Title:
洗濯ケア組成物中の青味剤としてのロイコ着色剤の使用方法
Document Type and Number:
Japanese Patent JP6980909
Kind Code:
B2
Abstract:
A method for pre-treating textile articles includes the steps of: (a) providing a laundry care composition comprising a laundry care ingredient and a leuco composition comprising at least 0.001 wt % leuco colorant, based on the weight of the laundry care composition; (b) placing the laundry care composition in contact with a stain on the textile article in a pretreat step; (c) placing the textile articles in contact with a liquid medium optionally further comprising a converting agent; (d) optionally converting at least some portion of the leuco composition to form an oxidized leuco composition; (e) depositing at least a portion of the leuco composition and/or the oxidized leuco composition onto the textile; (f) optionally, rinsing the textile; and (g) drying the textile articles.
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Inventors:
Miracle, Gregory Scott
Diturio, Daniel Dale Jr.
Freund, Wesley A.
Balasca, Diana Sea
Day, Sanjeev Kumar
Diturio, Daniel Dale Jr.
Freund, Wesley A.
Balasca, Diana Sea
Day, Sanjeev Kumar
Application Number:
JP2020517485A
Publication Date:
December 15, 2021
Filing Date:
October 11, 2018
Export Citation:
Assignee:
THE PROCTER & GAMBLE COMPANY
International Classes:
C11D3/40; D06P1/00
Domestic Patent References:
| JP2015108151A | ||||
| JP2009523861A |
Foreign References:
| US20100281628 | ||||
| WO2016178668A1 | ||||
| WO2008100445A2 |
Attorney, Agent or Firm:
Michiharu Soga
Kajinami order
Kazuhiro Oyaku
Saori Sato
Kajinami order
Kazuhiro Oyaku
Saori Sato