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or dicarbamic acid containing 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; 

R$_{21 }$ is hydrogen, alkyl of 1 to 18 carbon atoms or acyl of 2 to 6 carbon atoms; 

R$_{22 }$ 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; 

R$_{23 }$ is hydrogen, alkyl of 1 to 4 carbon atoms or acyl of 2 to 6 carbon atoms; 

R$_{24 }$ is alkylene of 2 to 18 carbon atoms, a divalent acyl radical of an aliphatic or unsaturated aliphatic dicarboxylic or dicarbamic acid containing 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; 

R$_{2}$s is alkoxy of 1 to 18 carbon atoms, alkenyloxy of 2 to 18 carbon atoms, -NHalkyl of 1 to 18 carbon atoms or -N(alkyl)$_{2 }$ of 2 to 36 carbon atoms, 

R$_{26 }$is alkylenedioxy of 2 to 18 carbon atoms, alkenylene› dioxy of 2 to 18 carbon atoms, -NH-alkylene-NH- of 2 to 18 carbon atoms or -N(alkyl)-alkylene-N(alkyl)- of 3 to 18 carbon atoms, 

in formulas (29) and (30), G is a carbon centered diradical derived from a primary, secondary or tertiary alcohol G-OH, where 

z is as defined above, and 

G is straight or branched chain alkylene of 1 to 18 carbon atoms, cycloalkylene of 5 to 8 carbon atoms, cycloalk› enylene of 5 to 8 carbon atoms, alkenylene of 3 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 of 1 to 4 carbon atoms, with the proviso that in formula (29) successive hindered amine moieties can be oriented in either a head to head or head to tail fashion; 

T$_{4 }$ is hydrogen or 

R$_{27 }$ is a straight or branched chain alkylene of 1 to 18 carbon atoms, cycloalkylene or cycloalkenylene of 5 to 8 carbon atoms, phenylene or-NH-alkylene-NH-of 2 to 18 carbon atoms including 5-amino-l-aminomethyl-1,3,3- trimethylcyclohexane and -NH-xylylene-NH-; 

R$_{28 }$ is alkyl of 1 to 4 carbon atoms; 

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or 

R$_{29 }$ is a straight or branched chain alkyl or -NH-alkyl of 1 to 18 carbon atoms or -NH-cycloalkyl of 5 to 8 carbon atoms; and 

with the further proviso that in formulas (1) and (2), when bis 1, Eis not methyl, ethyl, 2-propyl or 2-methyl-2-propyl. 

Preferably, G$_{1 }$ and G$_{2 }$ are each methyl. 

Preferably, in formulas (1) to (28), b is 1 or 2, most preferably 1. 

When bis 1, E-OH and L-OH are respectively a carbon› centered radical or diradical formed preferably from 2-methy 1-2-propanol, 2-propanol, 2,2-dimethy 1-1-propanol, 2-methyl-2-butanol, ethanol, 1-propanol, 1-butanol, 1-pentanol, 1-hexanol, 1-nonanol, 1-decanol, 1-dodecanol, 1-octadecanol, 2-butanol, 2-pentanol, 2-ethyl-1-hexanol, cyclohexanol, cyclooctanol, allyl alcohol, phenethyl alcohol or l-phenyl-1-ethanol; most preferably E-OH and L-OH are formed from 2-methyl-2-propanol or cyclohexanol. 

When b is 2, E-OH and L-OH are respectively a carbon› centered radical or diradical formed preferably from 1,2- ethanediol, 1,2-propanedial, 1,3-propanediol, 1,2- butanediol, 1,3-butanediol, 1,4-butanediol, 2,2-dimethyl-1, 3-propanediol, 1,2-cyclohexanediol, 1,3-cyclohexanediol or 1,4-cyclohexanediol; most preferably E-OH and L-OH are formed from 1,4-butanediol, 2,2-dimethyl-1,3-propanediol, 1,2-cyclohexanediol, 1,3-cyclohexanediol or 1,4- cyclohexanediol. 

When b is 3, E-OH and L-OH are respectively a carbon› centered radical or diradical formed from glycerol, 1,1,1- tris(hydroxymethy !)methane, 2-ethy 1-2-(hydroxymethy 1-1, 3-propanediol, 1,2,4-butanetriol or 1,2,6-hexanetriol; most preferably E-OH and L-OH are formed from glycerol, 1, 1, 1-tris(hydro xyme thyl) me thane, 2-e thyl-2- (hydroxymethyl-1,3-propanediol. 

Preferably in formulas (29) and (30), -G-O- is formed from ethanol, phenethyl alcohol, cyclohexanol or 2-methyl- 2-propanol ( =tert-butyl alcohol). 

Preferably in formula (3), m is 0, R$_{1 }$ is hydrogen or hydroxymethyl, and R$_{2 }$ is hydrogen; or mis 1, R$_{1 }$ is hydroxy or hydroxymethyl, and R$_{2 }$ is hydrogen, methyl or ethyl. 

Preferably in formula (5), R$_{2 }$ is hydrogen or dodecyl. 

Preferably in formula (6), n is 1-3, and when n is 1, R$_{3 }$ is allyl, glycidyl, acryloyl, methacryloyl, octadecanoyl, hexadecanoyl, tetradecanoyl, methoxycarbonylpropionyl, methoxycarbonylbutyryl, methoxycarbonylpentanoyl or methoxycarbonylnonanoyl; or when n is 2, R$_{3 }$ is succinyl, glutaryl, adipoyl, sebacoyl, 1,6-hexanedicarbamoyl, cis- or tr ans-5-carb amo yl-1-( carb amoylme thyl)-1,3 ,3- trimethylcyclohexane or toluene-2,4-dicarbamoyl; or when n is 3, R$_{3 }$ is 1,3,5-tris( 6-carbamoylhexyl)-2,4,6-trioxo-s› triazine. 

Preferably in formula (7), p is 1 or 2, and when p is 1, R$_{4 }$ is hydrogen and Rs is butyl; or R$_{4 }$ and Rs together are the divalent acyl radical of maleic acid; or when p is 2, R$_{4 }$ is hydrogen or acetyl, and Rs is 1,6-hexanediyl. 

Preferably in formula (8), n is 1 or 2, and when n is 1, R$_{6 }$ is ethoxy, 6-methyl-1-heptyloxy, ethylamino, butylamino or 

-continued 

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