59results about How to "Less chemicals" patented technology

A filter and filter material for providing or treating potable water is provided. The filter includes a housing having an inlet and an outlet, a filter material disposed within the housing, the filter material formed at least in part from a mixture of a plurality of mesoporous and microporous activated carbon particles. Preferably, at least some of the mesoporous activated carbon filter particles are coated with a cationic polymer, and even more preferably, at least some of the particles are coated with a cationic polymer and silver or a silver containing material. Kits comprising filters and information relating to the reduction, killing or removal of bacteria, viruses, microbials, and TTHM are also provided.

The present invention includes metal nanoparticles composition and methods of making and using the same by converting a metal (I) to a metal (0) and forming one or more metal nanoparticles from the metal (0). The one or more metal nanoparticles are stabilized with one or more biocompatible stabilizers to prevent agglomeration and make them amenable for biomedical applications.

A process and system for substantially isoelectric separation of an oil sand slurry is disclosed and described. The process can include mining oil sand, crushing the oil sands, forming a slurry of the oil sands, and transporting the oil sands slurry to a sinusoidal pipe. The sinusoidal pipe acts to digest the slurry from which bitumen can be separated using a hydrocyclone. Overflow from the hydrocyclone can be further treated using a revolving oleophilic device from which bitumen is recovered. Various optional further treatments can be used to dewater and / or further treat the bitumen and other process streams. The use of caustic soda, long-term tailing ponds, and froth flotation can be avoided resulting in an effective production of oil using less water than currently conventional processes.

The invention discloses an automatic monitoring system for purifying and reusing circulating cooling water, comprising a sampling device, an online instrument device, a monitoring device and a drug-adding device. The sampling submersible pump of the sampling device and the online instrument device is directly hung in the circulating water of the pool. An outlet pipe of the submersible pump are divided into 3 paths and the 3 paths respectively enter a slime collector bypass, an online instrument monitoring bypass and a simulated heat exchanger bypass. The monitoring device comprises a control cabinet and a management computer. The drug-adding device comprises three parts, namely a drug-adding pump, a drug-adding box and an inverter. The drug-adding box is connected with the drug-adding pump; the drug-adding pump is connected with the control cabinet of the monitoring device and the management computer by the inverter. The automatic monitoring system realizes real-time monitoring of the water quality of water in the circulating cooling water system of the power plant and can automatically control the addition dosage in order to purify the water quality of the circulating cooling water to realize recycling. The automatic monitoring system has good economic benefit after popularization.

A vehicle wash component for a vehicle wash system, including a frame portion and an air delivery portion disposed on the air delivery portion. The air delivery portion is configured to emit high velocity air onto a vehicle exterior. A fluid delivery portion is disposed on the frame portion. The fluid delivery portion is configured to emit high pressure fluid onto the vehicle exterior. The fluid delivery portion is disposed rearward from the air delivery portion with respect to a direction of travel of a vehicle. The air delivery portion and the fluid delivery portion are configured to emit the high velocity air and the high pressure fluid onto the vehicle exterior simultaneously.

A low cost method and system for treating water, which will be used in an industrial process, is provided. A system of the invention generally includes at least one containing means, at least one coordination means, at least one chemical application means, at least one mobile suction means, and at least one filtration means. The coordination means can control the necessary processes depending on the system needs (e.g., water quality or purity). The method and system of the invention purifies the water and eliminates suspended solids without the need of filtering the totality of the water volume, but only filtering a small fraction of up to 200 times less than the flow filtered by a conventional water treatment filtration system.

A device for sanitizing a space includes a tank having an interior space for holding an aqueous sanitizing liquid, the tank having a bottom sector, a front sector having a rear wall, and a rear sector having a front wall, the rear sector front wall and the front sector rear wall forming a substantially “V”-shaped air pathway within the interior space. A reactor vessel is positioned within the bottom sector of the tank, a top edge of the reactor vessel in spaced relation from a notch in the “V”-shaped air pathway. A vibratable ultrasonic head array is positionable within and beneath a top edge of the reactor vessel and is submergable within the reactor vessel for vibrating the disc to form an atomized fog of particles from the liquid. Air can be drawn into the air inlet, and the formed atomized fog can be exhausted from the exhaust outlet.

