20 results about "Hydroxypropyl guar" patented technology

The invention provides a fracturing fluid base fluid, a water-based fracturing fluid and a preparation method of the water-based fracturing fluid, and relates to the technical field of oil fields. The fracturing fluid base fluid is prepared from the following components in percentage by mass: 97.3 percent to 98.1 percent of produced water, 0.5 percent to 0.55 percent of hydroxypropyl guar gum, 0.004 percent to 0.005 percent of sodium hypochlorite, 0.015 percent to 0.03 percent of citric acid, 0.1 percent to 0.18 percent of dodecyl dimethyl benzyl ammonium bromide, 0.2 percent to 0.3 percent of ethylenediamine tetraacetic acid disodium salt, 0.3 percent to 0.5 percent of a temperature stabilizer, 0.6 percent to 0.8 percent of a pH value regulator and 0.2 percent to 0.3 percent of a cleanup additive; the pH value of the fracturing fluid base fluid is 7.5. The fracturing fluid base fluid prepared from the produced water has the advantages of rapid adhesion, no precipitation, no weak crosslinking and no floccule phenomenon, so that the guar gum fracturing fluid prepared from the fracturing fluid base fluid has the characteristics of self-adaption to a reservoir, ultralow damage and high performance.

A patch composition for targeting herpes virus comprising the following ingredients: a patch base, trisodium phosphate, malic acid, sorbitol, sodium benzoate, cellulose gum, peppermint, sodium saccharin, naringin, wind wheel grass extract, xanthan gum, polyethylene glycol-8, calcium carbonate, hydroxyethyl cellulose, hydroxypropyl guar gum, sodium nitrate, hydrated silica, sodium lauryl sulfate, strontium chloride hexahydrate, tranexamic acid, two-faced needle extract, sodium monofluorophosphate, sea salt, potassium nitrate, sodium chloride, and purified water q.s.

Disclosed are novel solutions in which a preexisting sediment capping system is integrated with improvements such as a cap ingredient processing and delivery apparatus, cap processing method and novel compositional cap product, whereby a hazardous site is remediated by delivering at least one novel cap composition layer over the contaminated subaqueous waterway or terrestrial substrate floor. One embodiment includes a powdered activated carbon (“PAC”) based cap layer produced by the system and methodology disclosed, the cap layer ingredients comprising predetermined ratio amounts of dry PAC and dry powdered 2-Hydroxypropyl guar gum (“HGG”) used as a safe and effective delivery ingredient, blended in a cap processing and delivering apparatus with a dewatered sand semi-slurry, the processed resulting capping composition being delivered in a manner such that a novel PAC cap layer is provided to a cap placement area in need of remediation.

The invention discloses a preparation method of high-temperature-resistant modified carboxymethyl hydroxypropyl guar gum in the technical field of oilfield chemistry, which comprises the following steps: dispersing a specific star-shaped triazine block copolymer, mixing with a carboxymethyl hydroxypropyl guar gum solution, heating, reacting, drying and crushing to obtain a final product. Wherein the star-shaped triazine block copolymer is prepared by reacting melamine with maleic anhydride to form a core, sequentially grafting polyethylene glycol amine and a polycaprolactone chain segment, and carrying out end capping by a silane compound. The copolymer can be combined with a guar gum matrix through multiple effects, and the network structure stability and the viscosity retention rate of the composite colloid under the high-temperature condition are remarkably improved. The preparation method provided by the invention is simple and convenient in process, and the obtained modified product is particularly suitable for fracturing operation of high-temperature oil and gas reservoirs.

The present application relates to toothpaste technical field, specifically, it relates to the bacteriostatic oral care toothpaste based on active ingredient of mountain ardisia. It includes sorbitol, hydrated silicon stone, deionized water, polyethylene glycol-8, sodium lauryl sulfate, essence, polyquaternium-22, cellulose glue, sodium saccharin, hydroxypropyl guar gum, sodium methyl hydroxybenzoate and mountain ardisia extract;The bacteriostatic oral care toothpaste based on active ingredient of mountain ardisia, by introducing the mountain ardisia extract with specific chemical composition into the formula system, effectively solve the problem that the existing oral care product is not strong in specificity to periodontal pathogenic bacteria, and the bacteriostatic spectrum is relatively single;The mutual synergistic effect relationship exists between the extract, not only broaden the inhibition spectrum of periodontal pathogenic microorganism, also can reduce the oxidative stress and inflammatory response of gingival tissue, thereby maintaining oral cleaning, improve the comprehensive performance of oral care product and the mildness of use.

