EP 1634121 A1 20060315 - Pigment selection for photographic base stock
Title (en)
Pigment selection for photographic base stock
Title (de)
Auswahl von Pigmenten für photographische Papiere
Title (fr)
Sélection de pigments pour un support de couches photographiques
Publication
Application
Priority
- US 2004019405 W 20040617
- US 47899103 P 20030617
Abstract (en)
[origin: WO2004114014A1] A coated paper, particularly useful as a photobase paper, includes a pigment coating on at least one side thereof wherein the pigment coating comprises aragonite precipitated calcium carbonate, hollow sphere pigment and, optionally high-aspect-ratio clay, with aspect ratio in the range of about 50 to about 100 and mixtures thereof. Methods for manufacturing the coating paper having a roughness of no more than 3 microns are also described.
IPC 1-7
IPC 8 full level
B41M 5/42 (2006.01); B41M 5/52 (2006.01); D21H 19/38 (2006.01); D21H 19/42 (2006.01); D21H 19/72 (2006.01); G03C 1/775 (2006.01); B41M 5/40 (2006.01); B41M 5/44 (2006.01); D21H 27/16 (2006.01); G03C 1/79 (2006.01); G03C 1/93 (2006.01)
CPC (source: EP)
B41M 5/42 (2013.01); B41M 5/504 (2013.01); B41M 5/506 (2013.01); B41M 5/5218 (2013.01); B41M 5/5254 (2013.01); D21H 19/385 (2013.01); D21H 19/42 (2013.01); D21H 19/72 (2013.01); G03C 1/775 (2013.01); B41M 5/426 (2013.01); B41M 5/44 (2013.01); D21H 27/16 (2013.01); G03C 1/035 (2013.01); G03C 1/79 (2013.01); G03C 1/91 (2013.01); G03C 1/93 (2013.01); G03C 2001/0818 (2013.01)
Citation (search report)
See references of WO 2004114014A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2004114014 A1 20041229; WO 2004114014 A8 20050825; EP 1634121 A1 20060315; JP 2007524006 A 20070823
DOCDB simple family (application)
US 2004019405 W 20040617; EP 04755529 A 20040617; JP 2006517358 A 20040617