Patent application number | Description | Published |
20080317860 | Use of a Polysaccharide Which is Excreted by the Vibrio Diabolicus Species For the Engineering of Non-Mineralized Connective Tissue - The invention relates to the use of a polysaccharide which is excreted by the | 12-25-2008 |
20090028924 | USE OF A POLYSACCHARIDE WHICH IS EXCRETED BY THE VIBRIO DIABOLICUS SPECIES FOR THE REGENERATION AND PROTECTION OF THE PERIODONTIUM - The invention relates to the use of a polysaccharide which is excreted by the | 01-29-2009 |
20090043399 | USE OF FUCANS FOR THE PURPOSE OF BONE GRAFTING, ENGINEERING AND REGENERATION - The present invention relates to the use of fucans with a weight-average molar mass of between 5000 and 100 000 g/mol, for the purposes of bone grafting, engineering and regeneration. | 02-12-2009 |
20110245199 | Sulfated Depolymerized Derivatives of Expolysaccharides (Eps) from Mesophilic Marine Bacteria, Method for Preparing the Same, and Uses Thereof in Tissue Regeneration - The invention relates to certain low-molecular weight sulphated polysaccharide derivatives of marine native exopolysaccharides (EPSs) excreted by mesophilic marine bacteria from a deep hydrothermal environment, wherein said derivatives can be obtained by means of a method which comprises a step of free radical depolymerisation of said native EPSs followed by a step of sulphating the resulting depolymerised derivatives. The present invention further relates to the use of said low-molecular weight sulphated polysaccharide derivatives as a wound-healing agent, particularly for preparing pharmaceutical compositions suitable for treating or preventing diseases of the connective tissues and particularly skin and gum tissues. The figure demonstrates how polysaccharide derivative GY 785 DRS according to the invention can stimulate fibroblast proliferation in latticed or reconstructed connective tissues at a concentration of 10 μg (m) g/ml. | 10-06-2011 |
20110305647 | USE OF A POLYSACCHARIDE WHICH IS EXCRETED BY THE VIBRIO DIABOLICUS SPECIES FOR THE REGENERATION AND PROTECTION OF THE PERIODONTIUM - The invention relates to the use of a polysaccharide which is excreted by the | 12-15-2011 |
20130032650 | METHOD FOR DEPOLYMERISING POLYSACCHARIDES BY MEANS OF MECHANICAL MILLING - A method for controlled reduction of the weight average molar mass of a polysaccharide down to a lower and determined weight average molar mass, which method includes a step for mechanical milling of the polysaccharide by a ball mill, until the polysaccharide having the desired weight average molar mass is obtained. | 02-07-2013 |
20130336937 | CHONDROGENIC DIFFERENTIATION MEDIA AND METHODS FOR INDUCING CHONDROGENIC DIFFERENTIATION OF CELLS - The invention provides chondrogenic differentiation media comprising chondrogenic growth factors and low-molecular-weight sulfated polysaccharide derivatives of marine native exopolysaccharides (EPS) excreted by mesophilic marine bacteria from deep-sea hydrothermal environments. The invention relates to methods for inducing chondrogenic differentiation in pluripotent or multipotent cells, to cartilage tissues obtained by such methods, and to the use of such cartilage tissues for therapeutic purposes. | 12-19-2013 |
20140037597 | Sulfated Depolymerized Derivatives of Exopolysaccharides (EPS) From Mesophilic Marine Bacteria, Method For Preparing Same, And Uses Thereof In Tissue Regeneration - The invention relates to certain low-molecular weight sulphated polysaccharide derivatives of marine native exopolysaccharides (EPSs) excreted by mesophilic marine bacteria from a deep hydrothermal environment, wherein said derivatives can be obtained by means of a method which comprises a step of free radical depolymerisation of said native EPSs followed by a step of sulphating the resulting depolymerised derivatives. The present invention further relates to the use of said low-molecular weight sulphated polysaccharide derivatives as a wound-healing agent, particularly for preparing pharmaceutical compositions suitable for treating or preventing diseases of the connective tissues and particularly skin and gum tissues. The figure demonstrates how polysaccharide derivative GY 785 DRS according to the invention can stimulate fibroblast proliferation in latticed or reconstructed connective tissues at a concentration of 10 μg (m) g/ml. | 02-06-2014 |
