C08G2650/26

PROCESS FOR SYNTHESISING SEMI-AROMATIC POLYETHERS
20220177648 · 2022-06-09 ·

The invention relates to a process for producing semi-aromatic polyethers based on an aliphatic diol, to semi-aromatic polyethers based on an aliphatic diol obtained by said process, and to the use of said semi-aromatic polyethers based on an aliphatic diol for manufacturing membranes, manufactured parts and coatings.

Method for Making Polyoxyethylene 1,4 Sorbitan Fatty Acid Ester

The invention discloses a method for preparation of polyoxyethylene 1,4-sorbitan fatty acid ester, such as Polysorbate 80, by a reaction of polyoxyethylene 1,4-sorbitan with a fatty acid chloride, and polyoxyethylene 1,4-sorbitan fatty acid esters obtainable by this method.

Alkoxylated polysorbate ester adjuvants
11046813 · 2021-06-29 · ·

An agrochemical formulation comprising an agricultural active and an adjuvant is disclosed. The adjuvant comprises a residue of sorbitan or sorbitan derivative having at least one active hydrogen atom replaced to form an ethyloxylated or propoxylated ester. The adjuvant and methods of treating crops with an agrochemical formulation comprising the adjuvant are also disclosed.

Polymer-carbohydrate conjugates for drug delivery technology
10835608 · 2020-11-17 ·

The invention comprises compounds, methods of making, and methods of using. The compounds may have a linear or cylic backbone and three or four appended functional groups: one or two lipohilic compounds including sterols or fat soluble vitamins, one or two hydrophilic polymer, and one or two carbohydrate. A group of polymer-carbohydrate conjugates having a central backbone and three appended functional groups are disclosed wherein one lipophilic compound is void of both steroid acids. The conjugate may have fatty acids as the primary lipophilic carrier, one hydrophilic polymer, and one carbohydrate. Specific functional groups may be selected for specific applications in formulating pharmaceuticals, cosmetics, nutriceuticals, and the like. Typical coupling reaction of the conjugates may involve one or more or combinations or in series of alkylation including N-alkylation or O-alkylation, etherification, esterification and amidation chemical processes. A variety of linkers between the backbone and functional groups may also be selected to modify the carriers or center backbones for the coupling reactions and optimize performance of the conjugates.

WATER PROCESSES FOR PRODUCING POLYETHER POLYOLS FROM SOLID POLYHYDROXYL COMPOUNDS
20200157133 · 2020-05-21 · ·

Batch water processes for producing high functionality polyether polyols from polyhydroxyl compounds that are solid at ambient conditions, such as is the case with sucrose, are disclosed. The disclosed processes avoid use of an intermediate dewatering step.

Water processes for producing polyether polyols from solid polyhydroxyl compounds
10633406 · 2020-04-28 · ·

Batch water processes for producing high functionality polyether polyols from polyhydroxyl compounds that are solid at ambient conditions, such as is the case with sucrose, are disclosed. The disclosed processes avoid use of an intermediate dewatering step.

Reactive multi-functional additives for coatings compositions

A composition comprising: (a) from 20 to 60 wt % of a saccharide component comprising from two to five sugar ring units having polymerized units of at least one alkylene oxide selected from the group consisting of ethylene oxide, propylene oxide and butylene oxide bonded to oxygen atoms on said sugar rings and at least three acetoacetyl groups bonded to terminal oxygen atoms of said polymerized units of at least one alkylene oxide; and (b) from 40 to 80 wt % of a non-saccharide component comprising a polyol unit not containing a sugar ring and having a hydroxyl functionality from two to five; said polyol unit having polymerized units of at least one alkylene oxide selected from the group consisting of ethylene oxide, propylene oxide and butylene oxide bonded to hydroxyl oxygen atoms of the polyol and at least two acetoacetyl groups bonded to terminal oxygen atoms of said polymerized units of at least one alkylene oxide; wherein total polymerized units of at least one alkylene oxide comprise from 20 to 80 wt % of said multi-functional additive.

Process for synthesising semi-aromatic polyethers

The invention relates to a process for producing semi-aromatic polyethers based on an aliphatic diol, to semi-aromatic polyethers based on an aliphatic diol obtained by said process, and to the use of said semi-aromatic polyethers based on an aliphatic diol for manufacturing membranes, manufactured parts and coatings.

Methyl Fructoside Polyether Amine, Preparation Method Therefor and Use Thereof
20250066406 · 2025-02-27 ·

The present invention provides a methyl fructoside polyether amine, a preparation method therefor and use thereof, According to the methyl fructoside polyether amine, as a derivative of an alkyl glycoside, provided by the present invention, polyoxyethylene or polyoxypropylene chain links are introduced on the basis of retaining the advantages of safety, no toxicity, no irritation to skin, good biodegradability, good compatibility and the like of the alkyl glycoside, so that the water solubility, flowability and hard water resistance of a product are improved. The methyl fructoside polyether amine has a more excellent emulsifying property, meets the requirements of green and environmental protection, can be used as an emulsifier, a detergent, a foaming agent, a humectant, a thickening agent, a wetting agent, a dispersing agent, a penetrating agent and the like, and is widely used in the daily chemical industry, especially in the field of detergents.

Branched polymeric emulsifiers

The present invention relates to esterified glycerylated alkyl glycoside and to a process for making same. The esterified glycerylated alkyl glycoside have one or more polyglyceryl moieties and one or more acyl moieties, wherein all of the one or more acyl moieties are situated on the one or more polyglyceryl moieties via an ester linkage. These compounds have been found to be useful as emulsifiers and coemulsifiers in the formulation of a phase stable emulsions suitable for use in personal care, home care, industrial and institutional, and health care applications.