The invention relates to a making method of a graphene oxide-containing antibiosis and mildew prevention wallpaper, and the antibiosis and mildew prevention wallpaper obtained through the method. The method is characterized in that an antibiosis and mildew prevention agent prepared in the invention is uniformly distributed on a base paper through a sprinkling technology to obtain the antibiosis and mildew prevention wallpaper. Synergism of nanometer graphene oxide, Purpleflower Crotalarla Herb extract and nanometer cerium oxide makes the antibiosis, mildew prevention and peculiar smell removal effects of the wallpaper are substantially improved, the mildew prevention grade is 0 grade, the antibiosis rate to Staphylococcus aureus and Escherichia coli reaches up to 99.9%, and the antibiosis rate to moulds is 100%. The wallpaper does not contain formaldehyde or other toxic substances, so the formaldehyde adsorption effect can reach 98%, improvement of household environment is facilitated, physical and mental pleasant feeling is brought for users, and the use values and the economic benefit of the wallpaper are improved.

A device for sanitizing a space includes a tank having an interior space for holding an aqueous sanitizing liquid. A reactor vessel is supported within the interior space and above a bottom of the tank. A liquid depth in the tank interior space is maintained at a level beneath a top edge of the reactor vessel. An ultrasonic head comprising an ultrasonically vibratable disc for generating ultrasonic energy is positionable within and beneath the top edge of the reactor vessel. Liquid is transferrable from the tank interior space to the reactor vessel to a level for substantially submerging the ultrasonic head. The disc is vibrated to form an atomized fog of particles from the aqueous sanitizing liquid. The formed atomized fog is exhausted from the reactor vessel to a space exterior of the tank. A sanitizing composition is also provided.

A device for sanitizing a space includes a tank for holding an aqueous sanitizing liquid. A pair of ultrasonic heads is provided, wherein each head has a plurality of vibratable discs for generating ultrasonic energy. A device for vibrating the discs is provided to form an atomized fog of particles from the liquid. A pair of flotation supports float atop the liquid in the tank, each having means for holding a head atop the liquid. A fan is positioned above the supports for distributing the fog throughout a space. The device may also be used to distribute a liquid by creating the atomized fog as above and directing the fog to a desired location.

The invention discloses a method for extracting levodopa by taking mucuna cochinchine-sis(Lour)Tang et Wang as a raw material. The method comprises the following steps: (1) raw material pretreatment,(2) extraction, (3) impurity removal, (4) concentration, (5) purification, (6) recrystallization, and (7) drying to obtain a product. According to the method for extracting the levodopa from the mucuna cochinchine-sis(Lour)Tang et Wang as the raw material, an acid solution adopts a mixed acid prepared from formic acid and hydrochloric acid according to a volume ratio of 1:(1 to 3), and can converttyrosine into dopa, thus greatly reducing the content of the tyrosine in the product, and improving the quality of the product; resin is not needed in a preparation process, and generated sewage andwastewater are less and easy to treat. The finished levodopa prepared by the method is high in yield, the crude product yield is 4.0-4.5 percent, the product yield is 2.8-3.0 percent, and the contentof the tyrosine in the prepared finished levodopa is reduced to 0.08 to 0.15 percent, and is reduced by 2 to 5 times compared with levodopa produced according to a conventional process.

This invention provides compositions and methods for reducing odors associated with permanent hair waving by contacting the hair with a disulfide before, during, or after application of a sulfur-based reducing agent.

The present invention is directed to a process for producing a modified olefin polymer in an extruder having a feed zone, a melting zone, optionally a mixing zone and optionally a die zone, (A) introducing a stream of an olefin polymer into the feed zone of the extruder; (B) introducing a stream of a free radical generator directly into the feed zone or the melting zone or the mixing zone, if present, of the extruder; (C) introducing a stream of a functionally unsaturated compound directly into the feed zone or the melting zone or the mixing zone, if present, of the extruder; (D) extruding themixture in the extruder at a temperature which is greater than the decomposition temperature of the free radical generator and the melting temperature of the olefin polymer but less than the decomposition temperature of the olefin polymer thereby producing the modified olefin polymer in the extruder; and, optionally, (G) passing the melt of the modified olefin polymer through the die zone to a pelletizer.

