a carbon carbon double bond depicted arbitrarily herein as trans may be cis trans or a mixture of the two in any proportion similarly when the compounds described herein contain olefinic double bonds or other centers of geometric asymmetry and unless specified otherwise it is intended that the compounds include both e and z geometric isomers for example unless otherwise specified a drawn structure could represent either diethyl maleate or diethyl fumarate likewise all tautomeric forms are also intended to be included although this invention is susceptible to embodiment in many different forms preferred embodiments of the invention are shown it should be understood however that the present disclosure is to be considered as an exemplification of the principles of this invention and is not intended to limit the invention to the embodiments illustrated explained herein are examples of embodiments of the invention the invention may however be embodied in many different forms and should not be construed as being limited to the exemplary embodiments set forth herein rather these embodiments are provided so that this disclosure will be thorough and complete and will convey the concept of the invention to those skilled in the art fig1 is an op study of the photopolymerization of dem bddve reactive oligomer with 2 by weight of ioc 8 sbf6 u2212 as the photoinitiator light intensity 2700 mj cm2 min a description of the optical pyrometry apparatus and methods for its use are to be found in b falk s m vallinas and j v crivello u201c monitoring photopolymerization reactions using optical pyrometry u201d j polym sci part a polym chem ed 41 4 579 596 2003 fig2 shows photopolymerization of dem bddve reactive oligomer with 50 by weight of.