IP Library › Granted Patent US 9,686,996
Granted Patent B2
US 9,686,996 · App. 15/040,019 · Granted Jun 27, 2017

Synergistic antimicrobial composition

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Quick Facts
Patent No.
US 9,686,996
App. No.
15/040,019
Granted
Jun 27, 2017
Kind
B2
Abstract

A synergistic antimicrobial composition having two components. The first component is a hydroxymethyl-substituted phosphorus compound. The second component is one of the following biocides: hexahydro-1,3,5-tris(2-hydroxyethyl)-s-triazine, 2,6-dimethyl-1,3-dioxan-4-yl acetate or ortho-phenylphenol or its alkali metal or ammonium salts.

Claims (2)

1. A synergistic antimicrobial composition comprising:

(a) tetrakis(hydroxymethyl)phosphonium sulfate and (b) hexahydro-1,3,5-tris(2-hydroxyethyl)-s-triazine; wherein a weight ratio of tetrakis(hydroxymethyl)phosphonium sulfate to hexahydro-1,3,5-tris(2-hydroxyethyl)-s-triazine is from 9:1 to 1:9.

Assignments (5)
CHANGE OF LEGAL ENTITY Recorded Nov 28, 2020
From: DDP SPECIALTY ELECTRONIC MATERIALS US, INC.
To: DDP SPECIALTY ELECTRONIC MATERIALS US, LLC.
Reel/Frame 054530/0384 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 28, 2020
From: DOW GLOBAL TECHNOLOGIES LLC
To: THE DOW CHEMICAL COMPANY
Reel/Frame 054531/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 28, 2020
From: THE DOW CHEMICAL COMPANY
To: DDP SPECIALTY ELECTRONIC MATERIALS US, INC.
Reel/Frame 054533/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 28, 2020
From: DDP SPECIALTY ELECTRONIC MATERIALS US, LLC.
To: NUTRITION & BIOSCIENCES USA 1, LLC
Reel/Frame 054533/0575 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 24, 2017
From: YIN, BEI
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 042550/0946 →