1074 results about "Moisture regain" patented technology

The invention discloses an independent tobacco cutting process and independent tobacco cutting equipment based on paper making method regenerated tobacco leaf processing characteristics. The process comprises the following process steps: opening a box, shoving tobacco leaves, loosening, regaining moisture, cutting, drying and mixing. The equipment comprises a box opening machine, a tobacco leaf shoving machine, a high-frequency-vibrating loosening machine, a moisture regaining machine, a cutting machine and a roller cut tobacco drying machine, wherein the mechanisms can be arranged and can operate alone or in combination through the connection by a material conveying and feeding mechanism. The process and the equipment can cut the boxed regenerated tobacco leaves independently according to the processing characteristics of the boxed regenerated tobacco leaves, thereby improving the effective utilization rate of the paper making method regenerated tobacco leaves, effectively retaining fragrance, improving visual quality, and making the prepared regenerated cut tobacco uniform in length and good in looseness so that the cut tobacco can be blended with other cut tobacco uniformly. The process and the equipment have high adaptability; meanwhile, according to the change in the form of supplied materials, 'three-step method' tobacco cutting adopted in the prior art is changed into one-step cutting with the same effect, the production efficiency is improved and the production cost is lowered.

The invention provides a method for improving the quality of cut stems. The method comprises the following steps that (1) tobacco stems are washed and degraded; (2) moisture regain is conducted on the tobacco stems and the tobacco stems are stored; (3) the tobacco stems are expanded and pressed; (4) stem pieces are degraded and stored; (5) material adding is conducted on the stem pieces; (6) the stem pieces are dried; (7) the dried stem pieces are stored; (8) moisture regain is conducted on the dried stem pieces and the dried stem pieces are expanded and pressed; (9) the stem pieces are cut into shreds and materials are added; (10) the cut stems are expanded and dried. Cigarettes with the cut stems prepared through the method are clear in fragrance characteristic, the fragrance quality is good, the smoke state is improved, the fine and smooth performance is improved, the harmony is better, miscellaneous gases are reduced, the dry sensation is reduced, and taste is more comfortable.

The invention provides a method for producing hemp yarns through vortex spinning. The method comprises the following steps: curing pretreatment of hemp fibers, a bale plucker, a bending and opening machine, an opening machine, a vibrating feed box, a lap machine, a carding machine, a pre-draw frame, a draw frame and lap machine combined, a combing machine, a draw frame and a vortex spinning machine, wherein in the step of curing pretreatment of hemp fibers, the addition of an oil feeding and conditioning soft penetrating agent is 6-8% of hemp fibrils by weight; the oil feeding and conditioning soft penetrating agent comprises 12-16% of emulsifying agent, 6-10% of softening agent and 75-79% of soft water; and the moisture regain is controlled between 12% and 15%. The method has the following advantages: the maximum count of the weaved hemp yarns can be 50; the noil rate is reduced; the flexibility, parallel straightness, spinnability and strength of the fibers are improved; the finished product rate is high; the hemp fibers are protected by adopting the methods of more opening and fewer beating and jogging; and the method lays the foundation for normal production through vortex spinning.

The invention discloses a tobacco stalk processing method, relating to a tobacco leaf processing method, in particular to a tobacco stalk processing method on a tobacco processing line. The invention comprises the steps of: vacuum moisture regaining, stalk washing in a water-tank tobacco stalk conditioning plant, stalk moistening in a channel tobacco stalk conditioning plant, stalk pressing, shredding, moisture regaining in a jetting stalk stem conditioning plant and stalk stem drying in a channel stalk stem drying machine. After being subjected to the tobacco stalk vacuum moisture regaining procedure, tobacco stalk absorbs atomizing water vapour, so that the tobacco stalk has certain temperature and moisture, which can greatly improve the performance index of the original procedure of washing stalks with water; after adding the tobacco stalk vacuum moisture regaining procedure, the moisture of the tobacco stalk can be ensured before the stalk stem is cut; impurities can be thoroughly discharged after the tobacco stalk is washed, the stalk stem cutting technology can be conveniently and safely finished, and the cut stalk stem is cleaner.

