EP 0337771 A1 19891018 - Paper coating.

Title (en)

Paper coating.

Title (de)

Papieranstrich.

Title (fr)

Revêtement de papier.

Publication

EP 0337771 A1 19891018 (EN)

Application

EP 89303636 A 19890412

Priority

GB 8808552 A 19880412

Abstract (en)

There is disclosed a paper, suitable for printing, comprising a cellulosic sheet material provided with first and second pigmented coats each of which is hydrophilic, water absorbent and porous, said first coat being a base coat and said second coat being a top coat; wherein the pigment of one of said coats is predominantly of non smectite-type nature, whilst the pigment of the other of the said coats is predominantly of a smectite-type nature comprising at least 60% by weight of a water-swellable smectite-type clay. Also disclosed is a method of preparing the paper and a method of printing on the paper.

IPC 1-7

B41M 1/36; D21H 1/22

IPC 8 full level

D21H 19/38 (2006.01); B41M 5/52 (2006.01); D21H 19/82 (2006.01)

CPC (source: EP)

B41M 5/506 (2013.01); B41M 5/508 (2013.01); B41M 5/5218 (2013.01); D21H 19/822 (2013.01)

Citation (search report)

[A] EP 0192252 A1 19860827 - SUED CHEMIE AG [DE], et al
[A] US 3508952 A 19700428 - EYKAMP ROBERT WILLIAM, et al
[A] US 2371266 A 19450313 - SCHUR MILTON O
[A] DE 736450 C 19430617 - JOHANNES BAUER DIPL ING, et al
[A] GB 1363563 A 19740814 - SCM CORP
[AD] GB 2039789 A 19800820 - FELLOWS A
[A] ABIPC, vol. 57, no. 11, May 1987, page 1607, abstract no. 14651; & JP-A-86 241 183 (EIWA CHEMICAL CO. LTD) 27-10-1986
[A] TAPPI, vol. 59, no. 12, December 1976, pages 76-83; R.L. JANES et al.: "The behavior of bentonites in pigmented paper coatings"

Designated contracting state (EPC)

AT BE CH DE ES FR GR IT LI LU NL SE

DOCDB simple family (publication)

EP 0337771 A1 19891018; BR 8906809 A 19901204; FI 895929 A0 19891212; GB 2217233 A 19891025; GB 8808552 D0 19880511; GB 8908201 D0 19890524; JP H02503933 A 19901115; WO 8909852 A1 19891019

DOCDB simple family (application)

EP 89303636 A 19890412; BR 8906809 A 19890412; FI 895929 A 19891212; GB 8808552 A 19880412; GB 8900388 W 19890412; GB 8908201 A 19890412; JP 50455389 A 19890412