20150344848 | SULFATED DEPOLYMERIZED DERIVATIVES OF EXOPOLYSACCHARIDES (EPS) FROM MESOPHILIC MARINE BACTERIA, METHOD FOR PREPARING SAME, AND USES THEROF IN TISSUE REGENERATION - The invention relates to certain low-molecular weight sulphated polysaccharide derivatives of marine native exopolysaccharides (EPSs) excreted by mesophilic marine bacteria from a deep hydrothermal environment, wherein said derivatives can be obtained by means of a method which comprises a step of free radical depolymerisation of said native EPSs followed by a step of sulphating the resulting depolymerised derivatives. The present invention further relates to the use of said low-molecular weight sulphated polysaccharide derivatives as a wound-healing agent, particularly for preparing pharmaceutical compositions suitable for treating or preventing diseases of the connective tissues and particularly skin and gum tissues. The figure demonstrates how polysaccharide derivative GY 785 DRS according to the invention can stimulate fibroblast proliferation in latticed or reconstructed connective tissues at a concentration of 10 μg (m) g/ml. | 12-03-2015 |
Patent application number | Description | Published |
20090186983 | METHOD OF MAKING A SYNTHETIC ALKYLARYL COMPOUND - A process for alkylating an aromatic compound comprising reacting (a) a first amount of at least one aromatic compound with a first amount of a mixture of olefins having from about 8 to about 100 carbon atoms, in the presence of a strong acid catalyst; and reacting the product of (a) with an additional amount of at least one aromatic compound and an additional amount of a strong acid catalyst, and optionally, with an additional amount of a mixture of olefins selected from olefins having from about 8 to about 100 carbon atoms, wherein the resulting product comprises at least about 80 weight percent of a 1,2,4 tri-alkylsubstituted aromatic compound. | 07-23-2009 |
20090209778 | METHOD OF MAKING A SYNTHETIC ALKYLARYL SULFONATE - A synthetic petroleum sulfonate prepared by a process comprising (a) reacting a first amount of at least one aromatic compound with a first amount of a mixture of olefins having from about 8 to about 100 carbon atoms, in the presence of a strong acid catalyst; (b) reacting the product of (a) with an additional amount of at least one aromatic compound and an additional amount of strong acid catalyst and, optionally, with an additional amount of a mixture of olefins selected from olefins having from about 8 to about 100 carbon atoms, in the presence of a strong acid catalyst, wherein the resulting product comprises at least about 80 weight percent of a 1,2,4-trialkylsubstituted aromatic compound; (c) sulfonating the product of (b); and (c) neutralizing the product of (b) with an alkali or alkaline earth, metal hydroxide or ammonia. | 08-20-2009 |
Patent application number | Description | Published |
20090163669 | METHOD OF MAKING A SYNTHETIC ALKYLARYL SULFONATE - A process for preparing a synthetic petroleum sulfonate comprising (a) reacting a first amount of at least one aromatic compound with a first amount of a mixture of olefins having from about 8 to about 100 carbon atoms, in the presence of a strong acid catalyst, wherein the resulting product comprises at least about 60 weight percent of a 1,2,4-trialkylsubstituted aromatic compound; (b) sulfonating the product of (a); and (c) neutralizing the product of (b) with an alkali or alkaline earth metal hydroxide or ammonia. | 06-25-2009 |
20090170737 | LOW TEMPERATURE PERFORMANCE LUBRICATING OIL DETERGENTS AND METHOD OF MAKING THE SAME - A carboxylate detergent prepared by the process comprising (a) alkylating a hydroxyaromatic compound with at least one normal alpha olefin having from about 12 to about 30 carbon atoms per molecule that has been isomerized to obtain an isomerized alpha olefin having 15-98 wt % branching and a residual alpha olefin content of between from about 0.1 to about 30 wt %, thereby producing an alkylated hydroxyaromatic compound; (b) neutralizing the resulting alkylated hydroxyaromatic compound with an alkali metal base; (c) carbonating the alkali metal salt from step (b) with carbon dioxide; (d) acidifying the salt produced in step (c); and (e) overbasing the resulting alkylated hydroxyaromatic carboxylic acid. | 07-02-2009 |
