Super water-repellent organic/inorganic composite membrane
US6793821B2 · kind B2 · utility
29Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 7, 2002 |
| Grant date | Sep 21, 2004 |
| Priority date | — |
| Expiry date | Nov 14, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2323/38
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a super water-repellent organic/inorganic composite material, more particularly to a new-concept super water-repellent organic/inorganic composite material with superior separation property having skin layer chemically immobilized with functional polymer on the porous inorganic support surface with fractal surface structure and pores of nanometers to micrometers, using grafting-from surface polymerization method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.