41 results about "Gum Camphor" patented technology

The invention discloses a collateral-dredging and pain-relieving gel plaster and a preparation method thereof. The collateral dredging and pain relieving ointment is prepared from the following raw materials in percentage by mass: camphor, borneol, menthol, absolute ethyl alcohol, collateral dredging and pain relieving volatile oil, a surfactant, collateral dredging and pain relieving extract, tartaric acid, purified water, partially neutralized sodium polyacrylate, a cross-linking agent, an adhesive, glycerol, EDTA-2Na (Ethylene Diamine Tetraacetic Acid) and a filling agent. The plaster disclosed by the invention is high in application comfort, breathable, free from aching feeling after being uncovered, free from residue on skin and not sticky when being in contact with sweat; the use of an organic solvent is basically avoided in the production process; the matrix contains components such as water and glycerol, has the effects of moistening the skin and promoting skin hydration, and is free of irritation and sensitization to the skin; repeated uncovering and pasting can be achieved, and the viscosity influence is small.

The invention relates to an application of D-camphor and cymenin in preparation of an anti-inflammatory soothing preparation for sensitive skin. The invention discloses an application of D-camphor and cymenin as only two effective components in preparation of an anti-inflammatory soothing preparation for sensitive skin. The invention further discloses an anti-inflammatory soothing preparation for sensitive skin, only two effective components of the anti-inflammatory soothing preparation for sensitive skin are D-camphor and cystin, and the anti-inflammatory soothing preparation for sensitive skin can reduce the reaction of IL-6, IL-8 and NO related microinflammation in a keratinocyte inflammation model. The invention has the following beneficial effects: 1, in a high proportion window (5-10: 1) of D-camphor and polycymenin, the inhibition of the compound system of D-camphor and polycymenin on IL-6, IL-8 and NO is superior to that of any monomer; 2, stable dispersion and good use experience can be realized through the micro-emulsion type emulsifying essence or the face cream carrier, and meanwhile, the face cream still has feasibility under the conditions of no essence and no conventional preservative.

The invention relates to a water-soluble ultraviolet absorbent 4-disubstituted aminobenzyl subunit camphorsulfonic acid and a synthesis method and application thereof, and the synthesis method comprises the following steps: in a toluene-methanol mixed solvent, carrying out heating reflux reaction on camphorsulfonic acid and 2 equivalent weight of sodium methoxide, and after enolation conversion is completed, carrying out reduced pressure distillation to obtain the 4-disubstituted aminobenzyl subunit camphorsulfonic acid. Slowly dropwise adding a corresponding 4-disubstituted aminobenzaldehyde solution with the molar weight equal to that of camphorsulfonic acid, continuously heating and stirring to react for 6-12 hours, adding water to terminate the reaction, acidifying the reaction solution by using hydrochloric acid or sulfonic acid type cation exchange resin, separating to remove methylbenzene, adjusting the pH value of a water phase to about 6.5, performing rotary evaporation dehydration under reduced pressure, and extracting a crude product by using a conventional method; a target product can be obtained through column chromatography purification, and the target product not only has water solubility, but also has the characteristic of absorbing UVA and UVB ultraviolet light at the same time; the composition can be applied to sun-screening agent products, cosmetics or home care products, and also can be applied to various industrial products such as paint, varnish, plastics, textiles and rubber to improve the light resistance of the industrial products.

The present invention discloses a pain relieving plaster preparation process and a filtration treatment system, and relates to the field of medical equipment, the pain relieving plaster comprises the following production raw materials by mass ratio (W / W%): 3.0-5.0% of menthol; 0.5 to 1.0 part of carbomer; 0.3 to 0.7 part of camphor; 0.5 to 0.9 part of triethanolamine; 23.0 to 29.0 parts of isopropyl alcohol; 0.2 to 0.3 part of an arnica flower extract; 4.0 to 5.0 parts of glycerol; 0.4 to 0.6 part of isopropyl myristate; 0.1 to 0.2 part of a calendula flower extract; 0.01 to 0.03 part of VE (Vitamin E) acetate; 0.1 to 0.2 part of melissa officinalis leaf extract; 0.005 to 0.015 part of aloe barbadensis leaf juice; 0.1 to 0.3 part of burdock extract; 0.4-0.6% of a tea leaf extract; 0.1-0.3 part of a paraguay tea leaf extract; 0.04 to 0.06 part of olibanum serratum extract; 0.05 to 0.15 part of a methyl methacrylate cross-linked polymer; 0.001 to 0.003 part of a pigment; and the rest is water. According to the invention, menthol is taken as a main active component for relieving pain and is matched with components such as skin-care grease, an ointment product with a pain-relieving effect is produced through a physical mixing process, and the quick-acting formula can deeply permeate and quickly dry and is wide in application range.

