[EN] STERICALLY HINDERED AMINE LIGHT STABILIZERS WITH MIXED FUNCTIONALIZATION<br/>[FR] PHOTOSTABILISANTS À BASE D'AMINES AFFICHANT UN ENCOMBREMENT STÉRIQUE À FONCTIONNALISATION MIXTE
申请人:BASF SE
公开号:WO2012052377A1
公开(公告)日:2012-04-26
A compound of the formula (I), wherein one or two radicals of the radicals R1 are independently of one another C1-C20alkyloxy or C3-C12cycloalkyloxy and the remaining radicals R1 are independently of one another hydrogen, C1-C20alkyl or C3-C12cycloalkyl; the radicals R0 and R2 are independently of one another hydrogen, C1-C20alkyl, C3-C12cycloalkyl or a group of the formula (II-a) with R3 being hydrogen, C1-C20alkyl, C3-C12cycloalkyl, C1-C20alkyloxy or C3-C12cycloalkyloxy; Y is C2-C12alkylene; m is 0 or 1; n is 1, 2 or 3; when n is 1, X is hydrogen, C1-C20alkyl, C3-C12cycloalkyl or a group of the formula (II-a); when n is 2, X is C2-C12alkylene; when n is 3, X is a group N(Z-)3 with Z being C2-C12alkyl
The present invention relates to oxygen-substituted sterically hindered amines of the formulae I or II: (II), wherein, for example, F
2
, R
3
, R
5
, R
6
, R
8
, R
9
, R
11
, R
12
, R
13
, R
14
are n-butyl; Z
1
to Z
10
are propoxy and R
1
, R
4
, R
7
, R
10
, R
13
are 2,2,6,6-tetramethyl-1-propoxy-piperidin-4-yl. Compositions comprising compounds of formulae I or II and an organic material, which is susceptible to oxidative, thermal or light-induced degradation, are further disclosed. Optionally, further additives are contained.
The present invention relates to oxygen-substituted sterically hindered amines of the formulae I or II: (II), wherein, for example, F2, R3, R5, R6, R8, R9, R11, R12, R13, R14 are n-butyl; Z1 to Z10 are propoxy and R1, R4, R7, R10, R13 are 2,2,6,6-tetramethyl-1-propoxy-piperidin-4-yl. Compositions comprising compounds of formulae I or II and an organic material, which is susceptible to oxidative, thermal or light-induced degradation, are further disclosed. Optionally, further additives are contained.