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1. (WO2012099091) PULP PREPARATION METHOD
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2012/099091    International Application No.:    PCT/JP2012/050779
Publication Date: 26.07.2012 International Filing Date: 17.01.2012
IPC:
D21D 1/30 (2006.01), B02C 7/12 (2006.01)
Applicants: NIPPON PAPER INDUSTRIES CO., LTD. [JP/JP]; (JP) (For All Designated States Except US).
AIKAWA IRON WORKS CO., LTD. [JP/JP]; 24-2, Tenma-cho, Aoi-ku, Shizuoka-shi, Shizuoka 4200858 (JP) (For All Designated States Except US).
ITOTAGAWA, Tetsu [JP/JP]; (JP) (For US Only).
KIKUCHI, Noriyuki [JP/JP]; (JP) (For US Only).
HOSAKA, Tatsumi [JP/JP]; (JP) (For US Only).
AIKAWA, Masaki [JP/JP]; (JP) (For US Only)
Inventors: ITOTAGAWA, Tetsu; (JP).
KIKUCHI, Noriyuki; (JP).
HOSAKA, Tatsumi; (JP).
AIKAWA, Masaki; (JP)
Agent: ONO, Shinjiro; YUASA AND HARA, Section 206, New Ohtemachi Bldg., 2-1, Ohtemachi 2-chome, Chiyoda-ku, Tokyo 1000004 (JP)
Priority Data:
2011-009369 20.01.2011 JP
Title (EN) PULP PREPARATION METHOD
(FR) PROCÉDÉ DE PRÉPARATION D'UNE PÂTE
(JA) パルプの調成方法
Abstract: front page image
(EN)The present invention addresses the problem of providing a pulp preparation method capable of efficiently reducing the freeness of pulp by a small amount of energy. The present invention provides a pulp preparation method wherein pulp is refined using a refining plate with a blade width of 2.0 mm or less and a blade angle of 20° or more.
(FR)L'objet de la présente invention est de fournir un procédé de préparation d'une pâte capable de réduire efficacement le coefficient de rétention de l'eau de la pâte au moyen d'une petite quantité d'énergie. La présente invention fournit un procédé de préparation de pâte dans lequel la pâte est raffinée au moyen d'une plaque de raffinage présentant une largeur de lame inférieure ou égale à 2,0 mm et un angle de lame supérieur ou égal à 20°.
(JA) 本発明の課題は、少ないエネルギーで効率よくパルプの濾水度を低下させることのできるパルプの調成方法を提供することである。 本発明によって、刃幅が2.0mm以下、刃角度が20°以上である叩解プレートを用いてパルプを叩解するパルプの調成方法が提供される。
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, 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, IS, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, 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, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, 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, ML, MR, NE, SN, TD, TG).
Publication Language: Japanese (JA)
Filing Language: Japanese (JA)