Bio-based elastomer composition and film and laminate prepared therefrom
US11884785B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2019 |
| Grant date | Jan 30, 2024 |
| Priority date | — |
| Expiry date | May 9, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2203/16
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present invention discloses a composition for preparing bio-based elastomer film with high moisture permeability, and a bio-based elastomer film and a laminate therefrom, wherein the composition comprises: 5%-95% bio-based elastomer material, 0-80% resin polymer, 0.01-90% inorganic powder material having a particle size within 100 μm and/or organic low molecular material having a molecular weight within 2000 Daltons, and 0-10% organic anti-blocking agent (dispersant). The bio-based elastomer film and laminate of the present invention have excellent moisture permeability and mechanical performance, which can be widely used in various fields including outdoor sporting goods, clothing, medical treatment, food packaging and shoe materials, and which are environmentally friendly and green products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.