270results about How to "Reduce tar" patented technology

The invention relates to a process of preparing tobacco stalk granule, comprising following steps: (1) expanding and drying stalk with microwave drying machine to make the water content of stalk be between 4%-10%; (2) granulating stalk; (3) humidifying the granular stalk to make the water content be increased to 10-20%; (4) adding flavoring agents into granular stalk; (5) storing. The filling value of produced granular stalk is higher and the cut tobacco consummation can be greatly reduced, the wooden smell can also be reduced, and the coke tar and nicotine content can be considerably reduced. The invention is characterized by simple and successive process and low treating cost.

The invention discloses a burley tobacco processing and treating technic in a blended type cigarette. The technic performs a burley tobacco leaf blade making workshop section, a burley tobacco making leaf shred workshop section, and a leaf shred mixing workshop section. The burley tobacco processing and treating technic is used for processing and treating a burley tobacco which is used as an individual formula module in the blended type cigarette, and is impenetrated in the whole process from leaf blade making to leaf shred marking; aiming at the treatment of the material of the burley tobacco, for example, the feed liquid of the burley tobacco is applied by steps and proportion; the baking and the drying of the burley tobacco are performed after cutting shred; the existing burley tobacco baking mode is substituted, a burley tobacco leaf shred baking and drying process mode is adopted, the water ratio and the temperature of the exported leaf shred is fed back and controlled; the processing route of the existing burley tobacco processing technic is changed, a processing technic for shred mixing is adopted. The burley tobacco processing and treating technic can adopt different processing parameters and routes according to the needs of products and different qualities and characters of different burley tobacco raw materials, thus the aesthetic quality of the blended type cigarette is improved, the process flow is simpler, and the processing method is more flexible.

The invention belongs to the technical field of tobacco manufacturing and particularly relates to a microwave tobacco stem expansion technology. The method comprises the following steps of preparation of raw materials, quantitative feeding, temperature raising of tobacco stems, microwave expansion, microwave dehumidification, cooling shaping and production of cut stems. The method has the advantages that the production cost is low, the structure is stable, the cut stems do not retract when absorbing water and can be directly produced without ageing treatment, the seamless joining between specialized, large-scaled and continuous processing of microwave expansion tobacco stems and production of cut tobacco is realized, the cycle of producing, storing and preparing cut tobacco is unnecessary, the logistics and warehousing cost during the ageing period of expanded tobacco stems is unnecessary, and the economic benefits are quite obvious.

The invention relates to a filter tip additional material as well as a preparation method and an application thereof. The additional material is a titanate nano tube and is synthesized by adopting the conventional hydrothermal method. The additional material can be widely applied to the filter tip of a cigarette, and multiple harmful substances in main stream smoke of the cigarette can be reduced.

The invention relates to the field of tobacco filter sticks, and discloses a tobacco fiber paper filter stick and a preparation method of the tobacco fiber paper filter stick. The paper filter stick is composed of a filter element and forming paper, wherein the filter element is obtained by coiling paper fiber, the paper fiber is tobacco fiber pulp and long fiber pulp which are obtained by grinding tobacco raw materials and long fiber raw materials into liquid, then the tobacco fiber pulp and the long fiber pulp are subjected to pulp matching, sheet making, squeezing and drying to be manufactured into a fiber paper base, and the tobacco fiber paper filter stick can be obtained through smearing, drying and rolling. On the basis of wet process papermaking, tobacco fiber and long fiber are mixed according to a proper proportion in the pulp matching stage of papermaking, and the obtained paper filter stick not only has higher tar and nicotine removing capacity than a cellulose acetate filter stick, but also can successfully eliminate wooden offensive odor of the long fiber. Raw materials of the filter stick come from natural plants, and therefore the filter stick only has the scent of tobacco and does not have the scent of paper or chemical fiber, the color of the filter stick is consistent to that of cut tobacco of cigarettes, and the filter stick has the texture of natural material of tobacco and guides a new direction for the technical field of cigarettes.

A nanocatalyst, dual catalyst and methods for improving the efficiency and output of a biomass gasification process are provided where the catalysts comprise a volatile organometallic compound(s) and/or a nanoalloy catalyst. By the catalyst and method, a very high biomass gasification conversion efficiency of over 85% can be achieved. The subject nanocatalyst cracks and gasifies lignin, which is generally inert in conventional gasification, at relatively low gasification temperatures. The subject disclosure also provides a means to increase gas yields and lower lignin content in the resulting product relative to conventional gasification. Alternatively, oil production may be increased, if desired. Moreover, the resulting gas may achieve a Fischer-Tropsch reactor favorable H₂:CO ratio of about 9:1. The energy input to the gasification is correspondingly reduced to reduce costs and the environmental impact associated with the gasification process.

