申请人:BASF SE
公开号:WO2013011480A1
公开(公告)日:2013-01-24
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.
公开了式(1)和(2)的化合物及其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,用于保护家庭产品免受光解和氧化降解的影响,作为塑料添加剂,优选用于食品和药品包装应用,通过将式(1')和/或(2')的化合物纳入透明食品容器中,防止食品的光降解,通过在透明泡罩箔或透明药房容器中加入紫外线吸收剂来保护对紫外线A敏感的药物免受光降解的影响,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。