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US 2024/0035637 A1Published application
Injection-moulded plastic component for lighting device with functional surface
AssigneeValeo Vision
InventorsLaurent BARRE, Mathilde BERNARD-DE-LAVERNETTE
Life of this patent
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Abstract
A component of a lighting device for a motor vehicle includes a substrate composed of a first thermoplastic material, and a coating arranged on the substrate and composed of a second plastic material. The second plastic material includes polyurethane PUR, polyurea PU A or a combination of PUR and PU A.
Claims20
A component of a motor vehicle light device, comprising:
- a substrate made of a first thermoplastic material;
- a coating disposed on the substrate and made of a second plastic material;
- wherein
- the second plastic material is composed of polyurethane PUR, polyurea PUA or a combination of PUR and PUA.
1 more element
Method for manufacturing a component of a motor vehicle light device, comprising the following successive steps:
- injection of a first thermoplastic material into a mold with a first geometry, so as to forma substrate;
- injection of a second plastic material into the mold with a second geometry, while the first material has not completely cooled to ambient temperature, so as to form a coating on the substrate;
- wherein
- the second plastic material is composed of polyurethane PUR, polyurea PUA or a combination of PU and PUA.
1 more element
Dependencies are inferred from the claim text.