VARNISH AND PRINTING INK

Japanese Patent JP3971594

B2

PROBLEM TO BE SOLVED: To obtain ink which controls roller stripping, has excellent fluidity during hydration, emulsion suitability and luster of printed article, is prepared without using formaldehyde and an alkyl phenol being one of harmful substances from a resin production process and has ink performances and printability comparable with those of conventional ink using a rosin-modified phenol resin.
SOLUTION: This varnish comprises a resin C which is a reaction product of a hydrocarbon resin A and an unsaturated carboxylic acid and/or its anhydride B and has 500-10,000 weight-average molecular weight and 2.0-35.0 mg KOH/g acid value. This printing ink is obtained by using the varnish.

JP2003171611	EPOXY RESIN COMPOSITION CAPABLE OF FORMING COATING FILM HAVING HIGH EXTENSIBILITY, ANTICORROSIVE COATING COMPOSITION, ITS COATING FILM, BASE MATERIAL COATED WITH ITS FILM, AND METHOD FOR PREVENTING CORROSION OF BASE MATERIAL
JPH10316938	PROTECTIVE COMPOSITION FOR PRINTED WIRING BOARD AND METHOD FOR APPLYING THE SAME
JPH10503227	INDUSTRIAL APPLICABILITY A water-based coating composition that provides a coating film having improved initial hardness and adhesive resistance.

Shoichi Hoshino
Noriyuki Amemiya
Fumie Yamazaki

JP2001320271A

September 05, 2007

October 18, 2001

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The Ink Tech Co., Ltd.

C09D157/02; C08F8/00; C09D11/033; C09D11/10; C09D11/106; C09D11/108; C09D151/00; C09D191/00; (IPC1-7): C09D157/02; C08F8/00; C09D11/10; C09D151/00; C09D191/00

JP52139512A
JP2001031718A
JP9249811A
JP62181306A

Katsuhiro Yoshida
Toshieko Kondo

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