聚環氧醚 的英文怎麼說
中文拼音 [jùhuányǎngmí]
聚環氧醚
英文
polyepoxyether-
Toughness and mechanical properties of epoxy modified with poly ether sulphone at cryogenic temperature
聚醚碸對環氧樹脂在低溫下韌性和力學性能的影響Filling flexibilizer, such as epoxy terminal block, polyurethane ether structure, thiokol and liquid ctbn to the system of expoxy - mannich amide, through the test on shear strength, bounding elasticity modulus and break strength of cured products, the different fuction could be found using different flexibilizers
摘要在環氧酚醛胺體系中使用端環氧基聚氨酯醚、聚硫橡膠、液體丁腈橡膠等活性增韌劑,通過對固化物剪切強度、彎曲彈性模量及斷裂強度的測試對比,可以看出不同增韌劑效果不同。Among them, sea - island structure flexibilizer had good synthetical properties
相比較而言,端環氧基聚氨酯醚海島結構增韌劑的綜合性能較好。An excellent adhesive was prepared from bismaleimide ( bmi ), epoxy resin ( e - 51 and tde - 85 ), 4, 4 ' - diaminodiphenyl sulfone ( dds ) in this thesis. the influence of liquid rubber and polymer ether imide ( pei ) on the properties ( especially high - temperature strength and the peeling strength ) were discussed, their different toughening characteristics and mechanisms were discussed. last, the process and effection of heat - resisted structural adhesive were studied by adhesive experiment of synchronizer in automobile. the results of investigation made clear : the adhesive, has good properties, especially heat - resisted properity
根據材料分子設計的原理,研究了二苯甲烷雙馬來酰亞胺( bmi ) 4 , 4 』 ?二胺基二苯基碸( dds ) e ? 51 tde ? 85組成的環氧膠粘劑體系,研究該體系在作為高溫結構膠粘劑使用時的粘接性能;然後研究了用無規羧基液體丁腈橡膠( ctbn ? x )和聚醚酰亞胺( pei )分別來增韌該體系的增韌效果;最後通過碳纖維耐磨材料與同步器圓錐環的粘接實驗,研究了耐高溫結構膠粘劑的粘接工藝和使用效果。The influence of catalyst on the copolymerization of epoxy and cyanate was investigated, and the mechanism of their copolymerization was discussed. the catalyst can obviously accelerate the curing of the resin to decrease the curing temperature. the three kinds of reactions ( cyclotrimerization, co - reaction and polyetherification ) in their copolymerization are not simultneous and independent to each other. in the lack of cyanate functional group, the main structures are oxazoine and polyether structure in the cured resin, and the triazine ring structure is of miner importance
研究了催化劑對環氧樹脂與氰酸酯樹脂的共聚固化反應行為的影響,並初步探索氰酸酯/環氧固化的反應歷程.研究表明,催化劑能明顯地促進其固化反應,降低固化溫度,縮短固化時間;氰酸酯與環氧共聚反應歷程是首先氰酸酯三聚反應生成三嗪環結構,然後三嗪環開環與環氧共聚反應,最後是未能參與共聚反應的環氧官能團在唑啉結構和三嗪環的催化下發生聚醚化反應;在氰酸酯官能團欠量的條件下,固化樹脂中主要是唑啉和聚醚結構,而三嗪環結構的含量很少A myriad of co - oligomers is possible : epoxy, urethane, polyester, polyether, amine and combinations are available
它具有多種改性低聚體:環氧類、聚氨酯類、聚酯類、聚醚類和胺改性的。When change the component of adhesive its shear strength increased from 39. 3 mpa to 53. 5 mpa at room temperature and it have long - term usage at 180 with 25 mpa and can be served at 230 in short period. the addition of liquid rubber resulted in a 300 % increase in the peeling strength. the addition of polymer ether imide led to a 260 % increase in the peeling strength, a 15 % increase in shear strength and a 10 increase in tg ( tg = 195. 54 )
研究結果表明: bmi dds e ? 51 tde ? 85組成的膠粘劑體系的室溫剪切強度為39 . 3mpa ,當改變環氧樹脂的含量時,剪切強度提高到53 . 5mpa ;用無規羧基液體丁腈橡膠改性環氧樹脂膠粘劑時室溫剝離強度提高3 . 0倍;用聚醚酰亞胺改性環氧樹脂膠粘劑,室溫剪切強度最高可達45 . 2mpa ,剝離強度提高2 . 6倍,玻璃化轉變溫度tg = 195 . 54 ,比未增韌體系提高10以上;碳纖維耐磨材料與同步器圓錐環的粘接實驗結果表明,膠粘劑的使用工藝性能良好,滿足室溫剪切強度30mpa和180剪切強度12 . 5mpa的技術要求。The curing conditions were studied and the result indicated that the product showed a good storage, decreased the curing temperature, improved adhesion and brittleness, with an excellent film performance. expecially the adadhesion, flexibility and chemicol resistance
結果表明,合成的交聯劑貯存性能良好,醚化三聚氰胺樹酯作為交聯利加入到丙烯酸環氧樹酯中,可以明顯降低固化溫度且改善原有塗膜的脆性,成膜性能好,尤其是具有優良的附著力、柔韌性和耐化學品性。In comparison with unmodified epoxy resin, the impart strength of modified epoxy resin by fh type polyether polyols has increased by 124 %, the fracture toughness ratio by 89 %, and the fracture energy ratio by 260 %
與未改性的環氧樹脂相比,用fh聚醚多元醇改性環氧樹脂的沖擊強度增加124 % ,斷裂韌性比增加89 % ,斷裂能比增加260 % 。In this articles, we research the all - solid state electrochromic device which ec layer is wo3 doped with tio2 moo3 cro3 peo, ce layer is ceo2 doped with tio2, and ic layer is epichlorohydrin crosslinked polyethenoxy ether gel macro - molecule electrolyte. in this articles, we research the color change, responding time, electrochemistry performance, preserving time, and lay importance on the research in the circle times, crystal structure and the uniformity, stability and suitable viscosity of precursors
本文首次研究了wo _ 3以為主體, tio _ 2 、 moo _ 3 、 cro _ 3 、 peo摻雜的電致變色層的性能,以tio _ 2為主體的對電極變色層的性能和以liclo _ 4 -環氧氯丙烷交聯聚氧乙烯醚為高分子固體電解質的全固態電致變色器件。To develop toughening reagent for epoxy resins, a serial of novel polyethers polyols was synthesized
摘要為了開發新型實用的環氧樹脂增韌劑,合成了一種新型聚醚多元醇。Study on photocuring systems containing vinyl ethers as reactive diluent, yonglie chen, jiangwen yang, lan liu , preprints, 6th pacific polymers conference, guangzhou, 1999, p140
環氧丙烯酸酯/乙烯基醚光聚合反應動力學研究,劉嵐,陳用烈1999年全國高分子學術報告會。分享友人