morphology and mechanical property of pvac/ tio_2 hybrid nanofiber mats preparation and photocatalytic performance of carbon nanofibers supported by sm doped titania

1、

ethylene-vinyl acetate copolymer was a type of paraffin inhibitor used in oilfield, but its structure and molecular weight were not controlled exactly.

乙烯-醋酸乙烯酯共聚物（EVA）是油田上用得较多的一种防蜡剂，但其结构和相对分子质量不能准确控制。

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2、

it has been shown that artificial neural network approach is very effective, while some processes have not been understood clearly or the exact models are very difficult to establish.

通过将BP神经网络用于醋酸乙烯合成反应器操作优化的研究表明，对于机理不明确或精确模型难于建立的过程，人工神经网络是一种有效的方法。

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3、

the recovering process of unconverted vac after copolymerizing vinyl chloride-vinyl acetate is introduced.

介绍了氯乙烯-醋酸乙烯酯共聚后未转化VAC的回收工艺；

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4、

ethylene-vinyl acetate ( eva) is a rubber-like elastic plastic, and it is a non-toxic, odorless, and transparent thermoplastic.

乙烯-醋酸乙烯酯（EVA）是类似橡胶弹性体的无毒、无味、透明的热塑性塑料。

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5、

the semiconductive and shielding crosslinking materials made from ethylene-vinyl acetate copolymer, carbon black and other processing aids were studied.

研究了由乙烯-醋酸乙烯（EVA）共聚物、炭黑、加工助剂等配制的电力电缆用可交联半导电屏蔽料。

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6、

for adhering the pvc film and sliced thin veneer to wood-base panels, the laminating processes of two vinyl acetate copolymer emulsion adhesives were studied.

为了胶粘聚氯乙烯（PVC）薄膜及刨切微薄木饰面的胶合板，我们应用两种醋酸乙烯共聚乳液在不同复面工艺中进行试验。

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7、

study on the emulsion polymerization of vinyl acetate with pam, cmc and ec in place of pva as protective colloid

以PAM，CMC和EC代替PVA作醋酸乙烯酯乳液聚合保护胶体的研究

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8、

all kinds of molecule structures of the ethylene-vinyl acetate copolymers ( eva) have been synthesized by solution polymerization.

用溶液聚合法合成了各种结构的乙烯-醋酸乙烯酯共聚物（EVA）降凝剂，考察了它们的结晶性质、溶解性质和降凝效果。

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9、

the effects of lignin, compatibilizer, plasticizer, rotation speed and temperature on lignin-eva blending system were studied.

研究了木质素、增容剂、增塑剂、转速以及温度对木质素-乙烯醋酸乙烯酯共聚物（EVA）共混物的扭矩值、达到平衡扭矩时间的影响。

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10、

paraffin-based binders in which eva is the main polymer are broadly applied to the technology of metal injection molding.

聚乙烯醋酸乙烯酯（EVA）为主体聚合物的石蜡基粘结剂在金属注射成形技术中得到了广泛的应用。

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11、

sodium acrylate-vinyl acetate random copolymers with different composition were synthesized and characterized, and the peculiar nmr spectra were presented.

合成了不同组成的丙烯酸钠-醋酸乙烯酯无规共聚物，并对其作了表征，给出了奇特的NMR谱。

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12、

the mechanism of diffusion of progesterone through ethylene vinyl acetate ( eva) copolymer was studied.

本文研究了黄体酮通过乙烯-醋酸乙烯共聚物（EVA）膜的扩散机制。

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13、

macrokinetics of the vinyl acetate synthesis on the catalyst of super-high specific surface area activated carbon supported zn ( ac)_2

Zn（Ac）2/超高比表面积活性炭催化剂上乙炔法合成醋酸乙烯宏观动力学

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14、

the blends of san and eva were extracted by 30/ 70 mixture of cyclohexane and acetone.

用体积比为30／70的环己烷／丙酮混合溶剂进行了苯乙烯－丙烯腈共聚物（SAN）／乙烯－醋酸乙烯酯共聚物（EVA）共混物的选择性溶解分离试验。

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15、

the modified pvac emulsion adhesive is prepared by polymerizing eva emulsion which acts as core.

本研究采用EVA乳液作为种子进行聚合制备改性聚醋酸乙烯乳液粘合剂。

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16、

crosslinking of eva through mild radiation

乙烯与醋酸乙烯共聚物（EVA）的轻度辐射交联

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17、

preparation method of the composites of ethylene vinylacetate with nano-sio_2 particles

乙烯醋酸乙烯酯共聚物与纳米SiO2颗粒复合物的制备方法研究

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18、

synthesis of grafting copolymer of sbs with vinyl acetate

SBS与醋酸乙烯酯本体接枝物的合成

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19、

pigmented ethylene/ vinyl acetate copolymer ( eva) waterproof coatings and its application

改性乙烯-醋酸乙烯共聚物（EVA）彩色防水涂料及施工

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20、

pyrolytic gas chromatography analyzes vinyl acetate content in eva

热裂气相色谱法分析EVA共聚物中的醋酸乙烯酯含量

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