The invention discloses a process for preparing cigarette expanded stem shreds. The process comprises the following steps of: after performing moisture regain on expanded cigarette stems of which the expansion degree is over 150 percent in moisture-regain and moisture-balancing equipment until the water content is 30 percent and balancing the water content, cutting the expanded cigarette stems into expanded stem sheets of which the thickness is 0.2 to 1.8mm; storing the expanded stem sheets in a storage cabinet; cutting the expanded stem sheets into stem shreds of which the width is 0.2to 1.8mm and the length is 5 to 20mm; feeding the stem shreds into microwave heating equipment and drying until the water content is 3 to 4 percent; and feeding into moisture-regain and fragrance-adding equipment and performing moisture regain and fragrance adding to obtain the finished product of the expanded stem shreds of which the water content is 121 percent. The finished product of the expanded stem shreds, which is prepared by the process has high essences and fragrant material adsorption property, contains little wooden smell and other smell, and has obvious fragrance and high processing resistance. After being added in cigarettes, the expanded stem shreds are uniformly distributed and do not affect the smoking taste. The filling value of the expanded stem shreds can be up to 6 to 11cm<3>/g.

The invention discloses compound-function wallpaper and a preparation method thereof. The compound-function wallpaper is sequentially formed by a substrate layer, a glue sticking layer and a decoration layer from bottom to top, wherein the substrate layer is non-woven paper, non-woven cloth or plain weaving fabric which is processed by flame retardant finishing liquid; the glue sticking layer is formed by a binding agent, flame retardant powder, formaldehyde removing ultrafine powder and an additive; the formaldehyde removing ultrafine powder is formed by titanium dioxide ultrafine powder, zinc oxide ultrafine powder, tin oxide ultrafine powder, zinc sulfide ultrafine powder, ferric oxide ultrafine powder and diatomite ultrafine powder; and the decoration layer is a printing layer or an electrostatic flocking layer which is processed by the flame retardant finishing liquid. According to the compound-function wallpaper and the preparation method, disclosed by the invention, the flame retardant processing in each manufacturing technology stage of the compound-function wallpaper is realized, the all-directional fire flame retardant can be achieved, and the moisture regain is low; compound powder which can be used for catalyzing, resolving and removing formaldehyde in indoor environment is adopted for replacing common adsorptive material, thus the formaldehyde in the environment can be completely removed, and the repeatability does not exist; and selected anti-bacteria and mildew-proof anion far infrared products are both mature products in a market, and the multifunctional complex of the wallpaper is realized.

The invention provides a method for producing de-fishy low-salt half-dry freshwater fish. The method comprises the steps of pretreatment, fishiness removal and cleaning, draining, fishiness removal and preserving, bittern washing, air drying at low temperature, shaping, sealing under vacuum, product examination and warehousing. The method employs a low-salt low-temperature fishiness-removal preserving process and a low-temperature half-dry process, when fishiness-removal and low-salt purposes are reached, low temperature condition is employed, fish oxidation degree is low, fish meat quality and nutrition of the freshwater fish can be better preserved, a step-by-step style and gradual heating style air drying method with tempering at midway is employed, air drying speed and efficiency are accelerated, during a constant-temperature one-time air drying process, after fish skin is caked, problem of difficult evaporation of moisture in the fish meat can be avoided. According to the method, moisture in the fish skin can be evaporated at low temperature, the moisture in the fish meat is evaporated with steps of tempering and moisture regain treatment as well as heating, evaporation efficiency is accelerated, and air drying cannot be influenced by caking of the fish skin.

The invention provides a hydrophilic polyester and a preparation method of the hydrophilic polyester. The hydrophilic polyester is characterized in that the molecular chain comprises two chain segments like -COC6H4COOCH2CH2O- and -COC6H4COOCH2CH(OH)CH(OH)CH(OH)CH(OH)CH2O- with a quantitative proportion of 100:0.1-2.0; the intrinsic viscosity is 0.50-0.85g/dl and the melting temperature is 210-265 DEG C. The introduction of the hydrophilic groups into the polyester macromolecular chain and the change of the polyester crystal structure by increasing an amorphous zone are beneficial to the enterance of the water molecules, thereby increasing the hydrophilicity of the polyester, and the surface contact angle of the polyester chip is 40-65 degrees. The spun fiber has higher moisture regain rate and can be used for underwear, sporting suit, liner and the like. The method provided by the invention applys trace additive for the modification of the polyester, the additive has a few effects on the polymerization process, polyester quality and spinnability owing to the small addition amount. The obtained polyester has good modification effect and is especially suitable for melt direct spinning. The method provided by the invention reduces the development cost of the product and is easy to realize industrial production.

