Antimicrobial compositions, process for preparing the same and use
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A01N-059/20
A01N-025/26
출원번호
US-0742963
(1991-08-09)
발명자
/ 주소
Jacobson Howard W. (Wilmington DE) Scholla Michael H. (Wilmington DE) Samuels Sam L. (Claymont DE)
출원인 / 주소
E. I. Du Pont de Nemours and Company (Wilmington DE 02)
인용정보
피인용 횟수 :
149인용 특허 :
0
초록▼
An antimicrobial composition comprising an inorganic particle with a first coating providing antimicrobial properties and a second coating providing a protective function, method for preparing the same and uses; further processes for producing polymeric articles and a method for controlling microorg
An antimicrobial composition comprising an inorganic particle with a first coating providing antimicrobial properties and a second coating providing a protective function, method for preparing the same and uses; further processes for producing polymeric articles and a method for controlling microorganisms.
대표청구항▼
An antimicrobial composition comprising tens of microns to submicron inorganic core particles selected form the group consisting of the oxides of titanium, aluminum, zinc and copper, sulfates of calcium, strontium and barium, zinc sulfide, copper sulfide, zeolites, mica, talc, kaolin, mullite and si
An antimicrobial composition comprising tens of microns to submicron inorganic core particles selected form the group consisting of the oxides of titanium, aluminum, zinc and copper, sulfates of calcium, strontium and barium, zinc sulfide, copper sulfide, zeolites, mica, talc, kaolin, mullite and silica, said core particles having a primary surface coating, comprising 0.05 to 20% by weight based on the core particles, of a metal or metal compound having antimicrobial properties selected from the group consisting of silver, silver oxide, silver halides, copper, copper (I) oxide, copper (II) oxide, copper sulfide, zinc oxide, zinc sulfide, zinc silicate and mixtures thereof, which are coated with a secondary protective layer comprising 0.5 to 20% by weight and is selected from the group consisting of silica, silicates, borosilicates, aluminosilicates, alumina, aluminum phosphate and mixtures thereof.
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