DETERIORATION DIAGNOSIS FILM FOR RESIN MATERIAL AND DETERIORATION DIAGNOSIS METHOD FOR THE SAME

PROBLEM TO BE SOLVED: To eliminate the necessity for a dedicated device and an expert who can handle the device as well as the necessity for time and effort involved with the expert visiting the site of a product with the device and performing diagnosis on the product.SOLUTION: A deterioration diagn...

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Bibliographische Detailangaben
1. Verfasser:	NOMURA TORU
Format:	Patent
Sprache:	eng
Schlagworte:	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING PHYSICS TESTING
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To eliminate the necessity for a dedicated device and an expert who can handle the device as well as the necessity for time and effort involved with the expert visiting the site of a product with the device and performing diagnosis on the product.SOLUTION: A deterioration diagnosis film for a resin material according to the invention comprises a first coating film and a second coating film, the second coating film being provided outermost and on the surface of the first coating film. The first coating film includes dye that discolors due to reaction with environmental factors. The second coating film produces cracks when a predetermined stress is applied to it.