被引排行
国外水性聚氨酯研究新进展
Recent Progress of Waterborne Polyurethanes at abroad
李建宗,李士杰 Li Jang Zhong;本文系统地介绍了近年来国外关于水性聚氨酯的制备、性能、应用以及改性的研究状况。
The preparation, Properties and applies of waterbome Polyurethanes at abroad at recent are reviewed. This article also described the development of modified of the Waterbome Polyurethanes.
丙烯酸酯胶粘剂研究进展
Developments of acrylate adhesives
熊林,王建营,延玺,胡文祥 XIONG Lin 1,2 ,WANG Jian ying 1 ,YAN Xi 2 ,HU Wen xiang 1 (1. Institute of Military Medicine, Headquarters of General Equipment, Beijing 100101, China; 2. Department of chemistry, Beijing Normal University, Beijing 100875, China)分析了丙烯酸酯的反应特点 ,介绍了以丙烯酸酯主要原料的几种胶粘剂的组分及其应用 ,讲述了当今国内外丙烯酸酯胶粘剂的研究趋势和研究进展
This paper introduces the characterisitics of acrylates in chemistry reactions and the compositions, and the applications of acrylate adhesive and provides their research current and development at home and abroad.
我国胶粘剂工业发展趋势与对策
Development trend and game of adhesives industry in China
龚辈凡 GONG Bei fan (China national Adhesives Industry Association, beijing 100027, China)介绍了世界合成胶粘剂的现状与趋向 ,评述中国胶粘剂工业现状与趋势 ,并提出具体的发展对策
Present situation and trend of world synthetic adhesives are introduced. Present situation and trend of adhesive industry in China are commented, and the concrete development game are put forward.
高性能水性聚氨酯胶粘剂
High-performance water-borne polyurethane adhesives
张首文,王文军,李红旭,刘春梅 ZHANG Shou wen, WANG Wen jun, LI Hong xu, LIU Chun mei (Dalian Institute of Chemical Physics, Chinese Academy of Sciences, KaiHua Co., Ltd. Dalian, 116011, China)综述了国内外水性聚氨酯进展概况 ,指出亲水性单体引入聚氨酯预聚体后自乳化是目前制备水性聚氨酯的主要方法。结合作者一些实际工作经验探讨了改进和提高水性聚氨酯性能的途径和方法 ,最后对发展我国高性能水性聚氨酯胶粘剂进行了展望
The developments of water borne polyurethane are reviewed in the paper, and it is pointed that chainextending using of hydrophilic monomer in the polyurethane prepolymer as well as self emulsifying are the preferred process for the preparation of the water borne polyurethane. It is discussed on how to improve the properties of the said water borne polyurethane based on some experiments of the authors, then some suggestions about R&D in this field are proposed.
碳纤维增强树脂基复合材料的最新应用现状
The latest application status of carbon fiber reinforced resin matrix composites
彭金涛;任天斌; Peng Jintao;Ren Tianbin;介绍了碳纤维增强树脂基复合材料的性能特点,结合碳纤维增强树脂基复合材料的优异性能,讨论了其在新能源(风力发电、钻井采油和天然气储存)、汽车(外覆盖件、刹车片和涡轮增压)和航空航天(民用飞机、战略导弹)领域的最新应用。最后对碳纤维增强树脂基复合材料未来的发展方向进行了展望。
The performance features of carbon fiber reinforced resin matrix composite were introduced. Incombination with the excellent properties of carbon fiber reinforced resin matrix composites,its newest applicationswere discussed in new energy field(such as wind power generation,oil drilling,and natural gas storage),automobilefield(such as outer covering parts,brake pads,and turbocharged),and aerospace field(such as civilian aircraft,andstrategic missile). Finally,the future development direction of carbon fiber reinforced resin matrix composite wasexpected.
