METHOD FOR CHARACTERIZING HIDING OF COATING COMPOSITIONS AND APPARATUS USED THEREFOR - Patent 2102634

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EP 2 102 634 A2

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(88)	Date of publication A3:
	20.11.2008

(43)	Date of publication:
	23.09.2009 Bulletin 2009/39

(21)	Application number: 07862592.8

(22)	Date of filing: 05.12.2007

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International Patent Classification (IPC):

G01N 21/47^(2006.01)

B05D 5/06^(2006.01)

(86)	International application number:
	PCT/US2007/025000

(87)	International publication number:
	WO 2008/070154 (12.06.2008 Gazette 2008/24)

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

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Priority:

05.12.2006 US 873161 P

(71)	Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
	Wilmington, DE 19898 (US)

(72)	Inventors:
	PRAKASH, Arun West Chester, Pennsylvania 19382 (US) GALLAGHER, John Paul Hockessin, Delaware 19707 (US) KARMES, Roger Albert North East, Maryland 21901 (US) RODRIGUES, Allan Blase Joseph Bloomfield Hills, Michigan 48304 (US)

(74)	Representative: DuPont Performance Coatings Biering/Blum/Kimpel
	DuPont Performance Coatings GmbH Patent and License Department Christbusch 25 42285 Wuppertal 42285 Wuppertal (DE)

(54)	METHOD FOR CHARACTERIZING HIDING OF COATING COMPOSITIONS AND APPARATUS USED THEREFOR