Nitrogen containing polysaccharide and process for preparing same
US4228275A · kind A · utility
5Cited by
6References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1978 |
| Grant date | Oct 14, 1980 |
| Priority date | — |
| Expiry date | Sep 18, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S435/911
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A novel product comprising nitrogen-containing polysaccharides is produced by bringing a culture product of fungi Basidiomycetes into reaction with an aqueous ammoniacal solution at a temperature of 100.degree. to 250.degree. C. The product is remarkably effective in controlling various plant viruses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.