Methods and compositions for treating hair, such as to reduce split ends, seal cracks in hair cuticles, reduces damage to hair, and / or reduce frizziness and / or hair fly-aways. The methods and compositions use a combination of hydroxypropyl guar hydroxypropyltrimonium chloride, Argania spinosa kernel oil, guar hydroxypropyltrimonium chloride, and algin. In some instances, the composition further contains bis-aminopropyl diglycol dimaleate. In some instances, the composition further contains a fructooligosaccharide and / or Beta vulgaris root extract. In some instances, the composition further contains arginine, aspartic acid, glycine, alanine, serine, valine, proline, threonine, isoleucine, histidine, and / or phenylalanine.

The invention relates to the technical field of preparation of environment-friendly dust suppressants, in particular to an intelligent preparation method of an environment-friendly coal and mineral dust suppressant, which comprises the following steps: preparing preparation raw materials, adding hydroxypropyl guar gum into deionized water according to a preset adding rate, and stirring uniformly; dynamically capturing image data at a foam generation moment in a stirring process in real time, and determining a light transmittance detection time point based on a foam coverage rate and a foam stability degree; determining the dissolution completion time point of the hydroxypropyl guar gum based on the fluctuation attenuation factor of the light transmittance; based on the dissolution efficiency, determining the adding rate of subsequently added raw materials; automatically adding an acid-base regulator to regulate the pH value of the solution system, collecting the viscosity, light transmittance and pH value data of the solution, and judging that the reaction is completed when the index data does not have abnormal fluctuation; and filtering the reacted solution through a precise filtering device to obtain the dust suppressant.

The application discloses a high-temperature-resistant and shear-resistant modified hydroxypropyl guar gum, a preparation method and application thereof, and belongs to the technical field of modified guar gum. The high-temperature-resistant and shear-resistant modified hydroxypropyl guar gum, the preparation method and application thereof have a formula which is modified by introducing isocyanate modified carbon nanotubes and quaternary ammonium salt and adopts a multi-step synthesis process. Specifically, the formula includes preparation of aminated carbon nanotubes, isocyanate modification, modification of hydroxypropyl guar gum and introduction of quaternary ammonium salt. The last modification step is completed through ultraviolet irradiation, so that the high-temperature-resistant and shear-resistant performance is enhanced. In the preparation process, ultrasonic dispersion and stirring reaction are adopted to ensure that the reaction is uniformly carried out, and finally the modified hydroxypropyl guar gum with excellent mechanical properties and rheological properties is obtained. The modified material can still maintain good shear-resistant performance in a high-temperature environment and is suitable for industrial applications requiring high-temperature stability.

The invention discloses a gas well foam scrubbing agent as well as preparation and application thereof, and relates to the technical field of gas well foam scrubbing agents, the gas well foam scrubbing agent comprises 10%-20% of sodium alpha-olefin sulfonate, 5%-10% of lauramide propyl amine oxide, 0.3%-0.6% of hydroxypropyl guar gum, 5%-10% of block polyether, 3%-6% of ethoxylated sulfonate, 0.5%-2% of hydrophobic nano silicon dioxide, 3%-8% of a microencapsulation foaming agent, 1%-3% of citric acid, 0.5%-1% of benzotriazole and the balance of deionized water; by compounding foaming, foam stabilizing and anti-interference functional components and introducing a microencapsulated foaming agent and hydrophobic nano silicon dioxide, the adaptability and efficiency of the foam scrubbing agent under complex working conditions are remarkably improved, active ingredients can be controllably released by utilizing a temperature-sensitive microcapsule in a high-temperature environment, and the foam scrubbing agent has a good foam scrubbing effect. Block polyether and nano silicon dioxide are combined to form a stable barrier on a gas-liquid interface, so that the damage of condensate oil is effectively resisted, and meanwhile, ethoxylated sulfonate and citric acid cooperate to maintain the stability of the surfactant under high salinity.

