Chemical synthesis methods(condensation polymerization and ring-opening polymerization), structures and properties of poly(lactic acid), especial poly(L-lactic acid) in rencent years are briefly reviewed.
简述了近年来聚乳酸(PLA)尤其是聚左旋乳酸(PLLA)的化学合成方法(缩合聚合和开环聚合)及其结构与性能,并对这类材料的应用和发展作了展望。
In this paper the equilibrium process of closed system and the equilibrium move of opened system in condensation polymerization were investigated.
研究了缩合聚合反应封闭体系的平衡过程和开放体系的平衡移动 ,研究了小分子放出对平衡移动的驱动作用 ,探讨了这种驱动作用的热力学意义 ,提出了自由能守恒的概念 。
The PF resins were prepared by condensation polymerization,and the magnetic PF microspheres are synthesized by codeposition.
运用缩合聚合法制备出PF凝胶,并在此基础上以共沉淀法合成出磁性PF微球。
A water soluble polyester sizing agent for polyester warp yarn was synthesized by the processes of ester exchange reaction, estrification and polycondensation, and the influences of polycondensation monomers on product properties were studied.
采用酯交换直接酯化缩聚工艺合成了可用于聚酯经纱上浆的水溶性聚酯浆料 ,并探讨了缩聚单体对产物性能的影响。
Investigation on Hydrolysis of Trialkoxysilane and Their Condensation Polymers;
三烷氧基硅烷水解及缩合聚合物研究
Synthesis of Polystyrene-b-Polycarbonate-b-Polystyrene and Polycarbonate-g-Polystyrene by the Combination of Condensation Polymerization and Atom Transfer Radical Polymerization;
原子转移自由基聚合与缩合聚合相结合聚苯乙烯/聚碳酸酯嵌段及接枝共聚物的合成
For this reason such reactions are frequently termed condensation polymerizations.
根据这个理由，常常把这种反应定义为缩合聚合。
and gas in outer space.
和气体收缩聚合而成。
polyvinyl butyral cementing agent
聚乙烯醇缩丁醛粘合剂
Synthesis of Branched Block Copolymer via Vinyl Self-Condensing Polymerization (SCVP);
自缩合乙烯基聚合制备嵌段型支化聚合物
melamine-urea copolycondensation resin adhesives for wood
三聚氰胺-尿素共缩聚树脂木材粘合剂
Direct synthesis of poly(L-lactic acid) by melt polycondensation
熔融缩聚法直接合成聚L-乳酸的研究
Two types of polymerization are recognized: (1)condensation polymerization and (2) addition polymerization.
人们已知有两种聚合方式：(1)缩聚,(2)加聚。
Condensation polymers from cardanol, formaldehyde and amine (PCX) are systhesized by copolycondensation, then are reacted with epoxy resin to form coating films.
用共缩聚的方法，由腰果酚、甲醛和多元胺合成腰果酚缩醛胺聚合物。
Interfacial Polycondensation Ⅷ A Basic Study on the Synthesis of Polycarbonate by Phosgenation Interracial Polycondensation"One Step Method"
界面缩聚Ⅷ 合成聚碳酸酯的光气化——界面缩聚“一步法”基础研究
THE PREPARATION AND APPLICATION OF MODIFYING POLYVINYL FORMAL ADHESIVE FOR BUILDING ENGINEERING
改性聚乙烯醇缩甲醛胶的合成及应用
Study on Synthesis and Properties of Co-condensated MPF Resin;
MPF共缩聚树脂的合成与性能研究
Study on the Characters of Pyrolysis Condensation of Coal-tar Pitch/carbon Composite
煤沥青/炭复合物料热解缩聚行为研究
Study on Synthesis and Properties of Co-condensated PUF Resin
PUF共缩聚树脂的合成及其性能研究
The Compression Storage and Multi-dimensional Aggregation of NetFlow Traffic Data
NetFlow流量数据的压缩存储与多维度聚合
PREPARATION OF BAMBOO CHARCOAL/POLYVINYL FORMAL COMPOSITE MATERIAL
竹炭/聚乙烯醇缩甲醛复合材料的制备
Preparation of Novel Polyvinyl Formal Composits
新型聚乙烯醇缩甲醛复合材料的制备
