Treatment of sugar solutions

文档序号:1785756 发布日期:2019-12-06 浏览:19次 中文

阅读说明:本技术 糖溶液的处理 (Treatment of sugar solutions ) 是由 H·王 S·皮斯 C·H·马丁 D·J·吉斯克 J·迪尔 于 2018-04-25 设计创作,主要内容包括:提供了一种用于处理水溶液的方法,其中所述水溶液包含基于所述水溶液的重量的10重量%至50重量%的量的溶解的糖固体;其中所述溶解的糖固体含有基于所述溶解的糖固体的重量的1重量%至99重量%的量的单糖;其中所述水溶液的离子电导率为100至10,000μS/cm并且颜色含量为100至10,000国际颜色单位;其中所述方法包括使所述水溶液与具有特定特性的树脂颗粒的集合体接触。其中所述树脂颗粒具有基于所述树脂颗粒的集合体的重量为40重量%至50重量%的水的保水能力;并且其中所述树脂颗粒具有100m<Sup>2</Sup>/g或更小的表面积。(a process for treating an aqueous solution is provided, wherein the aqueous solution comprises dissolved sugar solids in an amount of 10 to 50 wt% based on the weight of the aqueous solution; wherein the dissolved sugar solids contain monosaccharides in an amount of 1 wt% to 99 wt%, based on the weight of the dissolved sugar solids; wherein the aqueous solution has an ionic conductivity of 100 to 10,000 μ S/cm and a color content of 100 to 10,000 international color units; wherein the method comprises contacting the aqueous solution with an assembly of resin particles having specific characteristics. Wherein the resin particles have a water retention capacity of 40 to 50 wt% of water based on the weight of the aggregate of the resin particles; and wherein the resin particles have a surface area of 100m2/g or less.)

1. a method for treating an aqueous solution,

Wherein the aqueous solution comprises dissolved sugar solids in an amount of 10 wt% to 50 wt% based on the weight of the aqueous solution;

Wherein the dissolved sugar solids contain monosaccharides in an amount of 1 wt% to 99 wt%, based on the weight of the dissolved sugar solids;

Wherein the aqueous solution has an ionic conductivity of 100 to 10,000 μ S/cm and a color content of 100 to 10,000 international color units;

Wherein the method comprises contacting the aqueous solution with an assembly of resin particles,

Wherein the resin particles comprise one or more polymers;

Wherein the polymer comprises methylene bridging groups between aromatic rings;

Wherein the polymer comprises a total amount of 0.1 to 1.4 equivalents of amino groups bonded to the resin particles per liter of the collection of resin particles;

Wherein quaternary ammonium groups bonded to the polymer are absent or present in an amount of 0.05 equivalents or less per liter of the collection of resin particles;

wherein the resin particles have a water retention capacity of 40 to 50 wt% of water based on the weight of the aggregate of the resin particles;

And wherein the resin particles have a surface area of 100m2/g or less.

2. The process of claim 1, wherein the aqueous solution comprises all higher sugars in a total amount of zero or less than 2 wt% based on the weight of the dissolved sugar solids.

3. the method of claim 1, wherein the collection of resin particles has a quotient D60/D10 of less than 1.1.

4. The method of claim 1, wherein the methylene bridge groups are present in an amount of 4 wt.% or less based on the total dry weight of the resin particles.

5. The method of claim 1, further comprising a subsequent step of separating the aqueous solution from the collection of resin particles.

6. The method of claim 1, wherein the step of contacting the aqueous solution with the collection of resin particles is performed by passing the aqueous solution through a fixed bed of the collection of resin particles.

7. The method of claim 1, wherein the amount of monosaccharide is 90 wt.% or more, based on the weight of the dissolved sugar solids.

8. The method of claim 1, wherein the monosaccharide comprises glucose, fructose, or a mixture thereof.

9. The method of claim 8, wherein the glucose is present in an amount of 90% by weight or greater based on the total weight of all monosaccharides.

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