This paper introduced the preparation of polyvinylamine ( PAVm) by Hofmann degradation of polyacry  ̄ lamide, its reaction mechanisms and application as a new polymeric additive in papermaking industry. 描述了由聚丙烯酰胺合成聚乙烯胺的霍夫曼(Hofmann)降级反应及其反应机理,介绍了聚乙烯胺作为新型高分子助剂在造纸工业中的应用。
Hofmann degradation of St-g-PAM/ BA copolymer St-g-PAM/BA共聚物的Hofmann降解反应
Hofmann Degradation of Macroporous Polyacrylamide Resin(ⅱ) 大孔聚丙烯酰胺树脂的Hofmann降解反应(Ⅱ)
9-Amino-pelargonic acid was synthesized from sebacic acid through mono-esterification, ammonolysis and Hofmann's degradation. 9-氨基壬酸系从癸二酸经单酯化、氨化和Hofmann重排制得。
Preparation of Polyvinylamine by Hofmann Degradation 聚乙烯胺的Hofmann降级反应合成
In this paper, the synthesis of difluoro [ 2,2] paracyclophane by Hofmann degradation reaction is reported and the mechanism and the factors which affect the reaction are discussed briefly. 研究了霍夫曼降解反应合成二氟[2,2]对环番及影响反应的因素并对反应的模式进行了简单的讨论。
The Hofmann degradation reacted under the room temperature, taking about one hour while whisked and converting completely with the selectivity 98%. Hofmann降解反应在室温下进行,搅拌反应一小时,转化完全,选择性98%。