Patent SG-11201408758W-A (SG)
Title: Oral care and oral hygiene products having photocatalytic activity comprising inorganic particles superficially functionalised with tio2 nanoparticles
Inventor: GUALANDI PAOLO
IPC: A61K8/29
Filed: 2013-06-21
Abstract: (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 30 January 2014 (30.01.2014) WIPOIPCT (10) International Publication Number WO 2014/016713 A2 (51) International Patent Classification: A61K8/24 (2006.01) A61Q 11/00 (2006.01) A61K8/29 (2006.01) A61K8/02 (2006.01) (21) International Application Number: (22) International Filing Date: (25) Filing Language: (26) Publication Language: PCT/IB2013/055116 21 June 2013 (21.06.2013) English English (30) Priority Data: MI2012A001310 26 July 2012 (26.07.2012) IT (71) Applicant: COSWELL S.P.A. [IT/IT]; Via Gobetti 4, I- 40050 Funo di Argelato (BO) (IT). (72) Inventors: GUALANDI, Paolo; c/o Coswell S.p.A., Via Gobetti 4, 1-40050 Funo di Argelato (BO) (IT). GUALANDI, Andrea; c/o Coswell S.p.A., Via Gobetti 4, 1-40050 Funo di Argelato (BO) (IT). GUALANDI, Jac- opo; c/o Coswell S.p.A., Via Gobetti 4, 1-40050 Funo di Argelato (BO) (IT). GUALANDI, Michele; c/o Coswell S.p.A., Via Gobetti 4,1-40050 Funo di Argelato (BO) (IT). LELLI, Marco; Via San Michele 46, 1-40063 Monghidoro (BO) (IT). MARCHETTI, Marco; Via San Giovanni 19, 1-63062 Montefiore dell'Aso (AP) (IT). PIERINI, Filippo; Via Murri 132, 1-40137 Bologna (IT). ROVERI, Norberto; Via Q. di Marzio 20, 1-40133 Bo­ logna (IT). MERLI, Selene; Via Togliatti 20, 1-60036 Montecarotto (AN) (IT). MONTEBUGNOLI, Giulia; Via Idice 257, 1-40050 Monterenzio (BO) (IT). RINALDI, Francesca; Via Saffi 37, 1-44121 Ferrara (FE) (IT). D'AMEN, Eros; Via Saragozza 43,1-40123 Bologna (IT). (74) Agent: BOTTERO, Claudio; Via Trebbia, 20, 1-20135 Milano (IT). (81) Designated States (unless otherwise indicated, for every kind of national protection available)'. 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, JP, KE, KG, 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, PA, 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. [Continued on next page] (54) Title: ORAL CARE AND ORAL HYGIENE PRODUCTS HAVING PHOTOCATALYTIC ACTIVITY COMPRISING INOR­ GANIC PARTICLES SUPERFICIALLY FUNCTIONALISED WITH TI02 NANOPARTICLES CJ m i-H l> i-H © T? i-H o CJ o & Position [ 2Theta] & FIG. 1 (57) Abstract: The present invention refers to oral care and oral hygiene products having pho- tocatalytic activity comprising particles of a cal­ cium phosphate compound, superficially func- tionalised with Ti02 nanoparticles in crystalline form, said Ti02 nanoparticles having: a) sub­ a stantially lamellar morphology; b) an aspect ratio (AR) comprised between 5 and 30; c) a surface structure having face (001) as outermost face of the crystalline lattice; and d) wherein the Ti02 is in the form of anatase, optionally mixed with ru- tile and/or brookite. wo 2014/016713 A21 inn nil ii mil mi mil in mi i ii ill mil mi mi inn mi mi mill mi mi mi (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (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), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Declarations under Rule 4.17: — of inventorship (Rule 4.17 (iv)) Published: — without international search report and to be republished upon receipt of that report (Rule 48.2(g))