Method for preparing super absorbent polymer and super absorbent polymer prepared therefrom
US9700873B2 · kind B2 · utility
4Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 19, 2015 |
| Grant date | Jul 11, 2017 |
| Priority date | — |
| Expiry date | Oct 19, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2433/14
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a method for preparing a super absorbent polymer. The method for preparing a super absorbent polymer according to the present invention can provide a super absorbent resin having fast absorption rate and high absorption properties under pressure by using the polycarboxylic acid-based copolymer under pulverization of the hydrous gel phase polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.