NOW AVAILABLE! - C&EN Global Enterprise (ACS Publications)

Nov 6, 2010 - Advertisements that appeared within the print issues of Chem. Eng. News have been included in the C&EN Archives to provide a ...
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NOW AVAILABLE!

PMDA Pyromellitic Dianhydride Suggested uses: Curing agent for epoxy resins used in high temperature laminates, molds, coatings; thermally stable polyimide films; cross-linking agent for epoxy plasticizers in vinyls, in alkyd resins; intermediate for electrical grade non-fogging plasticizers and high temperature lubricants; general chemical syntheses.

Pyromellitic Acid Suggested uses: Intermediate for poly­ esters and polyamides used in electrical and non-fogging plasticizers, lubricants and waxes. Epoxy curing agent.

AVAILABLE IN COMMERCIAL QUANTITIES

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HEXAGON LABORATORIES, INC. 3536 Peartree Ave., Bronx, N.Y. 10469

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(212) FA 4-7550 C&ΕΝ

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