The present invention discloses a cut tobacco -drying technics during processing cigarette, which comprises two steps: the first step is to balance the water content of cut tobacco to 20 percent, and the cut tobacco is guided into a pneumatic drier, wherein the technics air temperature in the first section of pneumatic drier is controlled between 80 and 100 DEG C, and that in the second section is controlled between 70 and 90 DEG C, then the cut tobacco with 20 percent water content is dried and the water content is lowered to about 14 to 16 percent; and the second step is that the dried cut tobacco is guided into a roller dry machine for the secondary drying procedure, wherein the temperature of the wall of the roller is controlled between 70 and 80 DEG C, to control the water content of the dried cut tobacco between 12.0 percent and 13.0 percent. The present invention can not only improve both the uniformity of the water content and temperature stability of the processed tobacco with increased filling capability of the dried tobacco, but also reduce the loss of the fragrance of tobacco, to significantly decrease the content of injurious ingredients contained in cigarette such as tar, smoke and nicotine.

The invention discloses a technology for treating expanded stems, belongs to the technical field of shred making of tobacco, and in particular relates to the technical field of shred making with tobacco stems. The technology comprises the following steps of: soaking the tobacco stems, storing the stems, quantitatively feeding, heating and humidifying, slicing the stems for the first time, temporarily storing the stem slices, discharging the stem slices, cutting the stems into shreds for the second time, quantitatively feeding, adding the primary stem shreds, storing the stem shreds, quantitatively feeding, drying, and performing secondary flavoring, thus obtaining a stem shred finished product. The obtained product has the advantages of good bulkiness, low breaking rate, low production cost, pure aroma, high filling value, light wood mixed gas, comfortable mouthfeel, soft smoke, capability of reducing tar of cigarettes and good compatibility with the tobacco shreds.

The invention relates to a preparation method of a tobacco-coated cigar wrapper which can reform the smoking flavor of cigar. The method comprises the following steps of: extracting tobacco raw materials (such as shreds or stems of burley tobacco, aromatic tobacco, sun-cured tobacco and flue-cured tobacco) alone or in combination; making a tobacco extract; adding combustion promoters and humectants to the tobacco extract; squeezing the tobacco raw materials and then blending and pulping with a paste mill to obtain tobacco slurry; blending additional wood pulp fibers commodity alone or in combination until reaching 40 degree SR to 75 degree SR to obtain additional fiber slurry; adding the tobacco slurry into the additional fiber slurry and then adding calcium carbonate to obtain mixed slurry; making a paper base with a fixed quantity of 28 g/m<2> to 40 g/m<2> from the mixed slurry by using a fourdrinier board machine; and coating the tobacco extract on the paper base to make a novel cigar wrapper, wherein the coating amount of the tobacco extract is 3 g/m<2> to 20 g/m<2>. The cigar wrapper produced by the invention can not only meet the requirements for sensory quality of cigars but also achieve conversion of manual wrapping to mechanical wrapping of cigar, and greatly increases cigar production efficiency.

The invention relates to the field of flavor preparation, in particular to a method for preparing cacao flavor, comprising the steps: composite liberation, zymohydrolysis, concentration, and the like, are carried on the cacao powder which is a raw material. The invention also relates to the cacao flavor prepared by the way and the usage of the flavor which is taken as cigarette additive. The preparation method can degrade giant molecule substances, such as starch, protein, pectine and the like, in cacao, improving the quality of the cacao flavor while maintaining the aroma of the cacao.

The invention relates to an ammonium salt-containing tobacco leaf reproduced by means of rolling. The tobacco leaf comprises the following components in parts by weight: 0.4-0.8 part of ammonium salt, 0.2-0.4 part of amino acid, 100 parts of dry material and 66-67 parts of wet material. Compared with the tobacco leaf reproduced by means of rolling, the ammonium salt and the amino acid are added into ammonium salt-containing tobacco leaf reproduced by means of rolling, thereby being capable of reducing the impure gas and the piquancy of the reproduced tobacco leaf, so that the ammonium salt-containing tobacco leaf has abundant fragrance; improves the remaining smell; leads the tobacco leaf with heavy impure gas, dirty oral cavity and piquancy feel to have natural tobacco fragrance; has unconspicuous impure gas and piquancy fell; leads the tobacco gas to have sweet and wet feel; can clean the oral cavity; and is smooth to a throat. The reproduced tobacco leaf not only improves the quality of sense organ, but also reduces the content of objectionable constituents such as phenol, CO and the like, and the content of tar, CO and the like in smoke indexes.

