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1. (WO2012124743) METHOD FOR PRODUCING POLYGONUM TINCTORIUM EXTRACT
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2012/124743    International Application No.:    PCT/JP2012/056598
Publication Date: 20.09.2012 International Filing Date: 14.03.2012
IPC:
A61K 36/00 (2006.01), A61K 8/97 (2006.01), A61K 31/502 (2006.01), A61P 17/00 (2006.01), A61P 31/10 (2006.01), A61P 37/08 (2006.01), A61Q 17/04 (2006.01), A61Q 19/00 (2006.01), A61Q 19/10 (2006.01)
Applicants: SUNSTAR INC. [JP/JP]; 3-1, Asahimachi, Takatsuki-shi, Osaka 5691195 (JP) (For All Designated States Except US).
KUSAKARI, Takashi [JP/JP]; (JP) (For US Only).
YAMASHITA, Kentaro [JP/JP]; (JP) (For US Only)
Inventors: KUSAKARI, Takashi; (JP).
YAMASHITA, Kentaro; (JP)
Agent: Saegusa & Partners; Kitahama TNK Building, 1-7-1, Doshomachi, Chuo-ku, Osaka-shi, Osaka 5410045 (JP)
Priority Data:
2011-055942 14.03.2011 JP
Title (EN) METHOD FOR PRODUCING POLYGONUM TINCTORIUM EXTRACT
(FR) PROCÉDÉ DE PRODUCTION D'UN EXTRAIT DE POLYGONUM TINCTORIUM
(JA) 藍葉エキス製造方法
Abstract: front page image
(EN)The present invention addresses the problem of providing a tryptanthrin-containing Polygonum tinctorium extract particularly suitable for dermal applications. The present invention provides a method for producing a tryptanthrin-containing Polygonum tinctorium extract, the method comprising a step for filtering a mixture comprising an ethanol-extracted concentrate of Polygonum tinctorium and a polyhydric alcohol, and recovering the filtrate. Also provided is the Polygonum tinctorium extract produced by this production method.
(FR)La présente invention répond au problème de fourniture d'un extrait de Polygonum tinctorium contenant de la tryptanthrine et particulièrement adapté aux applications dermiques. La présente invention concerne un procédé de production d'un extrait de Polygonum tinctorium contenant de la tryptanthrine, le procédé comprenant une étape de filtration d'un mélange comprenant un concentré extrait dans l'éthanol de Polygonum tinctorium et un alcool polyhydrique, et la récupération du filtrat. La présente invention concerne en outre l'extrait de Polygonum tinctorium produit par ce procédé de production.
(JA)本発明は、特に皮膚適用のために好適なトリプタンスリン含有藍葉エキスを提供することを課題とする。本発明により、藍葉のエタノール抽出濃縮物及び多価アルコールを含む混合物を濾過して濾液を回収する工程を含むトリプタンスリン含有藍葉エキス製造方法、並びに、該製造方法で製造される藍葉エキスが提供される。
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, JP, 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)