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- polyvinyl cinnamate 聚乙烯肉桂酸酯
- They were good catalyst for synthesis of n-butyl cinnamate. 它们是催化合成肉桂酸正丁酯的良好催化剂。
- Vinyl Chloride Co-polymers, Polyvinyl Butyrals, Thixotropy Resin. 聚氯乙烯共聚物、聚乙烯醇缩丁醛、触变性树脂。
- Study on gas-barrier properties of polyvinyl glutaral membranes[J]. 引用该论文 张丽卿;李波;蒋刚;王志光.
- The process of polyvinyl butyral (PVB)was briefly introduced. 简述了聚乙烯醇缩丁醛生产的工艺流程。
- Unplasticized polyvinyl chloride pipes and fittings. 未增塑聚氯乙烯压力管用密封圈的固定接头。
- Abstract： The process of polyvinyl butyral (PVB)was briefly introduced. 摘 要： 简述了聚乙烯醇缩丁醛生产的工艺流程。
- Progress in studies on crosslinking of polyvinyl chloride were reviewed. 综述了聚氯乙烯各种交联方法的研究进展。
- This thesis is based on polyvinyl alcohol fibers (vinylon) reinforced mortar. 本文以聚乙烯醇纤维(即维纶)增强砂浆为基础进行研究。
- Polyvinyl chloride, polyurethane and thermoplastic balata is suit base makings. 聚氯乙烯、聚氨酯和热塑性橡胶是适合的基料。
- The polyvinyl acetate and polyvinyl alcohol used are ideal restoring materials obtained by numberless screening. 聚醋酸乙烯和聚乙烯醇是经过无数次筛选的理想修补材料。
- Amyl cinnamate was synthesized from cinnamic acid and amyl alcohol using tungstosilicic acid as catalyst. 以钨硅酸为催化剂,通过桂酸和戊醇酯化反应合成桂酸戊酯,研究了各有关因素对产品酯化率的影响。
- The main component was methoxy-ethyl cinnamate with content of 40.96%, next was ethyl cinnamate with content of 23.68%. 主要成分是对甲氧基肉桂酸乙酯，含量为40.;96%25；其次是肉桂酸乙酯，含量为23
- Ethyl cinnamate was prepared by one-pot method from 1,3,3,3-tetrachloropropylbenzene with 85.2% yield. 以1;3;3;3-四氯两基苯一锅煮方法制备肉桂酸乙酯;收率达到85.;2%25。
- Butyl cinnamate was synthesized from cinnamic acid and butyl alcohol using tungstosilicic acid as catalyst. 以钨硅杂多酸为催化剂,通过肉桂酸和正丁醇反应合成肉桂酸正丁酯。
- Results showed that the conversion of cinnamate acid were 95.5% and the performance of catalyst were stable. 结果表明，肉桂酸的转化率可达95．5%25，且催化剂的性能稳定。
- The main component was methoxy-ethyl cinnamate with content of 40.96%,next was ethyl cinnamate with content of 23.68%. 主要成分是对甲氧基肉桂酸乙酯;含量为40.;96%25;其次是肉桂酸乙酯;含量为23
- DAZOC - Durable, polyvinyl gated irrigation pipe and color-coded PVC pipe fittings. 描述:DAZOC公司，提供耐用的、乙烯聚合物接口灌溉管道。
- Sash guides shall be constructed from corrosion resistant polyvinyl chloride or equivalent material. 移门导向装置由抗腐蚀的聚氯乙稀或相近材质构成。
- A new method of extracting cinnam aldehyde from Cinnamomum cassia Presl bark was put forward. 用少量乙醇溶液润湿肉桂皮,然后加入热水,使渗透到肉桂皮微孔内的乙醇溶液沸腾,强化提取过程。
