9 results about "Menthyl lactate" patented technology

The application discloses a method for degrading polylactic acid to obtain menthyl lactate, and belongs to the technical field of depolymerization and recycling of high polymer composite materials. The polylactic acid is degraded to become menthyl lactate in a targeted manner. In the application, the polylactic acid is dissolved in an organic solvent or without adding other solvents under the catalysis of a metal amide catalyst and in the protection of inert gas under normal pressure, and the polylactic acid is depolymerized under the action of menthol. The polylactic acid molecular chain is depolymerized under mild conditions, and the obtained menthyl lactate can be directly reused, so that the industrial production steps and industrial cost are reduced, and the sustainable development principle is met.

To provide an oral composition that contains an azulene compound while effectively inhibiting color change of the composition itself.SOLUTION: An oral composition comprising the following components (A) and (B): (A) one or two or more azulene compounds selected from azulene, azulene sulfonic acid and a salt thereof, and guaiazulene; and (B) one or two or more fragrance components selected from thymol, terpinolene, β-ionone, nerol, carvone, anisaldehyde, vanillin, cis-3-hexenone, menthyl lactate, benzyl alcohol, diethyl malonate, isopulegol, triethyl citrate, and citronellol.SELECTED DRAWING: None

The invention belongs to the technical field of functional cosmetics, and particularly discloses a menthyl lactate and succinic acid eutectic cool-feeling acne removing agent and a preparation method thereof. The cool-feeling acne removing agent is prepared from the following components in percentage by weight: 1.0 to 3.5 percent of menthyl lactate-succinic acid eutectic, 8 to 15 percent of nano-liposome or polymer nanoparticle carrier, 0.2 to 0.6 percent of capryloyl salicylic acid, 0.3 to 0.8 percent of zinc lactobionate or zinc pyrrolidone carboxylate, 0.1 to 0.4 percent of asiaticoside, 0.5 to 1.2 percent of herba portulacae extract, 0.3 to 0.7 percent of panthenol, 0.1 to 0.3 percent of sodium hyaluronate and the balance of water. And the balance of deionized water, a polyol moisturizing system and a non-irritant anti-corrosion system. The invention also discloses a preparation method of the cool acne removing agent. The cool-feeling acne-removing agent disclosed by the invention can achieve a synergistic effect on cool feeling and an anti-acne effect, and the component stability and the skin infiltration capacity are improved.

This invention discloses a honeysuckle cleansing essence care base material, its preparation method, and its application. The raw material components of the care base material are: honeysuckle flower extract 0.01-10.0%, lactobacillus fermentation product 0.01-10.0%, menthyl lactate 0.1-5.0%, propylene glycol 5.0-40.0%, ethylhexylglycerin 0.5-2.0%, squalane 0.01-0.15%, hydrogenated lecithin 0.5-1.5%, and the remainder being purified water. The components of this invention work synergistically to produce disposable hygiene products and washing and care products with antibacterial, anti-inflammatory, soothing, repairing, and deodorizing effects. It significantly alleviates symptoms such as heat, inflammation, itching, and stinging in the female vulva, strengthens the skin barrier function, and meets the demand for "comfort, antibacterial, and deodorizing" under the trend of consumption upgrading. At the same time, the preparation process is stable and controllable, suitable for large-scale production.

The invention discloses a long-acting cool wet tissue compound liquid, a wet tissue and a preparation method of the wet tissue, and belongs to the technical field of hygienic products. The compound liquid contains three cool feeling agents, namely natural menthol, menthyl lactate and methyl diisopropyl propionamide, and is matched with betaine, a chamomile extracting solution, aloe barbadensis leaf juice, polyethylene glycol and a surfactant to form an alcohol-free formula; the wet tissue adopts an MPM process three-layer composite structure non-woven fabric base material, surface layer polypropylene fibers, middle layer wood pulp fibers and bottom layer polypropylene fibers, and the overall gram weight is 60-80 g / m < 2 >; the preparation method comprises the following steps: preparing a compound solution, infiltrating the base material, cutting and packaging. Through synergistic compounding of the cool feeling agent and slow release design of the base material, instant cooling reaches 5 DEG C, cool feeling lasts for 4 h, stable cool feeling is still kept after water washing, irritation is low, the wet tissue is suitable for sensitive people, meanwhile, the functions of antibiosis, sweat suppression, oil absorption and deodorization are integrated, the problems that an existing cool feeling wet tissue is unbalanced in cool feeling, insufficient in safety and single in function are solved, and the wet tissue is worthy of popularization and application. And the multi-scene use requirements are met.

