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US 2021/0228462 A1Published application
Composition for dyeing
AssigneeLG Household & Health Care Ltd.
InventorsJun Seok YEOM, Seong Cheon LEE, Eu Gene HUR, Yoon Kwan KIM, Seol Hoon LEE, Nae Gyu KANG
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Abstract
The present invention relates to a composition for dyeing. The composition for dyeing according to the present invention forms a covalent bond without damaging skin, hair, nails, fibers, or leather by using a reaction promoting additive for promoting peptide bond formation in addition to a carbodiimide-based compound, thereby providing a desired semi-permanent dyeing effect.
Claims19
A dyeing composition, comprising a carbodiimide-based compound, a reaction accelerating additive and a dye.
Dependencies are inferred from the claim text.