Colored thermoplastic resin compositions for laser welding, specific neutral anthraquinone dyes as colorants therefor, and molded product therefrom
US7485675B2 · kind B2 · utility
1Cited by
5References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 2005 |
| Grant date | Feb 3, 2009 |
| Priority date | — |
| Expiry date | Aug 25, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29K2995/0089
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Thermoplastic resin compositions suitable for laser welding are disclosed, which include a mixture of neutral anthraquinone dyes and at least one other red dye to absorb and transmit select regions of visible light and to enhance weldability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.