Invista (Wichita, Kansas / USA; www.invista.com) has started up a new 215,000 t/y plant for hexamethylene diamine (HMD) at its site in China’s Shanghai Chemical Industry Park. The PA 6.6 specialist ...

Key Laboratory of Medicinal Chemistry for Natural Resource of Yunnan, University Ministry of Education, School of Chemical Science and Technology, Yunnan University, Kunming 650091, P. R. China ...

All chemical reactions involve an energy change. We categorise reactions by the direction of this energy change. If energy is released by a reaction, the reaction is exothermic. If energy is absorbed ...

FOR many years plant anatomists have used macerating techniques 1–3 which subject plant-tissues to either destructive oxidizing agents (usually chromic acid), concentrated acid or alkali ...

The group did not specify the plant’s capacity, saying only that it would enhance its vertically integrated position in the marketplace. Nylon salt is made from adipic acid and hexamethylenediamine, ...

In addition to nylon 6/6, Ascend is converting used cooking oil into acrylonitrile, hexamethylene diamine (HMD) and adipic acid. The new materials are part of the firm's Bioserve-brand portfolio.

"This reaction should be observed in the upper atmosphere of Mars." Scientists have discovered a new way oxygen can form in carbon-dioxide-rich atmospheres of worlds beyond our own ...

Prosecutors also alleged that Spafford was in possession of a jar of hexamethylene triperoxide diamine — or HMTD — a highly volatile compound used in high profile terrorist acts including the ...

HOUSTON, Dec. 18, 2024 /PRNewswire/ -- Ascend Performance Materials announced today the successful production of acrylonitrile, hexamethylene diamine, adipic acid and nylon 6,6 from feedstocks ...

HOUSTON, Dec. 18, 2024 /PRNewswire/ -- Ascend Performance Materials announced today the successful production of acrylonitrile, hexamethylene diamine, adipic acid and nylon 6,6 from feedstocks derived ...

HOUSTON, Dec. 18, 2024 /PRNewswire/ — Ascend Performance Materials announced today the successful production of acrylonitrile, hexamethylene diamine, adipic acid and nylon 6,6 from feedstocks derived ...