IP Library › Granted Patent US 8,557,266
Granted Patent B2
US 8,557,266 · App. 13/382,407 · Granted Oct 15, 2013

Synergistic antimicrobial composition

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Quick Facts
Patent No.
US 8,557,266
App. No.
13/382,407
Granted
Oct 15, 2013
Kind
B2
Abstract

A synergistic antimicrobial composition comprising: (a) a hydroxymethyl-substituted phosphorus compound selected from the group consisting of tetrakis(hydroxymethyl)phoshponium salts and tris(hydroxymethyl)phosphine; and (b) tris(hydroxymethyl)nitromethane.

Claims (1)

1. A synergistic antimicrobial composition comprising: (a) tetrakis(hydroxymethyl)phosphonium sulfate; and (b) tris(hydroxymethyl)nitromethane; wherein a weight ratio of tetrakis(hydroxymethyl)phosphonium sulfate to tris(hydroxymethyl)nitromethane is from 3:1 to 1:8.

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 Sep 13, 2013
From: YIN, BEI
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 031203/0235 →