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1. (WO1997005190) BLOCK COPOLYMERS
Latest bibliographic data on file with the International Bureau   

Pub. No.: WO/1997/005190 International Application No.: PCT/US1996/012421
Publication Date: 13.02.1997 International Filing Date: 29.07.1996
Chapter 2 Demand Filed: 27.02.1997
IPC:
A61L 27/18 (2006.01) ,A61L 29/06 (2006.01) ,B01D 71/80 (2006.01) ,C08G 65/334 (2006.01) ,C08J 9/28 (2006.01) ,C08L 71/02 (2006.01)
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
L
METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES
27
Materials for prostheses or for coating prostheses
14
Macromolecular materials
18
obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
L
METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES
29
Materials for catheters or for coating catheters
04
Macromolecular materials
06
obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
D
SEPARATION
71
Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
06
Organic material
76
Macromolecular material not specifically provided for in a single one of groups B01D71/08-B01D71/74132
80
Block polymers
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
G
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
65
Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
02
from cyclic ethers by opening of the heterocyclic ring
32
Polymers modified by chemical after-treatment
329
with organic compounds
334
containing sulfur
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
J
WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H142
9
Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
28
by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
L
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
71
Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
02
Polyalkylene oxides
Applicants:
W.R. GRACE & CO. [US/US]; 1114 Avenue of the Americas New York, NY 10036, US
Inventors:
HANCOCK, Lawrence, Francis; US
KISHBAUGH, Alan, Jay; US
PARHAM, Marc, Ellous; US
Agent:
TSAO, Y., Rocky; Fish & Richardson P.C. 225 Franklin Street Boston, MA 02110-2804, US
Priority Data:
08/508,17227.07.1995US
Title (EN) BLOCK COPOLYMERS
(FR) COPOLYMERES BLOCS
Abstract:
(EN) An amphiphilic block copolymer including polyethylene oxide or polypropylene oxide and a hydrophobic block segment useful in making polymeric articles, and methods of making such articles.
(FR) L'invention porte sur un copolymère bloc amphiphile comportant un poly(oxyde d'éthylène) ou de poly(oxyde de propylène) et un segment bloc hydrophobe, et pouvant servir à la confection d'articles polymériques. L'invention porte également sur son procédé de fabrication.
Designated States: AL, AM, AT, AU, AZ, BB, BG, BR, BY, CA, CH, CN, CU, CZ, DE, DK, EE, ES, FI, GB, GE, HU, IL, IS, JP, KE, KG, KP, KR, KZ, LK, LR, LS, LT, LU, LV, MD, MG, MK, MN, MW, MX, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, TJ, TM, TR, TT, UA, UG, UZ, VN
African Regional Intellectual Property Organization (ARIPO) (KE, LS, MW, SD, SZ, UG)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (EPO) (AT, BE, CH, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, ML, MR, NE, SN, TD, TG)
Publication Language: English (EN)
Filing Language: English (EN)