13results about How to "Improve aftertaste" patented technology

The present invention relates to the field of sturgeon cartilage products, and in particular to a preparation method of sweet-scented osmanthus sturgeon cartilage glue. The preparation method comprises the following steps: after pre-treating the sturgeon cartilage, adding water to steam and soften it, and then separating it from the water; after cooling the steamed sturgeon cartilage, adding sweet-scented osmanthus syrup, mixing evenly, and obtaining sweet-scented osmanthus sturgeon cartilage glue; the sweet-scented osmanthus syrup contains sweet-scented osmanthus flavor microcapsules, and the sweet-scented osmanthus flavor microcapsules include sweet-scented osmanthus flavor substances, polydopamine / starch composite wall layers and starch wall layers from the inside to the outside. The sweet-scented osmanthus sturgeon cartilage glue obtained by the preparation method of the present invention enriches the form of sturgeon cartilage products, can retain various nutrients in the sturgeon cartilage to a large extent, and has a good taste, and uses sweet-scented osmanthus flavor microcapsules with special structures to prolong the residence time of the sweet-scented osmanthus flavor in the oral cavity, giving the sweet-scented osmanthus sturgeon cartilage glue a good aftertaste.

The invention discloses a tobacco flavor containing a tobacco flower extract, a preparation method and an application thereof. The tobacco flavor comprises: 1-10 parts of an aromatic base and 90-99 parts of a solvent, wherein the aromatic base comprises the following components in parts by weight: 0.3-3 parts of a tobacco flower extract (a sucrose tetraester mixture); 0.05-1 parts of megastigmatrienone; 0.1-1 parts of geranylacetone; 0.1-1 parts of beta-dihydrodamascone; 0.1-1 parts of vanillin; 0.1-1 parts of ethyl vanillin; 0.1-0.5 parts of 5-methylfurfural; 0.05-0.5 parts of diacetyl; 0.05-0.5 parts of gamma-butyrolactone; and 0.05-0.5 parts of gamma-valerolactone. The tobacco flavoring of the present application is added to shredded tobacco to make cigarettes, which have soft smoke, enhanced sweetness of smoke, improved aroma quality, improved aftertaste, and enhanced coordination; at the same time, it can turn discarded tobacco flowers into treasure, reduce environmental pollution, and improve the economic benefits of tobacco farmers.

The invention relates to the technical field of tobacco processing, in particular to a composition for improving sensory comfort of burley tobacco and a preparation method and application of the composition. The composition for improving the sensory comfort of the burley tobacco, provided by the invention, is prepared from the following components in parts by weight: 6 to 55 parts of sugar material, 12 to 110 parts of herbal extract, 1 to 8 parts of malic acid, 1 to 5 parts of linalool, 2 to 20 parts of glycerol and 45 to 72 parts of water, wherein the sugar material is prepared from high fructose corn syrup and fructose, the mass ratio of the high fructose corn syrup to the fructose is (5-45): (1-10), and the high fructose corn syrup is F60 high fructose corn syrup; the herbal extractum comprises licorice extractum, cocoa extractum, jujube extractum, sea-buckthorn extractum, dark plum extractum, benzoin extractum and lysimachia sikokiana extractum. According to the burley tobacco lining adopting the composition, the aroma quality of burley tobacco can be improved, the sensory comfort of burley tobacco can be remarkably improved, the irritation is reduced, the aftertaste is improved, and the smoke state is improved.

The invention relates to the technical field of cigarette flavor preparation, and discloses a cigarette flavor additive and a preparation method thereof, and the cigarette flavor additive comprises a blueberry extract, a flavor enhancer, nerol, an alcohol flavor, ethyl benzoate, 4-hydroxybenzoic acid and ethanol. According to the invention, the blueberry extract is used as a perfume and the fragrance contained in the blueberry extract reduces the irritation, the blueberry extract is used for perfuming the cigarette, so that the cigarette fragrance can be improved, the effects of smoothing smoke, reducing offensive odor, improving aftertaste and the like are achieved, and the adopted flavor enhancer is thermally cracked in the cigarette burning and smoking process, so that the fragrance of the cigarette is improved. Organic acid components with unique fragrance are released, so that the purpose of effectively enhancing the flavor of cigarettes can be achieved, and the effects of improving the fineness and softness of smoke, increasing the thickness of the smoke and reducing offensive odor and irritation are achieved.