The invention discloses shell powder-based environment-friendly wall protection slurry as well as a preparation method and application thereof, and belongs to the technical field of wall protection slurry. The environment-friendly wall protection slurry is prepared from the following raw material components: water, xanthan gum, hydroxypropyl guar gum, shell powder, pregelatinized starch and anhydrous sodium carbonate in a mass ratio of 1000: (1.0-2.0): (0.5-1.5): (7.5-15): (3-9): (0.3-0.9). The total mass of the xanthan gum and the hydroxypropyl guar gum is not lower than 0.2% of water and not higher than 3.5% of water. The waste fruit shell powder is recycled and reused as a solid-phase film-forming agent, the used additive is green and non-toxic and can be completely and naturally degraded, the prepared slurry belongs to low-solid-phase polymer slurry, the wall protection performance is excellent, it is ensured that the formula does not contain any difficult-to-degrade component while the filter loss is remarkably reduced, the solid-phase mixing amount is smaller than 1 / 3 of that of bentonite, and the solid-phase film-forming agent has the advantages of being environmentally friendly and free of pollution. The method has the outstanding advantage of cost saving, is suitable for being applied to cast-in-situ bored pile construction, and is particularly suitable for the complex stratum environment of coastal areas.

Cleansing Composition Comprising Hydroxypropyl Guar Hydroxypropyltrimonium Chloride. This disclosure relates to a cleansing composition comprising: (a) a plurality of anionic surfactants, for example, a combination of one or more acyl isethionates and one or more acylaminated acids; (b) one or more amphoteric surfactants; (c) one or more nonionic surfactants; (d) hydroxypropyl guar hydroxypropyltrimonium chloride; (e) one or more cationic polymers other than cationic guar; and (f) water, wherein (a), (b), and (c) are present in an amount totaling approximately 15 to approximately 40% by weight of the composition. The compositions are useful for cleansing hair while providing enhanced cosmetic properties to the hair. Figure for abstract: none

Methods and compositions for treating hair, such as to reduce split ends, seal cracks in hair cuticles, reduces damage to hair, and / or reduce frizziness and / or hair fly-aways. The methods and compositions use a combination of hydroxypropyl guar hydroxypropyltrimonium chloride, Argania spinosa kernel oil, guar hydroxypropyltrimonium chloride, and algin. In some instances, the composition further contains bis-aminopropyl diglycol dimaleate. In some instances, the composition further contains a fructooligosaccharide and / or Beta vulgaris root extract. In some instances, the composition further contains arginine, aspartic acid, glycine, alanine, serine, valine, proline, threonine, isoleucine, histidine, and / or phenylalanine.

The application discloses a kind of fruit shell powder-based environment-friendly wall protection mortar and its preparation method and application, belong to the technical field of wall protection mortar.The environment-friendly wall protection mortar is composed of the following mass ratio of raw material components: water, xanthan gum, hydroxypropyl guar gum, fruit shell powder, pre-gelatinized starch, anhydrous sodium carbonate = 1000:1.0~2.0:0.5~1.5:7.5~15:3~9:0.3~0.9;And the total mass of xanthan gum and hydroxypropyl guar gum is not less than 2 ‰ of water, not more than 3.5 ‰ of water.The application recycles waste fruit shell powder as a solid phase film-forming agent, the additives used are green, non-toxic and completely naturally degradable, the prepared mortar is a low solid polymer mortar, has excellent wall protection performance, significantly reduces the filtration loss, ensures that the formula does not contain any non-degradable ingredients, and the solid phase content is less than 1 / 3 of bentonite, has outstanding cost-saving advantages, is suitable for application in bored pile construction, especially suitable for complex stratum environment in coastal areas.

The invention relates to synthesis and application of high-substitution-degree modified guar gum, and belongs to the technical field of cationic guar gum synthesizing.The synthesis comprises the following steps that S1, guar gum powder or hydroxypropyl guar gum powder serves as a raw material, and a sodium hydroxide solution with the mass being 10-20% of that of the raw material is added; s2, stirring at the temperature of 60-65 DEG C, adding a cationic etherifying agent which accounts for 80-120% of the mass of the raw materials in the stirring process, and reacting for 1-3 hours; s3, after cooling is completed, acid is added for neutralization to be neutral, a product obtained after reaction is directly dried, and the cationic guar gum with the cation substitution degree being 0.6-0.9 is obtained. According to the synthesis and application of the high-substitution-degree modified guar gum, the guar gum synthesized by adopting the synthesis process only needs a small amount of water, the semi-dry method reaction is adopted, washing is not needed, the product is directly prepared in one step, the synthesis cost is relatively low, wastewater is not generated, and the advantages of low synthesis cost and good environment-friendly effect are achieved.

