Invention Grant
US07696258B2 Photo-curable adhesive composition, optical pick-up device using the same and optical recording/reproducing drive including the optical pick-up device 失效
光固化性粘合剂组合物,使用其的光学拾取装置和包括光学拾取装置的光学记录/再现驱动器

Photo-curable adhesive composition, optical pick-up device using the same and optical recording/reproducing drive including the optical pick-up device
Abstract:
A photo-curable adhesive composition including an oligourethane acrylate in a range of about 10 to about 30% by weight, a reactive monomer-diluent in a range of about 32 to about 46% by weight, a polymeric filler in a range of about 20 to about 30% by weight, a photoinitiator in a range of about 2.5 to about 5.0% by weight, an antioxidant in a range of about 0.005 to about 0.02% by weight, a chlorinated polyvinyl chloride in a range of about 3.0 to about 10%, the chlorinated polyvinyl chloride having a chlorine content of about 62 to about 64% by weight, oxalic acid in a range of about 0.3 to about 2.0% by weight, a thixotropic agent in a range of about 0.5 to about 3.0% by weight, and a plasticizer in a range of about 1.0 to about 10.0% by weight, based on the total weight of the composition.
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