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1. (WO1997018167) HIGH PERFORMANCE POLYMER FLOCCULATING AGENTS
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1997/018167 International Application No.: PCT/US1996/017440
Publication Date: 22.05.1997 International Filing Date: 31.10.1996
Chapter 2 Demand Filed: 22.05.1997
IPC:
C02F 1/56 (2006.01) ,C08F 8/44 (2006.01)
C CHEMISTRY; METALLURGY
02
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
F
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
1
Treatment of water, waste water, or sewage
52
by flocculation or precipitation of suspended impurities
54
using organic material
56
Macromolecular compounds
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
8
Chemical modification by after-treatment
44
Preparation of metal salts or ammonium salts
Applicants:
CYTEC TECHNOLOGY CORP. [US/US]; Suite 952 1105 North Market Street Wilmington, DE 19801, US (AllExceptUS)
CHEN, Haunn-Lin [US/US]; US (UsOnly)
FARINATO, Raymond [US/US]; US (UsOnly)
HAWKINS, Peter [US/US]; US (UsOnly)
Inventors:
CHEN, Haunn-Lin; US
FARINATO, Raymond; US
HAWKINS, Peter; US
Agent:
LAU, Bernard; Cytec Industries Inc. 1937 West Main Street P.O. Box 60 Stamford, CT 06904-0060, US
SCHULTZ, Claire, M.; Cytec Industries Inc. 1937 West Main Street P.O. Box 60 Stamford, CT 06904-0060, US
Priority Data:
60/006,71114.11.1995US
60/006,71214.11.1995US
60/006,71614.11.1995US
Title (EN) HIGH PERFORMANCE POLYMER FLOCCULATING AGENTS
(FR) AGENTS DE FLOCULATION A BASE DE POLYMERES A HAUTE PERFORMANCE
Abstract:
(EN) Water-soluble, branched, high molecular weight, cationic polymer flocculants are disclosed, as well as methods of making the same and methods of dewatering suspended solids using the same.
(FR) Cette invention se rapporte à des agents de floculation à base de polymères cationiques, de poids moléculaire élevé, à structure ramifiée et solubles dans l'eau ainsi qu'à des procédés de fabrication de ces agents et à des procédés de déshydratation, au moyen desdits agents, de particules solides en suspension.
Designated States: AL, AM, AT, AU, AZ, BB, BG, BR, BY, CA, CH, CN, CZ, DE, DK, EE, ES, FI, GB, GE, HU, 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, US, UZ, VN
African Regional Intellectual Property Organization (ARIPO) (KE, LS, MW, SD, SZ, UG)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (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)
Also published as:
NO19982173MXPA/a/1998/003728EP0861212JP2000500387 CN1202144CA2235006
KR1019990067585AU1996076002