Laser-weldable polymers
AssigneeMerck Patent GmbH
InventorSilvia Rosenberger
Life of this patent
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Abstract
The present invention relates to laser-weldable polymers which consist of a laser-transparent part and a laser-absorbent part and can be welded to one another by means of laser light and are distinguished by the fact that the laser-absorbent part comprises, as absorber, copper hydroxide phosphate and/or copper phosphate.
Claims18
A laser-weldable polymer consisting of a laser-transparent part and a laser-absorbent part, which can be welded to one another by laser light, wherein the laser-absorbent part comprises, as absorber, copper hydroxide phosphate and/or copper phosphate, wherein both the laser-absorbent part and the laser-transparent part comprise an absorber such that the laser-absorbent part comprises a 2 to 20 times larger amount of absorber than the laser-transparent part.
Dependencies are inferred from the claim text.