摘要:
High-functionality highly branched or hyperbranched polyesters based on di-, tri- or polycarboxylic acids and di-, tri- or polyols, processes for preparing them, and their use.
摘要:
High-functionality highly branched or hyperbranched polyesters based on di-, tri- or polycarboxylic acids and di-, tri- or polyols, processes for preparing them, and their use.
摘要:
The present invention relates to highly branched or hyperbranched polyesters of specific construction, based on mono-, di-, tri- or polycarboxylic acids or derivatives thereof and mono-, di-, tri-, tetra- or polyols, to processes for preparing them, and to their use.
摘要:
High-functionality highly branched or hyperbranched polyesters based on di-, tri- or polycarboxylic acids and di-, tri- or polyols, processes for preparing them, and their use.
摘要:
High-functionality highly branched or hyperbranched polyesters based on di-, tri- or polycarboxylic acids and di-, tri- or polyols, processes for preparing them, and their use.
摘要:
A high-functionality, highly branched or hyperbranched polycarbonate that has a weight average molecular weight of between 3,300 and 150,000, a degree of crosslinking of less than 15%, and a degree of branching ranging from 10% to 99.9%; the polycarbonate being made by a process comprising preparing one or more condensation products (K), and intermolecularly reacting the one or more condensation products (K) to form the polycarbonate.
摘要:
The present invention relates to coating compositions which comprise 2,4′-diisocyanatodiphenylmethane, to processes for preparing them, and to their use.
摘要:
Hyperbranched polycarbonates having stabilizing groups, prepared by reaction of (a) at least one compound having at least three alcoholic hydroxyl groups per molecule with (b) at least one reagent of the general formula I (c) and at least one reagent of the general formula X3-(A1)m-X4, where the variables are defined as follows: X1, X2 are identical or different and are selected from among halogen, C1-C10-alkoxy, C6-C10-aryloxy and O—C(═O)-halogen, X3 is a functional group selected from among OH, SH, NH2, NH—C1-C4-alkyl, iso-cyanate, epoxy, COOH, COOR12, C(═O)—O—C(═O), C(═O)—Cl, R12 is C1-C4-alkyl or C6-C10-aryl, A1 is a spacer or a single bond, m is zero or one. X4 is a group selected from among phenol groups, benzophenones, aromatic amines and nitrogen-comprising heterocycles, in each case substituted or unsubstituted.
摘要:
High-functionality highly branched or hyperbranched polyesters based on di-, tri- or polycarboxylic acids and di-, tri- or polyols, processes for preparing them, and their use.