树脂

Using opal poly-butylbenzene rubber as tread, studied the different petroleum resin substituting arene oil vs the changes of compound Moony scorching.

随着科技的进步，作为石油及煤炭工业的副产品，石油树脂、固马隆树脂等越来越多地应用于胎面胶中用于替代芳烃油。

Feature and use: It tests melt flow rate of high polymer under mucosity flow state.It was expressed by MFR or MVR.It suits for testing polycarbonate,FI plastic and nylon under higher melt temperature. It suits for testing polyethylene、polystyrene、polypropylene、ABS colophony and polyformaldehyde colophony under lower melt temperature.

特点及用途：熔体流动速率仪是用来测定各种高聚物在粘流状态时的熔体流动速率，在一定的温度和负荷下，熔体每10min通过标准口模的质量或体积，用MFR或MVR来表示，它既适用于熔融温度较高的聚碳酸脂、聚芳砜、氟塑料、尼龙等工程塑料，也适用于聚乙烯、聚苯乙烯、聚丙烯、ABS树脂、聚甲醛树脂等熔融温度较低的塑料测试，广泛应用于塑料生产、塑料制品、石油化工等行业及有关院校、科研单位和商检部门。

When the PF resin was prepared, some amorphous and labile supermolecular colloid appeared because of the congregation between the polymers, which is the same to MUF resin.

同MUF树脂一样，PF树脂在制备过程中，也会产生由高分子聚合物之间集聚而形成的不定形、不稳定的超分子胶体物质

N High polymer resin coded disk, high polymer resin optics primary device

n 高分子树脂码盘、高分子树脂光学元器件

LIN Hailin,CUI Yingde,DU Lin,CHEN JianpingInstitute of Applied Chemistry,Zhongkai University of Agriculture and TechnologySuper water absorbent resins P,SA/NaAA,SA/NaAA/PVA and SA/NaAA/AM were synthesized from sodium alginate,acrylic acid,polyvinyl alcoholand acrylamide,with N,N–methylenebisacrylamide as crosslinking agent,(NH4)2S2O8 - NaHSO3 as initiator,by means of aqueous solution polymerization.

以醚化海藻酸钠、聚乙烯醇、丙烯酰胺、丙烯酸为单体，N， N–亚甲基双丙烯酰胺为交联剂，过硫酸铵-亚硫酸氢钠为引发剂，采用水溶液法制备聚丙烯酸钠p吸水树脂和海藻酸钠/丙烯酸钠、海藻酸钠/丙烯酸钠/聚乙烯醇（SA/NaAA/PVA）及海藻酸钠/丙烯酸钠/丙烯酰胺吸水性复合树脂。

The static adsorption and desorption of pvc-pyridine containing nitrogen for β-naphthol were studied. The resin had a good adsorption and desorption.

以含氮聚氯乙烯－吡啶树脂作吸附剂，研究它对β-萘酚的静态吸附和脱附情况，以及温度对树脂吸附性能的影响。

ConclusionIt has good effect to separate total alkaloids from embryo of Nelumbo nucifera gaertn seed by macroporous resin DA201 which can be used for a long time.

结论DA201大孔吸附树脂对莲心总碱的分离纯化效果良好，树脂使用寿命长，具有较好的工业化前景。

MethodsSeven kinds of different macroporous resins were adopted to absorb total alkaloids from Nelumbo nucifera gaertn seed.

方法对7种不同极性大孔吸附树脂静态吸附进行考察；采用正交实验通过对树脂动态吸附和洗脱进行研究。

Min-1.ConclusionIt has good effect to separate total alkaloids from embryo of Nelumbo nucifera gaertn seed by macroporous resin DA201 which can be used for a long time. There is preferable industrialized foreground.

min-1。结论DA201大孔吸附树脂对莲心总碱的分离纯化效果良好，树脂使用寿命长，具有较好的工业化前景。

Epoxy resin is an important category of thermosetting resin and is widely used in applications such as adhesion, coating, nonconductor materials, machine manufacturing and advanced composites due to its excellent chemical stability, shaping facility, thermal properties and low cost.

环氧树脂是一类重要的热固性树脂，以其优异的粘接性能、耐磨性能、机械性能、电绝缘性能、化学稳定性能、耐高温性能，以及低收缩率，易加工成形性和低廉的成本等优点，成为在胶粘剂、涂料、绝缘材料以及先进复合材料等领域得到最广泛使用的树脂之一。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。