INDOLE]NAPHTHOPYRANS, PREPARATION, COMPOSITIONS AND (CO)POLYMER MATRICES CONTAINING THEM, SYNTHESIS INTERMEDIATES - Patent 1042289

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EP 1 042 289 A1

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(43)	Date of publication:
	11.10.2000 Bulletin 2000/41

(21)	Application number: 98953636.2

(22)	Date of filing: 20.10.1998

(51)	International Patent Classification (IPC)⁷: C07D 209/56, G02B 5/23, G02B 27/00, C08K 5/3415

(86)	International application number:
	PCT/US9821/930

(87)	International publication number:
	WO 9923/071 (14.05.1999 Gazette 1999/19)

(84)	Designated Contracting States:
	BE DE ES FR GB IE IT NL

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Priority:

03.11.1997 FR 9713769

(71)	Applicant: Corning S.A.
	77211 Avon Cédex (FR)

(72)	Inventors:
	Bourchteine, Konstantine 77210 Avon (FR) Breyne, Olivier 94380 Bonneuil-sur-Marne (FR)

(74)	Representative: Le Roux, Martine et al
	Cabinet Beau de Loménie158, rue de l'Université 75340 Paris Cédex 07 75340 Paris Cédex 07 (FR)

(54)	INDOLE]NAPHTHOPYRANS, PREPARATION, COMPOSITIONS AND (CO)POLYMER MATRICES CONTAINING THEM, SYNTHESIS INTERMEDIATES