Multi-layered fibrous structures for moderate temperature
US11794445B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Nov 16, 2020 |
| Grant date | Oct 24, 2023 |
| Priority date | — |
| Expiry date | Nov 16, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2605/08
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An article comprising: (a) one or more nonwoven material layers comprising a lofted fibrous material; and (b) one or more molded material layers having a fibrous matrix, wherein the article is configured to at least partially thermally insulate an item or compartment and the article absorbs external heat or cold to substantially prevent amplitude of temperature fluctuation of the item or within the compartment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.