The invention discloses tobacco essence capable of increasing sweetness of cigarettes and a preparation method of the tobacco essence. The tobacco essence is prepared from the following raw materials in parts by weight: 7-20 parts of stewed radix puerariae extract, 1.5-5 parts of phyllanthus emblica extract, 1-4 parts of apple extract, 1-5 parts of fennel extract, 1-4 parts of dark plum extract, 1-8 parts of red date extract and 54-87.5 parts of solvent. The tobacco essence has the advantages that when the tobacco essence is applied to cigarettes, the effects of obviously improving sweet feeling, coordinating tobacco fragrance, reducing irritation, covering offensive odor, improving aftertaste and improving fragrance quality are achieved.

This invention discloses a tobacco extract, its preparation method, and its application, belonging to the field of tobacco flavoring technology. The preparation method includes: mixing water, propylene glycol, triethylene glycol, and glycerol into a quaternary composite solution, adding tobacco raw materials, glycine, glutamic acid, and alanine, and mixing thoroughly; obtaining a centrifuged clear liquid after extraction, which is then sequentially separated through a ceramic membrane, an ultrafiltration membrane, and a nanofiltration membrane; adding an organic acid to the membrane separation product, which is the tobacco extract. It can be used as a flavor enhancer in traditional cigarettes, significantly improving the richness, aroma, and satisfaction of the smoke; it can also be used directly as a base liquid for atomizing new tobacco products, without the need for adding large amounts of additional atomizing agents, producing sufficient and sustained smoke, with prominent tobacco aroma characteristics, a clean and comfortable aftertaste, and no irritation or sweetness.

The present application relates to a kind of expression osmanthus source carotene cleavage dioxygenase (OfCCD1) recombinant yeast engineering bacteria and its application in tobacco flavoring, the amino acid sequence of OfCCD1 is as shown in SEQ ID NO:1.The present application is based on pPICZ alpha A vector constructs recombinant overexpression dioxygenase CCD Pichia engineering bacteria, and the application of the engineering bacteria in improving the content of tobacco beta-ionone and improving the sensory quality of tobacco.Compared with multiple plant source dioxygenase engineering bacteria constructed in the same group, the osmanthus source OfCCD1 engineering bacteria constructed is applied to carotene precursor in tobacco, and aromatic substance is cracked to generate fragrance marker beta-ionone, relative to untreated group, it is increased by 57.1%, significantly improve the quality of aroma, satisfaction, salivation and other indicators, and the application effect is best.The method for improving the quality of tobacco of the present application is mild, green and efficient, and has good application prospect.

The invention discloses biological tobacco paste and a preparation method thereof. The biological tobacco paste is prepared by mixing and fermenting tobaccos with Klebsiella variicola HNYJ-3 with the preservation number of CGMCC (China General Microbiological Culture Collection Center) No.29654 (China General Microbiological Culture Collection Center) and Enterobacter sp. HNYJ-4 with the preservation number of CGMCC No.29655 (China General Microbiological Culture Collection Center) No.29655 (China General Microbiological Culture Collection Center No.29655 (China General Microbiological Culture Collection Center No.29655). According to the biological cigarette paste, through the specific microbial fermentation process, low-boiling-point aroma components in tobacco are remarkably increased, and the aroma quality and release efficiency of heated cigarettes are improved. The heated cigarette added with the biological cigarette paste shows better fragrance, harmony and aftertaste in sensory evaluation, offensive odor and irritation are reduced, and therefore the overall sensory experience of smoking is improved.

The application belongs to the technical field of biological fermentation, and relates to a bacillus licheniformis SXZY-02 and application thereof, and comprises the following steps: a bacillus licheniformis (Bacillus licheniformis) SXZY-02 is separated from the surface of tobacco leaves, Lysinibacillus macroides ) and the strain preservation number is CCTCC NO:M 2025152; the bacillus licheniformis SXZY-02 is fermented to obtain a biological agent containing the bacillus licheniformis SXZY-02, and after fermentation optimization, the lipase activity is 8.99 U / mL; the biological agent containing the bacillus licheniformis SXZY-02 is applied to tobacco shred fermentation, fat is decomposed into free fatty acid, tobacco aroma quality and alcohol degree are effectively improved, and irritation is reduced. The technology provides a green and environment-friendly solution for tobacco quality upgrading, and meets the high-quality development direction of the industry.

