Disclosed is a process which comprises the steps of (a) providing a polymer containing at least some monomer repeat units with halomethyl group substituents which enable crosslinking or chain extension of the polymer upon exposure to a radiation source which is electron beam radiation, x-ray radiation,...http://www.google.es/patents/US6090453?utm_source=gb-gplus-sharePatente US6090453 - Halomethylated high performance curable polymers