90 results about "Types of tobacco" patented technology

A method of modifying the content of certain chemical compounds in tobacco materials is provided, the method including treatment of a tobacco plant or portion thereof with at least one enzyme. For example, the method may modify the content of tobacco smoke toxicant precursors in tobacco materials, which can result in a modification in toxicant production when the tobacco material is exposed to elevated temperatures. The type of tobacco plant or portion thereof treated according to the invention can be, for example, a tobacco seed, a tobacco seedling, an immature live plant, a mature live plant, a harvested plant, or a plant derivative. Smoking articles and other tobacco products including such enzyme-treated tobacco materials are also provided.

A device which generates, cools and dispenses smoke and / or vapor intended for therapeutic use as well as recreational and flavor enjoyment providing ease of control and operation of said device, while heating the desired herb or essential oil enough to be combusted and / or vaporized, then subsequently chilled before being dispensed to the user by air stream. It also provides additional possible benefits such as filtration of condensed tars from cooled smoke, and possible decreased respiratory irritation. In one preferred embodiment, the device may be constructed as a single simple and portable home use unit. In another preferred embodiment, a single or multiple channeled commercial dispensing unit for use on many commercial levels of application. It may be used with materials such as different types of tobacco and / or herbs such as lavender, chamomile, peppermint, cannabis indica, cannabis sativa, with the different strains or phenotypes of each accentuated, as well as the essential oils and / or extracts of said herbs.

The invention relates to a method for compensating the aroma of low-tar cigarettes by utilizing tobacco flavor precursors, which belongs to the field of tobacco processing. The method is characterized in that: in the low-tar cigarette production process, one or more types of tobacco flavor precursors are added into cut tobacco or cigarette paper for the low-tar cigarettes; and the tobacco flavor precursor is any one or the mixture of glycolipid, glucoside, Amadori compound and 3-oxo-Alpha-ionol-related compound. By adding the tobacco flavor precursor, the method effectively increases the aroma of the low-tar cigarettes, harmonizes the cigarette aroma, decreases the dryness of smoke, and provides an effective approach for the development of high-aroma, low-tar cigarettes.

The invention relates to a preparation method of a tobacco extract and a product obtained by using the method. The preparation method comprises the steps of low-temperature vacuum extraction, stirring and vacuum concentration and allows the circulation use of a solvent, so that the method is characterized by safety, environmental protection, high extraction efficiency, low production cost, high product yield and the like, can be simultaneously applicable to extracting a variety of types of tobacco extracts and can produce the high-quality tobacco extract. The extract product obtained by the preparation method has the beneficial effects of instant solubility and good dispersibility and is easy to add in tobacco essence and tobacco casing.

The invention relates to an electronic cigarette. The electronic cigarette comprises a shell and a controller, an input module, a storage module and a heating body which are arranged in the shell; the input module, the storage module and the heating body are all connected with the controller; the input module is used for inputting tobacco tar types and sending an input signal to the controller; the storage module is used for storing the tobacco tar types and temperature curves corresponding to various types of tobacco tar; the heating body is used for heating the tobacco tar to generate smoke for allowing a user to smoke; the controller is used for acquiring the temperature curves corresponding to the various types of the tobacco tar from the storage module according to the input signal and controlling the heating body to heat the tobacco tar according to the temperature curves. According to the electronic cigarette, the temperature curves can be matched according to the different types of the tobacco tar, and therefore the taste of the various types of the tobacco tar can be better and fully embodied. In addition, the invention further relates to a smoking method of the electronic cigarette.

A physiological race identification method of tobacco phytophthora parasitica in disease nursery can identify the physiological race of tobacco phytophthora parasitica in disease nursery as soon as possible by means of combining the identification of disease-resistant reaction of host in fields and collection of color change of strains on a TTC solid culture medium flat plate, realize the identification of the physiological race type of tobacco phytophthora parasitica in the existing disease nursery, then directionally carry out the researches such as tobacco disease-resistant germplasm resources screening, breeding of new variety of tobacco and the like, and provide basis for the comprehensive prevention and treatment of tobacco phytophthora parasitica and the establishment of the targetof breeding for disease resistance. The method is economical and practical and has favorable market application prospect.

