发明授权
US3960684A Sulfones as solvents in catalysts of U.V. curable systems 失效
砜作为溶剂在紫外线 可固化系统

Sulfones as solvents in catalysts of U.V. curable systems
摘要:
Stable diazonium catalyst solutions are provided in which the catalyst is dissolved in an organic sulfone. The catalyst solutions have greatly extended shelf-life while at the same time retain the ability to rapidly cure epoxy resins upon exposure to an energy source.Polymerizable compositions of the two-package type, comprising polymerizable epoxy materials and such catalyst solutions are also provided.
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