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    • 53. 发明授权
    • Sheet metal deformation brightener composition
    • 钣金变形增白剂组成
    • US06241912B1
    • 2001-06-05
    • US08959415
    • 1997-10-28
    • Yasuhiko KitanoAkira KodamaHiroya MiyaokaHiroshi HataNaoki KobayashiHisami Sasaki
    • Yasuhiko KitanoAkira KodamaHiroya MiyaokaHiroshi HataNaoki KobayashiHisami Sasaki
    • G01N3100
    • C09K13/00
    • An aqueous deformation-detecting brightener composition that can easily detect deformation such as unevenness on the surface of a car body by forming a liquid thin film having low foaming property and excellent glossiness is provided by dissolving a glycol ether compound expressed by the following formula (I) and a surfactant in water R1—O—(AO)m—R2  (I) where “R1” represents an alkyl group having 1 to 9 carbon atoms, an alkenyl group having 1 to 9 carbon atoms, an alkylphenyl group having 1 to 9 carbon atoms, or a functional group expressed by the following general formula (II), “A” represents an alkylene group having 2 to 4 carbon atoms, “m” represents an average adduct molar number of alkylene oxide, a number of 1 to 20, in which the same alkylene oxide may be added alone, or a mixture of two or more types of alkylene oxide may be added, and “R2” represents an alkyl group having 1 to 9 carbon atoms, an alkenyl group having 1 to 9 carbon atoms, or hydrogen Ph—(CH2)n—  (II) where “Ph” represents a phenyl group, and “n” represents an integer of 0 to 3.
    • 通过形成具有低发泡性和优异光泽度的液体薄膜,可以容易地检测汽车车体表面的不均匀性等变形检测用增白剂组合物,其通过将由下式(I)表示的二醇醚化合物 )和水中的表面活性剂,“R1”表示碳原子数1〜9的烷基,碳原子数1〜9的烯基,碳原子数1〜9的烷基苯基或下述通式表示的官能团 (II)中,“A”表示碳原子数2〜4的亚烷基,m表示环氧烷的平均加合摩尔数,可以单独添加相同的氧化烯的1〜20的数, 可以添加两种以上的烯化氧的混合物,“R2”表示碳原子数1〜9的烷基,碳原子数1〜9的烯基或氢,“Ph”表示苯基, “n”代表 重新排列0到3的整数。