The invention discloses a K326 species baking method based on the fresh tobacco leaf quality, and belongs to the technical field of tobacco leaf processing. The method includes the steps of fresh tobacco leaf quality index measuring and K326 species baking. In the method, fresh tobacco leaves of different quality indexes are baked with pertinence through the temperature, humidity and baking time control optimization combination, and it is ensured that the baking quality of each type of tobacco leaves is high; on one hand, the problem that special tobacco leaves are difficult to bake in tobaccoleaf production is solved; on the other hand, it can be ensured that the baking time of high-quality tobacco leaves on the basis of the baking quality is shortened, the baking cost is reduced, and the difficulty afraid emotion of base layer tobacco producers and purchasers and tobacco farmers for planting the K326 species is overcome.

The invention discloses a processing process for threshing, re-drying and classifying tobacco stems, which comprises the following steps: firstly performing leaf-stem separation; preliminarily screening stem turning heads and broken stems; then screening the tobacco stems into the three types of tobacco stems with different thicknesses of 1.5-2.0 mm, 2.0-2.5 mm and 2.5-3.0 mm; pre-pressing the three types of tobacco stems, wherein gaps among the pressed stems are 0 .8 mm, 1.0 mm and 1.2 mm respectively; mixing the three types of pre-pressed tobacco stems and re-drying; finally packaging and storing. According to the processing process disclosed by the invention, the tobacco stem re-drying efficiency can be improved, the consistence of the batch water loss rate and the moisture content after re-drying is improved, and the tobacco stem aging progress is accelerated; the tissue destruction difference degree of the tobacco stems with different thicknesses in the cut stem making process is reduced, the stem storage time is shortened, the production efficiency of the cut stem making procedure is improved, the cut stem moisture content fluctuation, the rejection rate and the energy consumption are reduced, and the uniformity of cut stems, the moisture content and the stability of filling values are improved.

The invention discloses tobacco strigolactones transport protein NtPDR6 and an interference expression vector and application thereof. The tobacco strigolactones transport protein NtPDR6 has an amino acid sequence shown in SEQ ID NO.4 or obtained through substituting, deleting or adding at least one amino acid on SEQ ID NO.4; and a nucleotide sequence for coding the protein is shown in SEQ ID NO.3 or is obtained through substituting, deleting or adding at least one nucleotide on SEQ ID NO.3. The protein has the effect of inhibiting lateral branch, axillary bud or lateral bud proliferation, the lateral branch growth of tobacco subjected to interference expression is obviously active, axillary bud or lateral bud proliferation is obvious, and the protein has significance for controlling the plant type of tobacco and improving the yield of tobacco.

The invention discloses a method for quickly evaluating the quality of flavor and fragrance for tobacco. It includes the steps of sample processing of flavors and fragrances, collection of mass spectrum fingerprints of flavors and fragrances without separation, establishment of digital standard mass spectrum fingerprints, determination of similarity thresholds of flavors and fragrances, comparison of similarities of flavors and fragrances to be tested, etc. The invention combines the headspace solid-phase microextraction technology and the non-separation mass spectrometry method to realize the rapid acquisition of the mass spectrum fingerprint of the flavor and fragrance, and then obtains the quality data of the flavor and fragrance by using multivariate statistical analysis, providing a fast method for the quality control of the flavor and fragrance , reliable and stable method can better and more scientifically monitor the quality of flavors and fragrances. The method is applicable to all types of flavors and fragrances for tobacco, including flavors, feed liquids, tinctures, extracts and various flavor raw materials, and has good application prospects.

The invention discloses a rolled haw type smokeless tobacco product which is characterized in that: a tobacco extract is added into a rolled haw; and the tobacco extract is 0.01 to 10 weight percent of a rolled haw raw material, so that a nicotine constituent is 0.001 to 0.2 weight percent of the rolled haw. A novel product is supplied to a cigarette customer; the customer can get the satisfaction, which is produced by smoking a cigarette, by smoking the smokeless tobacco product. The smokeless tobacco product can meet requirements of tobacco customers and reduce harms caused by smoking to the health; more importantly, harms caused by smoking to the environment can be avoided and the possibility that non-smoking people smoke secondarily is reduced, so that smoking is harmless to the environment and a safer novel environmentally-friendly tobacco product is supplied to the tobacco customers. The rolled haw type smokeless tobacco product has a great significance for reducing the harm caused by smoking to the health, responding the developing tendency of the world tobaccos, enriching the types of tobacco products in China, making up the shortcoming of a research on the same type of products in China and the like.

