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    • 5. 发明授权
    • Preparation method of pimaric acid type resin acid
    • 海松酸型树脂酸的制备方法
    • US08680232B2
    • 2014-03-25
    • US13254774
    • 2010-03-18
    • Zhendong ZhaoYuxiang ChenLiangwu BiYan GuDongmei LiJing WangYanju Lu
    • Zhendong ZhaoYuxiang ChenLiangwu BiYan GuDongmei LiJing WangYanju Lu
    • C09F1/02
    • C07C61/08C07C51/42C07C51/43C07C51/44C07C51/487C07D307/77C07D307/89C09F1/04
    • A method for preparing pimaric acid type resin acids includes the following steps: step (1) adding refined resin acid, turpentine, or rosin along with maleic anhydride at a mass ratio of 1:0.3-1.5 into a reaction bottle, dissolving the ingredients into a C1-C10 lower fatty acid solvent, the mass ratio of the C1-C10 low fatty acid to refined resin acid is 0.05-30:1, then carrying out additional reaction by heating directly or with assistance of a microwave, subsequently cooling, crystallizing, filtering, and washing; and step (2) combining the filtrates collected in step (1), stripping the solvent by vacuum distillation to obtain pimaric acid type resin acid coarse product, dissolving the resulting coarse product in NaOH aqueous solution to prepare aqueous solution of pimaric acid type resin acid salt, adjusting the pH level to 6-14 with a mineral acid or an organic acid while stirring, and either directly purifying or acidifying followed by purifying, the resulting precipitation to obtain the final product. The method has the characteristics of high yield, high product content, low cost, and low environmental pollution.
    • 制备海松酸型树脂酸的方法包括以下步骤:步骤(1)将精制树脂酸,松节油或松香与马来酸酐以1:0.3-1.5的质量比加入到反应瓶中,将成分溶解成 C1-C10低级脂肪酸溶剂,C1-C10低级脂肪酸与精制树脂酸的质量比为0.05-30:1,然后直接加热或在微波辅助下进行附加反应,随后冷却,结晶 ,过滤和洗涤; 和步骤(2)将步骤(1)中收集的滤液合并,通过真空蒸馏除去溶剂,得到海松酸型树脂酸粗产物,将所得粗产物溶解在NaOH水溶液中,制备海松酸型树脂酸水溶液 盐,在搅拌下用无机酸或有机酸将pH值调节至6-14,直接纯化或酸化,然后纯化,得到沉淀,得到最终产物。 该方法具有产量高,产品含量高,成本低,环境污染少的特点。
    • 6. 发明授权
    • Projection-type photolithography system using composite photon sieve
    • 投影型光刻系统采用复合光子筛
    • US08736812B2
    • 2014-05-27
    • US13375102
    • 2011-08-16
    • Changqing XieNan GaoYilei HuaXiaoli ZhuHailiang LiLina ShiDongmei LiMing Liu
    • Changqing XieNan GaoYilei HuaXiaoli ZhuHailiang LiLina ShiDongmei LiMing Liu
    • G03B27/42
    • G02B5/1876G03F7/70316G03F7/70325
    • The present disclosure relates to the field of micro-nano fabrication, and provides a projection-type photolithography system using a composite photon sieve. The system comprises: a lighting system, a mask plate, a composite photon sieve and a substrate, which are arranged in order. The lighting system is adapted to generate incident light and irradiate the mask plate with the incident light. The mask plate is adapted to provide an object to be imaged by the composite photon sieve, and the incident light reaches the composite photon sieve after passing through the mask plate. The composite photon sieve is adapted to perform imaging, by which a pattern on the mask plate is imaged on the substrate. The substrate is adapted to receive an image of the pattern on the mask plate imaged by the composite photon sieve. According to the present disclosure, because the composite photon sieve is used instead of a projection objective lens in a conventional projection-type photolithography system, the advantage of high efficiency in the conventional projection-type photolithography system can be reserved, and also photolithography can be performed in batches rapidly, so that photolithography efficiency can be improved. Meanwhile, costs can be effectively cut down and the system can be reduced in size.
    • 本公开涉及微纳米制造领域,并且提供了使用复合光子筛的投影型光刻系统。 该系统包括:依次布置的照明系统,面板,复合光子筛和基板。 照明系统适于产生入射光并用入射光照射掩模板。 掩模板适于通过复合光子筛提供要成像的物体,并且入射光通过掩模板后到达复合光子筛。 复合光子筛适于进行成像,掩模板上的图案在基底上成像。 衬底适于接收由复合光子筛成像的掩模板上的图案的图像。 根据本公开,由于在常规投影型光刻系统中使用复合光子筛代替投影物镜,因此可以预留在常规投影型光刻系统中高效率的优点,并且光刻可以 批量快速进行,从而可以提高光刻效率。 同时,可以有效降低成本,缩小系统。
    • 7. 发明申请
    • PREPARATION METHOD OF PIMARIC ACID TYPE RESIN ACID
    • 树脂酸型树脂酸的制备方法
    • US20120004390A1
    • 2012-01-05
    • US13254774
    • 2010-03-18
    • Zhendong ZhaoYuxiang ChenLiangwu BiYan GuDongmei LiJing WangYanju Lu
    • Zhendong ZhaoYuxiang ChenLiangwu BiYan GuDongmei LiJing WangYanju Lu
    • C09F1/04
    • C07C61/08C07C51/42C07C51/43C07C51/44C07C51/487C07D307/77C07D307/89C09F1/04
    • A method for preparing pimaric acid type resin acids includes the following steps: step (1) adding refined resin acid, turpentine, or rosin along with maleic anhydride at a mass ratio of 1:0.3-1.5 into a reaction bottle, dissolving the ingredients into a C1-C10 lower fatty acid solvent, the mass ratio of the C1-C10 low fatty acid to refined resin acid is 0.05-30:1, then carrying out additional reaction by heating directly or with assistance of a microwave, subsequently cooling, crystallizing, filtering, and washing; and step (2) combining the filtrates collected in step (1), stripping the solvent by vacuum distillation to obtain pimaric acid type resin acid coarse product, dissolving the resulting coarse product in NaOH aqueous solution to prepare aqueous solution of pimaric acid type resin acid salt, adjusting the pH level to 6-14 with a mineral acid or an organic acid while stirring, and either directly purifying or acidifying followed by purifying, the resulting precipitation to obtain the final product. The method has the characteristics of high yield, high product content, low cost, and low environmental pollution.
    • 制备海松酸型树脂酸的方法包括以下步骤:步骤(1)将精制树脂酸,松节油或松香与马来酸酐以1:0.3-1.5的质量比加入到反应瓶中,将成分溶解成 C1-C10低级脂肪酸溶剂,C1-C10低级脂肪酸与精制树脂酸的质量比为0.05-30:1,然后直接加热或在微波辅助下进行附加反应,随后冷却,结晶 ,过滤和洗涤; 步骤(2)将步骤(1)中收集的滤液合并,通过真空蒸馏除去溶剂,得到海松酸型树脂酸粗产物,将所得粗产物溶解在NaOH水溶液中,制备海松酸型树脂酸水溶液 盐,在搅拌下用无机酸或有机酸将pH值调节至6-14,直接纯化或酸化,然后纯化,得到沉淀,得到最终产物。 该方法具有产量高,产品含量高,成本低,环境污染少的特点。