Patent ID: 6406828
Filing Date: 2002-06-18
Classification: C08F,G03F,Y10S

Abstract:
A polymer comprising as polymerized units one or more spirocyclic olefin monomers of the formulae I or Ia wherein A=CH2; G=C(Zâ€²), O, and NR2; R2=H, (C1-C8)alkyl or substituted (C1-C8)alkyl; E and W are independently selected from C(Zâ€²), O and a chemical bond; Zâ€²=O; n=1; m=1; mâ€²=0; 1=0 to 5; and p=0 to 5; provided that when both E and W=C(Zâ€²), G is NR2; wherein T and L are taken together to form a double bond.