Patent application number | Description | Published |
20080242721 | Glycerol Levulinate Ketals and Their Use - The present disclosure relates to the preparation of ketal compounds from glycerol and levulinic acid and esters, and uses thereof. | 10-02-2008 |
20100222603 | Glyceryl Ether Compounds and their Use - Glyceryl ether compounds prepared by the reaction of glycerol and olefin epoxides are disclosed. The compounds are renewable biomass-based surfactants useful as detergents and emulsifiers in formulations for cleaning, laundry, personal care, cosmetics, and industrial uses. | 09-02-2010 |
20100292373 | ADDUCTS OF LEVULINIC DERIVATIVES WITH EPOXIDIZED FATTY ACID ESTERS AND USES THEREOF - The present disclosure relates to methods of preparation of compounds resulting from the reaction of levulinic esters and epoxidized unsaturated fatty acid esters. The compounds are useful as renewable biomass-based plasticizers for a variety of polymers. Mono-, di- and tri-ketal adducts formed in a reaction between alkyl esters of levulinate and epoxidized unsaturated fatty acid esters derived from vegetable oils are also disclosed. | 11-18-2010 |
20100292491 | Method of Making Ketals and Acetals - The reaction of alcohols with oxocarboxylates to form acetals or ketals is catalyzed by unexpectedly low levels of protic acids. By employing low acid catalyst levels compared to amounts conventionally used, rapid formation of acetal or ketal is facilitated while the formation of oxocarboxylate esters is minimized. Further employing a significant molar excess of oxocarboxylate in conjunction with low acid catalyst level gives rise to the rapid and clean formation of acetals and ketals from oxocarboxylates and alcohols. | 11-18-2010 |
20110021658 | Polyketal Compounds, Synthesis, and Applications - The invention relates to polyketal compounds. The compounds are synthesized by the selective ketalization of oxocarboxylic acids, e.g. keto acids and semialdehydes, and esters thereof with tetrols and higher polyols that products two or more cyclic ketal ester moieties per molecule, wherein the cyclic ketal moieties are situated in a bis-, tris-, or polyketal conformation. The invention further relates to applications of these compounds and subsequent reactions thereof. | 01-27-2011 |
20110082264 | TRANSKETALIZED COMPOSITIONS, SYNTHESIS, AND APPLICATIONS - The present disclosure relates to the preparation of ketal compounds from polyols and oxocarboxylates, and uses thereof. | 04-07-2011 |
20110218350 | GLYCERYL ETHER COMPOUNDS AND THEIR USE - Glyceryl ether compounds prepared by the reaction of glycerol and olefin epoxides are disclosed. The compounds are renewable biomass-based surfactants useful as detergents and emulsifiers in formulations for cleaning, laundry, personal care, cosmetics, and industrial uses. | 09-08-2011 |
20120021962 | GLYCEROL LEVULINATE KETALS AND THEIR USE - The present disclosure relates to the preparation of ketal compounds from glycerol and levulinic acid and esters, and uses thereof. | 01-26-2012 |
20120101313 | GLYCERYL ETHER COMPOUNDS AND THEIR USE - Glyceryl ether compounds prepared by the reaction of glycerol and olefin epoxides are disclosed. The compounds are renewable biomass-based surfactants useful as detergents and emulsifiers in formulations for cleaning, laundry, personal care, cosmetics, and industrial uses. | 04-26-2012 |
20120136070 | KETAL ESTERS OF ANHYDROPENTITOLS AND USES THEREOF - The present disclosure relates to the preparation of ketal compounds from anhydropentitols and oxocarboxylates; derivatives, homopolymers, and copolymers thereof; and various compositions, formulations, and articles derived therefrom. | 05-31-2012 |
20120157560 | KETAL ESTERS OF ANHYDROPENTITOLS AND USES THEREOF - The present disclosure relates to the preparation of ketal compounds from anhydropentitols and oxocarboxylates; derivatives, homopolymers, and copolymers thereof; and various compositions, formulations, and articles derived therefrom. | 06-21-2012 |
20120196947 | GLYCEROL LEVULINATE KETALS AND THEIR USE IN THE MANUFACTURE OF POLYURETHANES, AND POLYURETHANES FORMED THEREFROM - The present disclosure relates to the preparation of ketal compounds from glycerol and levulinic acid and esters, and uses thereof, in particular the manufacture of polyurethanes. | 08-02-2012 |
20120323024 | KETAL ESTERS OF OXOCARBOXYLIC ACIDS AND PROCESS OF MAKING - A ketal ester of an oxocarboxylic acid and a process to make the same, where the ketal ester is of Structure (I): wherein a is 0 or an integer from 1 to 12; n is 0 or 1; R | 12-20-2012 |
20130046102 | GLYCERYL ETHER COMPOUNDS AND THEIR USE - Glyceryl ether compounds prepared by the reaction of glycerol and olefin epoxides are disclosed. The compounds are renewable biomass-based surfactants useful as detergents and emulsifiers in formulations for cleaning, laundry, personal care, cosmetics, and industrial uses. | 02-21-2013 |
20130053564 | KETAL AMIDE COMPOUNDS, METHODS OF MAKING, AND APPLICATIONS - Disclosed herein are ketal amide compounds. The ketal amide compounds are synthesized by the reaction of ketal acids or ketal esters with amine functional compounds. Also disclosed are methodologies useful to make the ketal amide compounds. Also disclosed herein are formulations and articles containing the ketal amide compounds. | 02-28-2013 |
