DECOLORIZATION LIQUID OF STAINED PORTION IN ARTICLE HAVING ANTIFOG PROPERTIES

• Main Authors: NOMURA TAKUSHI, HAMAGUCHI SHIGEO, KUSUKI RISAKO
• Format: Patent
• Language: English; Japanese
• Published: 13.06.2024
• Subjects: ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES; CANDLES; CHEMISTRY; CLEANING; CLEANING IN GENERAL; DETERGENT COMPOSITIONS; DETERGENTS; FATTY ACIDS THEREFROM; METALLURGY; PERFORMING OPERATIONS; PREVENTION OF FOULING IN GENERAL; RECOVERY OF GLYCEROL; RESIN SOAPS; SOAP OR SOAP-MAKING; TRANSPORTING; USE OF SINGLE SUBSTANCES AS DETERGENTS

To provide decolorization liquid of a stained portion produced by an antifogging coating of an article having antifog properties being stained with a strong coloring factor such as a hairdye and gargle having an iodine disinfectant such as povidone-iodine.SOLUTION: Decolorization liquid of a stained portion of an antifogging coating is used which includes: ascorbic acid of 0.1 to 8 mass%; a ketone and/or an alcohol of 10 to 50 mass%, the ketone being represented by the formula CH3-C(=O)-R where R represents a hydrogen atom, a 1-4C linear or branched alkyl group, or a 6-10C aryl group and the alcohol being represented by the formula CH3-CH(OH)-R where R is the same as R of ketones; and the balance being water.SELECTED DRAWING: None 【課題】毛染め液や、ポビドンヨードなどのヨード系の殺菌剤を有するうがい薬などの強力な着色要因に、防曇性物品の防曇性被膜が着色汚染されたときに生じる着色汚染部の脱色液を提供すること。【解決手段】アスコルビン酸０．１～８質量％と、式：ＣＨ３－Ｃ（＝Ｏ）－Ｒ［式中、Ｒは水素原子、炭素数１～４の直鎖又は分岐鎖のアルキル基、又は炭素数６～１０のアリール基を表す。］で表されるケトン類、及び／又は、式：ＣＨ３－ＣＨ（ＯＨ）－Ｒ［式中、Ｒはケトン類のＲの定義と同じである。］で表されるアルコール類、が１０～５０質量％と、残部水からなる、防曇性被膜の着色汚染部の脱色液を用いることで、上記課題が解決する。【選択図】なし