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    • 1. 发明授权
    • Polysaccharide derivative
    • 多糖衍生物
    • US06541614B1
    • 2003-04-01
    • US09926688
    • 2001-12-03
    • Atsushi NagasawaTomohito KitsukiTakeshi Ihara
    • Atsushi NagasawaTomohito KitsukiTakeshi Ihara
    • C07H1508
    • C08B37/00A61K8/73A61Q5/02A61Q19/00A61Q19/10C08B11/00C08B11/08C08B11/20C08B31/00C08B31/08C08B31/12C08B31/125
    • Polysaccharide derivatives derived from a polysaccharide or a derivative thereof by substituting a part or all of the hydrogen atoms of the hydroxyl groups of the polysaccharide or the derivative thereof with the groups represented by the following formula (1): —E1—(OA)n—E2—R  (1) wherein E1 represents a divalent saturated C1-6 hydrocarbon group which may be substituted with one or more hydroxyl groups or oxo groups, n stands for a number of from 8 to 300, n numbers of As may be the same or different and each independently represent a divalent saturated C1-6 hydrocarbon group, E2 represents an ether bond or an oxycarbonyl group, and R represents a C4-30 alkyl group which may be substituted with one or more hydroxyl groups, in which the H(s) of one or more hydroxy groups in each of said groups (1) may be further substituted with the groups (1); thickeners and emulsifiers comprising these polysaccharide derivatives; as well as aqueous compositions containing said polysaccharide derivatives. The polysaccharide derivatives of the present invention are excellent in water solubility and have such a rheological characteristic that the viscosity thereof increases at high temperatures, whereby they are very useful as a thickener exhibiting an excellent handling property at low temperatures and a sufficient thickening effect at high temperatures, as an emulsifier exhibiting an excellent emulsifying action allowing hydrophobic compounds to exist very stably in water, and also as a thickening and stabilizing agent for various toiletry products such as viscous bath preparations, massaging cosmetic preparations, shower preparations, skin care preparations, hair washing preparations, body washing preparations, garment detergents, garment finishing agents and hard surface cleaning agents.
    • 通过用下述式(1)表示的基团代替多糖或其衍生物的羟基的部分或全部的氢原子的一部分或全部来自多糖或其衍生物的多糖衍生物:其中E1表示二价饱和C1 可以被一个或多个羟基或氧代基取代的烃基,n表示数量为8至300,n数可以相同或不同,并且各自独立地表示二价饱和C 1-6烃 基团,E2表示醚键或氧羰基,R表示可被一个或多个羟基取代的C4-30烷基,其中每个所述基团中的一个或多个羟基的H(s) (1)可以进一步被基团(1)取代; 包含这些多糖衍生物的增稠剂和乳化剂; 以及含有所述多糖衍生物的含水组合物。本发明的多糖衍生物具有优异的水溶性,并且具有其粘度在高温下增加的流变特性,因此它们作为显示出优异处理性能的增稠剂是非常有用的 在低温下和在高温下具有充分的增稠效果,作为表现出优异的乳化作用的乳化剂,使疏水性化合物在水中非常稳定地存在,以及作为用于各种化妆品的增稠和稳定剂,例如粘稠浴剂,按摩化妆品 制剂,沐浴用品,护肤品,洗发剂,洗身剂,衣物洗涤剂,服装整理剂和硬表面清洁剂。
    • 2. 发明申请
    • Production process for glycidyl ether adduct and catalyst used for the process
    • 用于该方法的缩水甘油醚加合物和催化剂的制备方法
    • US20060252946A1
    • 2006-11-09
    • US11482749
    • 2006-07-10
    • Atsushi NagasawaMitsuru UnoTomohito Kitsuki
    • Atsushi NagasawaMitsuru UnoTomohito Kitsuki
    • C07D301/27C07H1/00
    • C11D1/72B01J21/10B01J23/002B01J23/06B01J2523/00B01J2523/22B01J2523/31B01J2523/27
    • Provided is a catalyst for adding a glycidyl ether to an active hydrogen-containing organic compound, comprising a complex oxide of magnesium and at least one element other than magnesium selected from the group consisting of the elements in the third period and the fourth period in the periodic table. Also provided is a process for producing a glycidyl ether adduct, which comprises subjecting an active hydrogen-containing organic compound and a glycidyl ether to an addition reaction in the presence of the above-mentioned catalyst. In the addition reaction between the active hydrogen-containing organic compound and the glycidyl ether, use of the catalyst of the present invention enables inhibition of an excess addition reaction of the glycidyl ether which is a successive reaction, and a mono- or di-(alkyl, alkenyl or phenyl) ether product in which one or two glycidyl ethers are added is selectively produced by adjusting the mole ratio of the active hydrogen-containing organic compound to the glycidyl ether to a specific range. Accordingly, the mono- or di-(alkyl, alkenyl or phenyl) ether product can be obtained at a high productivity with a high purity.
