Class 516/8.1 - Precursor contains plural immiscible liquid phases (e.g., emulsion)

Subclass of Class 516 - Colloid systems and wetting agents; subcombinations thereof; processes of
Definition: Subject matter in which the precursor to the colloid system
No. of patents: 32
Last issue date: 06/29/2010

Number	Title	Issue Date
7745497	Electrostatic aerosol compositions An electrically neutral composition in the form of a water-in-oil or an oil-in-water emulsion is imparted with a unipolar electrostatic charge on spraying from an aerosol spray device by incorporating into the composition a non-ionic surfactant and at least one pola...	06/29/2010
7405242	Aerosol delivery systems An aerosol composition which is prepared from a biliquid foam, an aqueous phase and a propellant, and wherein an oil soluble functional material is incorporated into the biliquid foam during preparation to enable this material to be more readily incorporated into th...	07/29/2008
7053124	Aerosol delivery systems An aerosol composition, which is prepared from a biliquid foam, an aqueous phase and a propellant. The incorporation of an oil soluble functional material into the biliquid foam during the preparation of the aerosol composition enables this material to be more readi...	05/30/2006
6673259	Azeotrope-like compositions of pentafluoropropane Disclosed are azeotrope-like compositions comprising 1,1,1,3,3-pentafluoropropane and at least one C3 or C4 hydrocarbon, and optionally water, said compositions are environmentally desirable for use as refrigerants, aerosol propellan...	01/06/2004
6620855	Pressurized device comprising an ultrafine foaming oil-in-water emulsion and use of this emulsion in cleansing and care of skin A pressurized device comprising an "ultrafine" foaming oil-in-water emulsion wherein the particle size of the oil particles constituting the oil phase ranges from 50 to 1000 nm, the ultrafine emulsion being preferably obtained according to the so-called "...	09/16/2003
6333362	Pressurized device comprising an ultrafine foaming oil-in-water emulsion and use of this emulsion in cleansing and care of skin A pressurized device comprising an "ultrafine" foaming oil-in-water emulsion wherein the particle size of the oil particles constituting the oil phase ranges from 50 to 1000 nm, the ultrafine emulsion being preferably obtained according to the so-called "...	12/25/2001
6135628	Method and apparatus for homogenizing aerosol formulations A method and apparatus for homogenizing and micronizing aerosol formulations. The method includes the steps of homogenizing and micronizing an aerosol formulation at ambient temperature in a closed apparatus where the entire apparatus is maintained under ...	10/24/2000
5834534	Tire inflating and puncture sealing composition An aerosol propellant comprises a methylene-chloride-in-water water/out emulsion comprising water, methylene chloride and a surfactant and a propellant gas soluble in methylene chloride. A puncture sealing and inflating composition for pneumatic tires inc...	11/10/1998
5620631	Pressurized-gas pack and propellant for aerosols The invention relates to a pressurized-gas pack, in particular an aerosol pressurized-gas pack, containing pressure-liquefied 2-hydro-heptafluoropropane (F 227) or a mixture thereof with pressure-liquefied propane and/or n-butane and/or i-butane and/or di...	04/15/1997
5415815	Film for glare reduction There is disclosed a film composition useful for reducing light glare especially adapted for use in connection with cathode-ray tube or other monitor screens which is formed from a colloidal suspension from between ten percent to thirty percent by weight ...	05/16/1995
5160665	Aerosol composition exhibiting crackling sound using aliphatic hydrocarbon propellants An aerosol composition which forms a foam exhibiting a cracking sound upon defoaming when subjected to blow out in the form of a mist or a foam, containing an aliphatic hydrocarbon having a boiling point of -5° to +40° C. The aerosol composition of the ...	11/03/1992
5091111	Aqueous emulsion and aersol delivery system using same This invention relates to the field of aqueous emulsion systems and the use of such systems for dispensing aerosols from pressurized containers and more particularly to an improved emulsion system which contains vesicle structures that can be used to prov...	02/25/1992
5057243	Aerosol diffusion fogger An aerosol diffusion fogger apparatus has an aerosol can containing about 10% by weight light white mineral oil and about 90% by weight of an isobutane and propane propellant mixture and having an aerosol valve with a vapor tap and having a fine aerosol n...	10/15/1991
4954289	Azeotropes of hydrogen-containing halocarbons with butanes Azeotropes of 1-chloro-1,2,2,2-tetrafluoroethane or 1-chloro-1,1-difluoroethane with n-butane or isobutane and their use as propellants and foam blowing agents....	09/04/1990
4655959	Preparation of non-flammable aerosol propellant microemulsion system The amount of gaseous flammable propellants such as dimethylether, difluoroethane, propane, butane, and the like can be increased to as high as from 30 to 50% by weight of a propellant composition by dissolving the normally gaseous propellant in the dispe...	04/07/1987
