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Pub. No.:    WO/2013/046947    International Application No.:    PCT/JP2012/070243
Publication Date: 04.04.2013 International Filing Date: 08.08.2012
A61F 13/49 (2006.01), A61F 13/53 (2006.01), A61L 15/60 (2006.01)
Applicants: UNICHARM CORPORATION [JP/JP]; 182, Shimobun, Kinsei-cho, Shikokuchuo-shi, Ehime 7990111 (JP) (For All Designated States Except US).
KONISHI, Takayoshi [JP/JP]; (JP) (For US Only).
TOKITA, Norihiro [JP/JP]; (JP) (For US Only)
Inventors: KONISHI, Takayoshi; (JP).
TOKITA, Norihiro; (JP)
Agent: AOKI, Atsushi; SEIWA PATENT & LAW, Toranomon 37 Mori Bldg., 5-1, Toranomon 3-chome, Minato-ku, Tokyo 1058423 (JP)
Priority Data:
2011-217779 30.09.2011 JP
(JA) 吸収性物品
Abstract: front page image
(EN)In order to address the problem of providing an absorbent article that is capable of exhibiting an excellent liquid absorption rate and a rewetting prevent effect, and to solve problems involved therewith, a sanitary napkin (1a) (absorbent article) is provided with a liquid-permeable sheet (2), a liquid-impermeable sheet (3), and an absorption body (4a) disposed between the liquid-permeable sheet (2) and the liquid-impermeable sheet (3), wherein: the absorption body (4a) is provided with a first layer (41) containing an absorbent material, and a second layer (42) containing composite particles that include cross-linked bodies and hydrophilic fibers of an alkyl cellulose derivative; and the second layer (42) is disposed on the surface on the liquid-permeable sheet (2) side of the first layer (41).
(FR)Afin de pouvoir proposer un article absorbant présentant une remarquable capacité d'absorption des liquides et évitant les remontées d'humidité, et pour résoudre les problèmes associés, la présente invention concerne une serviette hygiénique (1a) (article absorbant) comportant un voile perméable aux liquides (2), un voile imperméable aux liquides (3) et un corps absorbant (4a) disposé entre le voile perméable aux liquides (2) et le voile imperméable aux liquides (3), ledit corps absorbant (4a)) comportant une première couche (41) contenant un matériau absorbant et une seconde couche (42) contenant des particules composites comprenant des fibres hydrophiles constituées d'un dérivé d'alkylcellulose et des corps réticulés ; et la seconde couche (42) est disposée à la surface de la première couche (41) du côté du voile perméable aux liquides (2).
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, 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, 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)