The invention discloses a medicinal liquor formula for treating tooth pain, and relates to the technical field of dental rehabilitation, the medicinal liquor formula is prepared from the following raw materials by weight: 100-110 g of Bitot, 120-130 g of Alpinia officinarum Hance, 120-130 g of Ligusticum wallichii, 10-15 g of camphor, and 50 + / -2 degree Baijiu as a solvent, the raw materials are crushed and then added into a closed container in order, and the medicinal liquor formula is prepared. The total weight of the wine liquid is controlled to be 5-6 times of the total weight of the raw materials, soaking the raw materials in a dark environment for 14-16 days, and filtering the raw materials through a 200-mesh filter screen to obtain the finished medicinal wine, so that the irritation to oral mucosa is avoided while a continuous analgesic effect is achieved. The preparation process effectively retains the synergistic effect of active ingredients of the medicinal materials through gradient feeding and dynamic extraction technologies, and the finished product is stable in property and convenient to store and use. Clinical application shows that the medicinal liquor can reliably relieve acute and chronic toothache, does not need complex operation in the treatment process, is not easy to generate tolerance after being repeatedly used, is particularly suitable for emergency treatment of sensitive people in special environments, and has double advantages of instant curative effect and long-term maintenance.

The invention discloses bio-based non-isocyanate polyurethane as well as a preparation method and application thereof. The preparation method comprises the following steps: reacting a camphoric acid compound with an epoxy compound to prepare a camphoric acid-based epoxy compound; enabling the camphoric acid-based epoxy compound to react with carbon dioxide to prepare a camphoric acid-based five-membered cyclic carbonate compound; and mixing the camphoric acid-based five-membered cyclic carbonate compound with a curing agent, and carrying out curing treatment, so as to prepare the bio-based non-isocyanate polyurethane. The bio-based non-isocyanate polyurethane provided by the invention has excellent mechanical properties and thermal properties, and the self-healing efficiency of the bio-based non-isocyanate polyurethane can reach 90% or above; meanwhile, reprocessing and recycling can be conducted through physical means, the material can be applied to printing ink, anti-fake recognition, temperature response intelligent materials and the like, the application field of the material is widened, and the material has extremely wide application prospects.

The invention relates to the technical field of medicine crystal forms, and particularly discloses a novel crystal form of an AXL kinase inhibitor, a dextro-camphorsulfonate crystal form I and a dextro-camphorsulfonate crystal form II are prepared, and the dextro-camphorsulfonate crystal form I and the dextro-camphorsulfonate crystal form II are both anhydrides and have good physical stability and chemical stability. After the camphor sulfonate crystal form I and the camphor sulfonate crystal form II are placed under the conditions of high temperature (60 DEG C), high humidity (92.5% RH) and illumination for 10 days, the appearance of the camphor sulfonate crystal form II has no obvious change and has no obvious difference in 0 day, and compared with the camphor sulfonate crystal form I and the camphor sulfonate crystal form II, the camphor sulfonate crystal form II is more stable in thermodynamic stability tests in ethanol and methanol supersaturated solutions.

The present invention discloses a preparation method of an avibactam intermediate (2S,5R)-benzyloxyamino-piperidine-2-carboxylic acid. The method is as follows: Selecting cheap and easily available L-camphorsulfonamide as a chiral auxiliary group, using diphenyl imidate and homoallylic halide as the main starting materials, and obtaining the avibactam intermediate through amidation, asymmetric alkylation, deprotection, intramolecular iodocyclization, N-alkylation and hydrolysis. The raw materials of the present invention are cheap and easily available, the route is short, the yield is high, and the stereoselectivity is good. The diphenyl imidate shown in formula (II) forms a complex with trimethylaluminum, which can improve the nucleophilic ability of the amino group in camphorsultam and reduce the generation of by-products. It has good market prospects.

