MQ silicone resins were prepared through hydrolytic condensation of ethyl polysilicate ortetraethoxysilane and hexamethyl disiloxane. The unit ratio of the MQ r
Several kinds of novel azobenzene-containing polyelectrolytes with special molecular design have been developedfrom acryloyl chloride or epoxy based precursor p
A series of new optically active aromatic poly(ester amide)s containing a chiral group in the side chain prepared from the p-toluenesulfonic acid salt of o,o