Details

A - Human Necessities

01

N

A01N 57/34 (2006.01) A01N 25/08 (2006.01) A01N 25/10 (2006.01) A01N 57/20 (2006.01)

Patent

CA 2557585

A phosphonium compound embedded in a matrix substrate wherein the phosphonium compound is selected from a group consisting of tris (hydroxyorgano) phosphine (THP), a THP?+¿ salt (tetrakis (hydroxyorgano) phosphonium salt) or a condensate of THP and a nitrogen containing compound. The compound may be used to reduce the numbers of micro­ organisms in industrial systems and may also be used to reduce iron carbonate or iron, lead and zinc scale deposits.

La présente invention concerne un composé de phosphonium intégré dans un substrat de matrice. Ce composé de phosphonium est choisi dans le groupe formé par tris (hydroxyorgano) phosphine (THP), un sel de THP+ (tétrakis (hydroxyorgano) sel de phosphonium) ou un condensat de THP et un composé contenant de l'azote. Ledit composé peut être utilisé pour réduire le nombre de micro-organismes dans des systèmes industriels et pour réduire des dépôts de tartre contenant du carbonate de fer ou du fer, du plomb et du zinc.

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