EP 0059679 B1 19860115 - PRESSURE SENSITIVE RECORDING MATERIAL
Title (en)
PRESSURE SENSITIVE RECORDING MATERIAL
Publication
Application
Priority
DE 3107707 A 19810228
Abstract (en)
[origin: US4417752A] The present invention relates to a sheet-form or web-form copying material having an improved shelf life. More particularly, the invention relates to that part of copying materials of the type in question which contains the dye precursor by providing a new type of binder which may be used in conjunction with a variety of known dye precursors. Applied to the support material, it forms a unit of the pressure-sensitive copying material which, in combination with a plurality of known units containing dye acceptor material, forms pressure-sensitive copying material according to the invention.
IPC 1-7
IPC 8 full level
B41M 5/124 (2006.01); B41M 5/132 (2006.01)
CPC (source: EP US)
B41M 5/132 (2013.01 - EP US); Y10S 428/914 (2013.01 - EP US); Y10T 428/273 (2015.01 - EP US); Y10T 428/277 (2015.01 - EP US)
Designated contracting state (EPC)
AT BE CH FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0059679 A2 19820908; EP 0059679 A3 19821201; EP 0059679 B1 19860115; AT E17456 T1 19860215; AU 547476 B2 19851024; AU 8049082 A 19820909; CA 1171277 A 19840724; DE 3107707 A1 19820923; DE 3107707 C2 19830421; DK 148839 B 19851021; DK 148839 C 19860428; DK 84182 A 19820829; GR 75528 B 19840726; IE 52668 B1 19880120; IE 820284 L 19820828; JP S57159686 A 19821001; US 4417752 A 19831129
DOCDB simple family (application)
EP 82710005 A 19820203; AT 82710005 T 19820203; AU 8049082 A 19820215; CA 395850 A 19820209; DE 3107707 A 19810228; DK 84182 A 19820226; GR 820167296 A 19820211; IE 28482 A 19820209; JP 2913882 A 19820226; US 34674682 A 19820208