US 12,187,060 B2
Laser-writable marking label
Manuela Paus, Muenster (DE); Michael Peter, Lage (DE); and Patrick Oster, Lemgo (DE)
Assigned to PHOENIX CONTACT GMBH & CO. KG, Blomberg (DE)
Appl. No. 17/924,728
Filed by Phoenix Contact GmbH & Co. KG, Blomberg (DE)
PCT Filed May 11, 2021, PCT No. PCT/EP2021/062491
§ 371(c)(1), (2) Date Nov. 11, 2022,
PCT Pub. No. WO2021/228859, PCT Pub. Date Nov. 18, 2021.
Claims priority of application No. 101796 (LU), filed on May 14, 2020.
Prior Publication US 2023/0191817 A1, Jun. 22, 2023
Int. Cl. G09F 3/02 (2006.01); B41M 5/26 (2006.01); G09F 3/00 (2006.01); G09F 3/20 (2006.01)
CPC B41M 5/267 (2013.01) [G09F 3/0295 (2013.01); G09F 3/205 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A composition for producing a laser-inscribable identification tag for attachment to an assembly to be identified, comprising:
a polymeric plastic; and
a filler,
wherein the filler comprises graphene particles, barium particles, and/or barium sulfate particles, and
wherein a proportion of the filler is between 5 wt. % and 35 wt. %.