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1. (WO2018145295) METHOD OF CLEANING RESINS
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Pub. No.: WO/2018/145295 International Application No.: PCT/CN2017/073210
Publication Date: 16.08.2018 International Filing Date: 10.02.2017
IPC:
B01J 20/285 (2006.01) ,B01J 20/26 (2006.01) ,B01J 38/66 (2006.01) ,B01J 20/34 (2006.01) ,B01J 49/00 (2017.01)
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
20
Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
281
Sorbents specially adapted for preparative, analytical or investigative chromatography
282
Porous sorbents
285
based on polymers
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
20
Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
22
comprising organic material
26
Synthetic macromolecular compounds
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
38
Regeneration or reactivation of catalysts, in general
48
Liquid treating or treating in liquid phase, e.g. dissolved or suspended
64
using alkaline material; using salts
66
using ammonia or derivatives thereof
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
20
Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
30
Processes for preparing, regenerating or reactivating
34
Regenerating or reactivating
B PERFORMING OPERATIONS; TRANSPORTING
01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
J
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
49
Regeneration or reactivation of ion-exchangers; Apparatus therefor
Applicants:
COSTEUX, Chunxia [CA/US]; US (SC)
YANG, Liu [CN/CN]; CN (SC)
ZU, Chengli [CN/US]; US (SC)
DOW GLOBAL TECHNOLOGIES LLC [US/US]; 2040 Dow Center Midland, MI 48674, US
Inventors:
COSTEUX, Chunxia; US
YANG, Liu; CN
ZU, Chengli; US
Agent:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC; 435 Guiping Road Shanghai 200233, CN
Priority Data:
Title (EN) METHOD OF CLEANING RESINS
(FR) PROCÉDÉ DE NETTOYAGE DES RÉSINES
Abstract:
(EN) Provided is a method of cleaning a collection of resin beads, wherein the method comprises bringing the collection of resin beads into contact with an aqueous solution, wherein the aqueous solution comprises one or more dissolved amine compounds, wherein the collection of resin beads comprises polymer that comprises attached carboxylic acid groups or sulfonic acid groups or a mixture thereof.
(FR) L'invention concerne un procédé de nettoyage d'une collection de billes de résine, le procédé comprenant la mise en contact de la collection de billes de résine avec une solution aqueuse, la solution aqueuse comprenant un ou plusieurs composés amine dissous, la collection de billes de résine comprenant un polymère qui comprend des groupes d'acide carboxylique ou des groupes d'acide sulfonique fixés ou un mélange de ceux-ci.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: English (EN)
Filing Language: English (EN)