80 results about "Volatile agent" patented technology

A packaged product includes a personal care medium, a propellant, and an aerosol container. The personal care medium and the propellant are stored with the aerosol container. At least one of the personal care medium and the propellant includes a non-flammable volatile agent that includes one or more organofluorine compounds. The one or more organofluorine compounds may include one or more trifluoropropene compounds, one or more tetrafluoropropene compounds, and / or one or more pentafluoropropane compounds.

Embodiments of the invention are directed toward devices for emitting a volatile substance, and associated methods of producing such devices. In one embodiment, the delivery device for a volatile substance includes an active layer that is created from a dried polymer solution that contains the volatile substance. A release liner is in direct contact with the active layer, and covers a side of the active layer. The polymer solution may include thickeners, plasticizers, dyes, and preservatives. The devices may deliver volatile substances such as fragrances, masking odors, or therapeutic agents. Some embodiments of the invention are directed toward a patch by positioning a barrier layer on the active layer; the barrier layer may adhere to a surface, and isolate the surface from the active layer. Other embodiments are directed toward controlling the rate of delivery of the volatile agents from patches and other volatile delivery devices.

A layered heterostructured coating has functional characteristics that enable the controlled release of volatile agents. The coating has photocatalytic properties, since it uses titanium dioxide, its derivatives or materials with similar photocatalytic properties (2), which upon solar irradiation open and / or degrade nano or microcapsules (3) and subsequently releases in a controlled form the volatile agents contained in them.

A post-application expanding composition for application to hair fibers of the scalp, eyebrows or eyelashes is provided. The composition comprises at least one surfactant, a solvent for the surfactant, and a volatile agent in an amount that will cause the surfactant and solvent to interact and foam on the hair fibers thereby producing an expanded composition. The composition further contains a film-forming agent in an amount effective to form a film which when set fixes at least a portion of the expanded composition in its expanded state. The volatile agent is solubilized in the composition, and is further dispersed throughout the composition in nanometer size droplets or generated in situ on the hair fibers or immediately prior to application thereto so that the composition is storable in a non-pressurized container.

A volatilizing apparatus for volatilizing a volatile agent, includes: a container having a container body and a lid covering the container body. The lid is attached to the container body through a hinge member so as to open and close with respect to the container body. One end of a volatilizing body is fixed to the inner face of the container body, and the other end of the volatilizing body is fixed to the inner face of the lid. The volatilizing body has a laminated honeycomb structure, holds the volatile agent, and is adapted to be contained in the container under a closed state of the lid and to expand between the container body and the lid under an open state of the lid.

The present invention provides a post-application expanding composition for application to keratin fibers, preferably hair, more preferably the hair of the scalp, eyebrows and eyelashes, and most preferably the eyelashes. The composition comprises one or more surfactants, a solvent for the surfactant(s), a volatile agent, a film forming agent and, optionally, a colorant, preferably a pigment. The present invention also provides a method for imparting a volumizing effect to hair of the scalp, eyebrows or eyelashes by applying thereto the post-expanding composition of the invention.

The invention provides an anti-volatile spray additive. The anti-volatile spray additive is prepared from the following components in percentage by mass: 20 to 48 percent of vegetable oil, 8 to 40 percent of surfactant, 8 to 40 percent of anti-volatile agent, 3 to 15 percent of sedimentation promoting agent and 0 to 61 percent of solvent. According to the anti-volatile spray additive disclosed bythe invention, the problems that medicinal liquid is easily volatilized in processes of plant protection of unmanned aerial vehicles and spray fog droplet sedimentation of large-sized machines and absorption of the medicinal liquid are solved, and the problems that the sedimentation velocity is low in a spraying process and the sprayed medicinal liquid are easily drifted are improved.

A microfluidic diagnosis kit used in biochemical analysis obtains a premeasured amount of reagents in an applicator for an analysis system. The required reagents are proportioned as non-volatile agents and a microfluidic system is provided, whereby the reagents are automatically dissolved in a solvent and fed to a sensor module to carry out measurement.

An ink composition comprising a redox compound as dye, a volatile agent as reducing agent, a polymer material as binder and a volatile solvent, wherein said ink composition has a viscosity of 3 to 150 mPas when said ink composition is used for printing.

