橡胶胶乳

The effect of acid, base and salt on the thermal stability of chlorinated natural rubber made from latex was analyzed by using chemical analysis, thermal aging experiments with UV spectroscopy analysis and thermal analysis.

采用热老化实验结合紫外光谱分析和热分析，分析了酸、碱及盐对胶乳法氯化天然橡胶热稳定性的影响，并讨论了酸、碱及盐对CNR热降解的影响机理。

A yellowish, amorphous, elastic material obtained from the milky sap or latex of various tropical plants, especially the rubber tree, and vulcanized, pigmented, finished, and modified into products such as electric insulation, elastic bands and belts, tires, and containers.Also called caoutchouc , India rubber

橡胶：一种浅黄色的弹性非晶体物质，从各种热带植物尤其是橡胶树的乳液或胶乳中提取，然后加以硫化、着色、磨光、加工成如电绝缘材料、弹性带和弹性条、轮胎和容器等产品也作 caoutchouc ， India rubber

Aiming to the problem of the brittle fracture of cement sheath caused by perforation and other production enhancing measures after well cementing of thin oil reservoir wells,latex,rubber powders and PVA fibers were studied to reduce cement stone friability and distinguish the toughness and elasticity of cement stone accurately.

针对国内油田薄油层井、小间隙井和侧钻井固井后射孔及后续增产措施造成的水泥环脆裂问题，为了降低水泥石的脆性，正确评价不同材料对水泥石韧性或弹性的影响，对掺有胶乳、橡胶粉和PVA纤维水泥石的抗折强度、抗压强度、抗冲击功和弹性模量等力学性能进行了研究，并对3种材料的作用机理进行了剖析。

The lactifer of Hevea brasiliensis is the place where latex was synthesized and stored, and is the most important structure which determined the latex yields. The lactifer differentiation is one of the main factors which affect the latex synthesis.

巴西橡胶树的乳管是合成与贮存胶乳的地方，也是决定橡胶产量的最重要的结构成份，乳管分化是影响橡胶树胶乳生产的三个主要因素之一。

The effects of sodium dodecyll sulfate and caclcium chloride on natural rubber latex coagulation effect and properties were investigated.

研究了十二烷基硫酸钠和CaCl2作为天然胶乳的凝固体系对天然胶乳的凝固效果和天然橡胶性能的影响。

Compared with the Epoxy resorcinol-formaldehyde resin pretreatment system and Maleic anhydride pretreatment system developed by Xusigui, the 40% carbolated styrene-butadiene latex system can keep the composite"s properties and reduce the cost of pretreatment and simplify the pretreatment technology; especially to the HST 2073 latex system, the composite"s mechanics properties are improved greatly. Secondly, the composite"s comprehensive properties and interface performance are improved by reinforced with short fiber grafted with rubber in the surface. Thirdly, to simplify the production technology of composite, we add TKM-M and RF-90 as adhesive agent to the composite blended in an internal mixer, so as to the composite can be used to industry widely, then the effect of the amount adhesive agent on the composite"s properties and interface adhesive performance was studied, from the experiments the optimum amount of adhesive agent was deduced.

其中采用特软羧基丁苯胶乳预处理短纤维的方案，降低了预处理成本，相对许泗贵的低分子环氧和马来酸酐体系来说，预处理工艺大大简化了，而材料的力学性能保持良好，尤其是 HST 2073A 胶乳预处理体系，力学性能有较大幅度的提高；第二，通过对尼龙短纤维表面进行接枝橡胶分子链预处理，改善了复合材料的界面粘合性能，复合材料的综合性能也得到了相应的提高；第三，为了简化复合材料的生产工艺，使复合材料的应用得到工业化推广，我们选用TKM—M和RF—90长效增粘剂，直接加入短纤维橡胶复合材料中，采用密炼工艺，探讨了增粘剂的用量对复合材料界面粘合以及性能的影响，得出了增粘剂在复合材料中的最佳用量。

Plastics/rubber - Polymer dispersions and rubber latices; Determination of residual monomers and other organic components by capillary-column gas chromatography - Part 2: Headspace method ISO

塑料/橡胶。聚合物分散体和橡胶胶乳。用毛细管柱气相色谱法测定残留单体和其他有机成分。第2部分：顶空法

Plastics/rubber - Polymer dispersions and rubber latices; Determination of residual monomers and other organic components by capillary-column gas chromatography - Part 1: Direct liquid injection method ISO

塑料/橡胶。聚合物分散体和橡胶胶乳。用毛细管柱气相色谱法测定残留单体和其他有机成分。第1部分：直接液体注射法

The effects of solid content of latex, reaction temperature, the amount of phenylhydrazine and pepegal O on the viscosity-average relative molecular mass M(subscript n of LNR were investigated, and the optimization of these influence factors was conducted by orthogonal test.

以天然橡胶浓缩胶乳为原料，在热氧条件下采用苯肼为催化剂通过化学降解法制备液体天然橡胶，考察了胶乳的总固物质量分数、反应温度、稳定剂平平加O和苯肼用量对LNR黏均相对分子质量M(下标 n的影响，并通过正交实验进行优化。

From the rubber tree collection The latex, diluted acid coagulation added, washed, pressed, dry and made from commercially available natural rubber, its composition is 91-94% of the rubber hydrocarbon, the rest is protein, fatty acids, ash, sugar and other non-rubber components.

从橡胶树采集的胶乳，经稀释后加酸凝固、洗涤、压片、干燥而制成市售的天然橡胶，它的成分为91—94％的橡胶烃，其余为蛋白质、脂肪酸、灰分、糖类等非橡胶成分。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了