The copolymers of chloroethyl methacrylate (CMA), glycidyl methacry-late (GMA), and methyl methacrylate (MMA) were synthesized in benzene solution. Theirbreadth
Metallocene based polyethylenes were prepared by SINOPEC’s 'metallocene adduct' technologyin a gas phase fluidized bed model reactor. The <sup>13</sup>
The procedure for preparing a new type of uniform and porous chitosan gel from citric acidmedium is described. Its swelling behavior in different media was comp
Surface molecular motions of amorphous polymeric solids have been directly measured on the basis of scanningviscoelasticity microscopic (SVM) and lateral force mi