20130065765 | DEGRADABLE SUPERABSORBENT POLYMERS - The present disclosure relates to degradable superabsorbent materials based on acetals of glyoxylic acid and derivatives thereof with polyvinyl alcohol, and methods of making the polymers. The polymers are used to make superabsorbent particles, coatings, sheets, and fibers. Formulations and articles including the superabsorbent polymers, particles, coatings, sheets, and fibers are also disclosed. | 03-14-2013 |
20130085201 | KETAL LACTONES AND STEREOSPECIFIC ADDUCTS OF OXOCARBOXYLIC KETALS WITH TRIMETHYLOL COMPOUNDS, POLYMERS CONTAINING THE SAME, METHODS OF MANUFACTURE, AND USES THEREOF - Ketal lactones of and methods for making such ketal lactones are disclosed. Also described are methods for making isolated cis- and trans-stereoisomers of hydroxyester ketals of oxocarboxylic acids and polymers having ketal units of such stereoisomers within the polymer backbone. | 04-04-2013 |
20130233204 | ADDUCTS OF LEVULINIC DERIVATIVES WITH EPOXIDIZED FATTY ACID ESTERS AND USES THEREOF - The present disclosure relates to methods of preparation of compounds resulting from the reaction of levulinic esters and epoxidized unsaturated fatty acid esters. The compounds are useful as renewable biomass-based plasticizers for a variety of polymers. Mono-, di- and tri-ketal adducts formed in a reaction between alkyl esters of levulinate and epoxidized unsaturated fatty acid esters derived from vegetable oils are also disclosed. | 09-12-2013 |
20130303648 | GLYCEROL LEVULINATE KETALS AND THEIR USE IN THE MANUFACTURE OF POLYURETHANES, AND POLYURETHANES FORMED THEREFROM - The present disclosure relates to the preparation of ketal compounds from glycerol and levulinic acid and esters, and uses thereof, in particular the manufacture of polyurethanes. | 11-14-2013 |
20140135455 | TRANSKETALIZED COMPOSITIONS, SYNTHESIS, AND APPLICATIONS - The present disclosure relates to the preparation of ketal compounds from polyols and oxocarboxylates, and uses thereof. | 05-15-2014 |
20140163127 | KETAL ESTER DERIVATIVES - The present disclosure relates to the preparation of acrylate, alkacrylate, allyl, and polycarbonate derivatives of hydroxy ketal esters, and uses thereof. | 06-12-2014 |
Patent application number | Description | Published |
20100056385 | METHODS FOR IDENTIFYING SETS OF OLIGONUCLEOTIDES FOR USE IN AN IN VITRO RECOMBINATION PROCEDURE - In silico nucleic acid recombination methods, related integrated systems utilizing genetic operators and libraries made by in silico shuffling methods are provided. | 03-04-2010 |
20100241640 | METHODS OF POPULATING DATA STRUCTURES FOR USE IN EVOLUTIONARY SIMULATIONS - In particular, this invention provides novel methods of populating data structures for use in evolutionary modeling. In particular, this invention provides methods of populating a data structure with a plurality of character strings. The methods involve encoding two or more biological molecules into character strings to provide a collection of two or more different initial character strings; selecting at least two substrings from the pool of character strings; concatenating the substrings to form one or more product strings about the same length as one or more of the initial character strings; adding the product strings to a collection of strings; and optionally repeating this process using one or more of the product strings as an initial string in the collection of initial character strings. | 09-23-2010 |
20110257892 | METHODS FOR IDENTIFYING SETS OF OLIGONUCLEOTIDES FOR USE IN AN IN VITRO RECOMBINATION PROCEDURE - In silico nucleic acid recombination methods, related integrated systems utilizing genetic operators and libraries made by in silico shuffling methods are provided. | 10-20-2011 |
20110319586 | Ketal Compounds from Polyols and Oxocarboxylates - Novel ketal compounds can be made from an oxocarboxylate and a triol. Novel polymeric structures are, in turn, synthesized from the ketal compounds. Such ketal compounds and associated polymers are useful in a broad range of applications as a substitute for materials derived from petroleum or other such nonrenewable resources. | 12-29-2011 |
20120252684 | METHODS OF POPULATING DATA STRUCTURES FOR USE IN EVOLUTIONARY SIMULATIONS - In particular, this invention provides novel methods of populating data structures for use in evolutionary modeling. In particular, this invention provides methods of populating a data structure with a plurality of character strings. The methods involve encoding two or more biological molecules into character strings to provide a collection of two or more different initial character strings; selecting at least two substrings from the pool of character strings; concatenating the substrings to form one or more product strings about the same length as one or more of the initial character strings; adding the product strings to a collection of strings; and optionally repeating this process using one or more of the product strings as an initial string in the collection of initial character strings. | 10-04-2012 |