公开(公告)号：US12084780B2

公开(公告)日：2024-09-10

申请号：US16147918

申请日：2018-10-01

申请人： TECHNOCHIM SA

发明人： Groulard Frédéric ,  François Tosar ,  Juliette Louche

IPC分类号： C23G1/08 ,  B08B3/08 ,  B08B3/10 ,  B08B17/00 ,  C09K13/00 ,  C09K13/02 ,  C09K13/12 ,  C23F3/06

CPC分类号： C23F3/06 ,  B08B3/08 ,  B08B3/10 ,  B08B17/00 ,  C09K13/00 ,  C09K13/02 ,  C09K13/12 ,  C23G1/08 ,  B08B2203/007

摘要： The present invention is in the field of chemical cleaning and surface treatments for a stainless steel substrate. In particular, the present invention provides a method, kit and use of specific solutions for removing and preferably preventing the formation of rouging (e.g. class I, II and/or III) on a stainless steel substrate, which may be used as processing station or production unit.

公开(公告)号：US20200024751A1

公开(公告)日：2020-01-23

申请号：US16147918

申请日：2018-10-01

申请人： TECHNOCHIM SA

发明人： Groulard Frédéric ,  François Tosar ,  Juliette Louche

IPC分类号： C23F3/06 ,  B08B3/08 ,  B08B3/10 ,  B08B17/00 ,  C09K13/12 ,  C09K13/00 ,  C09K13/02

摘要： The present invention is in the field of chemical cleaning and surface treatments for a stainless steel substrate. In particular, the present invention provides a method, kit and use of specific solutions for removing and preferably preventing the formation of rouging (e.g. class I, II and/or III) on a stainless steel substrate, which may be used as processing station or production unit.

公开(公告)号：US20230349051A1

公开(公告)日：2023-11-02

申请号：US18140752

申请日：2023-04-28

申请人： TECHNOCHIM SA

发明人： Frédéric GROULARD ,  Juliette LOUCHE ,  Coraline CLAEYS

IPC分类号： C23G1/19 ,  C23G1/08 ,  C11D3/04 ,  C11D3/00 ,  C11D11/00

CPC分类号： C23G1/19 ,  C11D3/0042 ,  C11D3/042 ,  C11D3/044 ,  C11D3/046 ,  C11D11/0029 ,  C23G1/081 ,  C23G1/085

摘要： The present invention is in the field of chemical cleaning and surface treatments for a stainless steel substrate. In particular, the present invention provides a method, kit and use of specific solutions for removing rouging (class I, II and/or III) and/or blacking from a stainless steel substrate, which may be used as processing station or production unit.

公开(公告)号：US10711352B2

公开(公告)日：2020-07-14

申请号：US15428270

申请日：2017-02-09

申请人： TECHNOCHIM SA

发明人： Frédéric Groulard ,  François Tosar

IPC分类号： C11D7/10 ,  C11D7/26 ,  C23F11/04 ,  C23G1/08 ,  C23C22/46 ,  C11D3/20 ,  B08B3/04 ,  C11D3/04 ,  C02F5/10

摘要： Provided herein is a reductive solution for preventing rouge formation on stainless steel, said solution comprising complexing anions, Fe2+, and, optionally, one or more pH modifiers. Further provided are methods for manufacturing said solution, methods for prevention of rouge formation on stainless steel surfaces, and related uses of the aforementioned reductive solution.

公开(公告)号：US20170342570A1

公开(公告)日：2017-11-30

申请号：US15428270

申请日：2017-02-09

申请人： TECHNOCHIM SA

发明人： Frédéric Groulard ,  François Tosar

IPC分类号： C23F11/04

摘要： Provided herein is a reductive solution for preventing rouge formation on stainless steel, said solution comprising complexing anions, Fe2+, and, optionally, one or more pH modifiers. Further provided are methods for manufacturing said solution, methods for prevention of rouge formation on stainless steel surfaces, and related uses of the aforementioned reductive solution.