The invention relates to a method for increasing the smoking quality of papermaking-reconstituted slices by utilizing tobacco flavor precursors, which belongs to the field of tobacco slice processing. Specifically, the flavor precursors can give certain style characteristics to slices, remarkably increase the aroma of slices, reduce wood gas, decrease irritation and improve the smoking quality. The method is characterized in that the method is implemented by adding one or more types of tobacco flavor precursors into slice coating. The method of adding the tobacco flavor precursors effectively increases the aroma of slices, reduces wood gas, decreases irritation, improves aftertaste, increases comfort, and provides an effective approach for the improvement of the smoking quality of slices.

The invention relates to a method for preparing tobacco powder raw materials and stabilizing the quality of reconstituted tobacco. The method includes the following steps of firstly, analyzing chemical compositions of cigarette tobacco powder, and dividing the cigarette tobacco powder into three types, namely, the first type of tobacco powder, the second type of tobacco powder and the third type of tobacco powder; secondly, measuring the cigarette tobacco power obtained at different process points in the workshop production process respectively, and classifying the tobacco powder through the combination with the workshop process condition; thirdly, preparing the reconstituted tobacco corresponding to the tobacco powder at all levels through a paper making process reconstituted tobacco production process. According to the method, the main raw materials, namely, the cigarette tobacco powder, of the reconstituted tobacco can be scientifically classified; through classification of the cigarette tobacco powder, the style of the reconstituted tobacco product can be effectively positioned, the quality of the product can be effectively stabilized, and the fluctuation range of product chemical indexes is narrowed. According to the method, the main raw materials, namely, the cigarette tobacco powder, of the reconstituted tobacco can be scientifically classified; through classification of the cigarette tobacco powder, the style of the reconstituted tobacco product can be effectively positioned, the quality of the product can be effectively stabilized, and the fluctuation range of the product chemical indexes is narrowed.

A method of modifying the content of certain chemical compounds in tobacco materials is provided, the method including treatment of a tobacco plant or portion thereof with at least one enzyme. For example, the method may modify the content of tobacco smoke toxicant precursors in tobacco materials, which can result in a modification in toxicant production when the tobacco material is exposed to elevated temperatures. The type of tobacco plant or portion thereof treated according to the invention can be, for example, a tobacco seed, a tobacco seedling, an immature live plant, a mature live plant, a harvested plant, or a plant derivative. Smoking articles and other tobacco products including such enzyme-treated tobacco materials are also provided.

The invention discloses a filter stick coating device, a system and a coating method, relates to the field of tobacco manufacturing equipment, and aims to meet the coating demands of roller paper with different thicknesses. The filter stick coating device comprises an adhesive pump and a transmission chain; the transmission chain comprises a first gear and second gears; the first gear is driven by a power device; the number of the second gears is at least two, and the number of teeth varies between or among the second gears; one of the second gears is engaged with the first gear and is in driving connection with the adhesive pump. According to the technical scheme, the number of teeth varies between or among the second gears, and the transmission chain drives the adhesive pump to rotate at different speed rates when the output power of the power device remains unchanged. The rotating speed of the adhesive pump determines the adhesive productivity of the adhesive pump: the rotating speed is proportional to the adhesive productivity. Due to various thicknesses among different types of tobacco rolled paper, required coating volume varies, so that an appropriate second gear is selected to ensure that the adhesive productivity of the adhesive pump meets the requirement for lap adhesive application.