The present invention relates to a composition which includes the following components calculated with weight and the total weight is set to be 100: -60-99.5(preferably 70-93) at least one copolyamide with general formula X/Y, Ar, wherein: Y represents the residue of the aliphatic diamine with 8 to 20 carbon atoms, Ar represents the residue of aromatic dicarboxylic acid, X represents amino undecanoic acid NH2-(CH2)(10)-COOH, lactam-12 or the residual of corresponding amino acid, or X represents the unit Y, x, residue condensating with aliphatic dibasic acid (x) comprising 8 to 20 carbon atoms, or X represents Y, I and residue which come from diamin and condensates with the m-phthalic acid, -0.5-40(preferably 7-30) at least one product chosen from the following components: elasticizer, nano filling agent, polyolefin, crosslinked polyolefin and additive.

The invention discloses a preparation method of regenerative colored polyester fiber, comprising the following steps of: selecting supplementary materials; drying the materials; carrying out spinning preparation and post-spinning extension; evenly extending by two traction rollers under a heating state; rolling the extended raw tows; drying and thermally forming the raw tows; and finally, cutting the dried tows according to customer demands to obtain the regenerative colored polyester fiber with needed lengths. Because the produced regenerative colored fiber is directly spun in the natural color, the traditional color difference is greatly reduced. The obtained product has even color, is colorfast and has high strength, good thermal stability, good elasticity, good wear resistance, low water absorption moisture regain, good acid and base resistance, bio-incising resistance, and the like.

The invention discloses a portable waterproof distribution box and belongs to the technical field of a distribution box. The distribution box comprises a distribution box body, wherein the top of thedistribution box body is provided with a rainproof baffle plate, ventilation mechanisms are arranged on side walls of two sides of the distribution box body, first rain blocking mechanisms are arranged on the left side and the right side of the rainproof baffle plate, a front side of the distribution box body is hinged with two closed door bodies, a handle is installed on each closed door body, asecond rain blocking mechanism is arranged on a front side of the rainproof baffle plate, two lifting mechanisms are arranged in the power distribution box body, a controller and a humidity sensor arefurther arranged at the bottom of the rainproof baffle, and the humidity sensor, the first rain blocking mechanism, the second rain blocking mechanism and the lifting mechanisms are all electricallyconnected with a controller. The distribution box is advantaged in that waterproofness of the distribution box body is improved through the second rain blocking mechanism and the two first rain blocking mechanisms, the rainwater is prevented from entering the box body, the whole distribution box body can be lifted through the lifting mechanisms, the moisture regaining phenomenon of the distribution box body close to the ground for a long time is avoided, and heat dissipation can be conducted through the ventilation mechanisms.

The invention discloses a processing technique for Guire No. 1 green tea, which comprises the steps of raw material harvesting, wilting, deactivation of enzymes by hot wind, moisture regain, rolling, vertical-bar shaping, drying, perfuming by complete fire, wherein the three critical steps that guarantee the unique quality of the Guire No. 1 green tea are as follows: fresh leaves are purchased strictly in accordance with the standard of one bud one leaf, the temperature for the deactivation of the enzymes by the hot wind is 280-320 DEG C, the sorting temperature is strictly controlled to be 40-50 DEG C, and the sorting time is controlled to be 8-10 minutes. With the application of the technique, the standardized and scale production of the Guire No. 1 green tea is realized, the processed Guire No. 1 green tea is good in appearance, bright green in color, blooming, yellow green and bright in liquor color, and mellow and sweet in taste, the castanea mollissima fragrance is persistent, leaf bases are light green and even, and the requirements of tea lovers on high-quality tea can be met.

The invention discloses a textile printing and dyeing electronic jet drying cylinder dryer and a jet drying cylinder, waste gas heat recovery and condensate water recovery thereof and a method for setting a moisture regain reference roller. The electronic jet drying cylinder dryer consists of a heat insulating and preserving drying room, the jet drying cylinder, a heat recovery and jet system and an electronic information system, wherein exhaust air is divided into exhausted air and circulating air according to humidity of the exhaust air; heat of the exhausted air is recovered by fresh air; the fresh air is mixed with the circulating air; the heat of condensate water is then recovered and the condensate water is sprayed to a textile; heating is performed and drying conditions are improved; complete on-line detection and control are performed on temperature, tension and moisture regain of the textile and humidity, temperature and speed of an air flow; therefore, heat application efficiency and drying efficiency are increased, production cost is reduced and production requirement of high-grade textiles is met in a scientific, strict, careful and reliable drying mode. The electronic jet drying cylinder dryer can be used for substituting a drying cylinder dryer or is made by modifying the drying cylinder dryer; a waste gas heat recovery system and a condensate water recovery system are suitable for various heating production occasions; and by the method for setting the moisture regain reference roller, reliability and validity of moisture regain control are solved.

