40results about How to "Different solubility" patented technology

A unit dose for cleaning an unsanitary surface, such as a toilet bowl. The unit dose comprises a water dispersible shell containing granules defining a core. The granules obviate the need for sheet material in the unit dose and provide cleaning efficacy when submerged.

A multicompartment water-soluble unit dose article comprising a water-soluble film and a liquid laundry detergent composition, wherein at least one compartment of the unit dose article comprises the liquid laundry detergent composition and wherein the unit dose has a height, a width and a length, wherein;the maximum length is between about 2 and about 5 cm;the maximum width is between about 2 and about 5 cm; andthe maximum height is between about 3 and about 5 cm;and wherein the volume of the liquid laundry detergent composition within the water-soluble unit dose is between about 10 and about 20 ml.Methods of using such unit dose articles.

A water-soluble laundry unit dose article comprising a liquid composition, wherein said composition comprises;an anionic surfactant;an ethoxylated alcohol non-ionic surfactant;water;wherein the weight ratio of total anionic: non-ionic is between 5:1 and 23:1; andwherein the composition comprises between 0.1 wt % and 5 wt % of a perfume andbetween 0.1 wt % and 5 wt % of an encapsulated perfume.

The present invention relates to a method for controlling the plasticization of a water soluble film comprising preparing a detergent composition comprising anionic surfactant and solvent system comprising at least one primary solvent having Hansen solubility (δ) of less than 30 and encapsulating said composition in a water soluble film to form a pouch unitized dose product.

A water soluble pouch containing a substrate treatment agent, the water soluble pouch having printed characters, and a process for making the same.

A water-soluble unit dose article comprising a water-soluble film and a laundry treatment composition, wherein said laundry treatment composition includes: between 0.0001% and 8% by weight of the composition of a non-surfactant benefit agent; and between 40% and 80% by weight of the composition of an alkoxylated alkyl surfactant system.

A water-soluble pouch including a water-soluble film and at least one compartment enclosed by the film, where the compartment includes a composition, and where the composition includes a siloxane-based polymer suds suppressor.

The present invention relates to a method for controlling the plasticization of a water soluble film comprising preparing a detergent composition comprising anionic surfactant and solvent system comprising at least one primary solvent having Hansen solubility (δ) of less than 30 and encapsulating said composition in a water soluble film to form a pouch unitized dose product.

A porous nanometer carbon-polyvinyl alcohol hydrogel artificial cornea, which is used for patients of cornea diaphaneity descent and cornea blind caused by eye tissue diseases, consisting of an optical part and a supporting part, the optical part being made from transparent polyvinyl alcohol hydrogel, and the supporting part being made from black nanometer carbon materials. The optical part is provided with an upper and a lower surface, the supporting part enwraps the optical part, combines tightly with human cornea tissues, and is embedded in the optical part. The materials of the optical part protrude on the top and the bottom and overtops the supporting part at the joint of the two parts, and forms a trapezoid right-angle structure. The invention overcomes the shortcomings of existing techniques, and is capable of watertightness engomphosis with host cornea, preventing infection, degrowth of corneal epitheliums, antagonizing intra-ocular pressure, and preventing the forming of the back fibrous membrane of cornea. The artificial cornea has advantages of tenderness, good elasticity, certain tensile strength, convenience in surgical operation, and maximum decrease of complicating diseases.

A chiral decomposing process of D,L-phenylalanine ester or its salt includes such steps as proportionally mixing D,L-phenylalanine ester with optical-purity aromatic acetic acid derivative, dissolving in solvent, heating, cooling to obtain the composite salt of aromatic organic acid and phenylalanine ester, recrystallizing, acidolyzing or alkali hydrolyzing, and extracting in organic solvent or separating by ion exchange risin to obtain optical-purity phenylalanine ester or phenylalanine.

A liquid laundry detergent composition that includes: a liquid phase; and a water-soluble solid phase, where the solid phase includes a cleaning active.

The present relates to a water-soluble pouch comprising a water soluble film encapsulating a composition, wherein the film comprises at least one area of embossment

The present invention relates to electrospun fibres containing:i) a first and a second hydrophilic fibre-forming polymer that is soluble in a hydrophilic solvent,ii) a bioadhesive substance that is slightly soluble in said hydrophilic solvent,iv) a drug substance,wherein the first hydrophilic polymer has a solubility in water at 37° C. that is at least 10 times greater than the solubility in water at 37° C. of the second hydrophilic fibre-forming polymer, and wherein the bioadhesive substance is present in solid form.

