Chemical indicating composition, autoclave process indicator and method for preparing autoclave process indicator
US9951370B2 · kind B2 · utility
6Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 8, 2015 |
| Grant date | Apr 24, 2018 |
| Priority date | — |
| Expiry date | Oct 8, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N21/81
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A chemical indicating composition. The composition can include an aqueous resin in a form of polymer emulsion or polymer dispersion, the aqueous resin comprising a first aqueous resin composition and a second aqueous resin composition; a film-forming agent; a color changing composition; and water as a solvent. The chemical indicating composition of this disclosure can be used in an autoclave process indicator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.