A photochromic polymer comprising at least two photochromic moieties linked by a straight or branched chain polymer selected from the group consisting of a homo-polyester, a co-polyester, and a co-polyester-polyether.
申请公布号
US2014027684(A1)
申请公布日期
2014.01.30
申请号
US201214112232
申请日期
2012.05.21
申请人
EVANS RICHARD ALEXANDER;MALIC NINO;DAGLEY IAN JOHN;VIVIMED LABS EUROPE LTD
发明人
EVANS RICHARD ALEXANDER;MALIC NINO;DAGLEY IAN JOHN