4595522	Aerosol propellants of monochlorodifluoromethane, dimethylether and butane Propellant gas compositions for aerosol products are disclosed consisting essentially of monochlorodifluoromethane, dimethyl ether and a hydrocarbon selected from the group consisting of butane, isobutane and mixtures thereof, said compositions having a v...	06/17/1986
4585577	Aerosol propellants of monochlorodifluoromethane, dimethylether and methylene chloride Propellant gas compositions for aerosol products are disclosed consisting essentially of monochlorodifluoromethane, dimethyl ether and methylene chloride, said compositions having a vapor pressure of about 50 to 60 psig at 70° F....	04/29/1986
4543202	Aerosol propellant compositions Propellant gas compositions for aerosol products consisting essentially of monochlorodifluoromethane, dimethyl ether and 1-chloro-1,1-difluoroethane, said compositions having a vapor pressure of about 50 to 60 psig at 70° F....	09/24/1985
4536323	Non-flammable aerosol propellant microemulsion system The amount of gaseous flammable propellants such as dimethylether, difluoroethane, propane, butane, and the like can be increased to as high as from 30 to 50% by weight of a propellant composition by dissolving the normally gaseous propellant in the dispe...	08/20/1985
4439343	Aerosol preparation An aerosol preparation of water base character for providing a continuous film upon dispensing comprising a water phase and an active ingredient phase wherein the active ingredient is water insoluble and adapted for film or coating formation, a liquefied ...	03/27/1984
4439342	Aerosol preparation An aerosol preparation of water base character for providing a continuous film upon dispensing comprising a water phase and a continuous phase wherein the active ingredient may be water soluble or water insoluble, or may be in emulsions, a liquefied or co...	03/27/1984
4431120	Packaging system An aerosol dispensing system includes a container having a valve-controlled opening for dispensing the container contents, which include hydrocarbon-adsorbent solids such as silica, hydrocarbon propellant adsorbed on such solids, and a weight ratio of hyd...	02/14/1984
4371451	Lecithin containing surface release compositions This application discloses lechithin-based surface release compositions and aerosol containers containing surface release compositions, comprised of water, lecithin, dimethylether and optionally ethanol. The lecithin is dispersed in the aqueous phase of t...	02/01/1983
4350605	Water-in-oil emulsions Water-in-oil emulsions of improved stability are prepared by using an emulsifying composition comprising the combination of a finely divided montmorillonite mineral sufficiently modified with quaternary ammonium cations containing 10 or more carbon atoms,...	09/21/1982
4347154	Methylene chloride stabilizer formulation for use in aerosols Certain substituted succinic acid, e.g., sodium alkenyl succinate, and substituted imidazoline derivatives, e.g., (ethoxypropionic acid) imidazoline, provide corrosion resistance for tin-plated steel and solvent stability to aerosol formulations containin...	08/31/1982
4289646	1,1-Difluoro-2-chloroethylene as aerosol propellant 1,1-Difluoro-2-chloroethylene is used as the propellant in an aerosol spray can. It is reasonably stable and non-flammable but will in time degrade in the atmosphere....	09/15/1981
4243548	Pressurized aerosol formulation and process for the manufacture thereof The subject of the invention is a pressurised aerosol formulation, which is in the form of a mixture, to be sprayed as a cosmetic, room or medicinal spray, of a propellant gas and organic solvents, as the propellant, and also active compounds and solvents...	01/06/1981
4233177	Propellant of reduced combustibility There is provided a propellant of reduced combustibility for aerosols comprising at least one liquified hydrocarbon of the group of propane, butane and isobutane and containing in all 2 to 20 weight % of at least one hydrocarbon of the group of dichlorome...	11/11/1980
4198313	Propellant compositions for aerosols The present invention concerns new propellant compositions for aerosols. More particularly, the propellant compositions of this invention consist of a mixture of one or more propelling hydrocarbon substances selected from the group consisting of propane, ...	04/15/1980
4192766	Composition for decreasing water resistance to movement A method and composition for decreasing water resistance to movement by decreasing the surface tension and diminishing the contact angle between an object moving through water, and the water, and/or between water passing over an object and the object, the...	03/11/1980
4174295	Aerosol propellant compositions The present invention concerns new propellant compositions for aerosols. More particularly, the present invention relates to propellant compositions for aerosols, characterized in that said compositions consist of a mixture of a chlorofluorocarbon or fluo...	11/13/1979
4140648	Aerosol foams Aerosol shaving foam formulations are provided containing as the foam forming medium an aqueous concentrate containing a selected nitrogen-containing surfactant and a long chain alcohol. An optional third surfactant, e.g. a nonionic surfactant, may be pre...	02/20/1979

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Class 516/8.1 - Precursor contains plural immiscible liquid phases (e.g., emulsion)