The invention discloses a method for manufacturing a pineapple leaf fiber anti-acarid mat. The method comprises the steps of: firstly opening and mixing raw fiber materials; secondly spinning the raw fiber materials into single yarns and weaving the single yarns into raw fabric; and finally trimming the raw fabric. The method is characterized by adopting the raw fiber material consisting of 30 to 50 mass percent of pineapple leaf fiber and 5 to 70 mass percent of other textile fibers which can be one, two or three types of fibers of hemp fiber, flax fiber or cotton fiber. The pineapple leaf fiber anti-acarid mat has the functions of cooling, moisture absorbing, moisture releasing, ventilating, feeling soft and comfortable, eliminating urtication and the like, and also has the excellent effect of resisting and preventing acaid; and the anti-acarid rate can reach more than 80 percent. The trimming process adopted by the invention can remove both oil stain in spinning process and a little of colloid and filoplume contained in hemp fiber so as to lead the mat to be softer, even, washing-durable, shrink-resistant, storage-durable and use-durable.

Disclosed herein is a cellulosic textile filament made from microfibrillar cellulose fibers and a thickening agent as well as the precursor dope for forming such filaments, nonwoven webs made from such cellulosic textile filaments and the process for forming such filaments and nonwoven webs including such filaments. One of the advantages of these filaments is the eco-sensitive way in which they are made as they utilize a water-based dope that does not require any chemical solvents unlike other processes such as those used to make Lyocell fibers. In addition, the process does not involve any washing or extraction steps and it employs a cellulosic fiber source that is broadly based and renewable.

An artificial fingernail system that consists of a base and an artificial nail. The base is affixed to the natural nail. The artificial nail is specially designed to mold to, and snap to, the affixed base. The artificial nail can be removed from the base and replaced with another artificial nail that is sized to fit the same base, with a different design, color, shape, or made from another material. This allows a user to literally change their fingernails from one design or color, to another design or color, in a matter of minutes. The artificial nail system reduces the amount of chemicals used, compared to other processes, which allows for a safer process.

The invention belongs to the field of facial mask skin protection, and in particular relates to a tomato facial mask which comprises a humectant, a thickening agent, a nutritional agent and water. The humectant is butanediol or hyaluronic acid; the thickening agent is xanthan gum or carbomer; the nutritional agent is a mixture of tomato extracts, New Zealand bovine coloctrum and vitamin E at a ratio of 6:2:1:1. The tomato facial mask provided by the invention has the beneficial effects that lycopene contained in a tomato can be used for preventing aging, removing wrinkles, and improving skin hypersensitivity, furthermore the facial mask provided by the invention contains extremely less chemical substances, is wash-free and is much conductive to absorbing nutrition by skin, and moreover, tomatoes are easy to grow and pick, and the cost of the facial mask is lowered greatly.

A device for sanitizing a space includes a tank having an interior space for holding an aqueous sanitizing liquid. A reactor vessel is supported within the interior space and above a bottom of the tank. A liquid depth in the tank interior space is maintained at a level beneath a top edge of the reactor vessel. An ultrasonic head comprising an ultrasonically vibratable disc for generating ultrasonic energy is positionable within and beneath the top edge of the reactor vessel. Liquid is transferrable from the tank interior space to the reactor vessel to a level for substantially submerging the ultrasonic head. The disc is vibrated to form an atomized fog of particles from the aqueous sanitizing liquid. The formed atomized fog is exhausted from the reactor vessel to a space exterior of the tank. A sanitizing composition is also provided.

Process for the preparation of gelatin from fish parts includes the steps of washing the fish parts with an aqueous solution of a calcium hydroxide hydrate and ice to remove blood from the fish parts, treating the washed skins with an acid, and extracting gelatin from the fish skins at a temperature approximately between 100 Fahrenheit to 170 Fahrenheit and at an acidic pH approximately between pH 1.5 to pH 5.5.

The present invention relates to a process for producing high tensile strength nanofiber yarn by wet-extrusion on a slippery surface. In particular, the present invention discloses a method wherein individual nanocellulose fibers are aligned by high speed in-nozzle-alignment and on-surface-alignment, which comprise controlling the fiber width on a moving slippery surface.

The invention provides fungicide for a seawater circulating water system and a preparation method thereof. The fungicide is prepared from the following components in percentage by weight: 5 to 20 percent of dibromo-2-cyanoacetamide, 10 to 25 percent of polyhexamethylene guanidine, 5 to 15 percent of polixetonium chloride, 20 to 50 percent of quaternary phosphonium salt, 5 to 20 percent of isothiazolinone and 5 to 10 percent of polyethylene glycol 400. The fungicide provided by the invention can sufficiently express a synergistic effect of all the components and can be used for effectively inhibiting and killing shells, heterotrophic bacteria, fungi, iron bacteria, algae and the like.

