WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |
PATENTSCOPE

Search International and National Patent Collections
World Intellectual Property Organization
Search
 
Browse
 
Translate
 
Options
 
News
 
Login
 
Help
 
Machine translation
1. (WO1990009230) COMPOSITE MEMBRANES AND METHOD OF MAKING THE SAME
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1990/009230    International Application No.:    PCT/GB1990/000198
Publication Date: 23.08.1990 International Filing Date: 08.02.1990
Chapter 2 Demand Filed:    10.09.1990    
IPC:
B01D 69/12 (2006.01), B01D 71/40 (2006.01), C07K 1/34 (2006.01), C12N 11/08 (2006.01)
Applicants: ISIS INNOVATION LIMITED [GB/GB]; 2 South Parks Road, Oxford OX1 3UB (GB) (For All Designated States Except US).
ROBINSON, Garth, Barton [GB/GB]; (GB) (For US Only).
LEUNG, Billy, Kar-On [GB/GB]; (GB) (For US Only)
Inventors: ROBINSON, Garth, Barton; (GB).
LEUNG, Billy, Kar-On; (GB)
Agent: PENNANT, Pyers; Stevens, Hewlett & Perkins, 1 Serjeants' Inn, Fleet Street, London EC4Y 1LL (GB)
Priority Data:
8902799.9 08.02.1989 GB
Title (EN) COMPOSITE MEMBRANES AND METHOD OF MAKING THE SAME
(FR) MEMBRANES COMPOSITES ET METHODE DE FABRICATION DE CELLES-CI
Abstract: front page image
(EN)The invention provides composite membrane comprising a porous substrate carrying a synthetic hydrogel film of 0.5 to 50 microns in thickness with a hydration of at least 70 % by weight. The membranes are particularly useful as ultrafilters for the filtration of solutions containing proteins.
(FR)L'invention concerne une membrane composite comprenant un substrat poreux portant un film hydrogel synthétique d'une épaisseur de 0,5 à 50 microns possédant une hydration d'au moins 70 % en poids. Les membranes sont particulièrement utiles comme ultrafiltres pour la filtration de solutions contenant des protéines.
Designated States: JP, US.
European Patent Office (AT, BE, CH, DE, DK, ES, FR, GB, IT, LU, NL, SE).
Publication Language: English (EN)
Filing Language: English (EN)