The present disclosure pertains to the field of the production of functional coatings for the controlled release of volatile agents. More specifically, it consists in capsules, in particular microcapsules or nanocapsules which are chemically functionalised with photocatalytic nanomaterials on the inner or outer surface of the capsule shell, and which release, by the action of sunlight or artificial light in the same spectrum of electromagnetic radiation, the diffusing or active agent, which can be a vapour, a liquid or a solid. The present disclosure thus relates to a capsule for carrying an active agent with photocatalytic properties, having an outer diameter of 0.1-500 um, the capsule being formed by a shell and a core to contain the diffusing agent. The present disclosure also relates to a method for producing the disclosed capsules. The fields of use are the pharmaceutical, bioengineering, civil engineering, agrochemical, automobile and food industries.

The present invention is drawn to adhesive formulations and methods of drug delivery. The formulation can include a drug, a solvent vehicle, and a solidifying agent. The solvent vehicle can include a volatile solvent system including at least two volatile solvents, and a non-volatile solvent system including at least one non-volatile solvent, wherein at least one non-volatile solvent is capable of facilitating the delivery of the drug at therapeutically effective rates over a sustained period of time. The formulation can have a viscosity suitable for application to a skin surface prior to evaporation of the volatile solvents system. When applied to the skin, the formulation can form a solidified layer after at least a portion of the volatile solvent system is evaporated.

There is provided a diffuser for volatile material such as a volatile aromatic or chemical agent. The diffuser has a flexible casing having one or more vent holes formed therein and a breakable glass capsule hermetically enclosing a volatile agent. The capsule is contained in the flexible casing. A liquid-absorbent member is adapted to hold the volatile liquid.

The invention relates to spraying type silver paste for a 5G ceramic dielectric filter and a preparation method thereof. The silver paste comprises the following components in parts by mass: 8-15 parts of an organic adhesive, 68-82 parts of silver powder, 1.5-3.5 parts of a welding agent, 0.5-2.0 parts of an anti-settling agent and 12-15 parts of a volatile agent. The silver paste is prepared by adopting the following method: (1) preparing an organic adhesive; (2) preparing a welding agent; and (3) preparing the silver paste: uniformly mixing silver powder, an organic adhesive, a welding agent, an anti-settling agent and a volatile agent according to the mass percent and parts, rolling, dispersing, and adjusting the viscosity to obtain the spraying type silver paste for the 5G ceramic dielectric filter. Compared with the prior art, the spraying type silver paste has the advantages that the film thickness is uniform, the silver film is not prone to cracking and bubbling, the Q value ishigh, insertion loss is small, welding reliability is good, and the tensile strength value is high.

The invention provides an electric heating sanitary perfumed slice, containing active ingredient, volatile agent and a carrier; wherein the active ingredient is pyrethroid compound the structure of which is shown as formula (1); the volatile agent is compounded by low grade fatty alcohol ester of acetyl citric acid and C4-C20 aliphatic dibasic ester; and each carrier contains 22-200mg of active ingredient and 50-1000mg of volatile agent. The electric heating sanitary perfumed slice of the invention can effectively prevent and kill off flying sanitary destructive insects such as flies for a long time.

The sealing non-asbestos stool plate is produced with the material including Twaron fiber, Rs440 fiber, oil resistant rubber, stuffing, rubber assistant and solvent. The preparation process includes mixing oil resistant rubber, stuffing, rubber assistant and solvent in certain proportion through stirring for 30-60 min, adding Rs440 fiber via stirring for 40-80 min, adding Twaron fiber via stirring for 40-80 min, adding co-volatiling agent solution via stirring for 30-40 min; sheeting and final sulfurizing. The sealing non-asbestos stool plate has no environmental pollution, simple preparation process, and high performance.

The method relates to a method for making plant disease specimens. The method is suitable for making disease specimens of fruits, hard in pericarp, such as citrus fruits including citrus, lemon and kumquat and melon fruits including pumpkin, white gourd and Hami melon. The method includes keeping color of the fruits hard in pericarp and with typical disease symptoms; scraping out flesh and pulp inside the fruits; using wood bits to replace the pulp to fill the fruits to completely support the fruits open; using glue to adhere soil on pericarp which is cut off; disposing the fruits in a drying oven at 45-55 DEG C until the fruits are dried. The fruit-type disease dried specimens made by the method maintain original color and luster of the fruits and are typical in symptom, free of obvious change in disease symptom and visual and convenient to observe. In addition, consumption of several volatile agents is reduced, so that environment pollution and physical damage are reduced; development of experimental teaching is further facilitated, and teaching effect is improved. Consequently, the method is suitable for popularization and application.

