Nonwoven fabric made with multicomponent polymeric strands including a blend of polyolefin and ethylene alkyl acrylate copolymer
US5336552A · kind A · utility
604Cited by
128References
75Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 1992 |
| Grant date | Aug 9, 1994 |
| Priority date | — |
| Expiry date | Aug 26, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/671
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A nonwoven fabric made with multicomponent polymeric strands includes a blend of a polyolefin and ethylene alkyl acrylate in one side or the sheath of the multicomponent polymeric strands. The fabric has improved abrasion resistance, strength, toughness and softness properties. Composite materials including such multicomponent material bonded to both sides of an inner meltblown layer are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.