A vehicle wash component for a vehicle wash system, including a frame portion and an air delivery portion disposed on the air delivery portion. The air delivery portion is configured to emit high velocity air onto a vehicle exterior. A fluid delivery portion is disposed on the frame portion. The fluid delivery portion is configured to emit high pressure fluid onto the vehicle exterior. The fluid delivery portion is disposed rearward from the air delivery portion with respect to a direction of travel of a vehicle. The air delivery portion and the fluid delivery portion are configured to emit the high velocity air and the high pressure fluid onto the vehicle exterior simultaneously.

The invention provides a supermolecular gel used for protecting the photostability of vitamin A derivatives. The supermolecular gel is a non-flowing quasi solid gel formed by molecular assembly of gel factors in a mixed solvent of organic solvent and absolute ethyl alcohol. The supermolecular gel used for protecting the photostability of the vitamin A derivatives has the characteristics of good biocompatibility, simple manufacture, easy operation, less introduced chemical substances, no toxin or harm, good protection effect, thermal reversibility and the like; when the phase inversion temperature of the supermolecular gel approaches body temperature, the gel is converted into solution, and the vitamin A derivatives are easy to release onto skin surface; the encapsulation quantity of the vitamin A derivatives can reach 100 percent, and the release quantity can also be regulated according to the concentration of the encapsulated vitamin A derivatives and the concentration of the gel factors; and the supermolecular gel can be widely applied to the fields of biomedical materials, cosmetics and the like.

Method for making a cellulose-comprising, flame-resistant, textile article comprising multiple flame-retardant treatments. The method comprises: a. providing at least part of the textile article with a non-cellulose-reactive, phosphorous-containing, flame-retardant compound, and b. providing at least part of the textile article with a cellulose-reactive, phosphorous-containing, flame-retardant compound. The method is suitable for producing flame-resistant, textile articles such as flame-resistant garments. Said garments can be used to protect individuals from flames and / or heat.

The invention discloses a making craft of artistic ornament bar, which consists of premaking model process of ornament bar and subsequent process, wherein the subsequent process comprises the following steps: (1) coating paste layer on the ornamented model surface; (2) adapting sand and glue as raw material to prepare ornament garment material; (3) laying the ornament material on the model surface along the printing machine rack through injection pipe of printing machine; pressing the ornament material through the printing wheel to make the material display stereo surface; (4) airing or drying the stereo ornament surface.

A system and process of producing pulp from lignocellulosic material after the lignocellulosic material has undergone compression (pressurization), maceration and removal of extractives produced during compression and maceration followed by chemical addition, fiberization, digestion (cooking) and further mechanical refining.

The invention discloses a slot cleaning agent for anti-welding developing of circuit boards. The slot cleaning agent comprises the following raw materials by weight percent: 9-11% of sodium hydroxideand / or potassium hydroxide, 2-4% of one or more of ethanol amine, diethanol amine and triethanolamine, 1.5-2.5% of trisodium phosphate and / or sodium tripolyphosphate and the balance of water. A preparation method thereof comprises the following steps: adding all the components into water and then mixing till the mixture is uniform, thereby acquiring the slot cleaning agent. Few chemical substancesare used in the formula of the slot cleaning agent provided by the invention and the cost is low; the cleaning effect is excellent; the slot cleaning agent is capable of cleaning metallic sludge scabby substances attached to slot walls, pipelines, nozzles, and the like; the slot cleaning agent has slight smell and meets the requirement for green and environmental protection.

A method for removing H2S from H2S-containing gaseous streams in which an H2S-containing gaseous stream is introduced into a flow channel and at least one liquid chemical H2S scavenging agent is also introduced into the flow channel. Directly within the flow channel, liquid chemical H2S scavenging agent is transformed into a plurality of H2S scavenging agent droplets, which plurality of H2S scavenging agent droplets are contacted with the H2S-containing gaseous stream, whereby at least a portion of the H2S is absorbed by the plurality of H2S scavenging agent droplets. In accordance with one embodiment, transformation of the liquid chemical H2S scavenging agent is carried out in an inclined flow channel and in accordance with another embodiment, the transformation is carried out using ultrasonic atomization.

This invention relates to an apparatus and method for enhancing plant growth through use of light-reflecting panels which comprise reflective surfaces that are capable of reflecting specific light wavelengths.