The invention discloses a moisture control method and system in the moisture regaining and moistening process based on a fuzzy feedforward feedback algorithm. The method comprises the following stepsthat related data of tobacco sheets in the moisture regaining and moistening process is acquired; collected mark number information is automatically recognized, physical characteristics of the tobaccosheets of the corresponding batch are obtained and at least comprise target output moisture content, and according to the target output moisture content, a range of the water addition amount is obtained; the collected input moisture content, output moisture content and tobacco sheet quality flow of the tobacco sheets in the moisture regaining and moistening process are judged, and when the inputmoisture content, the output moisture content and the tobacco sheet quality flow are in the normal work state, the moisture regaining and moistening process is controlled. The moisture control methodand system finally achieves the purposes that moisture control over the moisture regaining and moistening process is conducted, the output moisture of the tobacco sheets can be stabilized, the qualification rate of the tobacco sheets is increased, and the production cost of cigarettes is reduced. Through the moisture control method and system, the robustness and control precision of the system areimproved, and the deviation caused by disturbance can be quickly eliminated.

The invention relates to a lightweight and environment-friendly type fibrilia composite plate and a preparation method thereof, belonging to the technical field of interior ornaments for automobile decoration. The composite plate comprises PE (polyethylene) film layers (1) and a fibrilia mat layer (2), wherein the fibrilia mat layer (2) is an intermediate layer, and the PE film layers (1) are compounded on the upper surface and lower surface of the fibrilia mat layer (2); and the fibrilia mat layer (2) is a needle-punched fibrilia mat, comprises 55-65% by weight of fibrilia and 35-45% by weight of PP (polypropylene) fiber, and is formed by mixing, forming a net and performing needle-punching. The method comprises the following steps of: (1) fibrilia processing: soaking the harvested fibrilia raw material in a hydrogen peroxide solution for 20-25 days, then washing with water, and further sequentially performing peeling, airing, opening, coiling and cutting off so as to produce a fibrilia crude product; and (2) performing rinsing, drying and fine opening on the fibrilia crude product for later use. The prepared composite plate has the advantages of low density, high strength, good stretch-proof effect, low probability of moisture regain and mildew, no toxicity and environmental protection.

The invention provides a method for controlling loosening and conditioning of tobacco leaves. The method comprises the following steps of dividing the same leaf group formula into a plurality of processing modules according to the difference of the water absorption rate of each batch of flue-cured tobacco laminas to be processed; arranging corresponding channels, and setting water adding coefficients and the temperatures of moisture regaining water; utilizing an electronic belt scale to weigh the flue-cured tobacco laminas; setting the water adding coefficients, the temperatures of the moisture regaining water and moisture instrument channel numbers of the processing modules; calculating the water adding amount to carry out loosening and conditioning on the flue-cured tobacco laminas. According to the method for controlling loosening and conditioning of tobacco leaves, raw materials of the flue-cured tobacco laminas with similar processing performance in the leaf group formula are integrated into a single module, each batch of leaf group of each mark is formed by the multiple modules, and the corresponding processing parameters can be set according to the processing characteristics of the modules during production, so that the stability in the processing process is improved. The moisture instrument is calibrated in the loosening and conditioning procedure according to different processing characteristics of the modules during production, the corresponding channels are arranged, the measurement accuracy of the moisture instrument is improved, and the stability of the loosening and conditioning procedure in the processing process is improved.

The invention relates to a blended cut tobacco, which is prepared by blending sun-cured red tobacco and sun-cured yellow tobacco with flue-cured tobacco or white burley tobacco or aromatic tobacco in any proportion. The preparation method comprises: carrying out loosening and moisture regaining to sun-cured red tobacco and sun-cured yellow tobacco, removing impurities, separating leaves and stems, and processing moist leaves with more materials to obtain sun-cured red tobacco leaves, sun-cured yellow tobacco leaves, sun-cured red tobacco stems and sun-cured yellow tobacco stems; unpacking flue-cured tobacco or white burley tobacco or aromatic tobacco, removing impurities, slicing, and processing moist leaves with more materials to obtain flue-cured tobacco leaves or white burley tobacco leaves or aromatic tobacco leaves; blending sun-cured red tobacco stems and sun-cured yellow tobacco stems, and cutting to obtain blended cut tobacco stems; blending all the tobacco leaves and cutting to obtain blended cut tobacco leaves; blending the blended cut tobacco stems and cut tobacco leaves, flavoring and storing to obtain the blended cut tobacco. The invention fully shows different flavor and quality characteristics of various types of tobacco, and the obtained cut tobacco has unique smoking taste.

