首页> 外国专利> PHOSPHONIC ACID CATALYST IN DEHYDRATIVE CYCLIZATION OF 5 AND 6 CARBON POLYOLS WITH IMPROVED COLOR AND PRODUCT ACCOUNTABILITY.

PHOSPHONIC ACID CATALYST IN DEHYDRATIVE CYCLIZATION OF 5 AND 6 CARBON POLYOLS WITH IMPROVED COLOR AND PRODUCT ACCOUNTABILITY.

机译:磷酸在5和6碳纤维的加氢循环中的作用,提高了颜色和产品的可靠性。

摘要

A process for preparing materials derived from sugar alcohols such that the dehydration products exhibit better accountability and improved color to water-clear or near water-white appearance is described. In particular, the process involves employing a reducing Brnsted acid (e.g., phosphonic acid) for the catalysis of sugar alcohols to their corresponding dehydrated-cyclized products.
机译:描述了一种制备得自糖醇的材料的方法,该方法使得脱水产物表现出更好的责任感,并改善了水透明或接近水白色外观的颜色。特别地,该方法包括使用还原性布朗斯台德酸(例如膦酸)将糖醇催化成其相应的脱水环化产物。

著录项

  • 公开/公告号MX2016013207A

    专利类型

  • 公开/公告日2017-05-19

    原文格式PDF

  • 申请/专利权人 ARCHER DANIELS MIDLAND COMPANY;

    申请/专利号MX20160013207

  • 发明设计人 KENNETH STENSRUD;ERIK HAGBERG;

    申请日2014-11-19

  • 分类号A23L27/30;C07D493/04;

  • 国家 MX

  • 入库时间 2022-08-21 13:37:43

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