The instant disclosure is drawn to cleansing composition comprising: (a) a plurality of anionic surfactants, for example, a combination of one or more acyl isethionates and one or more acyl amino acids; (b) one or more amphoteric surfactants (c) one or more nonionic surfactants; (d) hydroxypropyl guar hydroxypropyltrimonium chloride; (e) one or more cationic polymers other than a cationic guar; and (f) water, wherein (a), (b), and (c) are in an amount totaling about 15 to about 40 wt. % of the composition. The compositions are useful for cleansing hair while providing improved cosmetic properties to the hair.

COMPOSITION COMPRISING HYDROXYPROPYL GUAR HYDROXYPROPYLTRIMONIUM CHLORIDE AND AT LEAST ONE DYE AND / OR ALKALINE AGENT. This disclosure proposes a composition comprising hydroxypropyl guar hydroxypropyltrimonium chloride having an average molecular weight ranging from 2,000,000 to approximately 3,500,000 g / mol; and at least one dye and / or alkaline agent. The composition of this disclosure provides improved color uptake, long-lasting color, and enhanced cosmetic appeal. This disclosure further proposes a method for dyeing and / or lightening keratin fibers. Figure for abstract: none

The present disclosure provides a composition comprising a hydroxypropyl guar hydroxypropyltrimonium chloride having an average molecular weight ranging from 2,000,000 to about 3,500,000 g / mol; and at least one dye and / or alkaline agent The composition of the present disclosure provides enhanced color uptake, long lasting color and improved cosmeticity. The present disclosure further provides a method for dyeing and / or lightening keratin fibres.

This invention discloses a lithium slag powder-based multi-component solid waste low-carbon concrete and its preparation method, belonging to the field of low-carbon concrete manufacturing technology. The raw materials for the concrete include: cement, fly ash, lithium slag powder, iron tailings sand, recycled aggregate, limestone crushed stone, water-reducing agent, water, humic acid, and hydroxypropyl guar gum. The lithium slag powder forms a core-shell structure with acid-process lithium slag as the core and an alkali-process lithium slag slurry coated on the core surface. Through the acid-alkali lithium slag gradient mineralization core-shell structure design and the synergistic effect of multiple concrete components, utilizing lithium slag powder modification and concrete rheological property optimization, and cement-based microstructure control, the working and mechanical properties and environmental safety of the lithium slag powder-based multi-component solid waste concrete are improved, achieving efficient and high-value utilization of bulk solid waste.

The application provides a method for preparing a foam ceramic filter by multiple sintering of waste chrome corundum, and relates to the field of solid waste utilization. The method comprises the following steps: grinding the waste chrome corundum, and screening to obtain fine particles and coarse particles; mixing the fine particles with cerium oxide and lanthanum oxide to obtain a first mixture, and mixing the coarse particles with zirconium oxide and aluminum oxide to obtain a second mixture; mixing the mixtures with water, hydroxypropyl guar gum and solvent oil to obtain slurries; impregnating the second slurry on a soft polyurethane foam carrier, and then extruding and drying to obtain a first blank; impregnating the first slurry on the first blank, and then drying to obtain a second blank; impregnating the second slurry on the second blank, and then drying to obtain a third blank; sequentially performing first sintering, second sintering and third sintering on the third blank, and then cooling to obtain the foam ceramic filter. The method provided by the application can effectively utilize the waste chrome corundum to prepare the foam ceramic filter with excellent performance.

The invention discloses a high-temperature-resistant high-salinity nanofiltration water-based fracturing fluid system and a preparation method thereof. According to the reservoir temperature, the construction well site temperature and the reservoir construction requirements, the fracturing fluid formula is finely adjusted, and the final field application formula is confirmed; the nanofiltration seawater is pretreated, the pH value is adjusted, and the salinity and the calcium and magnesium ion content of the seawater are reduced; the method comprises the following steps: adding hydroxypropyl guar gum and a bactericide into pretreated nanofiltration seawater by adopting a continuous mixing pry, and pre-hydrating in an offshore platform mud pit or a special liquid tank to form a fracturing fluid base fluid; fracturing fluid base fluid is pumped into a buffer tank through an infusion pump, a continuous mixing pry is adopted for fluid supplementing, and the buffer tank is connected to a sand mixing pry; and a storage protection complexing agent, a high-temperature stable complexing agent, a cross-linking agent and a gel breaker are added into the sand mixing pry, are fully stirred by a stirring tank of the sand mixing pry, and are pumped into a shaft. The fracturing fluid is suitable for fracturing operation in seaborne or saline water areas with the mineralization degree of 25000-30000 mg / L and the formation temperature smaller than or equal to 160 DEG C.