Thermoplastic vulcanizates
US11359083B2 · kind B2 · utility
1Cited by
0References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 7, 2018 |
| Grant date | Jun 14, 2022 |
| Priority date | — |
| Expiry date | Dec 7, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2205/22
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A thermoplastic vulcanizate composition comprises: (i) a dispersed phase of rubber that is at least partially cured; (ii) a continuous thermoplastic phase including at least one thermoplastic polymer; (iii) a first polysiloxane comprising a migratory liquid siloxane polymer; and (iv) a second polysiloxane comprising a non-migratory siloxane polymer bonded to a thermoplastic material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.