The present invention provides solid ion-extractant and a method for using the same in extracting and recovering ions in a solution. In particular, the present invention provides a method for extracting and recovering ions which are relatively insoluble in a solvent at a particular solvent temperature range. More specifically, the present invention provides a method for extracting and recovering perfluoroalkylsulfonates from an aqueous solution.

A water-soluble unit dose article comprising a water-soluble film and a liquid laundry detergent composition, wherein the laundry detergent composition comprises a first anionic surfactant, a second anionic surfactant, a non-ionic surfactant, between 0.5% and 20% by weight of the detergent composition of water, wherein the weight ratio of the first amine neutralized anionic surfactant:the sum of the second amine neutralized anionic surfactant and the nonionic surfactant is between 1.3:1 and 3:1.

Disclosed is a simple and safe method for producing hollow rayon fibers, which are light and heat-insulating. The fibers, having a cross section of FIG. 1, are produced by forming a cellulose layer with a mixed crystalline structure of cellulose II and IV through selective saponification of a portion of cellulose acetate fibers with the use of alkali, followed by dissolving a portion which remains unsaponified, with the use of an organic solvent.

An antibiotic formulation including penicillinase resistant penicillin, cefixime trihydrate, lactobacillus and pharmaceutically acceptable excipients. The penicillinase resistant penicillin is in two forms, sustained release and immediate release.

A synergistic antibacterial formulation and a method of making the same is disclosed. The composition contains Cefixime Trihydrate+Cloxacillin Sodium+Lactobacillus sporogenes spores. The Cloxacillin sodium is in two forms in a sustained release and an immediate release form. A drug delivery system for providing the formulation is provided.

A liquid laundry detergent composition, water-soluble unit dose articles including the detergent compositions, and methods of using the detergent and unit dose article.

A liquid laundry detergent composition that includes: a non-amine neutralized linear alkylbenzene sulphonate, a non-amine neutralized alkyl sulphate or a mixture thereof; a non-ionic surfactant; an alcohol; a hydroxyl-containing amine compound; an adjunct ingredient; water.

The present invention relates to electrospun fibres containing:i) a first and a second hydrophilic fibre-forming polymer that is soluble in a hydrophilic solvent,ii) a bioadhesive substance that is slightly soluble in said hydrophilic solvent, iv) a drug substance,wherein the first hydrophilic polymer has a solubility in water at 37° C. that is at least 10 times greater than the solubility in water at 37° C. of the second hydrophilic fibre-forming polymer, and wherein the bioadhesive substance is present in solid form.

Disclosed is a simple and safe method for producing hollow rayon fibers, which are light and heat-insulating. The fibers, having a cross section of FIG. 1, are produced by forming a cellulose layer with a mixed crystalline structure of cellulose II and IV through selective saponification of a portion of cellulose acetate fibers with the use of alkali, followed by dissolving a portion which remains unsaponified, with the use of an organic solvent.

The invention relates to a method for resolving curcumenol epoxy chirality isomer by ionic liquid. Quaternary ammonium salt type ionic liquid containing boron tetrafluoride or phosphorus hexafluoride anion is taken as resolving agent, the principle that complexes formed by two optically pure curcumenol epoxidation enantiomers with ionic liquid has obviously different solubility properties in the ionic liquid is utilized, the two complexes are conveniently separated, decomposition and purification are respectively carried out on the complexes, so as to respectively obtain two high quality and high enantiomeric excess (e. e%) optically pure curcumenol epoxidation enantiomers. The invention has simple post treatment, requires no conventional optically pure chirality compound to be taken as resolving agent, has low ionic liquid consumption, can recycle the ionic liquid and is applicable to mass production.

A water-soluble unit dose article comprising a water-soluble film and a laundry treatment composition, wherein said laundry treatment composition includes: between 0.0001% and 8% by weight of the composition of a non-surfactant benefit agent; and between 40% and 80% by weight of the composition of an alkoxylated alkyl surfactant system.

Semiconductor devices and fabrication methods are provided. First metal layers are provided in a substrate including a first region and a second region. An interlayer dielectric (ILD) layer formed over the substrate includes a top surface in the second region coplanar with a bottom of a trench in the ILD layer in the first region. Through-holes are formed in the ILD layer. A polymer layer fills the through-holes and the trench in ILD layer and covers top surface of ILD layer in both regions. The polymer layer is exposed and developed to form vias, each including an upper via in the polymer layer and a lower via in ILD layer. A second metal layer is formed to fill each via on a corresponding first metal layer in both regions. The polymer layer between adjacent second metal layers is removed to form air gaps in the second region.