UV curable polysiloxane clearcoat
US7151122B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 10, 2004 |
| Grant date | Dec 19, 2006 |
| Priority date | — |
| Expiry date | Jun 13, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31663
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A coating composition that can be cured by actinic or ionizing radiation is disclosed. The coating composition is made up of at least one polysiloxane compound one polysiloxane compound having the following structure (I) or (II):wherein: m has a value of at least 2; m′ ranges from 0 to 75; n ranges from 0 to 75; n′ ranges from 0 to 75; each R, which may be identical or different, is selected from H, OH, a monovalent hydrocarbon group, a monovalent siloxane group, and mixtures of any of the foregoing; and —Ra comprises the following structure (III):—R3—X (III)wherein —R3 is selected from an alkylene group, an oxyalkylene group, an alkylene aryl group, an alkenylene group, an oxyalkenylene group, and an alkenylene aryl group; and X represents a group comprising at least 2 carbamyl alkyl(meth)acrylate groups or 2 carbamyl alkyl epoxy groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.