초록

Graft polymers between glassy polymers and elastomeric polymers prepared using Diels-Alder chemistry are disclosed.

대표청구항 ▼

A graft polymer represented by formula (I): [Figure] (I) wherein R represents hydrogen or alkyl; R1 represents phenyl, alkyl substituted phenyl, chloro or bromo substituted phenyl, CO2H, CO2CH3, CO2CH2CH3, or C≡N; X represents O, NH, NCH3, NCH2CH3, NC(CH3)3, NC6H5, N-(p-Br)C6H4, N-(p-CH3)C6H4, N-[p-

A graft polymer represented by formula (I): [Figure] (I) wherein R represents hydrogen or alkyl; R1 represents phenyl, alkyl substituted phenyl, chloro or bromo substituted phenyl, CO2H, CO2CH3, CO2CH2CH3, or C≡N; X represents O, NH, NCH3, NCH2CH3, NC(CH3)3, NC6H5, N-(p-Br)C6H4, N-(p-CH3)C6H4, N-[p-C(CH3)3]C6H4, or N-(p-CH3O)C6H4; the mole percent of the total recurring units designated by subscripts a+b+d equals 100 with a being a number from about 95 to about 99.5, b being a number from about 0.5 to about 5, and d being a number from 0 to about 45, with the proviso that if the recurring unit designated by subscript d is present, it is directly substituted for the recurring unit designated by the subscript a; the mole percent of the total recurring units designated by subscripts w+y+z equals 100, with w being a number from about 30 to about 55, y being a number from about 44.9 to about 55, and z being a number of from about 0.1 to about 15; and, wherein at least 1 percent of the recurring units designated by the subscript b and at least 1 percent of the recurring units designated by the subscript z have been reacted to form a graft structure.