交联度

  • 网络Degree of crosslinking;Cross-linking degree;crosslinking degree;degree of cross linking
交联度交联度
  1. 结果表明:环氧丙烯酸酯化反应的适宜温度为(90~110)℃,UV固化后树脂体系的线收缩率约为2.4%,且固化程度好,交联度高。

    The results show that preference temperature of esterification reaction is from 90 ℃ to 110 ℃, linear shrinkage rate of resins system after UV-cured is about 2.4 % , and the resins system have good state of cure and high degree of cross linking .

  2. EVA胶膜交联度的研究

    Study on the Crosslinking Degree of EVA film

  3. 本文引入交联度这个参数,能同时相对定量地表示DNA总交联、DNA-蛋白质交联和DNA链间交联。

    The parameter of Crosslink Degree suggested in this paper could quantitate the two kinds of DNA crosslinks .

  4. 实验通过DNA微孔滤膜碱洗脱法测得了不同紫外光照射时间与DNA交联度的关系。

    In this series of experiments , I discover the relation between the ultraviolet dose and the DNA cross-linking degree through DNA filter elution method .

  5. 交联度过高的产品会降低改性PVC的强伸性能。

    The product with too high crosslinking degree could decrease the tensile strength and elongation of its modified PVC .

  6. 一般异氰酸酯指数大,则DMPA含量要高。当异氰酸酯指数大于2时生成的聚合物交联度相对较高。

    In general , the content of DMPA will increase with the index .

  7. VA含量对交联度大的已形成完善网络结构EVA的形状回复率的影响并不明显,形状固定率略降低。

    In the case of high content of DCP , the content of VA has little influence on the shape recovery and fix rate .

  8. 结果表明,改性的UF树脂固化后的交联度大于未改性树脂固化后的交联度。

    The results showed the degree of the crosslinking of the modified UF resin was higher than that of the untreated UF resin .

  9. 对EB辐照薄膜的某些性能指标,如表面接触角、分子量、交联度及拉伸强度、断裂伸长率等进行了测试。

    Some performance indexes such as surface contact angle , molecular weight , crosslinkage , tensile strength and break elongation etc. were investigated .

  10. 应用不同交联度的聚合物Wittig试剂合成亚洲玉米螟性信息素

    Synthesis of Insect Sex Pheromone of Asian Corn Borer with Various Link Polymeric Wittig Reagents

  11. 结果表明,PVA缩醛化产物的降解性均明显低于未改性PVA的降解性,并随着缩醛度或交联度的增加而下降。

    The results revealed that the biodegradability of PVA acetals is inferior to that of the unmodified PVA , and declines as the acetalizing or cross-linking degree increases .

  12. 结果表明,适当的交联度、较薄的橡胶核壳层有利于改善PVC的韧性。

    The results indicate that the particles with a suitable crosslinking degree of the rubber core and a thinner shell were an excellent toughening agent to improve the impact resistance of PVC .

  13. 试样的吸附值随DS的增大而增大,随交联度的增大而降低。

    The results indicate that the sorption values of samples are increased as the degree of substitution ( DS ) increases and decreased as the degree of crosslinking raises .

  14. 系统研究了EPA乳胶膜中环氧树脂的含量对交联度、玻璃化温度(Tg)、硬度以及交联固化后的乳胶膜的耐水性能的影响。

    The effect of epoxy resin content in EPA latex film on the cross-linking degrees , glass transition temperature ( Tg ), rigidity and water resistant was discussed in detail .

  15. 结果表明,加入DCP后,废橡胶胶粉/HDPE/POE共混物的交联度增加。

    The results show that the addition of DCP improves the crosslinking degree of the waste rubber powder / HDPE / POE composites .

  16. 结果表明交联度为5%(mol)的凝胶型树脂(简称G5树脂)对羧酸和醇等有机物的吸附特性优良。

    The results show that the gel resin with 5 % ( mol ) crosslinking degree is a good adsorbent for carboxylic acids .

  17. 研究了PPC的添加量、硫化剂的种类及用量、硫化时间、硫化温度和添加炭黑对共混弹性体的物理力学性能、交联度的影响。

    The effects of PPC content , curing agent , curing temperature , curing time and adding carbon black on the mechanical properties of the blends were studied .

