Composition comprising hueing agent
US11718814B2 · kind B2 · utility
3Cited by
9References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2021 |
| Grant date | Aug 8, 2023 |
| Priority date | — |
| Expiry date | Mar 9, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D2111/12
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This invention relates to a laundry care composition comprising a laundry care ingredient and a polymeric thiophene hueing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.