| 摘要 |
FIELD: chemistry.SUBSTANCE: novel gallotannic compounds include gallotannin, wherein at least one hydroxyl group is substituted with a substitute, said substitute including a molecule, an oligomer or polymer, used in lithographic printing plate coatings, gallotannin or another gallotannin compound, wherein the substitutes are attached to gallotannin directly or through a linking group.EFFECT: compounds can be used in a lithographic printing plate coating composition.15 cl, 33 dwg, 49 ex |
