polyacrylonitrile 中文意思是什麼
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Preparation of chelating fibers modification of polyacrylonitrile fiber
聚丙烯腈纖維改性 -
Polyacrylonitrile is insoluble in acrylonitrile.
聚丙烯腈不溶於丙烯腈。 -
In this paper, pan based metal gradient composites films ( pmgcf ) were prepared by electrochemical reduction. the effect of polymer matrix on pmgcf and preparation and its forming mechanism of pmgcf were invested, they are as follows : lacrylonitrile - methyl - methacrylate copolymer, acryonitrile - itaconic acid copolymer, acrylonitrile - methyl methacry late - sodium allyl sulfonate terpolymer have been synthesized seperately in order to analyze the effects of the mma monomer unites and the hydrophilic unites of acryonitrile terpolymer on the process of copper deposition in polyacrylonitrile - based metal gradient composite film ( pmgcf ) as well as the flexibility of the film
其內容如下： 1通過合成的丙烯腈?甲基丙烯酸甲酯二元共聚物（ p （ an - mma ） ） ，丙烯腈?亞甲基丁二酸二元共聚物（ p （ an - ita ） ） ，丙烯腈-甲基丙烯酸甲酯?丙烯磺酸鈉三元共聚物（ p （ an - mma - as ） ）分別作為基體制備了聚合物基金屬梯度復合膜材料（ pmgcf ） ，以分析加入的mma基團和親水性基團對pmgcf沉積層中金屬銅的梯度分佈形態和膜的柔韌性的影響。 -
In addition, the biosensor could be used for the detection of benzoic acid. the choline oxidase electrode based on polyaniline / polyacrylonitrile composite film showed sensitive and stable bioelectrochemical response to choline, which was influenced by ph, working potential and temperature
研究發現，基於聚苯胺/聚丙烯腈復合膜的膽堿氧化酶電極對膽堿具有靈敏和穩定的生物電化學響應，被測溶液的ph值、工作電位、使用溫度等對酶電極的響應有一定的影響。 -
Preparation of weak alkaline ion exchange fiber based on polyacrylonitrile
聚丙烯腈基弱堿性離子交換纖維的制備 -
A new method of producing polyacrylonitrile based
新型聚丙烯腈基活碳纖維非織造布的生產方法 -
Occupational exposure limit for polyacrylonitrile fibre dust in the air of workplace
車間空氣中聚丙烯腈纖維粉塵職業接觸限值 -
The polyacrylonitrile have no use to improve the homogeneity of concrete. the homogeneity of concrete have bad effect to compression strength, but the effect to chloride ion coefficient of diffusion is not obvious. for concrete used generality, if it ’ s homogeneity is acceptable ( k 7 % ), the percentage of lost of the compression strength will lower than 10 %
勻質性對抗壓強度的影響較大，對氯離子滲透系數的影響不明顯，對於一般用途的混凝土，勻質性良好（ k 4 % ）時，強度損失在5 %以內，勻質性合格（ k 7 % ）時，強度損失在10 %以內;對于深層澆注的混凝土，離析度k 3 %時上下層強度的差異率才能保證在5 %以內。 -
This charged fiber can be directed or accelerated by electrical forces and then collected in mats or other useful geometrical forms. the diameters of electrospun fibers are in the range of tens of nanometers to several micrometers. in this paper, polyacrylonitrile ( pan ) nanofibers are made by electrospinning pan / dimethylformamide ( dmf ) and pan / dimethylacetamide ( dmac ) with adjusting the main process parameters including electrostatic voltage ( 20 ~ 50kv ), sprinkler aperture ( 0. 5 ~ 0. 8mm ), collection distance ( 15 ~ 25cm ), solution concentration ( 6 wt % - 14 wt % )
本文主要對聚丙烯腈（ pan ）二甲基甲酰胺（ dmf ） 、 pan二甲基已酰胺（ dmac ）體系進行電紡絲，調節靜電壓（ 20 50kv ） 、噴頭孔徑（ 0 . 5 0 . 8mm ） 、接收距離（ 15 25cm ） 、溶液濃度（ 6wt 14wt ）等過程參數，制得pan納米纖維，纖維平均直徑在200 1000nm ；詳細分析了過程參數對纖維細度、形態等的影響，認為高聚物溶液濃度及靜電壓對纖維細度有決定性影響，其它過程參數如接收距離、噴射孔徑、紡絲溶液溫度、溶液電導率等的調整應以這兩參數為基礎進行。 -
Study on the rheological properties of high molecular weight polyacrylonitrile spinning solution
紡絲溶液的流變性能研究 -
The friction properties for dry spinning polyacrylonitrile fiber are studied, and the surface properties and friction factors include gliding, cohesive, the opu, fiber types and environment condition are analyzed
摘要對聚丙烯腈干法紡絲短纖維表面摩擦性能進行了研究，分析了纖維表面的形態與摩擦性能的關系，對影響纖維摩擦性能的纖維含油率、環境條件及纖維規格等因素進行了探討。 -
Polyacrylonitrile spun grey yarn
腈綸本色紗 -
Cationic dyes - determination of staining other fibers at polyacrylonitrile fiber dyeing
陽離子染料染腈綸時對其它各種織物污染的測定 -
The fault diagnostic system for polyacrylonitrile based on inferential estimating hybrid model
基於推斷估計混合模型的聚丙烯腈生產過程故障診斷 -
Study on preparation and rejection performance of a novel kind of quaternary ammonium salt of chitosan polyacrylonitrile composite nanofiltration membrane
復合納濾膜的制備及其截留性能研究
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