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1. (WO2013120983) PROCESS TO ENHANCE COLORATION OF UHMWPE ARTICLE, THE COLORED ARTICLE AND PRODUCTS CONTAINING THE ARTICLE
Latest bibliographic data on file with the International Bureau   

Pub. No.: WO/2013/120983 International Application No.: PCT/EP2013/053040
Publication Date: 22.08.2013 International Filing Date: 15.02.2013
IPC:
D01F 1/10 (2006.01) ,D01F 1/06 (2006.01) ,D01F 6/04 (2006.01) ,D06P 3/79 (2006.01) ,C08J 3/20 (2006.01) ,C08K 7/02 (2006.01) ,C08L 23/06 (2006.01) ,B29C 70/06 (2006.01) ,C08J 5/04 (2006.01)
Applicants: DSM IP ASSETS B.V.[NL/NL]; Het Overloon 1 NL-6411 TE Heerlen, NL
Inventors: HENSSEN, Giovanni Joseph Ida; NL
VERDAASDONK, Peto; NL
Agent: MORARIU-RADU, Mihai Dorin; P.O. Box 4 NL-6100 AA Echt, NL
Priority Data:
12155820.916.02.2012EP
Title (EN) PROCESS TO ENHANCE COLORATION OF UHMWPE ARTICLE, THE COLORED ARTICLE AND PRODUCTS CONTAINING THE ARTICLE
(FR) PROCÉDÉ D'AMÉLIORATION DE LA COLORATION D'UN ARTICLE EN UHMWPE, ARTICLE COLORÉ ET PRODUITS CONTENANT L'ARTICLE
Abstract:
(EN) Process for enhancing the color intensity of a colored molded UHMWPE article comprising the steps of a) providing an UHMWPE, a coloring agent and a color enhancer, b) molding the UHMWPE into a molded article, c) adding the color enhancer to the UHMWPE before or during the molding step and d) adding the coloring agent to the UHMWPE before, during or after the molding step, wherein the color enhancer is a material with a hardness higher than the hardness of the molded article measured in the absence of the color enhancer.
(FR) L'invention concerne un procédé d'amélioration de l'intensité de la couleur d'un article coloré moulé en UHMWPE, comprenant les étapes consistant à a) fournir un UHMWPE, un colorant et un activateur de couleur, b) mouler le UHMWPE pour obtenir un article moulé, c) ajouter l'activateur de couleur au UHMWPE avant ou pendant l'étape de moulage et d) ajouter le colorant au UHMWPE avant, pendant ou après l'étape de moulage, l'activateur de couleur étant un matériau présentant une dureté supérieure à la dureté de l'article moulé, mesurée en l'absence de l'activateur de couleur.
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, 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, 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
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (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: English (EN)
Filing Language: English (EN)