发明名称 |
Photocromic primer composition having high impact resistance and transparent material coated with the same |
摘要 |
Disclosed are a primer composition having photochromic property and impact resistance for coating transparent materials and a photochromic transparent material having a primer layer formed by coating and curing the primer composition. The primer composition for coating transparent materials comprises: a) 5-90 parts by weight of a polyurethane containing Brønsted salt; b) 5-50 parts by weight of a polyepoxy resin; and c) 140 parts by weight of a photochromic dye, based on 100 parts by weight of the total primer composition. The photochromic transparent material having a primer layer formed by coating and curing the primer composition shows excellent photochromic property and impact resistance.
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申请公布号 |
US7713450(B2) |
申请公布日期 |
2010.05.11 |
申请号 |
US20040566446 |
申请日期 |
2004.08.06 |
申请人 |
LG CHEM. LTD. |
发明人 |
LIM SUNG HYUN;HAN SE HUI;JANG SUNG HOON |
分类号 |
G02B5/23;C08G18/02;C08G18/58;C09D175/04 |
主分类号 |
G02B5/23 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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