IP Library › Granted Patent US 8,119,670
Granted Patent B2
US 8,119,670 · App. 13/085,928 · Granted Feb 21, 2012

Antimicrobial composition useful for preserving wood

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Quick Facts
Patent No.
US 8,119,670
App. No.
13/085,928
Granted
Feb 21, 2012
Kind
B2
Abstract

Antimicrobial compositions useful for preserving wood, and comprising a variety of antimicrobial compounds.

Claims (4)

1. A synergistic antimicrobial composition comprising:

(a) propiconazole; and

(b) a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one, wherein a weight ratio of propiconazole to a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one is from 1/0.011 to 1/0.12; and 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one are present in a weight ratio from 3.5:1 to 2.5:1.

2. The synergistic antimicrobial composition of claim 1 in which 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one are present in a weight ratio of about 3:1.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 8, 2021
From: ROHM AND HAAS COMPANY
To: DDP SPECIALTY ELECTRONIC MATERIALS US 8, LLC
Reel/Frame 054928/0191 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 8, 2021
From: DDP SPECIALTY ELECTRONIC MATERIALS US 8, LLC
To: NUTRITION & BIOSCIENCES USA 2, LLC
Reel/Frame 054928/0289 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 19, 2012
From: ASHMORE, JOHN W.; CHIA, LI LIANG; EL A'MMA, BEVERLY J.
To: ROHM AND HAAS COMPANY
Reel/Frame 027560/0356 →