The invention discloses a cigarette filter rod containing aromatic silica gel beads and a preparation method of the aromatic silica gel beads for cigarettes. The cigarette filter rod internally contains the aromatic silica gel beads, wherein in the aromatic silica gel beads, inorganic silica gel is used as a carrier, and essence suitable for the cigarettes is adsorbed. The aromatic silica gel beads are provided with open adsorption pores, and the essence is absorbed in the adsorption pores. In the preparation method, the aromatic silica gel beads are used as solid aromatic beads and used in the cigarette filter rod, because the silica gel has the open adsorption pores which are high in adsorptive property, the densely distributed adsorption pores of the silica gel absorb the essence and then can smoothly release aroma components when a smoker smokes the cigarette, and it is ensured that the smoker can obtain smooth fragrance during smoking.

The invention provides a tobacco slice and a cigarette. The tobacco slice comprises a slice substrate, wherein the slice substrate is prepared by adopting a mixture comprising agricultural waste materials and tobacco waste materials as raw materials. The cigarette comprises cut tobacco, wherein 2 to 100 mass percent of cut tobacco slices are mixed in the cut tobacco, in addition, the tobacco slice comprises the slice substrate, and the slice substrate is prepared by adopting a mixture comprising agricultural waste materials and tobacco waste materials as raw materials. The tobacco slice prepared by adopting the mixture of the agricultural waste materials and the tobacco waste materials as the raw materials is added into the cigarette, harmful substances in the main flow smoke gas of the cigarette can be obviously reduced, the tar is reduced, and the smoke gas state is improved, so the main flow smoke gas is fluffy and soft, the mouth feeling comfort is improved, the oral cavity residue is reduced, the defect of smoke gas concentration reduction caused by too high content when only non-tobacco slices are adopted can be overcome, meanwhile, the goal of resource reutilization is also reached, and the problem of tobacco slice raw material shortage is solved.

The invention relates to functional low-gram-weight cigarette paper, wherein the body phase thereof contains cut tobacco fibres or a first tobacco powder, a second tobacco powder is attached to the outer surface of at least one side of the body phase, and the first tobacco powder is the same as or different from the second tobacco powder. The invention further relates to a preparation method of the functional low-gram-weight cigarette paper. The preparation method comprises the following steps: (1) preparing paper pulp; (2) preparing special suspension stabilizing fluid for cigarette paper coating; and (3) making paper by a paper machine. The functional low-gram-weight cigarette paper disclosed by the invention is uniform in colouring and capable of improving the non-transparency of the cigarette paper; moreover, the functional low-gram-weight cigarette paper is good in stiffness and beneficial to roll; meanwhile, the functional low-gram-weight cigarette paper is good in ash wrapping force and capable of improving the smoking feeling of cigarettes. The functional low-gram-weight cigarette paper disclosed by the invention is also capable of effectively improving the sensory quality of the rolled cigarette produced during a smoking process and reducing harmful ingredients in the smoke of the cigarettes. Therefore, the functional low-gram-weight cigarette paper disclosed by the invention has a wide application prospect.

An additive capable of reducing tar and carbon monoxide contained in cigarette is provided, as well as the application method of the additive, which contains inorfil loaded with metal-salt. The accretion provided by the present invention prepared and added conveniently with low cost is suitable for requirement of industrialized production, capable of well decreasing the tar and carbon monoxide contained in cigarette smoke and greatly reducing the harm to the smoker.

The invention discloses a 2-amino-4-acetamino anisole synthesis process. The process comprises the following steps that in methyl alcohol, 2,4-diaminobenzene methyl ether (III) and acetic anhydride are subjected to an acylation reaction as follows under the effect of an acid-binding agent to obtain 2-amino-4-acetamino anisole (IV), wherein the mole ratio of the acid-binding agent to the 2,4-diaminobenzene methyl ether is 0.3:1-0.6:1. The synthesis process is low in energy consumption, low in cost, small in amount of solid waste and liquid waste, free of pollution, environmentally friendly, easy to operate, mild in reaction condition and high in industrial safety coefficient, the target compound yield is 86% or above (based on initial reaction raw materials), the HPLC purity is 99.0% or above, and the target compound is high in yield, good in quality, and more applicable to industrial production.

The invention discloses a cigarette filter tip, which belongs to the field of filter tips. The cigarette filter tip comprises a filter tip bar, wherein the filter tip bar is a solid bar, and the surface of the solid bar is provided with continuous grooves or protrusions. The cigarette filter tip prolongs the flowing distance of cigarette smoke to make the smoke softer, and can properly reduce tar and harm.

The invention provides a composite solid type filter rod, belongs to the technical field of cigarette process, and particularly relates to a design and manufacturing method of a new material filter rod in a cigarette filter. The filter rod consists of one or a combination of more than one of medical grade PVC (polyvinyl chloride), medical grade PLA (poly lactic acid) and polycaprolactone serving as a raw material, and an auxiliary material glyceryl triacetate, wherein the weight ratio of the raw material to the auxiliary material is (1-9):1. According to the composite solid filter rod and the preparation method, the passing route of smoke in the filter can be effectively prolonged, and harmful ingredients in the smoke can be effectively filtered.