The invention discloses an internal-heating conductive cigarette with a disposable tobacco ball. The internal-heating conductive cigarette comprises a tobacco ball area, a power supply area and a cigarette holder, wherein the tobacco ball area is in detachable threaded connection with the power supply area; the power supply area is fixedly connected with the cigarette holder; a heating element is axially arranged in the middle of the tobacco ball area, and a tobacco material is filled around the tobacco ball area; the heating element is electrically connected with a control circuit inside the power supply area; the power supply area is formed by electrically connecting a battery, the control circuit and a switch; an airflow passage is formed inside the cigarette holder. Through unique design of the internal-heating conductive cigarette, the tobacco material heating uniformity is improved and the heating efficiency is greatly improved; and the disposable tobacco ball can be filled with different types of tobacco materials (tobacco shreds, tobacco powder, tobacco sheets, tobacco paste, tobacco liquid and the like), so that needs of people on aroma and nicotine of the different types of tobacco materials can be met and the smoking convenience of an electric heating cigarette can be improved.

The invention discloses an application of japonica rice in cigarettes. The application of the japonica rice in the cigarettes comprises the following steps: smashing japonica rice, taking ethanol and water to be extracting solvent, conducting microwave assisted steam distillation on the japonica rice, and finally obtaining japonica rice extractives; and then utilizing with cigarette auxiliary materials in a matched mode in the cigarette processing process. The application of the japonica rice in the cigarettes is applicable to all types of tobacco, tobacco products and auxiliary materials, wherein the tobacco includes flue-cured tobacco, burley tobacco, sun-cured tobacco and aromatic tobacco, the tobacco products include expanded cut tobacco, expanded cut stem, paper-making method reconstituted tobacco and the like, and the auxiliary materials include cigarette paper, filter tip rods and the like. The japonica rice extractives are non-toxic, harmless, sufficient in source and capable of playing the role of smooth keeping of varying degrees on different cigarettes, and has a certain effect of keeping tobacco moisture; not only are cigarettes enabled to keep original style, but also smoke wet feeling can be increased, irritation is reduced, and laryngeal comfort is markedly improved. Furthermore, the application of the japonica rice in the cigarettes has the advantages of being simple in technological process, convenient to manufacture and low in cost. In addition, an existing cigarette production process is not required to be changed.

The invention discloses a method of detecting relative level of tobacco nicotine conversion. The method comprises the following steps of: (1) collecting leaves at different stages of same type of tobacco, leaves of different parts or leaves of different types of tobacco; (2) extracting total RNA (Ribonucleic Acid) of the leaves respectively and synthesizing cDNA (complementary Deoxyribonucleic Acid) through reverse transcription; (3) designing a specific primer aiming at a nicotine conversion related gene and performing real-time fluorescent quantitative PCR (Polymerase Chain Reaction) by using the specific primer by taking the cDNA as a template to obtain respective Ct value; and (4) calculating by using a standard curve according to the Ct value to obtain template quantity related to the nicotine conversion in the respective cDNA and judging the relative level of the nicotine conversion between the leaves at different stages of same type of tobacco, leaves of different parts or leaves of different types of tobacco. According to the method, real-time monitoring can be performed on the relative level of the tobacco nicotine conversion, the accuracy is high, the flexibility is high, and bad tobacco conversion strains can be timely eliminated.

An electronic cigarette and temperature control method thereof are provided. The temperature control method of the electronic cigarette includes: identifying type of tobacco liquid in the electronic cigarette; acquiring preset temperature information corresponding to the type of the tobacco liquid; and controlling the electronic cigarette to work according to the acquired preset temperature information. The method of the present disclosure could adjust the temperature of the electronic cigarette automatically to meet user's need, which could simplify operation and improve the user experience.

The invention discloses a flexible single-docking multi-brand case filling and sealing system. The system comprises a roll-packing unit, a tobacco carton elevator, an elevated chain plate conveyor, a buffer glide slope mechanism, a tobacco carton conveying mechanism, a stacking mechanism, a tobacco stack storage and conveying mechanism, an emergency tobacco discharge mechanism, a full stack case entering position and a case filling and sealing machine which are arranged in sequence, wherein the roll-packing unit, the tobacco carton elevator, the elevated chain plate conveyor, the buffer glide slope mechanism, the tobacco carton conveying mechanism, the stacking mechanism, the tobacco stack storage and conveying mechanism, the emergency tobacco discharge mechanism, the full stack case entering position and the case filling and sealing machine are matched with one another and sequentially connected with one another to form an operation assembly line. The system has the advantages that the system can realize single docking between each case of tobacco and one roll-packing unit and detection and memory of the whole process of tobacco case filling and sealing, ensures that the product quality of tobacco carton can be accurately traced and positioned, meanwhile change the current situation that one case filling and sealing machine can correspondingly pack only one type of tobacco carton into the fact one case filling and sealing machine can correspondingly pack various tobacco cartons, and realizes case filling and sealing multi-brand packaging.