The invention discloses a white tea processing method. The method comprises the following steps: fresh tea leaves spreading to cool; water removal; moisture regain; light kneading: light kneading on fresh tea leaves in a kneading machine for 20-30 min after moisture regain; pressurization for 4-6min in mid-process; strip arrangement; shaping and drying. The light-kneading procedure is added to theprocedures of the original fresh tea leaves spreading, water removal, moisture regain, strip arrangement, shaping and drying, so the quality of the white tea is obviously improved, i.e. wrinkled andcompact strips are luster, green and bright in water, good and lasting in aroma, cool and heavy in taste, and the like. The tea manufacture process is convenient to operate. The tea leaf block is reduced after being lightly kneaded, so the strip management, shaping and drying procedures are favorable, the fine package and the storage and transportation are convenient, and the appearance is improved. The light kneading procedure is added into the original manufacture procedures, the crushing rate of the white tea is uniform, the tea water is golden, and the quality of the white tea is more perfect. The invention takes the tea leaves contacting the cover plate of the kneading machine as reference to guarantee the moderate kneading pressure, therefore guaranteeing the kneading effect.

The invention relates to coffee viscose fiber, which is prepared by crude materials including cotton pulp and coffee residue, wherein the content of the coffee residue accounts for 10 to 30 wt% of cellulose. A preparation method of the coffee viscose fiber comprises the following steps: taking pulp as a crude material for staple fiber production; performing processes including dipping, squeezing, crushing, aging, yellowing, dissolving, defoaming, and filtering so as to obtain a viscose solution; grinding coffee residue into powder and dispersing the powder into an aqueous solution to obtain a slurry; adding the slurry into the viscose solution to obtain a spinning viscose stock solution, wherein the addition amount of the coffee residue accounts for 10 to 30% by weight of the cellulose of the viscose solution; and carrying out spinning and molding on the prepared spinning viscose stock solution in a coagulating bath, and performing processes of drafting, refining, and drying to obtain a finished product of the coffee viscose fiber. According to the invention, the coffee residue, which is distributed evenly in the fiber, is not easy to be lost, so that the antibiotic and odor resistant functions of the coffee residue are lasting. The coffee viscose fiber not only has functions of bacteriostasis, deodorization, and moisture absorption and perspiration, but also has characteristics of moisture absorption and air permeability as well as comfortable wearing property of the viscose fiber. Textiles made from the coffee viscose fibers have a good moisture adsorption performance and a good moisture regain rate as well as have characteristics of comfortable hand feeling and softness and dryness.

The invention discloses an anti-bacterium elastic knitted fabric containing china-hemp virgin fiber/silk and multiple components and a weaving method of the anti-bacterium elastic knitted fabric. The anti-bacterium elastic knitted fabric is prepared by the following raw materials according to the mass portion: 20% of china-hemp virgin fiber, 35% of china-hemp mucilage glue, 25% of silk (LF) fiber, and 20% of long staple; besides a 30D polyurethane filament is added; the china-hemp virgin fiber is 55mm in length, the china-hemp short fiber is about 2500Nm in fineness, the over-length fiber rate is 9.13%, the hard fiber rod rate is 10.5%, the china-hemp particle is 35 particles/g, and the moisture regain is 9.02%; the fine denier fiber with the size of 1.6dtex*38mm is selected as the china-hemp viscose; the silk (LF) fiber with the size of 1.4dtex*38mm is adopted; 137 long-staple cotton fiber is selected as the long staple, and the yarn with the size of 18.4tex (32S) is adopted; the 30D polyurethane filament is adopted; the content of the china-hemp virgin fiber accounts for 20%. Through the special weaving method, the product detection standard meets the standard first-class product requirements of GB18401-2010 Basic Safety Technology Criterion of National Textile Product B type and GB/T22848-2009 Yarn-dyed Pattern Fabric.