The invention discloses a medicament tablet which is placed in a medicine storage chamber for a mask, volatile components of the medicament tablet are diffused outwards through breathable meshes in a bottom wall, and the medicament tablet is prepared from the following raw materials in percentage by mass: 5-40wt% of menthol, 5-40wt% of menthol, 5-40wt% of menthol, 5-40wt% of menthol, 5-40wt% of menthol, 5-40wt% of menthol and the balance of water. 5 to 25 wt% of borneol; 8 to 15 weight percent of camphor; 10 to 50 wt% of eucalyptus oil; 2 to 10 weight percent of wintergreen oil; 5-10 wt% of turpentine oil; 1-5 wt% of clove oil; 1 to 3.5 wt% of orange peel; and 0.5 to 2.1 wt% of bergamot. According to the present invention, when the air purification material is applied to the mask, the harmful substances such as pathogenic bacteria, dust, PM2.5 and the like in the air can be adsorbed and filtered while the pathogenic bacteria can be effectively inactivated.

1. Name of the design product: Packaging box (Compound Camphor Cream). 2. Use of the design product: This design product is mainly used for packaging medicines. 3. Design key points of the design product: Lies in the combination of shape and pattern. 4. Picture or photo that best shows the design key points: Perspective view of Design 1. 5. The design for which protection is claimed includes color. 6. Design 1 is designated as the basic design.

The application provides a method for determining components in Gushen Dingchuan Pills and application thereof. In the preparation process of the sample to be determined, the mixed solvent composed of water and organic solvent is used to ultrasonically extract the Gushen Dingchuan Pill powder, and then cold soaking and layering are performed, so that the influence of other components on the separation and stability of volatile components in the Gushen Dingchuan Pill can be significantly reduced, the separation stability of the volatile components in the Gushen Dingchuan Pill is significantly improved, and the separation time is shortened. The method provided by the application can quantitatively analyze seven chemical components (borneol acetate, camphor, borneol, cinnamic aldehyde, paeonol, alpha-pinene and linalool) in the Gushen Dingchuan Pill, and realizes qualitative and quantitative determination at the same time.

The application discloses a composite tailor-welding method for improving the yield of an aluminum-silicon coated plate integrated door ring, and belongs to the technical field of tailor-welding methods.The method comprises the following steps: preparing a plurality of door ring blanking pieces, all of which are aluminum-silicon coated plate materials; and connecting the blanking pieces into an integrated door ring by tailor-welding, wherein the connection mode between one blanking piece and the adjacent two sides is lap joint, the lap joint strength at the two places is realized by resistance spot welding, the other connections are butt joints, and the strength is realized by laser tailor-welding, the laser tailor-welding adopts a micro-sphere reinforced welding wire, and the preparation method of one of raw materials of the micro-sphere reinforced welding wire, porous micro-sphere composite metal powder, is modifying camphor by using cation starch modified kaolin and sodium lignosulfonate, and mixing the camphor with Al-Si-Sr alloy micro-sphere powder to form pores.Through the above method, the yield of the aluminum-silicon coated plate integrated door ring is improved.

Disclosed herein are oral care compositions for reducing dental hypersensitivity comprising at least one epoxidized acrylated vegetable oil (e.g., at least one epoxidized acrylated soybean oil) and a photoinitiator system comprising at least one photoinitiator (e.g., camphorquinone or riboflavin). Also disclosed herein are methods of using the oral care composition to reduce or prevent dental hypersensitivity.

The invention discloses a preparation method of compound dexamethasone acetate emulsifiable paste, which comprises the following steps: mixing and stirring menthol, camphor and a crystallization inhibitor to obtain a eutectic solution; the crystallization inhibitor is a mixture of cyclic olefin and unsaturated fatty acid; adding dexamethasone acetate into the eutectic solution, and then mixing with the matrix oil phase and the water phase to obtain the compound dexamethasone acetate cream. The crystallization inhibitor is added when the menthol and camphor eutectic solution is prepared, and the obtained eutectic solution is good in uniformity and not prone to crystallization, so that the prepared compound dexamethasone acetate cream is stable in component content and not prone to granular sensation at low temperature, and the production efficiency, the product quality stability and the user experience are greatly improved.