There is provided a diffuser for volatile material such as a volatile aromatic or chemical agent. The diffuser has a flexible casing having one or more vent holes formed therein and a breakable glass capsule hermetically enclosing a volatile agent. The capsule is contained in the flexible casing. A liquid-absorbent member is adapted to hold the volatile liquid.

The invention relates to a soil-fumigating nematicide and a using method thereof. The soil-fumigating nematicide contains 1,3-dichloropropylene trans-or cis-form body and trans-form body mixture, vegetable oil or mineral oil as a volatilization inhibitor, and a special composite emulsifier or additionally contains a proper amount of organic solvents. The nematicide is diluted by adding water and prepared into an emulsion for manually treating soil, thereby solving the problem that 1,3-dichloropropylene can not be manually used, also avoiding pricking users and reducing the volatilization losses of active constituents by controlling the volatilization of the 1,3-dichloropropylene, and the nematicide is quite suitable for preventing and controlling knot nematodes of various greenhouse vegetables comprising tomatoes, cucumbers, pumpkins, eggplants, cayenne peppers, kidney beans, cowpeas and the like and is also suitable for controlling the knot nematodes of commercial crops comprising gingers, vegetables, peanuts and the like. The soil-fumigating nematicide has ideal control effect, safety for users and the planted crops and obvious economic and social benefits.

The invention specifically relates to a natural electrothermal mosquito-repellent incense liquid and a preparation method thereof, belonging to the field of hygienic products. The natural electrothermal mosquito-repellent incense liquid is prepared from the following components by weight: 84 to 108 parts of a mosquito-repellent drug, 8 to 15 parts of essence, 21 to 33 parts of an assistant volatilizing agent and 46 to 70 parts of deionized water. The preparation method comprises the following steps: mixing the mosquito-repellent drug, the essence, the assistant volatilizing agent and deionized water and carrying out hermetic stirring at 50 to 66 DEG C for 2 to 4 h so as to obtain the natural electrothermal mosquito-repellent incense liquid. The natural electrothermal mosquito-repellent incense liquid employs natural Chinese herbal medicines as active components, so the mosquito-repellent incense liquid is safe and nontoxic; smell emitted during usage of the mosquito-repellent incense liquid can kill mosquitoes, inhibit and kill bacteria and promote sleeping; and all the effective ingredients are extracted from plants, the raw materials are easily available and low in cost, and preparation is simple, so the natural electrothermal mosquito-repellent incense liquid is easy to promote and apply.

The invention discloses a manufacturing process of metal powder sintered filter elements, which comprises the following steps that: firstly, copper or stainless steel powder with the mass ratio being (90-95): (5-10) is mixed with paraffin which serves as volatile agent; then the mixture is filled into a high-speed steel mould to be formed, and hollow cylindrical formed filter elements are obtained; the formed filter elements are put into a combustion boiler at 800DEG C to 900DEG C to be sintered; the formed filter elements are separated by alumina; during the sintering process, paraffin is volatilized; and pure metal powder sintered filter elements are formed. According to the invention, the metal powder sintered filter elements have the advantage of high temperature resistance, and can be used for filtering high-temperature gas and liquid with the temperature being above 500DEG C.

The invention discloses a preparation method of a hydrophilic nanofiber membrane. A shell-core type permanent hydrophilic nanofiber pure membrane material is prepared in a coaxial electrostatic spinning mode, no base material is needed, a PAN material is dissolved in a mixed solution of an organic solvent and a volatile agent, and a uniform and stable spinning shell solution is formed; a PVDF material is dissolved in the mixed solution of the organic solvent and the volatile agent, a uniform and stable spinning core solution is formed, the spinning distance is set through a special needle device for coaxial electrostatic spinning, the two spinning solutions are not mixed before curing, a shell-core type Taylor cone is formed under the action of an electric field, the solvent is substantially volatilized completely when the shell-core material is collected by a receiving roller, and the shell-core type nanofiber membrane is formed at the receiving roller.

An ink composition comprising a redox compound as dye, a volatile agent as reducing agent, a polymer material as binder and a volatile solvent, wherein said ink composition has a viscosity of 3 to 150 mPas when said ink composition is used for printing.

