9  US 6,872,832 B2  10  -continued  (27)  (29)  (30)  G$_{1 }$ and G$_{2 }$ are independently alkyl of 1 to 4 carbon atoms,  or  G$_{1 }$ and G$_{2 }$ together are pentamethylene; preferably G$_{1 }$ and G$_{2 }$ are each methyl;  Eis a straight or branched chain alkylene of 1 to 18 carbon  atoms, cycloalkylene of 5 to 18 carbon atoms, cycloalk› enylene of 5 to 18 carbon atoms, a straight or branched chain  alkylene of 1 to 4 carbon atoms substituted by phenyl or by  phenyl substituted by one or two alkyl groups of 1 to 4 40  carbon atoms;  b is 1, 2 or 3 with the proviso that b cannot exceed the  number of carbon atoms in E or  L, and when b is 2 or 3, each  hydroxyl group is attached to a different carbon atom of E  or  L;  the two hindered amine groups are generally, but not 45  always, attached to two different carbon atoms of  L;  in each of the formulas (1) to (15)  mis  O  or 1;  R$_{1 }$ is  hydrogen, hydroxyl or hydroxymethyl;  R$_{2 }$ is hydrogen, alkyl of 1 to 12 carbon atoms or alkenyl  of 2 to 12 carbon atoms;  n is 1 to 4;  when n is 1,  R$_{3 }$ is alkyl of 1 to 18 carbon atoms, alkoxycarbonylalky- lenecarbonyl of 4 to 18 carbon atoms, alkenyl of 2 to 18  carbon atoms, glycidyl, 2,3-dihydroxypropyl, 2-hydroxy or  2-(hydroxymethyl) substituted alkyl of 3 to 12 carbon atoms  which alkyl is interrupted by oxygen, an acyl radical of an  aliphatic or unsaturated aliphatic carboxylic or carbamic  acid containing 2 to 18 carbon atoms, an acyl radical of a  cycloaliphatic carboxylic or carbamic acid containing 7 to  12 carbon atoms, or acyl radical of an aromatic acid con› taining 7 to 15 carbon atoms;  or dicarbamic acid contammg 2 to 18 carbon atoms, a  divalent acyl radical of a cycloaliphatic dicarboxylic or  dicarbamic acid containing  7  to 12 carbon atoms, or a  divalent acyl radical of an aromatic dicarboxylic acid con› taining 8 to 15 carbon atoms;  when n is 3,  R$_{3 }$ is a trivalent acyl radical of an aliphatic or unsaturated  aliphatic tricarboxylic acid containing  6  to 18 carbon atoms,  or a trivalent acyl radical of an aromatic tricarboxylic acid  containing  9  to 15 carbon atoms;  when n is 4,  R$_{3 }$ is a tetravalent acyl radical of an aliphatic or unsat- urated aliphatic tetracarboxylic acid, especially 1,2,3,4- butane-tetra-carboxy lie acid, 1,2,3,4-but-2-ene-tetra› carboxylic acid, 1,2,3,5-pentane-tetra-carboxylic acid and  1,2,4,5-pentane-tetra-carboxylic acid, or  R$_{3 }$ is a tetravalent  acyl radical of an aromatic tetra-carboxylic acid containing  10  to 18 carbon atoms;  p is 1 to 3,  R$_{4 }$ is hydrogen, alkyl of 1 to 18 carbon atoms or acyl of  2 to 6 carbon atoms;  when pis 1,  Rs is hydrogen, alkyl of 1 to 18 carbon atoms, an acyl  radical of an aliphatic or unsaturated aliphatic carboxylic or  carbamic acid containing 2 to 18 carbon atoms, an acyl  radical of a cycloaliphatic carboxylic or carbamic acid  containing 7 to 12 carbon atoms, an acyl radical of an  aromatic carboxylic acid containing 7 to 15 carbon atoms, or  R$_{4 }$ and Rs together are ----(CH$_{2}$)sCO-, phthaloyl or a  divalent acyl radical of maleic acid;  when pis 2,  Rs is alkylene of 2 to 12 carbon atoms, a divalent acyl  radical of an aliphatic or unsaturated aliphatic dicarboxylic  when n is 2,  R$_{3 }$ is alkylene of 2 to 18 carbon atoms, a divalent acyl  radical of an aliphatic or unsaturated aliphatic dicarboxylic  0  _?( 2  0  R 0 -M-o  …N-0-0-0-M-Rw  G1  G2  (28) 