The invention discloses a preparation method of a tobacco flavor capable of reducing harmful substance residues, which comprises the following steps: adding an aqueous solution or an ethanol solution with the mass concentration of 10-80% into a tobacco raw material, carrying out hot reflux extraction at 30-100 DEG C, and filtering to obtain a tobacco extracting solution. And carrying out vacuum concentration on the tobacco extracting solution at 30-100 DEG C until the density is 1.0-1.1 g / cm < 3 >, so as to obtain the tobacco concentrated solution. Standing the tobacco concentrated solution, and filtering to obtain an external water phase solution; the preparation method comprises the following steps: mixing a surfactant, a carrier and an oil phase, adding an internal water phase solution, and stirring in an emulsification container to prepare a stable W / O / W type emulsion; uniformly mixing an external water phase solution with the W / O / W emulsion, stirring, standing for 10-60 minutes, layering, separating an emulsion phase from a water phase, collecting the water phase, adding propylene glycol with the mass ratio of 10%-20%, and performing vacuum concentration at the temperature of 30-70 DEG C until the density is 1.1-1.3 g / cm < 3 >, so as to obtain the tobacco flavor capable of reducing harmful substance residues. The tobacco flavor obtained by the method disclosed by the invention can effectively reduce the content of harmful substances such as heavy metals, and is very suitable for industrial production.

This invention discloses a bifunctional peptide derived from Jinhua ham, possessing both rich and umami flavors, along with its screening method and applications. The bifunctional peptide has an amino acid sequence of KFEYGE. The screening method includes extracting water-soluble peptides from Jinhua ham, separating them using a gel filtration column, freeze-drying them, and then identifying candidate peptides using LC-MS / MS. Peptides with a rich flavor score > 0.9 are selected. The physicochemical parameters of the selected peptides are predicted using the SwissADME tool, and peptides that simultaneously satisfy |logP| > 1, the number of rotatable bonds > 6, and the number of hydrogen bond acceptors > 5 are screened as potential rich-flavor active peptides. Finally, the bifunctional peptides possessing both rich and umami flavors are rapidly screened using a combination of the MorganFP-MLP machine learning algorithm and molecular docking. The advantage is that it improves the richness, umami flavor, and overall flavor profile of the product.

The application discloses a plant seed dry distillation refined product and a preparation method and application thereof. The dry distillation refined product is obtained by the following steps: carrying out dry distillation reaction on plant seeds to obtain a dry distillation seed raw material; uniformly mixing the dry distillation seed raw material with a solvent and then carrying out homogenization treatment, and then carrying out solid-liquid separation, collecting supernatant, and obtaining a dry distillation seed raw material extract; and carrying out molecular distillation on the dry distillation seed raw material extract and collecting a light component fraction. The dry distillation refined product takes cocoa beans or coffee beans as raw materials, greatly improves the content and types of aroma substances based on the synergistic effect between steps, especially the flavor characteristics of cocoa or coffee itself, and is applied to a heat-not-burn cigarette as a tobacco flavor, so that the heat-not-burn cigarette can release a flavor with obvious cocoa aroma or coffee aroma characteristics, and also has rich and mellow burnt aroma, and the richness and thickness of the aroma are greatly improved.

This invention discloses a high-strength, multifunctional papermaking method for reconstituted tobacco filter material and its preparation method, comprising the following steps: first, tobacco stems and tobacco dust are cleaned, dried, and then air-jet pulverized to obtain ultrafine tobacco stem and tobacco dust particles; the ultrafine tobacco stem particles are extracted with hot water and filtered to produce tobacco stem pulp; external fibers are added and broken down to obtain external fiber pulp; the tobacco stem pulp is mixed with the external fiber pulp at 5%~50% of the total pulp dry weight, and a cationic retention aid is added to form a sheet base; the sheet base is coated with a coating solution made of tobacco extract concentrate, ultrafine tobacco dust particles, glycerol, and flavoring; and the finished filter material is obtained by hot air drying, slitting, and rolling. This invention achieves a synergistic improvement in filter material strength, harm reduction, flavor enhancement, and processing performance. The preparation process is simple, environmentally friendly, and has a high raw material utilization rate. The tensile strength of the filter material is increased by more than 30% compared with conventional products, and the adsorption rate of harmful substances is increased by more than 25%. It can be widely used in cigarette filters and tobacco product processing and has extremely high promotional value.