Synthesis and Characterization of Long Chain Branched Polypropylene;
长支链聚丙烯的制备与表征
High-melt-strength polypropylene is achieved with modified PP through long chain branching.
通过长链支化来改性PP ,从而得到高熔体强度的PP。
Long chain branching LLDPE was prepared via initiating the long chain branching reaction of matrix LLDPE by preirradiated LLDPE.
利用预辐照线型低密度聚乙烯(rLLDPE)引发基体LLDPE的长链支化反应,制备出长链支化LLDPE。
Determination of long chain branching in cis-1,4polybutadiene rubber by gel permeation chromatography with double detector combination;
用双检测器凝胶渗透色谱法测定顺丁橡胶长链支化度
In order to control retrogradation of instant rice during storage,the degree of gelatinization was used to investigate the effects of water content,time,distributions of the chain lengths and amylases on ret- rogradation of instant rice.
针对即食方便米饭在贮存过程中易老化的问题,以糊化度为实验指标,研究水分含量、贮存时间、淀粉外支链链长分布对其老化的影响。
The influence of water content, time, distributions of the chain lengths and amylases on retrogradation and sensory quality of instant rice were investigated in order to get the best processing and quality standard of instant rice.
首先,针对即食方便米饭在贮存过程中易老化的问题,先以糊化度为实验指标,研究水分质量分数、贮存时间、淀粉外支链链长分布对其老化的影响。
Long-chain branched polyethylene was prepared by a bianary catalyst systemCat 1:bis(α- naphthalidine)-butanediimine) NiBr_2 and Cat 2:bis(2,6-diisopropylphenyl)-acenaphthenediimine NiBr_2.
13C-NMR、GPC、DSC、WAXD、DMA结果表明此复式催化剂催化乙烯聚合可得到分子量较高、分子量分布较窄的长支链聚乙烯弹性体。
High melt strength polypropylene (HMSPP) with long chain branched struc-ture and low gel fraction was achieved with 60Co-γirradiation in the presence of di-functional monomers.
研究结果表明,在普通聚丙烯中加入双官能度敏化剂SR213,再经60Co-γ射线辐射后,可以制得具有长链支化结构、微凝胶含量的高熔体强度聚丙烯。
Synthesis and Characterization of Long Chain Branching Polypropylene and Its Properties Study;
基团反应法制备长支链聚丙烯及其性能研究
Extraction of Pueraria Lobata starch and determination of amylose and amylopectin by aual-wavelength spectrophotometry
葛根淀粉提取及直链、支链淀粉的双波长测定
Determination of Amylose and Amylopectin in Wheat and Wheat Malt by Dual-Wavelength Spectrophotometry
双波长法测定小麦及小麦芽中直链、支链淀粉含量
SOLUTION PROPERTIES AND LONG CHAIN BRANCHING OF POLYVINYL ACETATE
聚乙酸乙烯酯的溶液性质及长链支化度
Synthesis and Properties of Long Alkyl Chains Hyperbranched Organic Molecules;
长链烷基超支化有机大分子的合成及性能研究
Objective To explore the application of improved intermedullary nail and hinge brace in healing long bone of lower limbs.
目的 探讨改良绞链石膏 \支具在下肢长骨骨折康复治疗中的应用。
Application of improved intermedullary nail and hinge brace in healing long bone of lower limbs
改良绞链石膏\支具在下肢长骨骨折康复治疗中的应用
genus of parasitic yeastlike imperfect fungi having spherical or oval conidia in branched chains; some species usually placed in other genera especially genus Candida.
像酵母的寄生不完全真菌，长有圆的或卵形的假丝酵母在分支链里。
Studies on the Effects of Different Dietary Amylose and Amylopectin Ratio on the Performance and Its Related Mechanism in Yellow Broilers;
直/支链淀粉比对黄羽肉鸡生长影响及部分相关机理研究
PREPARATION AND MELT RHEOLOGICAL PROPERTIES OF LONG CHAIN BRANCHED POLYPROPYLENE BY REACTIVE EXTRUSION
长链支化聚丙烯的制备及其熔体流变性能的研究
Rheological Behavior and Thermal Properties of Long Chain Branching Polypropylene Prepared by Reactive Extrusion
长链支化聚丙烯的反应挤出制备及其流变和热力学性能研究
The nonpolar segments of surfactauts include straight-chain and branched alkyl groups.
非极性链段包括直链和支链的烷基。
The length of the chain molecule is proportional to the kinetic chain length.
链分子的长度与动力学链长成正比。
hood hinge rod bracket
机罩的铰链拉杆支架
branched structure of macromolecular chains
高分子链的支化结构
The nonpolar segments of surfactants include straight-chain and branched alkyl groups.
非极性表面活性剂链段包括直链和支链的烷基。
Research Progress of Compatibility of Amylose and Amylopectin Mixtures
直链淀粉与支链淀粉相容性研究进展
Fat Emulsion [MCT/LCT]
脂肪乳[中链及长链复合剂]