Author: admin

Abstract

The invention discloses a hemicellulose grafting copolymerization method. The method mainly comprises the following steps: under the action of ultraviolet irradiation and ultrasonic wave enhancement,hemicelluloses...

Abstract

The invention discloses a Laves-phase Cr2Nb-based high-temperature alloy. The chemical formula of the Laves-phase Cr2Nb-based high-temperature alloy is Cr-12Nb-5Ti-5Mo-5Si, the volume fraction of Cr2Nb in...