The invention discloses a temperature-sensitive change gel spray composition and a preparation method thereof, and belongs to the field of gel spray. The temperature-sensitive change gel spray composition provided by the invention is prepared by the following steps: firstly, dissolving soybean lecithin and cholesterol in a solvent, adding a fructo-oligosaccharide aqueous solution to prepare a temperature-sensitive liposome, and meanwhile, mixing low-acyl gellan gum, high-acyl gellan gum, xanthan gum and deionized water I to form a solution; sequentially adding a humectant, trehalose, panthenol and menthyl lactate into the solution, and mixing to form a main water phase; adding oxidized hyaluronic acid into the main water phase, then adding a chitosan-lactic acid mixed solution to adjust the pH value, and continuing to add temperature-sensitive lipidosome and rose essential oil nano-emulsion for mixing; and finally, adding a calcium chloride solution and deionized water II, and filtering. The gel spray composition provided by the invention has excellent moisturizing capacity and film-forming property, can regulate micro-ecological balance, and realizes refreshing spray experience and long-acting moisturizing.

The invention discloses massage cream with a soothing effect and a preparation method of the massage cream. The massage cream is prepared from the following raw materials: 10g of ginseng concentrated solution; 5 g of propylene glycol; 5 g of blood-activating and pain-relieving tincture; 10 g of glycerin; 4.5 g of caprylic / capric triglyceride; 3 g of emu oil; 3g of ethanol; 2.5 g of mono-and diglycerol fatty acid ester; 100 g of deionized water; 2 g of micromolecule peptide; 2 g of slips; 2 g of a plant anti-allergy agent; 1.5 g of sorbitan stearate; 1 g of cineole; 1 g of a rosemary extract; 1 g of vanillyl butyl ether; 1 g of menthol; s400, 0.925 g of an emulsifying thickening agent; 0.7 g of tea tree oil; 0.5 g of cedar; 0.5 g of type 1 collagen; 0.4033 g of lemon yellow; 0.38 g of an ammonium acryloyldimethyl taurate / VP copolymer; 0.3 g of blumea oil; 0.3 g of lavender essential oil; 0.3 g of Spiritic HSOD (Hydroxysuperoxide dismutase); 0.26 g of compound amino acid cartilage powder; 0.2 g of lemon eucalyptus oil; 0.13 g of methyl ester; 0.1 g of menthyl lactate; 0.05 g of wintergreen oil; 0.01 g of 2NA; 0.01 g of POLYOX-205, and 0.01 g of a pigment; 0.35 g of phenoxyethanol; and 0.3 g of ginger essential oil.

The invention discloses a compound cooling agent capable of enhancing the outbreak feeling and prolonging the taste, the compound cooling agent is composed of menthyl lactate, menthol, a WS-23 cooling agent, a WS-3 cooling agent, vanillyl butyl ether and a solvent propylene glycol, and the mass ratio of vanillyl butyl ether to (menthyl lactate, menthol, WS-23 cooling agent and WS-3 cooling agent) is 1: (68-136). The mass of the vanillyl butyl ether does not exceed 0.5% of the total mass of the compound cooling agent. The composite cooling agent provided by the invention has no bitterness and pungency of menthol, is uniformly distributed in the whole oral mucosa and throat, has no side effects such as burning, numbness and stimulation, reduces the use amount of WS series cooling agents, and reduces the cost. Compared with a WS-series composite cooling agent, the composite cooling agent has the advantages that the explosive power of the cool feeling is higher when the composite cooling agent is put in the mouth at the first stage, the subsequent cool feeling lasts for a longer time and is free of irritation, and the cool feeling bursts when the composite cooling agent is put in the mouth at the first stage, and the subsequent cool feeling is mild, full and lasting.

The present application belongs to the technical field of tobacco detection, and particularly relates to a method for simultaneously determining smoking agents and cooling agents in heat-not-burn reconstituted tobacco leaves, which specifically comprises determination of seven compounds of glycerol, 1,2-propanediol, menthol, L-menthone, L-menthyl lactate, WS-3 and WS-23. The heat-not-burn reconstituted tobacco leaf sample is cut into shreds in advance, a certain amount of the sample to be measured is weighed in a conical flask, an internal standard extraction agent is added, and after extraction by electromagnetic stirring at room temperature, the upper clear liquid is taken, filtered by a microporous filter membrane to obtain a liquid to be measured; the obtained extraction liquid is analyzed by gas chromatography hydrogen flame ionization (GC-FID), and quantitative analysis of the seven compound components is performed by a double internal standard method. The present application can simultaneously determine the contents of the smoking agents and the cooling agents in the heat-not-burn reconstituted tobacco leaves.