JPS58115198A1983-07-08
JPS5930997A1984-02-18
JP2001089562A2001-04-03
JP2015117446A2015-06-25
JPH09250096A1997-09-22
JP2007009393A2007-01-18
JP2006316388A2006-11-24
Attorney, Agent or Firm:
SAKAMOTO Tomohiro (13 Yotsuya 2-chome, Shinjuku-ku Tokyo, 04, 〒1600004, JP)
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