Abstract:
An aqueous solution comprising (a) one or more mono-, di- and/or oligosaccharides and (b) a methylcellulose, wherein the methylcellulose has anhydroglucose units joined by 1-4 linkages wherein hydroxy groups of anhydroglucose units are substituted with methyl groups such that s23/s26 is 0.36 or less, is produced by i) mixing the methylcellulose with an aqueous liquid comprising one or more mono-, di- and/or oligosaccharides at a shear rate of at least 1000 s−1 or ii) mixing one or more mono-, di- and/or oligosaccharides with the methylcellulose and/or an aqueous liquid before, simultaneously with or after mixing the methylcellulose with the aqueous liquid at a shear rate of at least 1000 s−1.
Abstract:
A liquid composition which comprises an organic liquid diluent and at least one non-ionic cellulose ether having a viscosity of up to 2.33 mPa·s, measured as a 2 wt.-% solution in water at 20° C., is stable over an extended time period.The liquid composition is useful for preparing a solid dispersion comprising at least one active ingredient in at least one cellulose ether by spray-drying.Alternatively a solid dispersion can be produced by blending and extruding at least one active ingredient, at least one cellulose ether having a viscosity of up to 2.33 mPa·s and optionally one or more adjuvants.
Abstract:
A composition designed for application to a mucosa comprises i) a tonicity-adjusting agent, ii) an aqueous liquid diluent, and iii) 0.1 to 6 weight percent of a cellulose ether having a viscosity of up to 8000 mPa·s, wherein the cellulose ether has anhydroglucose units joined by 1-4 linkages and has methyl groups, hydroxyalkyl groups, and optionally alkyl groups being different from methyl as substituents such that hydroxyl groups of anhydroglucose units are substituted with methyl groups such that s23/s26 is 0.29 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxyl groups in the 2- and 3-positions of the anhydroglucose unit are substituted with a methyl group and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxyl groups in the 2- and 6-positions of the anhydroglucose unit are substituted with a methyl group.
Abstract:
An aqueous composition useful for producing capsules shells comprises a) at least one dispersed esterified cellulose ether comprising (i) groups of the formula —C(O)—R—COOA or (ii) a combination of aliphatic monovalent acyl groups and groups of the formula —C(O)—R—COOA, wherein R is a divalent aliphatic or aromatic hydrocarbon group and A is hydrogen or a cation, and b) from 0.05 to 20 percent of at least one salt of a fatty acid, based on the weight of the dispersed esterified cellulose ether, wherein the median particle size, d50, of the dispersed esterified cellulose ether particles is up to 7 micrometers, such median particle size (d50) being the size at which 50 mass percent of the particles have a smaller equivalent diameter and 50 mass percent have a larger equivalent diameter.
Abstract:
Provided is a composition in powder form comprising methylcellulose, wherein said composition has a powder x-ray diffraction spectrum at source x-ray wavelength of 1.789 Å showing a peak at a 2θ value between 14.5 and 16.5 degrees having intensity level Ipeak and a trough at a 2θ value between 16.51 and 20 degrees having intensity level Itrough, wherein a peak index PIndex is defined as PIndex=(Ipeak−Itrough)/Itrough and wherein said PIndex is 0.01 or greater.
Abstract:
A composition designed for application to a mucosa comprises a tonicity-adjusting agent, a methylcellulose, and a liquid diluent, wherein the methylcellulose has anhydroglucose units joined by 1-4 linkages wherein hydroxy groups of anhydroglucose units are substituted with methyl groups such that s23/s26 is 0.36 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 3-positions of the anhydroglucose unit are substituted with methyl groups and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 6-positions of the anhydroglucose unit are substituted with methyl groups.
Abstract:
A flowable or spoonable medicament, food, food ingredient or food supplement is useful for inducing satiety. It comprises a protein and a methylcellulose (MC), wherein the weight ratio w(protein)/w(MC) is at least 0.7/1.0 and the methylcellulose has anhydroglucose units joined by 1-4 linkages wherein hydroxy groups of anhydroglucose units are substituted with methyl groups such that s23/s26 is 0.36 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 3-positions of the anhydroglucose unit are substituted with methyl groups and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 6-positions of the anhydroglucose unit are substituted with methyl groups.
Abstract:
A flowable or spoonable medicament, food, food ingredient or food supplement is useful for inducing satiety. It comprises a protein and a methylcellulose (MC), wherein the weight ratio w(protein)/w(MC) is at least 0.7/1.0 and the methylcellulose has anhydroglucose units joined by 1-4 linkages wherein hydroxy groups of anhydroglucose units are substituted with methyl groups such that s23/s26 is 0.36 or less, wherein s23 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 3-positions of the anhydroglucose unit are substituted with methyl groups and wherein s26 is the molar fraction of anhydroglucose units wherein only the two hydroxy groups in the 2- and 6-positions of the anhydroglucose unit are substituted with methyl groups.
Abstract:
A liquid composition which comprises an organic liquid diluent and at least one hydroxypropyl methylcellulose having 28 to 30 weight percent of methoxyl groups, 7 to 12 weight percent of hydroxypropoxyl groups and a sum of methoxyl groups and hydroxypropoxyl groups of from 38.5 to 42 weight percent is stable over an extended time period.The liquid composition is useful for preparing a solid dispersion comprising at least one active ingredient in at least one hydroxypropyl methylcellulose by spray-drying.Alternatively a solid dispersion can be produced by blending and extruding at least one active ingredient, at least one hydroxypropyl methylcellulose described above and optionally one or more adjuvants.
Abstract:
A liquid composition which comprises an organic liquid diluent and at least one non-ionic cellulose ether having a viscosity of up to 2.33 mPa·s, measured as a 2 wt.-% solution in water at 20° C., is stable over an extended time period. The liquid composition is useful for preparing a solid dispersion comprising at least one active ingredient in at least one cellulose ether by spray-drying. Alternatively a solid dispersion can be produced by blending and extruding at least one active ingredient, at least one cellulose ether having a viscosity of up to 2.33 mPa·s and optionally one or more adjuvants.