Binders
US8979994B2 · kind B2 · utility
0Cited by
289References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 13, 2012 |
| Grant date | Mar 17, 2015 |
| Priority date | — |
| Expiry date | Feb 13, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B1/7662
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An un-reacted substantially formaldehyde free curable binder solution for binding loose matter consists essentially of a solution obtainable by dissolving a reducing sugar, an ammonium salt acid precursor, optionally a carboxylic acid or a precursor thereof and optionally ammonia in water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.