Novel polymeric derivatives of tetrazole-5-thiols and their metal and ammonium salts
US3936401A · kind A · utility
3Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 1974 |
| Grant date | Feb 3, 1976 |
| Priority date | — |
| Expiry date | Nov 5, 1994 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C1/053
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Novel polymeric derivatives of tetrazole-5-thiols and their metal and ammonium salts, and the preparation of such compounds which are useful as gelatin thickeners or in their production, are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.