This invention belongs to the field of daily chemical products and discloses the application of *Amomum villosum* essential oil in the preparation of hair cosmetics with oil-controlling and / or anti-hair loss effects. Verification has shown that *Amomum villosum* essential oil has excellent effects on scalp oil control and hair loss prevention. Furthermore, *Amomum villosum* essential oil is mainly composed of volatile oils, and its components, including bornyl acetate and camphor, have good transdermal absorption properties, which can indirectly regulate the "spleen-regulating dampness-resolving and hair loss-preventing" function. This invention also provides a hair product containing *Amomum villosum* essential oil.

The invention relates to a method for detecting the concentration of PFAS in water based on a Malangei driving camphor motor, which comprises the following steps of: acquiring the motion trails of the Malangei driving camphor motor in aqueous solutions with different PFAS concentrations, and converting the PFAS interface adsorption action into motor macroscopic motion signals; obtaining a PFAS concentration-motor motion parameter standard curve and a standard curve equation through the motion signal; and performing inversion detection on the PFAS concentration in water by using the motion parameters obtained by driving a camphor motor in a water sample to be detected by Malangei and utilizing a PFAS concentration-motor motion parameter standard curve and a standard curve equation. The method is low in detection cost and simple and convenient to operate; the quantification precision is high, and the specificity is strong; the application range is wide.

The utility model is applicable to the technical field of camphor powder crushing devices, and discloses a camphor powder crushing device, which comprises a crusher, a feed hopper and a discharge pipe which are communicated with the interior of the crusher, a vibrating screen, a return pipe and a delivery pump. The vibrating screen is provided with a feeding port communicated with the discharging pipe, and the vibrating screen is provided with a coarse powder discharging port and a fine powder discharging port. The material return pipe is respectively communicated with the coarse powder discharge hole and the feed hopper; and the input end and the output end of the material conveying pump are communicated with the material returning pipe. According to the utility model, the vibrating screen is arranged outside the crusher, so that camphor powder pre-crushed by the crusher can enter the vibrating screen for screening treatment. Due to the fact that the powder impact force borne by the screen structure used for screening in the vibrating screen is smaller than that borne by the screen structure in the pulverizer, the screen cannot be greatly abraded, and the equipment maintenance cost can be reduced.

The application discloses a camphorsulfonate-based flavone photoacid generator and a preparation method thereof. 16 fatty alkyl, C1-C 16 fatty alkoxy, dimethylamino or phenyl. The camphorsulfonate-based flavone photoacid generator prepared by the application realizes long-wave absorption based on a flavone nucleus, has strong absorption to 248nm and 365nm UV LED light sources, and has high photosensitivity. The camphorsulfonate-based flavone photoacid generator contains a camphorsulfonate group which is directly connected with a flavone aromatic ring. The structure has photosensitive cleavage characteristics, and strong acid camphorsulfonic acid is generated by photolysis. Because the van der Waals volume of camphorsulfonic acid is large, the diffusion of camphorsulfonic acid is slow, and therefore the diffusion in a resin matrix is poor, so that better resolution and line edge roughness can be obtained.

This invention provides a mildly exothermic light-cured gingival barrier resin composition and its preparation method. The composition comprises the following components in weight percentage: 40-65% acrylate prepolymer, 30-55% acrylate monomer, 0.1-0.3% camphorquinone, 0.1-0.2% ethyl p-dimethylaminobenzoate and coated ethyl p-dimethylaminobenzoate, 0.2-1.0% coated triethanolamine, 0.1-1.0% ammonium salt, 3-6% thickener, 0.01-0.1% stabilizer, 0.1-0.5% pigment, and 0.5-3% flavoring agent. This invention significantly reduces the curing exothermic temperature by adjusting the photoinitiator system of the light-cured gingival barrier resin product, using a CQ+EDMAB+TEOA photoinitiator system, and pre-treating the photoinitiator with coating and adding an appropriate amount of ammonium salt, thus avoiding the risk of burning the patient's gums without affecting the product's barrier effect.

