Use of fluorescent polymers in marking compositions for the diagnostic determination of cleaning performance
US9867895B2 · kind B2 · utility
0Cited by
26References
35Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2017 |
| Grant date | Jan 16, 2018 |
| Priority date | — |
| Expiry date | Mar 13, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2211/1466
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present invention generally relates to fluorescent marking compositions and their use to determine whether a surface has been cleaned. More particularly, the marking compositions comprise fluorescent polymers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.