The invention discloses an aureobasidium pullulans OF-01 strain (CGMCC No.7609) (China General Microbiological Culture Collection Center Number 7609), a method for preparing a tobacco endogenous derived spice by using the strain, and an application of the strain in a tobacco additive. A tobacco leaf fragment is used as a raw material, the aureobasidium pullulans OF-01 strain is used for fermentation, a plurality of products, such as extracellular polysaccharides (pullulan), enzymes, antibiotics, single-cell protein, volatile aroma components and the like, are generated, and the fermented tobacco leaf fragment is extracted and condensed to prepare the tobacco endogenous derived spice, therefore, the application of the spice and flavor products which are not derived from the tobacco in cigarette is reduced to achieve the re-utilization of the tobacco leaf fragment. The analysis on the aroma components proves that the spice comprises a plurality of types of tobacco aroma components and other derived aroma components. The result of a flavoring smoke panel test proves that the spice can be used for obviously increasing cigarette flavor, causing the smoke pure and mild, reducing the irritation, covering the offensive odor, and improving the cigarette smell. The spice has the characteristics of low cost, rich aroma components, safety to people and livestock and the like, therefore, the spice can be used in the production of the cigarette.

The invention discloses a comprehensive resource treatment process of tobacco wastes, belonging to the technical field of environment protection, and particularly relating to the comprehensive resource treatment process of tobacco wastes. The process comprises the steps of: a, preparing materials; b, pre-treating; c, mixing various types of tobacco wastes with process water; d, adding inoculums; and e, producing biogas residues generated in the step d into efficient multi-strain compound ecological fertilizer, enabling generated biogas slurry to flow back for state regulation of an anaerobic fermentation system or for entering an aerobic composting process flow, and providing electric energies and heat energies needed by a process system by generated sewage gas through a heat-electricity co-production device. TS of the material used in the invention can reach 30%-40%; the comprehensive resource treatment process of tobacco wastes is high in load, short in fermentation period, high in gas production rate, steady in quality, simple and convenient in pre-treatment and post-treatment of products; meanwhile, the comprehensive resource treatment process of tobacco wastes can remarkably reduce consumption of water and energies, decrease operation cost, and realize resource, harmless and reduced treatment of the tobacco wastes.

The invention relates to a method for making tobacco rhizome disease specimens, which is characterized by comprising the following steps: a, collecting and pretreating tobacco rhizome disease specimens; b, killing and fixing the specimens by using stationary liquid; and c, preserving the specimens by using preserving fluid. Tobacco rhizome disease specimens made by using the method can show the damage symptoms of different parts and different times; the tobacco rhizome disease specimens can used as the best and most intuitive teaching aids and observation materials in the training and teaching of tobacco rhizome disease prevention and control technologies, thereby grasping the disease specimens of different tobacco rhizome diseases in the fields and the types of tobacco rhizome diseases more clearly.

The invention discloses a method for quickly identifying 11 tobacco types by utilizing a RGP-3 specific molecular marker. The 11 tobacco types are K326, hongda, N.sylvestris, N.glauca, N.goodspeedi, N.plumbaginifolia, N.repanda, N.rustica, N.clevelandii, N.undulata and N.alata. The method comprises the following steps of: extracting genome DNA of the 11 tobaccos, and taking the genome as a template; designing and synthesizing a RGP-3 primer to perform PCR (Polymerase Chain Reaction) amplification; and sequencing and identifying types with the amplified product. Compared with the prior art, the method has the functions of quickly identifying and detecting DNA molecules of the tobacco genome, and provides a scientific and efficient researching method for tobacco stress-resistance breeding research; when a bred type is used or produced illegally, the specific primer can be utilized for accurate identification, and becomes a strong evidence for solving a legal dispute; and reports on molecular marker identification of sources of the 11 tobacco sources are not found, so that foundation is established for molecular identification of different resource types of tobacco.

