Stable aqueous suspensions of zeolites, methods of producing same, and use of the suspensions
US5423999A · kind A · utility
3Cited by
5References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 1993 |
| Grant date | Jun 13, 1995 |
| Priority date | — |
| Expiry date | Jun 29, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/3765
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A stable aqueous zeolite suspension containing, as stabilizing agent, a copolymer comprising units of (i) at least one acrylic monomer having a carboxylic acid group, (ii) at least one acrylic and/or vinyl monomer not having a carboxylic acid group, and (iii) at least one oxyalkylated monomer having ethylenic unsaturation, and terminated by a fatty hydrophobic chain having 12-40 C atoms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.