Whitening of polyvinyl alcohol used as restoration material for Shohekiga

Polyvinyl alcohol (PVA) has been used to prevent flaking of paint pigments on traditional Japanese Shohekiga painted screens and panels. However, over time these PVA coatings whiten. To date, the mechanism of this whitening has not been studied from the point of view of polymer degradation. In this...

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Veröffentlicht in:	Polymer journal 2011-01, Vol.43 (1), p.74-77
Hauptverfasser:	Okada, Yusuke, Kawanobe, Wataru, Hayakawa, Noriko, Tsubokura, Sachiko, Chujo, Riichiro, Fujimatsu, Hitoshi, Takizawa, Tokihiro, Hirai, Toshihiro
Format:	Artikel
Sprache:	eng
Schlagworte:	639/301/923/1028 639/638/542 Applied sciences Biomaterials Bioorganic Chemistry Chemistry Chemistry and Materials Science Chemistry/Food Science Cracks Exact sciences and technology Machinery and processing original-article Paints Panels Plastics Polymer industry, paints, wood Polymer Sciences Polyvinyl alcohols Protective coatings Scanning electron microscopy Spinning Surfaces and Interfaces Technology of polymers Thin Films X-ray photoelectron spectroscopy
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