ZA981302B - Photochromic polyurethane coating and articles having such a coating. - Google Patents

Photochromic polyurethane coating and articles having such a coating.

Info

Publication number
ZA981302B
ZA981302B ZA9801302A ZA981302A ZA981302B ZA 981302 B ZA981302 B ZA 981302B ZA 9801302 A ZA9801302 A ZA 9801302A ZA 981302 A ZA981302 A ZA 981302A ZA 981302 B ZA981302 B ZA 981302B
Authority
ZA
South Africa
Prior art keywords
coating
articles
photochromic polyurethane
polyurethane coating
photochromic
Prior art date
Application number
ZA9801302A
Inventor
Robert J Bowles Iii
Nancyanne Gruchacz
Shanti Swarup
Jeanine Conklin
Robin Hunt
Original Assignee
Ppg Ind Ohio Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ppg Ind Ohio Inc filed Critical Ppg Ind Ohio Inc
Publication of ZA981302B publication Critical patent/ZA981302B/en

Links

ZA9801302A 1997-02-21 1998-02-17 Photochromic polyurethane coating and articles having such a coating. ZA981302B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3742897P 1997-02-21 1997-02-21

Publications (1)

Publication Number Publication Date
ZA981302B true ZA981302B (en) 1999-12-17

Family

ID=21894282

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9801302A ZA981302B (en) 1997-02-21 1998-02-17 Photochromic polyurethane coating and articles having such a coating.

Country Status (1)

Country Link
ZA (1) ZA981302B (en)

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