Global Patent Index - EP 0399465 A2

EP 0399465 A2 19901128 - Support sheet for photographic printing sheet.

Title (en)

Support sheet for photographic printing sheet.

Title (de)

Trägerblatt für ein photographisches Druckblatt.

Title (fr)

Support pour un feuille d'impression photographique.

Publication

EP 0399465 A2 19901128 (EN)

Application

EP 90109699 A 19900522

Priority

JP 12777889 A 19890523

Abstract (en)

A support sheet for a photographic printing sheet, having a high resistance to scratching, curling and a enhanced ability to be sharply cut, and provided with front and back surface coating layers formed respectively on the front and back surfaces of a substrate sheet and comprising, as a main component, a polyolefin resin; the polyolefin resin in the front surface coating layer comprising 30 to 70% by weight of a linear low density ethylene-propylene or butene-1 copolymer (L-LDPE) having a density of 0.915 - 0.935 g/cm<3> and a melt index of 15 - 30 g/10 min and 30 to 70% by weight of a high pressure-processed low density polyethylene (HP-LDPE) having a density of 0.915 - 0.928 g/cm<3> and a melt index of 1 to 5 g/10 min.

IPC 1-7

G03C 1/79

IPC 8 full level

C08L 23/18 (2006.01); G03C 1/79 (2006.01)

CPC (source: EP)

G03C 1/79 (2013.01)

Designated contracting state (EPC)

DE GB

DOCDB simple family (publication)

EP 0399465 A2 19901128; EP 0399465 A3 19911016; EP 0399465 B1 19951108; DE 69023391 D1 19951214; DE 69023391 T2 19960718; JP 2728297 B2 19980318; JP H02308158 A 19901221

DOCDB simple family (application)

EP 90109699 A 19900522; DE 69023391 T 19900522; JP 12777889 A 19890523