申请人:BASF SE
公开号:US20140150380A1
公开(公告)日:2014-06-05
Disclosed are compounds of formula (1) and (2) and/or E/E-, E/Z- or Z/Z geometrical isomer forms thereof; wherein R1-R5, R1-R11 and A are defined as in description. The compounds are used as UV absorbers for protecting household products from photolytic and oxidative degradation, as plastic additives, preferably for food and pharmaceutical packaging applications, for preventing photo-degradation of food by incorporation of the compounds of formula (1′) and/or (2′) into transparent food containers, for protection of UV-A sensitive drugs from photo-degradation by incorporation of UV absorber in transparent blister foils or transparent pharmacy containers, as additives for photographic and printing applications, as additives for electronic applications and protecting the ingredients in agriculture applications.
揭示的是公式(1)和(2)的化合物和/或其E/E-、E/Z-或Z/Z几何异构体形式;其中R1-R5、R1-R11和A的定义如描述中所述。这些化合物被用作紫外线吸收剂,用于保护家用产品免受光解和氧化降解,作为塑料添加剂,优选用于食品和药品包装应用,通过将公式(1')和/或(2')的化合物并入透明食品容器中,防止食物的光降解,通过在透明泡罩箔或透明药品容器中并入紫外线吸收剂,保护UV-A敏感药物免受光降解,作为摄影和印刷应用的添加剂,作为电子应用的添加剂,并保护农业应用中的成分。