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Polyhexamethylene guanidine (PHMG) is a guanidine derivative that is used as a biocidal disinfectant, often in the form of its salt polyhexamethylene guanidine phosphate (PHMG-P). Studies have shown that PHMG in solution has fungicidal as well as bactericidal activity against both Gram-positive and Gram-negative bacteria . [ 2 ]
Rinaldi was raised in Belleville New Jersey. He earned his BS and MS in chemical engineering from New Jersey Institute of Technology in 1968 and 1976, respectively. [8] As an undergraduate he served as president of Theta Chi Fraternity, president of the Inter-fraternity Council and president of the Class of 1968.
In 1998, PHMG was founded as PleaseHoldUK in Chester, England.Its office relocated to Manchester in 2000, where the global headquarters has been based since. The agency has rebranded several times. PleaseHoldUK became PH Media Group in 2008, before transitioning to PHMG in 2016. Following significant growth into new territories, the company underwent its most recent
Reckitt Benckiser Korea submitted a toxicity report on PHMG to prosecutors in January 2016; prosecutors were also investigating allegations that the company suppressed data showing PHMG to be toxic in the report it had submitted. [66] In April 2016, a coalition of consumer groups called for a boycott of the company. [67]
Great Lakes Chemical Company was founded in Michigan in 1936 to extract bromine from underground salt water brine deposits. It was acquired by McClanahan Oil in 1948 and rechristened Great Lakes Oil and Chemical Company, but by 1960 the company had moved away from oil and gas, instead focusing on the research and production of bromine-based chemicals.
Chevron Phillips Chemical (CPChem) is a petrochemical company that is a 50/50 joint venture between Chevron Corporation and Phillips 66.The company was formed July 1, 2000, by merging the chemicals operations of both Chevron Corporation and Phillips Petroleum Company.
Allied Corp. was a major American company with operations in the chemical, aerospace, automotive, oil and gas industries. It was initially formed in 1920 as the Allied Chemical and Dye Corporation as an amalgamation of five chemical companies. In 1958, it was renamed Allied Chemical Corporation when it diversified into oil and gas exploration.
Sigma Advanced Genetic Engineering (SAGE) Labs is a division within Sigma-Aldrich that specializes in genetic manipulation of in vivo systems for special research and development applications. It was formed in 2008 to investigate zinc finger nuclease technology and its application for disease research models.