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    • 6. 发明申请
    • METHOD FOR PRODUCING CHEMICAL REACTIVE SUBSTANCE AND POLYCARBOXYLIC ACID PRODUCED THEREBY
    • 生产化学反应物质的方法及其生产的聚碳酸
    • WO02081608A2
    • 2002-10-17
    • PCT/JP0203284
    • 2002-04-02
    • NIPPON CATALYTIC CHEM INDYAMAMOTO MASAYAUNO TORUONDA YOSHIYUKINAGARE KOICHIROMIYAGAWA MINORU
    • YAMAMOTO MASAYAUNO TORUONDA YOSHIYUKINAGARE KOICHIROMIYAGAWA MINORU
    • C04B24/26C04B24/32C08F2/00C08F2/01C11D3/20C11D3/37C11D
    • C04B24/2647C11D3/2082C11D3/3757
    • The present invention is to provide a production method of chemical reactive substances with stable quality by which solidification, gel formation, and the resulting blockade within material injection nozzles are prevented, and contamination of a reaction system with the gelled matter is prevented, as well as occurrence of problems on a production process due to the gelled matter is suppressed, when the chemical reactive substances are produced by injecting the liquid materials containing reactive substances having unsaturated double bonds into the reaction vessel through the material injection nozzles of the reaction vessel. The present invention is a production method of a chemical reactive substance which comprises injecting a liquid material containing a reactive substance having an unsaturated double bond into a reaction vessel through a material injection nozzle of said reaction vessel and causing a reaction at a reaction temperature of not less than 50 DEG C, said production method of the chemical reactive substance including a step of removing at least a part of residual liquid remained in the material injection nozzle from inside of the material injection nozzle.
    • 本发明是提供一种质量稳定的化学反应物质的制造方法,能够防止材料注入喷嘴内的固化,凝胶形成和堵塞,防止凝胶化物质的反应体系的污染, 当化学反应物质是通过将含有具有不饱和双键的反应性物质的液体材料通过反应容器的材料注入喷嘴注射到反应容器中而产生化学反应物质时,抑制了由于凝胶物产生的生产过程中出现的问题。 本发明是一种化学反应性物质的制造方法,其特征在于,将含有具有不饱和双键的反应性物质的液体材料通过所述反应容器的材料喷嘴喷入反应容器中,并在不反应温度下进行反应 所述化学反应物质的制造方法,其特征在于,包括从所述材料注入喷嘴的内部除去所述材料注入喷嘴中残存的残留液体的至少一部分的工序。
    • 9. 发明申请
    • WATER-ABSORBENT AGENT COMPOSITION AND METHOD FOR MANUFACTURING SAME
    • 吸水剂组合物及其制造方法
    • WO2007037522A9
    • 2007-05-31
    • PCT/JP2006319923
    • 2006-09-28
    • NIPPON CATALYTIC CHEM INDKIMURA KAZUKIIKEUCHI HIROYUKI
    • KIMURA KAZUKIIKEUCHI HIROYUKI
    • C08L33/02C08K3/36C08K5/00
    • C08J3/245C08J2300/14C08J2333/02C08K3/36C08L33/02C08L2312/00C08L2666/02
    • A subject invention provides a water-absorbent agent composition superior in both liquid permeability and liquid updrawing property, which are conventionally incompatible. Moreover, the water-absorbent agent composition according to the present invention causes less decrease in liquid updrawing property. The water-absorbent agent composition according to the present invention contains as a main component a polycarboxylic acid water-absorbent agent having a crosslinking structure which is produced by polymerizing an acid-group-containing unsaturated monomer, the water-absorbent agent composition containing water-insoluble organic or inorganic fine particles, the water-absorbent agent composition satisfying the following set of conditions (a) through (e): (a) decreasing rate of a liquid distribution velocity (LDV) is not more than 30%; (b) saline flow conductivity (SFC) is not less than 60 (Unit: 10 -7 cm 3 s/g); (c) mass average particle diameter (D50) is 200 to 420 m; (d) logarithm standard deviation (s? ) of particle size distribution is 0.25 to 0.40; and (e) percentage of particles less than 150 µm in diameter is not more than 3 mass % with respect to the whole particle amount.
    • 本发明提供了通常不兼容的液体渗透性和液体上升性优异的吸水剂组合物。 此外,根据本发明的吸水剂组合物导致液体上升性能的降低较少。 本发明的吸水剂组合物含有具有通过聚合含酸基的不饱和单体生成的交联结构的多元羧酸吸水剂作为主要成分,所述吸水剂组合物含有水溶性聚合物, 不溶性有机或无机细颗粒,满足以下条件(a)至(e)的吸水剂组合物:(a)液体分布速度(LDV)的降低率不大于30%; (b)盐水流动导电率(SFC)不小于60(单位:10〜3厘米3 /克)。 (c)质量平均粒径(D50)为200〜420μm; (d)粒度分布的对数标准偏差(s?)为0.25〜0.40; 和(e)直径小于150μm的颗粒的百分比相对于整个颗粒量不超过3质量%。