2-(2'-苯并呋喃基)-3-羟基色酮(BFHC)与大环主体如β-环糊精(β-CD),羟丙基-β-环糊精(HP-β-CD)的配合物的光物理性质受到显着调节和甲基-β-环糊精(M-β-CD)。BFHC表现出双发射带,这归因于激发的正常(N *)和互变异构体(T *)形式,其中后者通过激发态分子内质子转移(ESIPT)反应起源于前者。互变异构体的荧光寿命,以及双发射带的强度比(I T * / I N *),以及荧光量子产率(Φ)的染料,按β-CD
COMPOSITION, METHOD OF AUTHENTICATING, METHODS OF MAKING AUTHENTICATABLE COMPOSITIONS, AUTHENTICATABLE ARTICLES MADE THERE FROM
申请人:CHAUHAN YOGENDRASINH
公开号:US20080265176A1
公开(公告)日:2008-10-30
A composition comprising compound of formula I, a process for preparing the composition comprising compound of formula I, methods of authentication for an article comprising compound of formula I or compound of formula II, authentication technology for polymer based articles comprising compound of formula I or formula II, methods of facilitating such authentication and method of making articles capable of authentication.
Composition, method of authenticating, methods of making authenticatable compositions, authenticatable articles made there from
申请人:Sabic Innovative Plastics IP B.V.
公开号:US08178702B2
公开(公告)日:2012-05-15
A composition comprising compound of formula I, a process for preparing the composition comprising compound of formula I, methods of authentication for an article comprising compound of formula I or compound of formula II, authentication technology for polymer based articles comprising compound of formula I or formula II, methods of facilitating such authentication and method of making articles capable of authentication.