Global Patent Index - EP 0894896 A3

EP 0894896 A3 20000510 - Papers and cardboard products suitable for laser marking

Title (en)

Papers and cardboard products suitable for laser marking

Title (de)

Lasermarkierbare Papiere und Kartonagen

Title (fr)

Papiers et cartons marquables par laser

Publication

EP 0894896 A3 (DE)

Application

EP 98113240 A

Priority

DE 19732860 A

Abstract (en)

[origin: EP0894896A2] Paper and cardboard suitable for laser marking contains micronised linear aromatic polyester and/or linear polyarylene with a particle size of 0.1-100 mu m as absorbent (I) and carbon source. Also claimed is a method of making the materials.

IPC 1-7

D21H 21/14; B41M 1/36; B41M 5/00; D21H 21/52

IPC 8 full level

D21H 21/48 (2006.01); B41M 5/26 (2006.01); D21H 17/46 (2006.01); D21H 17/53 (2006.01); D21H 19/24 (2006.01); D21H 21/22 (2006.01); D21H 21/40 (2006.01); D21H 21/50 (2006.01); D21H 21/52 (2006.01); D21H 17/56 (2006.01); D21H 19/42 (2006.01); D21H 19/62 (2006.01)

CPC (source: EP US)

B41M 5/267 (2013.01 - EP); D21H 21/22 (2013.01 - EP); D21H 21/52 (2013.01 - EP); D21H 17/53 (2013.01 - EP); D21H 17/56 (2013.01 - EP); D21H 19/42 (2013.01 - EP); D21H 19/62 (2013.01 - EP); D21H 21/40 (2013.01 - EP); Y10T 428/254 (2015.01 - EP US); Y10T 428/31786 (2015.04 - EP US); Y10T 428/31855 (2015.04 - EP US)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0894896 A2 19990203; EP 0894896 A3 20000510; DE 19732860 A1 19990204; JP H11100796 A 19990413; US 6306493 B1 20011023

DOCDB simple family (application)

EP 98113240 A 19980716; DE 19732860 A 19970730; JP 21391398 A 19980729; US 12484898 A 19980730