    • 提供了一种用于向含活性氢的有机化合物中加入缩水甘油醚的催化剂,其包含镁和至少一种除镁以外的元素的复合氧化物,所述复合氧化物选自第三周期和第四周期中的元素组 周期表。 还提供了一种制备缩水甘油醚加合物的方法,其包括在上述催化剂存在下使含活性氢的有机化合物和缩水甘油醚进行加成反应。 在含活性氢的有机化合物和缩水甘油醚之间的加成反应中,使用本发明的催化剂可以抑制作为连续反应的缩水甘油醚的过量加成反应,以及单 - 或二 烷基,烯基或苯基)醚产物,其中加入一个或两个缩水甘油醚是通过将含活性氢的有机化合物与缩水甘油醚的摩尔比调整到特定范围来选择性地制备的。 因此,可以以高纯度的高生产率获得单 - 或二 - (烷基,烯基或苯基)醚产物。
    • 4. 发明授权
    • Process for production of monoalkyl ethers
    • 单烷基醚的制备方法
    • US06504063B2
    • 2003-01-07
    • US09867460
    • 2001-05-31
    • Munehisa OkutsuTomohito KitsukiAtsushi Nagasawa
    • Munehisa OkutsuTomohito KitsukiAtsushi Nagasawa
    • C07C4101
    • C07C41/06C07C41/20Y02P20/584C07C43/13C07C43/135C07C43/178
    • A process for producing a monoalkyl ether which comprises a first step of contacting the following components (A) and (B):(A): an aqueous liquid phase containing: (a1) a C3-6 polyol having 3 or 4 hydroxyl groups, a palladium compound, a water-soluble tertiary phosphine or phosphite, and water; or (a2) a C3-6 polyol having 3 to 4 hydroxyl groups, a complex of palladium and a water-soluble tertiary phosphine or phosphite, and water, and (B): an oily liquid phase containing a conjugated diene, to give an alkadienyl ether containing an alkadienyl group resulting from dimerization of conjugated dienes; and a second step of hydrogenating the alkadienyl group in the alkadienyl ether in a hydrogen atmosphere in the presence of a catalyst containing an element selected from the Groups 8 to 10 elements of the periodic table. According to the process of the invention, monoalkyl ethers of polyols are produced selectively in a simple manner and advantageously from the economical viewpoint. The present process enables recovery and recycling of the catalyst.
    • 一种制备单烷基醚的方法,其包括使以下组分(A)和(B):A)接触的第一步骤:含有(a1)具有3或4个羟基的C 3-6多元醇的水性液相, 钯化合物,水溶性叔膦或亚磷酸酯和水; 或(a2)具有3〜4个羟基的C3-6多元醇,钯和水溶性叔膦或亚磷酸酯的配合物和水,和(B):含有共轭二烯的油性液相,得到 含有由共轭二烯的二聚产生的链二烯基的链二烯基醚; 以及在含有选自元素周期表第8-10族元素的元素的催化剂存在下,在氢气气氛中,在链二烯基醚中氢化链二烯基的第二步骤。根据本发明的方法, 多元醇以简单的方式选择性地产生,并且从经济角度来看是有利的。 本方法能够回收和再循环催化剂。
    • 6. 发明授权
    • Method and apparatus of controlling a compressor of an air conditioner
    • 控制空调的压缩机的方法和装置
    • US5295363A
    • 1994-03-22
    • US959097
    • 1992-10-09
    • Naoki OomuraAtsushi Nagasawa
    • Naoki OomuraAtsushi Nagasawa
    • F24F11/02F24F11/00F25B49/02G05D23/19
    • F25B49/025F24F11/0009G05D23/1919F24F11/0012F25B2600/021Y02B30/741
    • A method and apparatus of controlling an air conditioner. The discharge temperature of a compressor and the indoor heat exchanger temperature are steadily controlled to set temperatures as close as possible, suppressing hunting of the frequency of an inverter. A temperature sensor is provided for detecting the temperature of the indoor heat exchanger or the discharge temperature of the compressor. A control unit is further provided, and judges as to in which temperature zone among at least preset four temperature zones the detected temperature is. Then, the control unit outputs frequency control signals to the inverter to perform the following operations: when the detected temperature is in the lowest temperature zone, the output frequency of the inverter is increased at a predetermined speed; in a lower intermediate temperature zone the frequency is slowly increased; in an upper intermediate temperature zone below a set temperature the current frequency is maintained; and in a temperature zone above the set temperature the frequency is decreased at a predetermined speed.
    • 一种控制空调的方法和装置。 压缩机的排出温度和室内热交换器温度稳定地控制,使温度尽可能接近,抑制逆变器的频率的波动。 设置有用于检测室内热交​​换器的温度或压缩机的排出温度的温度传感器。 还提供控制单元,并且判断在检测到的温度的至少预设的四个温度区域中的哪个温度区域。 然后,控制单元向变频器输出频率控制信号,进行以下操作:当检测温度处于最低温度区时,逆变器的输出频率以预定速度增加; 在较低的中间温度区,频率缓慢增加; 在设定温度以下的上部中间温度区域内保持电流频率; 并且在高于设定温度的温度区域中,频率以预定速度降低。