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    • 4. 发明授权
    • Protein adsorbent
    • 蛋白质吸附剂
    • US4246351A
    • 1981-01-20
    • US088927
    • 1979-10-29
    • Tetsuya MiyakeKunihiko TakedaAkihiko IkedaMasayuki Mizuno
    • Tetsuya MiyakeKunihiko TakedaAkihiko IkedaMasayuki Mizuno
    • B01J20/22C07K1/16C08J9/28C12H1/056C12N11/08C08J9/00
    • C12N11/08B01J20/22C07K1/16C08J9/286C12H1/0424Y10S210/905Y10S435/815Y10S530/806
    • A novel protein adsorbent consisting essentially of a porous copolymer obtained by copolymerizing a monomer mixture comprising at least one cyano group-containing monomer and at least one cross-linkable monomer, said copolymer having an average pore diameter (d) of from 40 A to 9,000 A and a total pore volume of from 0.05.sqroot.X ml to 1.5.sqroot.X ml per gram of the copolymer in a dry state, in which X designates the weight proportion of said cross-linkable monomer expressed in terms of the percent by weight based on the total monomers. The present porous copolymer adsorbent has a remarkably high protein adsorbing capacity. The adorbent can advantageously be used for various purposes such as purification and separation of proteins, and removal of proteins. Copolymer-protein composites obtained by adsorption of proteins on the present porous copolymer also are industrially useful and have a wide variety of applications.
    • 一种新型蛋白质吸附剂,其基本上由多孔共聚物组成,所述多孔共聚物通过使包含至少一个含氰基单体和至少一种可交联单体的单体混合物共聚而获得,所述共聚物的平均孔径(d)为40〜9,000 A,并且在干燥状态下每克共聚物的总孔体积为0.05×2×UV×1.5×2××××X,其中X表示所述可交联单体的重量比例,以基于 总单体。 本发明的多孔共聚物吸附剂具有非常高的蛋白质吸附能力。 该助剂可有利地用于各种目的,例如蛋白质的纯化和分离以及蛋白质的去除。 通过在本发明的多孔共聚物上吸附蛋白获得的共聚物 - 蛋​​白质复合物在工业上也是有用的并且具有广泛的应用。
    • 5. 发明授权
    • Method for the separation of carbon isotopes by chemical exchange method
    • 通过化学交换法分离碳同位素的方法
    • US4406870A
    • 1983-09-27
    • US293220
    • 1981-08-10
    • Tetsuya MiyakeKunihiko TakedaHeiichiro Obanawa
    • Tetsuya MiyakeKunihiko TakedaHeiichiro Obanawa
    • B01D59/30C01B31/00
    • B01D59/30Y10S423/07
    • A method for the separation of the isotopes of carbon comprising contacting an aqueous solution containing an acid-dissociated type chemical species of a carbon-containing acid and a non-dissociated type chemical species of said acid with an anion exchange resin as a solid phase, thereby to allow an isotope exchange reaction with respect to carbon to proceed between said acid-dissociated type chemical species and said non-dissociated type chemical species and, concurrently, to adsorb said acid-dissociated type chemical species on said anion exchange resin, and separate C.sup.12 and C.sup.13 respectively into a solution phase and the solid phase or the solid phase and a solution phase, whereby C.sup.13 is concentrated. This method can be practised at an extremely favorable efficiency and inexpensive cost, as compared with the prior art method for the separation utilizing a distillation method or a chemical exchange method between gas--liquid phases, gas--solution phases, solution--solution phases and the like.
    • PCT No.PCT / JP80 / 00326 Sec。 371日期1981年8月10日 102(e)日期1981年8月10日PCT提交1980年12月2日PCT公布。 出版物WO81 / 01802 日本1981年7月9日。一种用于分离碳同位素的方法,包括使含有酸的酸的解离型化学物质和所述酸的非离解型化学物质的水溶液与阴离子 交换树脂作为固相,从而允许在所述酸解离型化学物质和所述非解离型化学物质之间进行相对于碳的同位素交换反应,并且同时将所述酸解离型化学物质吸附在 所述阴离子交换树脂,并将C12和C13分别分离成溶液相和固相或固相和溶液相,由此C13浓缩。 与现有技术的分离方法相比,可以以非常有利的效率和廉价的成本实现该方法,其中使用蒸气法或气 - 液相,气溶相,溶液相之间的化学交换方法 喜欢。