| abstract |
The invention belongs to field of light-sensitive high molecular materials.The present invention provides a kind of novel high-activity Benzophenone-type light initiators, two benzophenone derivates are synthesized to a kind of photoinitiator of novel benzophenone by synthetic reaction, it increases its UV absorption wavelength and absorbs peak area, improve its utilization rate to ultraviolet light, its space charge force is considerably increased, its application range is improved.The present invention provides the preparation methods of this novel diphenyl ketone photo initiator, and reaction process is simple, and reaction condition is mild, and post-processing is simple and is easy purifying. |