脂族酯 的英文怎麼說
中文拼音 [zhīzúzhǐ]
脂族酯
英文
aliphatic ester-
The preparation, properties and application in powder coating of alicyclic epoxy resin and glycidyl ester of acrylic ( methy acrylic ) acid were discussed in this paper and some views and proposals to varieties development of ontdoor type ( weather resistance ) epoxy resin for powder coating were also presented
摘要介紹了用於耐候脂環族環氧樹脂、丙烯酸（甲基丙烯酸）縮水甘油酯樹脂的制備方法、性能及在粉末塗料上的應用。Aliphatic polyesters are not used for fiber production, because of their low melting points.
脂肪族聚酯沒有用來生產纖維，可能是熔點低的緣故。Study of aliphatic polyester aqueous polyurethane dispersions
脂肪族水性聚氨酯乳液的研究Fifty - one and nineteen compounds were detected respectively from the volatile extracts of the fossils from miocene leaves of metasequoia glyptostroboides and early cretaceous seed cone of pityostrobus spp. by gas chromatography - mass spectrometry ( gc - ms ) analysis
摘要採用氣相色譜質譜聯用分析技術從中新世水杉葉片和白堊紀松型球果兩種裸子植物化石中分別鑒定了51個和19個揮發性成分，類型涉及烷烴、烷烯、烷醇、長鏈脂肪酸及其酯、鄰苯二甲酸酯、菇類和芳香族化合物。Synthesis of fatty glutarates using heteropoly acid as catalyst
脂肪族戊二酸酯的合成研究A super acylation catalyst, 4 - dimethylamino pyridine ( dmap ), was prepared and used to synthesize cholesteryl ester compounds. four kinds of cholesteryl ester compounds such as cholesteryl p - alkoxyl benzoate, cholesteryl dicarboxylate, cholesteryl lumequeic ester and coattail - like cholesteryl ester were synthesized by acylation method and super acylation catalyst method. chemical structures and liquid crystal behaviors of the synthesized samples have been characterized by using element analysis, ftir, dsc and polarized microscopy with a hot stage
本文合成了高效酰化催化劑4 -二甲基氨基吡啶（ 4 - dimethylaminopyridine ， dmap ） ，採用酰氯化法和高效酰化催化劑法分別合成了對烷氧基苯甲酸膽甾醇酯、對稱脂族二羧酸膽甾醇酯、烯酸膽甾醇酯及燕尾型膽甾醇酯四類膽甾醇酯衍生物，並進行了化學結構和液晶性能的表徵。Ring - opening polymerization of aliphatic cyclic esters by using organic amino calcium catalyst
有機氨鈣催化聚合脂肪族環酯Study on the preparation and rheology of anionic aliphatic polyurethane emulsion
脂肪族陰離子型聚氨酯水乳液的制備及流變性能Phenyl group introducing to cholesteryl ester molecules can enhance the phase transition temperatures of the liquid crystals and their stability. an increase in the chain length for cholesteryl dicarboxylate samples reduced stability of liquid crystal phases. while coattail - like structures on the ester group of the molecules have an adverse effect to form cholesteryl liquid crystal phase
化學結構對液晶性的影響表現為：分子中引入苯環剛性結構可以提高液晶的相變溫度和穩定性；脂族二羧酸膽甾醇酯中脂肪鏈的長度增加會降低液晶的穩定性；而末端含有燕尾結構則對液晶態的形成產生不利影響。The synthesis of poly ( lactic acid ) is mainly described and so is that of polyesters from renewable natural resources
其中，對脂肪族聚酯聚乳酸的縮聚合成，以及可再生資源用於聚酯的合成進行了重點介紹。The present article reviews recent advances in synthesis of biodegradable polyesters, which include aliphatic polyester and polyester containing aromatic constituents, by polycondensation from the standpoint of molecular design
摘要本文從分子設計的角度，綜述了縮聚法合成生物可降解聚酯的研究進展，涉及脂肪族聚酯和含有芳香組分聚酯的合成。Influence of licl on the morphology, structure and properties of aliphatic polyurethaneurea
對脂肪族聚氨酯脲結構與性能的影響One set of composition analysis method was erected for biomass gasification tar, in which tar samples are separated into aliphatics, aromatics, ester, polar and aspheltenes fractions of increased polarity by one kind of chromatography, and gc / ms is used for the characterization of each fraction except aspheltenes
層析將焦油樣品分離為脂肪類、芳香類、酯類、極性物、瀝青質五個不同極性的族分，然後再對各族分採用gc - ms分別進行定性和定量分析，並最終獲得焦油的主要組成信息。分享友人