  18. 实验结果表明:当MF交联度较低时,可以溶解于pH<1.7的盐酸,因此可用作逐层自组装制备空腔微球的模板。

    Because weakly crosslinked MF microspheres can dissolve in the hydrochloric acid at pH < 1.7 , it can be used as the template to prepare hollow microspheres by the layer-by-layer self-assembly technique .

  19. 通过凝胶分析知道交联度与辐照剂量、LDPE树脂的物理性能和EVA树脂在混合体系的含量有关。

    By analyzing the gel content of the foam sheet , it showed that irradiation dose , the physical properties of LDPE resin and the EVA proportion in the blends had close relationships to crosslinking degree .

  20. Ag离子与三乙醇胺的配位,降低了三乙醇胺的碱度,通过改变Ag离子的含量,可以调节聚甘油高分子网络的聚合度和交联度。

    Because of the coordination with Ag + ion , the alkalinity of triethanolamine was reduced , and thus , the degrees of the polymerization and crosslinking of polyglycerol could be regulated by changing the molar ratio of Ag / Ti .

  21. 结果表明,PGS是一种由溶胶和凝胶组成的低交联度聚酯,其中溶胶含量大于75%;

    The results showed that PGS was a polyester with low crosslinking density , and composed of sol and gel with sol content more than 75 % .

  22. 实验结果表明:增大P(AAcAAm)水凝胶的交联度和电荷比值有利于吸附过程的进行,并强化了引发过程(initiationprocess)而抑制了协同过程(cooperativeprocess)。

    The experimental results showed that the increase in crosslinkage and charge density of P ( AAc / AAm ) hydrogels was favorable for adsorption and enhanced effectively the initiation process but strongly suppressed the cooperative process .

  23. 通过对GIF在不同交联度葡聚糖凝胶中kd的分析表明,小牛脾脏GIF的分子量约为496~695u左右。

    Analysing the kd of GIF in three types of different Dextran gels , the molecular weight of GIF from calf spleen was estimated to be in the range of 500-700 dalton .

  24. EVA的添加量在10phr之内,绝缘料的MFR、介电强度、热延伸性能、断裂伸长率、体积电阻率、交联度满足技术指标要求;

    When EVA content is within 10 phr , the PE insulant 's MFR , dielectric strength , thermal extensibility , elongation at break , volume resistivity and crosslinkage can meet the technical requirements .

  25. 同时对橡胶相的交联度、接枝率、粒径以及树脂相的分子量等因素与AAS树脂性能的关系进行了研究;

    Studies on the relationships between the properties of AAS resin with the percentage of graft-copolymerization ; the diameter of the emulsion particles and the molecular weights of the resin phase have also been carried out .

  26. 羟基化合物和环氧基发生扩链反应,降低了固化物的交联度;冲击强度达到25kJ/m~2以上,电性能也得到一定的改善,是较理想的F级灌封材料。

    The crosslink density in the cured resin would be decreased by the extension-chains reaction of hydroxyl compound with epoxy group The impact strength has reached 25kJ / m ~ 2 and the electrical property been modified . This epoxy resin is a nice grade F casting material .

  27. 基于上述结果,预测了使接枝物加工性能达到最佳的交联度。此外,还根据PBA的玻璃化转变温度及接枝物两相相容状况,阐述了接枝共聚物加工性能的变化机理。

    Furthermore , the mechanism of change for the processability of graft copolymers is discussed , and the optimal value of the crosslinking density of PBA is predicted based on the experimental results .

  28. 紫外线照射可促进胶原单体的自组装,照射3h后胶原纤维交联度明显增加,形成的纤维束直径在100nm左右,且相互交织呈网状结构;

    It was found an obvious increase in the degree of collegen crosslinking after 3 h UV radiating . An network structure was observed and the diameter of collagen fiber was about 100 nm .

  29. 以自制MQ硅树脂改善加成型室温硫化硅橡胶的性能,结果表明,MQ硅树脂可以增大加成型室温硫化硅橡胶的交联度,延长其固化时间,有效地改善其力学性能;

    Self-made MQ silicone resin was used to improve the properties of addition-cured ambient vulcanization silicone rubber . With the increasing of the MQ silicone resin , the crosslinkage of the silicone rubber was enhanced , setting time was prolonged and mechanical properties were improved .

  30. 结果表明交联度为10%、引入二甲胺的R-3树脂对三萜酸的吸附选择性最佳。

    The results showed that adsorbent R-3 with 10 % crosslink degree and dimethylamine group performed the most appropriate power to purify triterpenoid acids .