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- Both amides and sullenly amides,used as the third monomer,are studied in modem PPTA. 研究了醚酰胺和砜酰胺作为第三单体对聚对苯二甲酰对苯二胺(PPTA)的改性。
- Vanillic acid is the third monomer suitable for modifying PHB/PET binary copolyester. 香草酸是最适合于PHB/PET体系共聚改性的第三单体。
- The third monomer that used in the commercial production of EPDM was selected from ENB, DCPD and 1,4-HD. 目前全部工业生产的三元乙丙橡胶都是以5-亚乙基-2-降冰片烯、双环戊二烯或1,4-已二烯为第三单体。
- The solubility of PPTA copolymer was improved obviously with third monomer adding, but heat resistance of polymer was influenced. 选用含有醚键和甲烷基结构的第三单体,制备了不同第三单体配比的PPTA共聚物并制备出纤维。
- It was concluded that the dye uptake difference between A and B line of JinYang brand finished fiber was caused by the decrease of sodion in the third monomer. 采用高效液相色谱电导检测室,跟踪分析纺丝前工段各溶液中杂质含量。
- PPTA fiber was a kind of high strength, high modulus, high temperature resistant fiber.The 3,4'-ODA was added as the third monomer in the copolymerization. 通过添加第三单体3,4'-二氨基二苯醚(3,4'-ODA)对聚对苯二甲酰对苯二胺(PPTA)进行改性,能够使其在极性有机溶剂中聚合并得到聚合物纺丝原液。
- PPTA fiber was a kind of high strength, high modulus, high temperature resistant fiber.The 3, 4'-ODA was added as the third monomer in the copolymerization. 摘要通过添加第三单体3,4'-二氨基二苯醚(3,4'-ODA)对聚对苯二甲酰对苯二胺(PPTA)进行改性,能够使其在极性有机溶剂中聚合并得到聚合物纺丝原液。
- Content of the third monomer of JinYang brand finished fiber ( sodium ( - sulpho - alkyl methacrylate) in which the dye uptake difference exists was analyzed with atomic absorption instrument. 利用原子吸收仪,分析上色率存在差异的金阳成品纤维第三单体(甲基丙烯磺酸钠)含量,确定金阳牌成品纤维A、B生产线上色率差异是由于第三单体上钠离子减少所致。
- Abstract: Eight types of modified PHB/PET terpolyeaters containing eight types of third monomers are synthesized by melted state copolycondensation. 摘要: 精选八种具有不同结构特征的第三单体,以熔融缩聚法合成了八种改性PHB/PET共聚酯。
- New York City's Third Avenue is full of gin mills. 纽约市第3大街上小酒吧林立。
- Keywords EPDM;third monomer ENB;joint strip of heat resistant rubber; 三元乙丙橡胶(EPDM);第三单体ENB;耐温橡胶嵌条;
- He will come to see you on the third of April. 他将于四月三日来看你。
- By addition of third monomers,chain extenders and regulators,the chemical structure of the copolymers can be modified and the molecular weights and functionalities of the copolymers can be controlled. 该反应现已能够较顺利地实现。反应中加入第三单体、扩链剂、调节剂,可以使共聚物具有不同的化学结构,以及能随意控制分子量和官能度。
- There are some vacant offices on the third floor. 四楼有几间空著的办公室。
- He kicked the car down from third to second. 他把汽车排档从3档降为2档。
- She won two third places in the seven events. 她在七项比赛中得了两个第三名。
- This tennis player ranked third in the world. 这位网球运动员排名世界第三。
- China belongs to the third world country. 中国属于第三世界国家。
- At the end of the third scene the actress exits. 该女演员于第三场结束时退场。
- Unreacted monomer is stripped and recycled. 未反应单体经汽提后回收。