To provide acetic acid-containing food and beverages that allow the aroma and sweetness of fruit juice to be fully appreciated. [Solution] An acetic acid-containing food or beverage containing fruit juice and one or more components selected from (A) menthyl acetate, (B) dihydroactinidiolide, (C) cineole, and (D) camphor.

The application discloses a camphorquinone synthesis method and belongs to the field of organic chemistry. The camphorquinone synthesis method adopts a 3-bromocamphor air oxidation process, and the catalyst used comprises 2,2,6,6-tetramethylpiperidine N-oxide. In the presence of oxygen, 2,2,6,6-tetramethylpiperidine N-oxide can catalyze oxygen to oxidize iodine camphor to generate camphorquinone and iodine, and has high catalytic efficiency; when the feeding amount of 3-bromocamphor increases (for example, greater than 20g), the camphorquinone can still maintain high yield and purity; it is non-toxic and non-polluting; it can be recycled, and even if recycled more than 10 times, the yield of camphorquinone will not be reduced; it is suitable for being detected by using a gas chromatography method or a mass spectrometry method, and thus the purity of camphorquinone can be conveniently and accurately detected.

The application relates to the technical field of 2-methyl isochroman alcohol detection, in particular to a 2-methyl isochroman alcohol hapten, a preparation method and application thereof. The 2-methyl isochroman alcohol hapten has a structural formula as shown in formula (I). The application uses D-camphor as raw material, and a novel 2-methyl isochroman alcohol hapten compound shown in formula (I) is prepared, specific antibodies prepared by the method are used for detecting 2-methyl isochroman alcohol, have excellent specific recognition, and the IC 50 can reach 0.46 ng / mL.

The present application relates to the field of energy storage, and provides a secondary battery and a preparation method thereof, an energy storage battery pack and an electrical device, wherein the preparation method comprises: forming a first active layer having a first hole and a second active layer having a second hole; the preparation step of forming the second active layer comprises: obtaining a camphor precursor based on second camphor particles and a pre-carbonized solution, and coating the surface of the camphor precursor with a carbonized material; heat-treating the camphor precursor to obtain carbon-coated camphor particles; uniformly stirring the carbon-coated camphor particles, a second negative electrode material, a second conductive agent and a second adhesive with a second dispersed solution to obtain a second coating slurry; covering the second coating slurry on a current collector having the first active layer, wherein the second coating slurry will flow into part of the first holes, and after drying, a second active layer having carbon-coated second holes is formed; and winding or stacking the positive electrode sheet, the negative electrode sheet and the separator to obtain a secondary battery.

The invention discloses a composite tailor-welding method for improving the yield of an aluminum-silicon coating plate integrated door ring, and belongs to the technical field of tailor-welding methods.The method comprises the steps that a plurality of door ring blanking parts are prepared, all materials are aluminum-silicon coating plates and material pieces which are connected into the integrated door ring in a tailor-welding mode, one material piece is in lap joint with the two adjacent sides, and the other material piece is in lap joint with the two adjacent sides; the lap joint strength of the two parts is achieved through resistance spot welding, other parts are in butt joint, the strength of the other parts is achieved through tailored blank laser welding, and microsphere enhanced welding wires are adopted for tailored blank laser welding. The preparation method of porous microsphere composite metal powder, which is one of the raw materials of the microsphere enhanced welding wire, comprises the following steps: modifying camphor by using cationic starch modified kaolin and sodium lignin sulfonate, and mixing the modified camphor with Al-Si-Sr alloy microsphere powder to form pores. In this way, the yield of the aluminum-silicon coating plate integrated door ring is increased.

The invention relates to the technical field of automobile daily necessities, and discloses an automobile perfume with an effect of improving concentration and a preparation method thereof, the automobile perfume comprises isododecane, eucalyptus oil, rosemary oil, ligusticum wallichii essential oil, limonene, Scottian spearmint oil, agilawood oil, synthetic camphor, synthetic borneol, Hankolin and other components. Through a specific ratio of the eucalyptus oil to the rosemary oil, trigeminal nerve stimulation and acetylcholine enzyme inhibition effects are balanced, and dual effects of instant awakening and continuous concentration are realized; meanwhile, through the synergistic interaction of the ligusticum wallichii essential oil, camphor and borneol, active ingredients are promoted to penetrate through a blood brain barrier, blood supply and oxygen supply of the brain are improved, and central fatigue is relieved from the physiological level. The preparation method comprises the steps of solid phase pre-dissolving, liquid phase blending of graded feeding according to volatility, sealed aging, filtering and filling. The fragrance has the advantages of being comfortable in fragrance and stable in volatilization and release, the visual response time of a driver can be shortened, and the driving safety is improved.