20110124539 | Process for making an overbased, sulfurized salt of an alkylated hydroxyaromatic compound - An overbased, sulfurized salt of at least one alkylated hydroxyaromatic compound, wherein the alkyl substituent of the hydroxyaromatic compound is a residue of at least one isomerized olefin having from about 15 to about 99 wt. % branching is disclosed. The overbased, sulfurized salt of at least one alkylated hydroxyaromatic compound is produced by the process comprising: (a) alkylating at least one hydroxyaromatic compound with at least one isomerized olefin having from about 15 to about 99 wt. % branching obtained by isomerizing at least one normal alpha olefin having from about 10 to about 40 carbon atoms, to provide at least one alkylated hydroxyaromatic compound; (b) neutralizing and sulfurizing the alkylated hydroxyaromatic compound in any order to provide at least one neutralized, sulfurized alkylated hydroxyaromatic compound; and (c) overbasing the at least one neutralized, sulfurized alkylated hydroxyaromatic compound. | 05-26-2011 |
20110130315 | LOW TEMPERATURE PERFORMANCE LUBRICATING OIL DETERGENTS AND METHOD OF MAKING THE SAME - A carboxylate detergent prepared by the process comprising (a) alkylating a hydroxyaromatic compound with at least one alpha olefin oligomer, derived from C | 06-02-2011 |
20110190185 | Lubricating oil additive and lubricating oil composition containing same - An overbased salt of an oligomerized alkylhydroxyaromatic compound for use in a lubricating oil composition is disclosed, wherein the alkyl group of the alkylhydroxyaromatic compound is derived from an olefin mixture comprising propylene oligomers having an initial boiling point of at least about 195° C. and a final boiling point of greater than 325° C. and up to about 400° C. as measured by ASTM D86. Also disclosed is a propylene oligomer having an initial boiling point of at least about 195° C. and a final boiling point of greater than 325° C. and up to about 400° C. as measured by ASTM D8, wherein the propylene oligomer contains a distribution of carbon atoms that comprise at least about 50 weight percent of C | 08-04-2011 |
20120203041 | LUBRICATING OIL ADDITIVE AND LUBRICATING OIL COMPOSITION CONTAINING SAME - An overbased salt of an oligomerized alkylhydroxyaromatic compound for use in a lubricating oil composition is disclosed, wherein the alkyl group of the alkylhydroxyaromatic compound is derived from an olefin mixture comprising propylene oligomers having an initial boiling point of at least about 195° C. and a final boiling point of greater than 325° C. and up to about 400° C. as measured by ASTM D86. Also disclosed is a propylene oligomer having an initial boiling point of at least about 195° C. and a final boiling point of greater than 325° C. and up to about 400° C. as measured by ASTM D8, wherein the propylene oligomer contains a distribution of carbon atoms that comprise at least about 50 weight percent of C | 08-09-2012 |
20140081043 | Method For The Preparation of Low Overbased Alkyltoluene Sulfonate - Disclosed is a method for improving filtration in the preparation of an alkaline earth metal alkyltoluene sulfonate concentrate by selectively controlling the meta, ortho, para isomer distribution of the alkyl group of the alkyltoluene produced by the process comprising alkylating toluene with at least one isomerized normal alpha olefin, having from about 18 to about 30 carbon atoms and having from 20% to 100% branching in an alkylation process which includes monitoring % isomer formation and adjusting an alkylation process parameter in order to provide a target specified isomer content of less than 38% meta-isomer content; and thereafter sulfonating and neutralizing to produce a low base number sulfonated alkyltoluene concentrate having a Base Number of about 2 to 60 (ASTM D 2896). | 03-20-2014 |