Heterofilament and fused cord thereof
US5654097A · kind A · utility
3Cited by
13References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 1995 |
| Grant date | Aug 5, 1997 |
| Priority date | — |
| Expiry date | Oct 26, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2931
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Bilayer filaments and fused cords thereof are described. The product is particularly useful for tire cord and filaments include a core of a partially crystalline, oriented polymer and a shell or sheath formed of a blend of robber and a relatively low melting polymer. A particularly preferred embodiment includes a poly(ethylene terephalate) core as well as a sheath of copolyester blended with poly(styrene-elastomer-styrene) elastomer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.