公开(公告)号：US20230232823A1

公开(公告)日：2023-07-27

申请号：US17999486

申请日：2021-05-26

Applicant: OMYA INTERNATIONAL AG

Inventor： Jamal FTOUNI ,  Sarah GYSIN

IPC: A01N25/26 ,  A01N59/20 ,  A01N59/16 ,  A01P1/00 ,  C09C1/02 ,  C09C3/08 ,  C08K9/04 ,  C09D7/62 ,  C09D7/40 ,  C09J11/06

CPC classification number: A01N25/26 ,  A01N59/20 ,  A01N59/16 ,  A01P1/00 ,  C09C1/021 ,  C09C3/08 ,  C08K9/04 ,  C09D7/62 ,  C09D7/68 ,  C09D7/69 ,  C09J11/06 ,  C01P2004/62 ,  C01P2004/61 ,  C01P2006/12 ,  C08K2201/005 ,  C08K2201/006

Abstract: The present invention relates to a hydrophobic antimicrobial agent comprising a mineral material, which is surface coated with a copper and/or silver salt of at least one fatty acid, a method for its manufacture, wherein at least one fatty acid and at least one copper and/or silver salt are dissolved in a non-aqueous solvent, the solutions are combined, the copper and/or silver salt of the at east one fatty acid is precipitated by adding water, separated, and surface coated onto the mineral material. Furthermore, the present invention relates to the hydrophobic antimicrobial agent obtained by said method, the use thereof as a filler, products comprising the hydrophobic antimicrobial agent, and the use of a copper and/or silver salt of at least one fatty acid for surface coating a mineral material.

公开(公告)号：US20210114891A1

公开(公告)日：2021-04-22

申请号：US17058354

申请日：2019-05-31

Applicant: OMYA INTERNATIONAL AG

Inventor： Fabio IPPOLITO ,  Sarah GYSIN ,  Jamal FTOUNI

IPC: C01F5/16 ,  C09C1/02 ,  C09C3/12 ,  C09C3/04

Abstract: The present invention refers to a process for the preparation of a surface-treated magnesium hydroxide-comprising material, a surface-treated magnesium hydroxide-comprising material as well as the use of the surface-treated magnesium hydroxide-comprising material in polymer composition, in paper making, paper coatings, agricultural applications, paints, adhesives, sealants, composite materials, wood composite materials, construction applications, pharma applications and/or cosmetic applications as well as surrounding materials, wherein the surface treatment agent of the surface-treated magnesium hydroxide-comprising material is undergoing a reaction with the surrounding material.