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1. (WO2015038905) PAPER-MAKING AID COMPOSITION AND PROCESS FOR INCREASING ASH RETENTION OF FINISHED PAPER
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2015/038905    International Application No.:    PCT/US2014/055415
Publication Date: 19.03.2015 International Filing Date: 12.09.2014
IPC:
D21H 21/18 (2006.01)
Applicants: ECOLAB USA INC. [US/US]; 370 N. Wabasha Street St. Paul, Minnesota 55102 (US)
Inventors: ZHU, Bo; (CN).
XU, Na; (CN).
ZHANG, Meng; (CN).
ZHAO, Yulin; (CN)
Agent: SORENSEN, Andrew D.; (US)
Priority Data:
201310413579.X 12.09.2013 CN
Title (EN) PAPER-MAKING AID COMPOSITION AND PROCESS FOR INCREASING ASH RETENTION OF FINISHED PAPER
(FR) COMPOSITION D'ADJUVANTS POUR LA FABRICATION DE PAPIER ET PROCÉDÉ PERMETTANT D'AUGMENTER LA RÉTENTION DE CENDRES DU PAPIER FINI
Abstract: front page image
(EN)The invention provides a paper-making aid composition comprising dialdehyde-modified polyacrylamide-type strengthening agent(s), polyacrylamide-type strengthening agent(s) and water as medium and having a pH value of 6.0 or more. The invention also provides a method for paper-making by using the above mentioned paper-making aid composition.
(FR)L'invention concerne une composition d'adjuvants pour la fabrication de papier, comprenant un ou plusieurs agents de renforcement de type polyacrylamide modifié par dialdéhyde, un ou plusieurs agents de renforcement de type polyacrylamide, et de l'eau en tant que milieu et ayant une valeur de pH inférieure ou égale à 6,0. L'invention concerne également un procédé de fabrication de papier utilisant ladite composition d'adjuvants de fabrication de papier.
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, 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, KN, KP, KR, 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 (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (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)