Described are articles, laminates, sheets, coatings, retroreflective articles, pigments containing thioxanthone compounds that are fluorescent colorants.
所描述的是含有荧光颜料的噻吩化合物的文章、层压板、片材、涂层、反光物品和颜料。
Thloxanthone dyes with improved solubility and a method of preparing 2-oxybenzanthrones as intermediate materials for making of these dyes
申请人:3M Innovative Properties Company
公开号:US06713636B2
公开(公告)日:2004-03-30
The invention relates to new thioxanthone compounds having utility as fluorescent dyes and processes for their manufacture.