聚醚亞胺 的英文怎麼說
中文拼音 [jùmíyǎàn]
聚醚亞胺
英文
kapton-
In this paper, two kinds of polyazomethine / nylon - 6 ( pam / pa - 6 ) composites with different chemical structures were prepared by means of in - situ polymerization. pam1 and pam2 were prepared from the reaction of terephthalaldehyde with l, 6 - hexanediamine ( paml ), and terephthalaldehyde with 4, 4 ' - diamiediphenyl ( pam2 ). during the preparation, pam chain ends played a retard role in the polymerization of s - caprolactam obviously
本文通過原位聚合法制備了兩種不同化學結構的聚甲亞胺尼龍6 ( pam pa6 )分子復合材料, pam1為對苯二甲醛與1 , 6 -己二胺反應制備的聚甲亞胺, pam2為對苯二甲醛與4 , 4 』 -二氨基二苯醚合成的聚甲亞胺。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 article was related pi 、 psf 、 pps 、 peek and pes etc, particular kind engineering plastics develop - ping actuality and the marketplace progress
摘要敘述了聚酰亞胺、聚碸、聚苯硫醚、聚醚醚酮和聚醚碸等特種工程塑料的發展現狀和市特種工程塑料的發展現狀和市場進展。Polyetherimide hollow fiber membranes for gas separation and its structures
聚醚酰亞胺中空纖維氣體分離膜及結構The support membrane is polyethersulfone ultrafiltration membrane, the concentration of polyacrylic acid was selected at 0. 05wt %, a suitable paa / pei ratio was 1 / 5 - 1 / 10 with a number of 4 bilayers. the molecular weight of paa was 4 000 000. the corresponding filtration time of the first paa layer range was 10 minutes while the reaction time was 20 minutes
基膜選用聚醚碸超濾膜,聚丙烯酸濃度為0 . 05wt % ,聚丙烯酸與聚乙烯亞胺濃度配比為1 / 5 - 1 / 10 ,復合四層, paa分子量4000000 ,首層過濾時間10min ,過濾反應時間20min 。Synthesis, characterization and property of poly aryl ether amides from 2 - 4 - aminophenyl - 4 - 3 - methyl - 4 - aminophenoxy - 2, 3 - phthala zinone
二甲基二氮雜萘酮聯苯結構聚醚酰亞胺的合成與性能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。Aerospace ; polyetherimide semi - finished products and moulded parts ; technical specification
航空航天.聚醚亞胺半成品和模製件.技術規范分享友人