Functional material containing volatile agent
US6894001B2 · kind B2 · utility
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1References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 27, 2002 |
| Grant date | May 17, 2005 |
| Priority date | — |
| Expiry date | Nov 17, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/60
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A functional material is proposed in which by developing colors, the degree of volatilization of a volatile agent can be visually checked, and the color is stabilized. A volatile agent having desensitizing property, a coloring agent, a developer and an embedding material are mixed while heating and melting, and retained on a carrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.