Melt-flowable materials and method of sealing surfaces
US6485589B1 · kind B1 · utility
15Cited by
94References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 12, 1996 |
| Grant date | Nov 26, 2002 |
| Priority date | — |
| Expiry date | Apr 12, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31536
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The invention provides a method for imparting topographical or protective features to a substrate by contacting a sheet material comprising a thermoplastic layer with a substrate and heating the sheet material to an elevated temperature. The invention also provides a sheet material which comprises at least one layer consisting essentially of one or more thermoplastic, melt-flowable polymers that are semi-crystalline at room temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.