The invention discloses a microbial bacterial strain, namely the microbial bacterial strain LBT XP01. The microbial bacterial strain LBT XP01 is classified and named as bacillus(Bacillus sp.), preserved in China General Microbiological Culture Collection Center(CGMCC)of China Committee for Culture Collection of Microorganisms(CCCCM) with a preservation number of CGMCC No.7495. The bacterial strain is obtained from separating and screening of the alcoholized tobacco leaf surface, and is a new microbial bacterial strain. The bacterial strain is used for fermentation technology of tobacco leaves and other a plurality of types of tobacco products and can reduce starch and proteins in the tobacco leaves. After the treatment of the microbial bacterial strain, the starch and proteins in the tobacco leaves can be reduced by 33% and 20% respectively, so that the degradation effect is obvious.

Disclosed is a cigarette core capable of preventing a cigarette burning cone from dropping, comprising the following materials: tobacco stalks, tobacco waste or tobacco substitute, a leaven, a sugar flavor and an adhesion material. The tobacco stalks are tobacco stems after tobacco leaves are removed in the course of manufacturing flue-cured tobacco; the tobacco waste is tobacco slag and wasted tobacco leaves generated during cigarette production; the tobacco substitute is additives which does not affect sensory quantity of tobacco; the leaven is one type of biological fermentive enzymes; the sugar flavor is a natural flavor; the adhesion material is one type of tobacco-used natural adhesives. The cigarette core capable of preventing the cigarette burning cone from dropping and the method for manufacturing the same reduce environmental pollution, break the limit of unitary packaging of present cigarette product and the bottleneck of the interaction between the addition amount of cut stem and the quality of cigarette packaging, and improves the quality and brand characteristics of the tobacco product as avoiding cigarette burning cone dropping.

In a cigarette maker, shredded tobacco passes through a feed and transport section toward a unit by which divided particles of the tobacco are gathered into at least one stream providing the filler for cigarettes. By positioning one or more sensors either along the feed and transport section or at a point upstream, relative to the feed direction of the tobacco, it becomes possible to identify the type of tobacco being handled at any given moment, so that when production schedules include a changeover from one brand to another, supervisors can be certain that the right type of tobacco has been selected, and ensure that different types of tobacco will not mingle.

The invention relates to a measuring method for crystallinity and crystalline state structure of tobacco cellulose. The measuring method adopts a CP / MAS <13>C-NMR method to conduct detection on a tobacco sample, and then measures the crystallinity and the crystalline state structure of the cellulose in the tobacco sample. The pretreatment of the tobacco sample is that elution is conducted with an acid washing agent, lignose is eluted without the strong oxidant sub-oxygen acid sodium, alkali and acid treatments are conducted, the pretreatment is simple in process and short in time consumption, and when data processing is adopted, interference of lignose is removed through the manner of respectively deducting corresponding noncellulosic background absorption on various types of tobacco samples. According to the method, research on tobacco cellulose sample fibril structure extracted by an acidic washing agent is realized, and important theoretical bases can be provided for cellulose modification, tobacco processing, low-grade tobacco leaf and tobacco stem treatment and the like.

The invention relates to a device for separating cut tobaccos, belonging to the technical field of the device for producing and processing tobaccos. The device provided by the invention comprises a separating mechanism of the mixture of cut tobaccos and dust, wherein the separating mechanism comprises a first-grade separating mechanism and a second-grade separating mechanism; the first-grade separating mechanism and the second-grade separating mechanism are connected through a hose. Compared with the prior art, the device provided by the invention has the advantages of novel structure and rational design; the device is more optimized compared with the traditional structure, the consumed material is reduced, the use is more convenient, the operation efficiency is greatly improved and the separating effect is obvious; the device can realize the effective separation of the cut tobaccos and the dust while guaranteeing that a dust-removing system is normally operated; the discharging of the wastes is reduced and the residual cut tobaccos in the smoke dust are completely recycled so as to avoid wasting cut tobaccos, so that the economic cost is correspondingly reduced and the economic benefit is improved; the device is suitable for being installed in the dust-removing system for producing and processing each type of tobacco and is suitable for being popularized and applied to similar gas-solid separation processes.