Synthesis of hexamethylene-1,6-dicarbamate by methoxycarbonylation of 1,6-hexamethylene diamine with dimethyl carbonate over bulk and hybrid heteropoly acid catalyst
Sign Up to like & getrecommendations! Published in 2017 at "Research on Chemical Intermediates"
DOI: 10.1007/s11164-017-3030-4
Abstract: Synthesis of HDC by methoxycarbonylation of HDA with DMC was carried out over the bulk and hybrid heteropoly acid (HPA) catalyst. The catalysts were systematically characterized by XRD, FTIR, SEM and NH3-TPD techniques. The by-products… read more here.
Keywords: heteropoly acid; bulk hybrid; hexamethylene; hybrid heteropoly ... See more keywords
Zn-Co bimetallic supported ZSM-5 catalyst for phosgene-free synthesis of hexamethylene–1,6–diisocyanate by thermal decomposition of hexamethylene–1,6–dicarbamate
Sign Up to like & getrecommendations! Published in 2017 at "Chinese Chemical Letters"
DOI: 10.1016/j.cclet.2017.03.015
Abstract: Abstract A set of mono- and bimetallic (Zn-Co) supported ZSM-5 catalysts was first prepared by PEG-additive method. The physicochemical properties of the catalysts were investigated by FTIR, XPS, XRD, N 2 adsorption-desorption measurements, SEM, EDS… read more here.
Keywords: bimetallic supported; zsm catalyst; hexamethylene; thermal decomposition ... See more keywords