The invention provides a radioactive nuclear contaminant diffusion migration moulding material and a moulding method and relates to the moulding material. The moulding material comprises a mixed solution which is formed by dispersion of a liquid ingredient A and a solid ingredient B, wherein the liquid ingredient A comprises, by weight, 35-60 parts of polymer emulsion, 20-35 parts of water, 0.6-1 part of coalescing agent, 0.5 part of defoamer, 0.4 part of dispersant, 2.5 parts of antifreezing agents, 0.6 part of mouldproof bactericide, 0.6 part of rheolobic modifier, 1.2-2.5 parts of multifunctional modifiers and 1-2 parts of chelating agents; the solid ingredient B comprises, by weight, 5-15 parts of water reducing agents, 3-8 parts of rapid drying agents, 1-3 parts of temperature-sensitive aid-volatile agents and 1.5-6 parts of aid-moulding agents. According to the moulding material, the solid ingredient and liquid ingredient are evenly and steadily dispersed in the mixed solution, so that organic con-dissolution of the solid and liquid is achieved, the problem of dispersion stability is solved, the mode that the solid and the liquid are mixed in using is transformed into the mode that the single mixed solution is used, the mixing time on site and stirring processes of an original moulding agent in using are saved, and the labor intensity of operating personnel is reduced.

The invention provides a plant essential oil-containing mosquito repellent aromatizer which is prepared from the following raw materials in parts by weight: 2 to 3 parts of natural citionella oil, 9 to 12 parts of menthol, 4 to 5 parts of cordate houttuynia, 31 to 48 parts of purified water, 1 to 2 parts of honeysuckles, 2 to 3 parts of dementholized peppermint oil, 5 to 6 parts of a folium artemisiae argyi extract, 4 to 5 parts of citionella oil, 3 to 4 parts of artemisia argyi, 1 to 2 parts of wintergreen oil, 3 to 5 parts of ethyl alcohol, 1 to 2 parts of camphor, 8 to 9 parts of rosemary, 3 to 4 parts of mozzie busters and 6 to 7 parts of a ginseng extract. Compared with the prior art, the plant essential oil-containing mosquito repellent aromatizer has the following beneficial effects that a formula and a screening ratio are designed according to the traditional chinese medical theory in combination of the modern pharmacological research, so that the plant essential oil-containing mosquito repellent aromatizer has an extremely good mosquito repellent effect, can kill bacteria and relieve itching, does not have any side effect after being used and has a fresh scent; after using the plant essential oil-containing mosquito repellent aromatizer, people feel refreshing; and the plant essential oil-containing mosquito repellent aromatizer is suitable for being popularized and used.

According to the present invention there is provided a use of a cyclic oligosaccharide for delaying the release of a volatile solvent from a composition, preferably a cosmetic composition, which comprises at least 50% volatile solvent.There is also provided a use of a cyclic oligosaccharide for reducing the initial harsh solvent odor impact, for example ethanolic / alcoholic odor impact of alcoholic or hydro-alcoholic compositions.

The invention discloses a dust-free adsorption / volatilization device and a manufacturing method thereof. The device comprises a tubular plastic inner core, waterproof breathable non-woven fabric and a plastic casing, wherein at least one end of the tubular plastic inner core is open, and the tubular plastic inner core is filled with solid adsorbents or solid volatile agents; the waterproof breathable non-woven fabric is fixed to the open end of the plastic inner core in a heat sealing mode, so that the open end is sealed; the plastic casing covers the plastic inner core and the waterproof breathable non-woven fabric, and a plurality of air holes which are positioned in the outer side of the waterproof breathable non-woven fabric are formed in the plastic casing. The dust-free adsorption / volatilization device has the advantages of dust prevention, ventilation, firmness and durability.

The present invention relates apparatus for holding material to be dispensed in a surgical setting, and in particular that: (a) allows for small portions of material to be dispensed efficiently, (b) resists evaporation of volatile agents in the material being dispensed, (c) reduces exposure of the material to light and actinic radiation during intermittent use, and (d) supports autoclaving in order to fulfill sterilization standards in surgical setting.

The invention relates to environmentally-friendly paper pasting glue and a preparation process thereof. The environmentally-friendly paper pasting glue contains water, starch, alkali liquor and borax, wherein the starch in the environmentally-friendly paper pasting glue accounts for 32% to 34% by weight, the alkali liquor in the environmentally-friendly paper pasting glue accounts for 6% to 8% by weight, and the borax in the environmentally-friendly paper pasting glue accounts for 0.5% to 2% by weight. The water content of the environmentally-friendly paper pasting glue is lower than that of currently used paper pasting glue, and the problem of degumming is avoided. In addition, the environmentally-friendly paper pasting glue does not contain formaldehyde or other volatile agents, is not harmful to human body and the environment in the using process and achieves the purpose of environmental protection.