1. Name of the Design Product: Packaging Box. 2. Use of the Design Product: For packaging and storing Compound Camphor Cream. 3. Design Key Points of the Design Product: The combination of shape and pattern. 4. Picture or Photo that Best Illustrates the Design Key Points: Perspective View.

Provided is a salty taste enhancer having excellent versatility and capable of enhancing saltiness without imparting unnecessary flavor to food and drink. Disclosed is a method for enhancing the salty taste of food and drink, the method comprising adding, to food and drink, one or more selected from the group consisting of 4-methylbenzyl acetate, (1R, 2S, 5R)-N-(4-methoxyphenyl)-2-isopropyl-5-methylcyclohexanecarboxamide, fenugreek extract, methyl 2-octinate, camphor, L-carvone, dihydrocarvone, menthone, 4-methoxyacetophenone, and 3,6-nonadienol. The method does not impair the original flavor of the food and drink.

The invention relates to the technical field of pharmaceutical analysis, in particular to a method for determining the content of chemical components entering blood of dripping pills with a refreshing throat. According to the method, a gas chromatography-mass spectrometry (GC-MS) technology is adopted, and the chromatographic conditions are as follows: an SH-Stabilwax capillary column is 30 m * 0.32 mm in specification, and the film thickness is 0.25 mu m; the temperature of a sample inlet is 220 DEG C; the split-flow-free sample injection is realized; the sample size is 1 microliter; the flow of a chromatographic column is 2mL / min; the mass spectrum conditions are as follows: the ion source temperature is 200 DEG C; the interface temperature is 230 DEG C; the ionization mode is electron impact ion (EI); the detection voltage is 0.2 KV; the solvent is delayed for 2 minutes; and SIM mode. The method creatively realizes the simultaneous determination of the concentrations of 14 volatile components, namely beta-pinene, limonene, eucalyptol, 3-octanol, isomenthone, menthone, camphor, menthyl acetate, trans-caryophyllene, menthol, borneol, caryophylline, p-cymene and guaiacol, in the throat-refreshing dropping pill or a drug-containing serum sample after taking the throat-refreshing dropping pill. According to the research, accurate monitoring on the drug effect substance groups in the instant-swallowing and refreshing containing dropping pill is realized for the first time, so that not only is a key experimental basis provided for perfecting the quality control standard, but also a new view angle is provided for explaining the modern scientific connotation of multi-component synergistic effect of the instant-swallowing and refreshing containing dropping pill; more scientific data is provided for establishing comprehensive quality control and quantitative research of the medicine in the future.

The present invention discloses a fluorescent probe based on the structure of camphor derivatives, with camphor derivatives as the fluorescent group and 2,4-dinitrophenol group as the recognition group, and the structural formula is as shown in (I): The fluorescent probe of the present invention can be used for the detection of benzenethiol accumulated in water samples and biological samples. The fluorescent probe of the present invention has high sensitivity, good selectivity and anti-interference performance, can quickly identify benzenethiol, shorten the response time, and realize the real-time and effective detection of benzenethiol. The probe of the present invention can achieve benzenethiol imaging in cells and in vivo, is expected to play a role in industrial production and clinical medical detection, and has broad application prospects.

The present invention discloses a method for preparing a compound dexamethasone acetate cream, comprising: mixing menthol, camphor, and a crystallization inhibitor to obtain a eutectic solution; the crystallization inhibitor is a mixture of cyclic olefins and unsaturated fatty acids; dexamethasone acetate is added to the eutectic solution, and then mixed with a matrix oil phase and an aqueous phase to obtain the compound dexamethasone acetate cream. The present invention adds a crystallization inhibitor when preparing the menthol and camphor eutectic solution, and the obtained eutectic solution has good homogeneity and is not prone to crystallization. Therefore, the prepared compound dexamethasone acetate cream has stable content of each component and is not prone to granularity at low temperatures, greatly improving production efficiency, product quality stability, and user experience.