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1. (WO2009057980) PHOTOCHROMIC COMPOSITIONS AND PHOTOCHROMIC FILMS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2009/057980    International Application No.:    PCT/KR2008/006455
Publication Date: 07.05.2009 International Filing Date: 31.10.2008
IPC:
C09D 133/08 (2006.01)
Applicants: LG CHEM, LTD. [KR/KR]; 20, Yoido-dong, Youngdungpo-gu Seoul 150-721 (KR) (For All Designated States Except US).
CHOI, Hyeon [KR/KR]; (KR) (For US Only).
KIM, Jee-Seon [KR/KR]; (KR) (For US Only).
KIM, Woo-Sung [KR/KR]; (KR) (For US Only).
HONG, Young-Jun [KR/KR]; (KR) (For US Only)
Inventors: CHOI, Hyeon; (KR).
KIM, Jee-Seon; (KR).
KIM, Woo-Sung; (KR).
HONG, Young-Jun; (KR)
Agent: HANYANG PATENT FIRM; 9F Keungil Tower, 677-25 Yeoksam-dong, Gangnam-gu, Seoul 135-914 (KR)
Priority Data:
10-2007-0110818 01.11.2007 KR
Title (EN) PHOTOCHROMIC COMPOSITIONS AND PHOTOCHROMIC FILMS
(FR) COMPOSITIONS PHOTOCHROMIQUES ET FILMS PHOTOCHROMIQUES
Abstract: front page image
(EN)The present invention relates to a photochromic composition comprising multifunctional (meth)acrylate-based monomers having two or more functional groups, a photochromic dye and an aromatic vinyl compound, in which the content of the aromatic vinyl compound is more than 30% by weight and 70% by weight or less, a photochromic film produced by using the same, and a method for producing the photochromic film.
(FR)La présente invention concerne une composition photochromique comprenant des monomères à base de (méth)acrylate multifonctionnel présentant au moins deux groupes fonctionnels, un photochrome et un composé vinyle aromatique, dans laquelle la teneur en composé vinyle aromatique est supérieure à 30% en poids et inférieure ou égale à 70% en poids. L'invention concerne également un film photochromique produit à l'aide de ladite composition ainsi qu'un procédé de production du film photochromique.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BR, BW, BY, BZ, CA, CH, 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, 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, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MT, NL, NO, PL, PT, RO, SE, SI, SK, 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: Korean (KO)