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1)  ethylene-norbornene copolymer
乙烯-降冰片烯共聚物
2)  ethyl ene-propylene-ethylidencnorbomene copolymer
乙烯-丙烯-乙叉降冰片烯共聚物
3)  4,7-Methano-1H-indene, 3a,4,7,7a-tetrahydro-, polymer with ethene, 5-ethylidenebicyclo[2.2.1]hept-2-ene and 1-propene
乙烯、丙烯、次乙基降冰片烯和二聚环戊二烯的共聚物
4)  polynorbornlene
聚降冰片烯
1.
The histories of experimental and theoretical development of all kinds of SMP, such as polynorbornlene, trans polyisoprene, crosslinked polyethylene and polyurethane were given and the applications of SMP in medical treatment, packaging, building, toy, autocar and equipment of alarm were presented.
综述了形状记忆聚合物的 4种基本类型 :热致、电致、光致和化学感应型 ,介绍了热致形状记忆聚合物的记忆机理 ,概述了聚降冰片烯、反式聚异戊二烯、交联聚乙烯及聚氨酯等形状记忆聚合物研究进展 ,同时介绍了形状记忆聚合物材料在医疗、包装、建筑、玩具、汽车、报警器材等领域的应
2.
And summed the histories of experimental and theoretical development of all inds of shape memory polymers,such as trans-polyisoprene(TPI),crosslinked polythylene(XLPE)polynorbornlene,polyurethane(PU),gelatin system and others.
讨论了形状记忆功能高分子材料的类型和特点,概述了反式聚异戊二烯、交联聚乙烯、聚降冰片烯及聚氨酯等形状记忆功能高分子材料的实验和理论研究进展。
5)  polynorbornylene
聚降冰片烯
1.
Based on principle of shape memory, performanceand application of the polymers includingpolynorbornylene,anti-polyisorprene,styrene-butadiene copolymer and polyurethane are discussed,and the developing prospects of them are given.
在形状记忆原理的基础上,着重讨论了聚降冰片烯、反式聚异戊二烯、苯乙烯-丁二烯共聚物和聚氨酯等形状记忆高分子的特性及其应用,并指出了它们的发展前景。
2.
Shape-memory resin is a new type of functional macromolecular material, now, the exploited varieties are polynorbornylene, homo-anti-polyisoprene, butyl-phenyl copolymer, and polyurethane.
形状记忆树脂是一种新型的功能高分子材料,目前已开发成功的品种有聚降冰片烯、高反式聚异戊二烯、丁苯共聚物和聚氨酯等。
6)  VNB
乙烯降冰片烯
1.
reaction temperature is not more than 25℃ m(catalyst)∶m(VNB)=1∶50,the conversion of VNB reached above 99% and the selectivity of it approached 100%, and reacti.
本文叙述了通过一系列对比实验,如反应时间、催化剂用量、以及反应温度等对乙烯降冰片烯异构化反应的影响,进一步考察乙烯降冰片烯在Na-Na2CO3/γ-Al2O3型固体超强碱催化剂作用下异构化反应的转化率和选择性。
补充资料:乙烯-降冰片烯共聚物
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性质:由乙烯与降冰片烯共聚而成的一种非晶性聚烯烃。具有高透明性、高刚性、高玻璃化温度,耐热,尺寸稳定性好,兼具聚烯烃的耐化学药品性、耐光性、安全卫生性。相对密度1.04。热变形温度155℃。透光率91%。双折射1.54。阿贝值55。光弹性系数8×10-7cm2/kg。拉伸强度60MPa。缺口冲击强度25J/m。在茂金属催化剂存在下由乙烯与降冰片烯共聚而成。用作光盘、透镜、医药与食品的包装、工程塑料等。

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