Title:
SIZING AGENT FOR MAKING PAPER
Document Type and Number:
Japanese Patent JP2003089995
Kind Code:
A
Abstract:
To provide a sizing agent which is used for making paper, contains a substituted cyclic dicarboxylic acid anhydride dispersed therein in a good dispersion stability without using an oil-in-water type surfactant or the like and can impart an excellent sizing performance to paper.
This sizing agent for making paper comprises (A) a substituted succinic acid anhydride and (B) a cationic (meth)acrylamide copolymer prepared by copolymerizing (1) a hydrophobic (meth)acrylic alkyl asters monomer, (2) a cationic monomer with (3) (meth)acrylamide.
Inventors:
NAKAGAWA HIROSHI (JP)
ARAI DAIJIRO (JP)
IKEDA ATSUSHI (JP)
OTSUKA YOHEI (JP)
ARAI DAIJIRO (JP)
IKEDA ATSUSHI (JP)
OTSUKA YOHEI (JP)
Application Number:
JP2002198292A
Publication Date:
March 28, 2003
Filing Date:
July 08, 2002
Export Citation:
Assignee:
ARAKAWA CHEM IND (JP)
International Classes:
D21H17/45; D21H17/15; D21H21/16; (IPC1-7): D21H17/45; D21H17/15; D21H21/16