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Article: New York Inventors Develop Aromatic Polymer Foam Sheet Making Process
- Article from:
- US Fed News Service, Including US State News
- Article date:
- December 15, 2007
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ALEXANDRIA, Va., Dec. 15 -- Yash Paul Handa of Pittsford, N.Y., and Gary A. Francis of Canandaigua, N.Y., have developed a process for making an alkenyl aromatic polymer foam sheet.
According to the U.S. Patent & Trademark Office: "A blowing agent blend for making thermoplastic polymer foams comprises methyl formate. The blowing agent blend can further comprise at least one co-blowing agent. The co-blowing agent is either a physical co-blowing agent (e.g. an inorganic agent, a hydrocarbon, a halogenated hydrocarbon, a hydrocarbon with polar, functional group(s), water or any combination thereof), or a chemical co-blowing agent, or combinations thereof. The thermoplastic polymer foam can ...