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    • 1. 发明授权
    • Production of alkylpolyglycosides
    • 烷基多​​糖苷的生产
    • US5519124A
    • 1996-05-21
    • US152111
    • 1993-11-12
    • Patrick M. McCurry, Jr.Carl E. Pickens
    • Patrick M. McCurry, Jr.Carl E. Pickens
    • C07H1/00C07H15/04C08B37/00C07H1/06C07G3/00
    • C07H15/04
    • An improvement in the process of preparation of an alkylpolyglycoside containing a long chain alkyl group of about 10 carbon atoms or more by reaction of a saccharide and a long chain alcohol in the presence of an acid catalyst, particularly an improvement in the process to inhibit or minimize condenser fouling during the processing either in the removal of water from the reactor to promote completion of the reaction or in subsequent processing of the reaction product stream wherein the stream is heated at elevated temperatures and vacuum to remove excess alcohol and residual water, or water introduced into the process stream by steam ejectors in an evaporator, after leaving the reactor. The improvement includes the addition of an alcohol having a carbon chain of a number less than the carbon chain of the alkyl group of the alkylpolyglycoside product either along with the reactant alcohol to produce the polyglycoside, or to the product stream at evaporation of the excess alcohol and residual water.
    • 在酸催化剂存在下,通过糖和长链醇的反应,制备含有约10个碳原子或更长链长烷基的烷基多糖苷的方法的改进,特别是抑制或抑制方法的改进 在处理过程中使冷凝器结垢最小化,以便从反应器中除去水以促进反应的完成或反应产物流的后续处理,其中将物流在升高的温度和真空下加热以除去过量的醇和残留的水或水 在离开反应器之后,通过蒸发器中的蒸汽喷射器引入工艺流。 改进之处在于,连同反应物醇一起加入数量少于烷基多糖苷产物的烷基的碳链的醇以产生多糖苷,或者在蒸发过量的醇时向产物流中加入 和残余水。
    • 4. 发明授权
    • Process for making alkyl polyglycosides
    • 制备烷基多糖苷的方法
    • US5512666A
    • 1996-04-30
    • US278777
    • 1994-07-22
    • Patrick M. McCurry, Jr.Janet R. VarvilCarl E. Pickens
    • Patrick M. McCurry, Jr.Janet R. VarvilCarl E. Pickens
    • C07H15/04
    • C07H15/04
    • A process has been discovered for making alkyl polyglycoside which comprises reacting a fatty alcohol having from about 8 to about 22 carbon atoms with a sugar, in the presence of an acid catalyst, to form a product of alkyl polyglycoside and excess fatty alcohol. The molar ratio of fatty alcohol to sugar, respectively, is at least 2:1. The excess fatty alcohol is then separated from the alkyl polyglycoside product. Once separated, the excess fatty alcohol is then reacted with a source of boric acid to form a mixture comprised of one or more borate esters of the fatty alcohol and inert compounds. The non-hydroxylic compounds are then separated from the borate esters. The substantially pure fatty alcohol is then returned to the beginning of the process for use in the formation of alkyl polyglycoside.
    • 已经发现制备烷基多糖苷的方法包括使具有约8至约22个碳原子的脂肪醇与糖在酸催化剂存在下反应,形成烷基多糖苷和过量脂肪醇的产物。 脂肪醇与糖的摩尔比分别为至少2:1。 然后将多余的脂肪醇与烷基多糖苷产物分离。 一旦分离,然后将过量的脂肪醇与硼酸源反应,形成由一种或多种脂肪醇的硼酸酯和惰性化合物组成的混合物。 然后将非羟基化合物与硼酸酯分离。 然后将基本上纯的脂肪醇返回到用于形成烷基多糖苷的方法的开始。
    • 8. 发明授权
    • Raw starch saccharification
    • 生淀粉糖化
    • US4618579A
    • 1986-10-21
    • US656051
    • 1984-09-28
    • Bruce L. DwigginsCarl E. PickensCarl W. Niekamp
    • Bruce L. DwigginsCarl E. PickensCarl W. Niekamp
    • A23L1/09C12N9/34C12P19/20C12R1/645C12P19/14
    • C12N9/2428C12P19/20Y10S435/911
    • A multi-step process is provided for solubilizing and saccharifying granular starch slurries of between 20 and 60% d.s. starch. In a first step, an enzyme mixture exhibiting raw starch hydrolyzing activity is added to the slurry and maintained in contact therewith until at least a substantial portion but less than all of the starch is solubilized. The resulting syrup is separated from the remaining insoluble fraction. In a second step, the insoluble fraction is used to prepare a second slurry containing less than about 20% d.s. starch, and this second slurry is solubilized with a raw starch hydrolyzing enzyme preparation until substantially all (e.g., at least about 95% or more) of the starch is solubilized. The pooled syrup from the two steps is over about 20 weight percent saccharides, at least about 95% of which is glucose.
    • 提供了一种多步骤方法,用于增溶和糖化20-60%d.s的颗粒状淀粉浆。 淀粉。 在第一步中,将表现出生淀粉水解活性的酶混合物加入到浆料中并与之保持接触,直至至少大部分但少于所有淀粉溶解。 将所得糖浆与剩余的不溶性部分分离。 在第二步中,不溶级分用于制备含有少于约20%d.s的第二浆料。 淀粉,并且用生淀粉水解酶制剂溶解该第二浆料,直到基本上全部(例如,至少约95%或更多)淀粉溶解。 来自两个步骤的汇集的糖浆超过约20重量%的糖,其中至少约95%是葡萄糖。