Abstract: A preservative system comprising iodopropynyl butyl carbamate and phenoxyethanol at a weight ratio of iodopropynyl butyl carbamate to phenoxyethanol within the range of about 1:90 to about 1:400 shows a broad anti-microbial effect and can permit use of the preservative system at a low level in end use products such as personal care products.
Type:
Grant
Filed:
April 22, 1998
Date of Patent:
August 19, 2003
Assignees:
Nipa Laboratories, LTD., Johnson & Johnson Consumer Companes, Inc.
Inventors:
Michael Salmon, Sandra Sidney, Dene Clifford Godfrey