低毒脲醛树脂的合成机理
The Synthesis Mechanism of Low Toxic Urea-Formaldehyde Resin
顾丽莉,罗云,刘静,宋红 Gu Li Li(Chem. Eng. Dept. of Yunnan Poly-technic University, Kunming, 650051)Luo Yun (Yunnan Forest Products Industry Company,Kunming,650031)Liu Jing (Chem.Dept. of Southwest Jiao Tong University,Chengdu,610031)Shong Hong (Sichuan Forest Science Institute应用胶体理论，在不脱水，不增加过多改性剂的基础上，探索了低毒脲醛树脂胶的合成机理，所得波达到GB/14732-93要求，制得的刨花板满足GB／T4897－92A类板一等品要求，甲醛释放量达到欧洲E2级。
A urea-formaldehyde resin which has low content of free formaldehyde has been developed on the basis of colloidaldispersion therory. Its synthesis mechanism was discussed.The adhesive was good in bonding strength.Its physical andtechnical properties meet the needs of GB/T14732-93 and the particle board bonded with jlit meet the GB/T14732-92(A-I), and its emitted formaldehyde meet the E2 standard.
聚乙烯醇缩丁醛树脂的研究与应用
Study and application of polyvinyl butyral resin
李国东;张毅; LI Guo-dong, ZHANG Yi (Tianjin Yanhua New Material Co. Ltd.,Tianjin 300385)综述了聚乙烯醇缩丁醛树脂的生产原理、一步法、二步法生产工艺以及溶解法、沉淀法生产工艺, 并对不同生产工艺进行了比较;介绍了聚乙烯醇缩丁醛树脂的结构与性能的关系以及其在安全玻璃、胶粘剂、陶瓷花纸等领域的应用;概述了国内外发展现状、新技术的应用状况,展望了技术、应用的发展动态。
The manufacturing principle and processes for polyvinyl butyral were reviewed. The difference manufacturing processes include one step processes,two step processes,solution method and precipitation method,were generally described. The relationship between structure and property were discussed and some application field,such as safety glass,adhesive ect. were introduced. The present research and application state were briefly described. Future development,technology and application were also predicted.
丙烯酸酯-聚氨酯改性乳液的性能研究
Study on the properties of modified acrylic-polyurethane emulsion
李延科,凌爱莲,桑鸿勋 LI Yan ke, LING Ai lian, SANG Hong xun (Department of applied chemistry, school of environment and energy engineering, Beijing Polytechnic University, Beijing 100022, China)用丙烯酸酯对水性聚氨酯 (PU)进行共混和共聚改性 ,并对改性效果进行了研究。结果表明 :同改性前的丙烯酸乳液 (PA)乳液及PU乳液相比 ,改性使乳液的粒径、粒子形态发生改变 ,使耐热性、耐溶剂性及粘接强度提高
Water borne polyurethane is modified with Acrylic ester by the ways of copolymerization and mechanical mixture, and the modifying effects are studied. The results show that the particle size and shape of copolymerization emulsion are greatly changed and thermodynamic stability, solvent resistance and adhesion power increase, compared with acrylic emulsion and PU emulsion.
海洋生物及其粘附机理——微生物、小型海藻、巨型海藻、贻贝
Marine organisms and their adhesion-microbial,microalgal, macroalgal, mussel
宋永香,王志政 SONG Yong xiang 1 ,WANG Zhi zheng 2 (1.Shangdong light Industry college, Qingdao 266112, China; 2. Marine Chemical Institute, Qingdao 266071, China)主要介绍海洋生物中微生物、小型海藻、巨型海藻、贻贝等的粘附机理 ,这对于应用于外科和牙科领域的仿生胶粘剂及海洋防污涂层的研制有着重要的意义
The adhesion mechanisms of microbial, microalgal, macroalgal, mussel are described in this paper. It is very useful in the research of chirurgery and dentistry adhesives and marine antifouling coatings.
环氧树脂改性研究新进展
Recent advances in modified epoxy resin
欧召阳,马文石,潘慧铭 OU Zhao-yang MA Wen-shi PAN Hui-ming (Institute of Material Science, South China University of Technology, Guang Zhou 510640, China)就弹性体、热塑性树脂、膨胀单体聚合物改性环氧树脂的研究 ,在近年来取得的新成就进行了概述
The recent research successes of modified epoxy resin by elastic body, thermoplastic resin and expansive monomer polymer are reviewed in this paper.