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It was found that ARA was composed of esterification products of (2-HEA)-ester with pimaric acid, dehydroabietic acid, abietic acid and two isomers of acrylpimaric acid. ARA is a good crosslinking agent which can copolymerize with most vinyl monomers. The properties of solvent-resistance and heat resistance of the copolymer were improved considerably by the use of ARA.
实验结果表明:ARA主要由海松酸、脱氢枞酸、枞酸和丙烯海松酸的二种异构体的丙烯酸-2-羟基乙基酯的酯化产物组成,ARA是一种良好的交联剂,可与大多数乙烯基单体共聚合,其与MMA的共聚物的耐溶剂性和耐热性均得到了较大幅度的提高。
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In this paper,firstly a series of acryloxyl derivatives were synthesized from the dehydrogenated abietic acid,a main composition of disproportionated rosin, through acyl chloridation and esterification.The derivatives included the (β-acryloxyl ethyl) esters of dehydrogenated abietie acid,(β-methacryloxyl ethyl) esters of dehydrogenated abietic acid and (β-methacryloxyl propyl)esters of dehydrogenated abietic acid.
论文首先以歧化松香中的主要成分脱氢枞酸为模型化合物,采用酰氯化、酯化手段合成了它的一系列丙烯酰氧基衍生物,包括脱氢枞酸酯、脱氢枞酸(β-甲基丙烯酰氧基乙基)酯和脱氢枞酸(β-甲基丙烯酰氧基丙基)酯。
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The lumped kinetic model of monoterpene, abietic type resin acid, pimaric acid type resin acid, p-cymene, hydro-monoterpene, dehydro-abietic acid, hydro-abietic type resin acid, and hydro-pimaric acid type resin acid was established based on the structural groups and approximate reaction kinetic theory according to the fundamental principles of the lumped method.
在消除内、外扩散影响的条件下,在线跟踪反应产物并用气相色谱法测定反应体系组成随时间的变化,构造了Pd/C催化剂上松脂分子间氢转移集总反应网络,建立了包含单萜烯、枞酸型树脂酸、海松酸型树脂酸、对伞花烃、氢化单萜烯、脱氢枞酸、氢化枞酸型树脂酸和氢化海松酸型树脂酸等复杂反应体系的集总动力学模型,并估算了模型参数。
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Thirdly, the acrylic rosin was synthesized by the addition reaction from gum rosin andacrylic acid. The levo-pimaric acid was converted into acrylic pimarie acid throughDiels-Alder addition with acrylic acid. The abietic-type acids in the gum rosin were inisomerization balance under high temperature, and the abietic acid and palstric acid would beconverted into levo-pimaric acid and reacted in the later type.
第三,通过脂松香与丙烯酸加成合成了丙烯酸松香,该反应是左旋海松酸与丙烯酸发生Diels-Alder加成反应生成丙烯海松酸,由于脂松香中的枞酸型树脂酸在高温下处于异构化平衡状态,因此随着反应的进行枞酸、长叶松酸等会异构化为左旋海松酸参与反应。
- 更多网络解释与枞烯相关的网络解释 [注:此内容来源于网络,仅供参考]
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abietate:枞酸酯
abiesfirma 枞 | abietate 枞酸酯 | abietene 枞烯
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abietene:枞烯
abietate 枞酸酯 | abietene 枞烯 | abieticcolophonyrosin 松香
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abietene:[化] 枞烯; 松香烯; [医] 松香烯
1536abietate[医] 松香酸盐 | 1537abietene[化] 枞烯; 松香烯; [医] 松香烯 | 1538abietic[医] 松香的
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Abietic:松香
abietene /枞烯/ | abietic /松香/ | abietin /枞树脂/松香亭/
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Abietic:[医] 松香的
1537abietene[化] 枞烯; 松香烯; [医] 松香烯 | 1538abietic[医] 松香的 | 1539abietic acid松香酸; [化] 松香酸; [医] 松香酸
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abietin:枞树脂, 松香脂[烯]
impulse voltage characteristics 脉冲电压特性 | abietin 枞树脂, 松香脂[烯] | admissible lattice 容许格
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carvestrene:非活性枞萜, 消旋枞油烯, 香芹萜
carver | 雕刻匠, 雕工, 切肉刀, 切肉的人 | carvestrene | 非活性枞萜, 消旋枞油烯, 香芹萜 | carveterpin | 香芹萜二醇
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abietine:松香烯
abietine 松香素 | abietine 松香烯 | abietinol 枞醇
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abietine:松香素
abietinal 枞醛 | abietine 松香素 | abietine 松香烯
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abietine:松香素/松香烯
abietinal /枞醛/ | abietine /松香素/松香烯/ | abietinol /枞醇/