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US 2022/0259409 A1Published application
Black-coloured polyamide composition with high laser transmittance for laser welding application
AssigneeBASF SE
InventorHuanbing Wang
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Abstract
Described herein is a polyamide composition, including (i) at least one aliphatic polyamide or semi-aromatic polyamide or mixture thereof; (ii) circular glass fibres; (iii) flat glass fibres; (iv) at least one black dye of the monoazo complex type; and (v) optionally one or more further additives.
Claims9
A polyamide composition, comprising
- (i) 50 to 78.88 wt.-%, based on the total weight of the polyamide composition, of at least one aliphatic polyamide or semi-aromatic polyamide or mixture thereof;
- (ii) 20 to 50 wt.-%, based on the total weight of the polyamide composition, of circular glass fibres,
- (iii) 1 to 20 wt.-%, based on the total weight of the polyamide composition, of flat glass fibres;
- (iv) 0.02 to 1 wt.-%, based on the total weight of the polyamide composition, of at least one black dye of the monoazo complex type;
- and
- (v) 0.1 to 5 wt.-%, based on the total weight of the polyamide composition, of one or more further additives.
3 more elements
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(canceled)
Dependencies are inferred from the claim text.