Adsorbing agent capable of reducing phenol release amount in mainstream cigarette smoke and preparation method and application thereof

The invention discloses an adsorbing agent capable of reducing the phenol release amount in mainstream cigarette smoke and a preparation method and application of the adsorbing agent. The adsorbing agent comprises, by weight, 1 part of graphite powder, 5 parts to 50 parts of inorganic acid, 30 parts to 100 parts of strong oxidizing substances, 5 parts to 20 parts of bis(3-aminopropyl)polyethylene glycol and 0.3 part to 1 part of condensing agent. The method comprises the steps that firstly, the graphite powder is carboxylated to obtain oxidized graphene, and the condensing agent and the bis(3-aminopropyl)polyethylene glycol are added to obtain polyethylene glycol modified graphene. The efficient and convenient method is adopted for controlling the microstructure and the structure of the graphene material, and meanwhile bio-polyamine modification is carried out on the surface of the graphene, so that the performance of the adsorbing agent for selectively adsorbing phenol in the mainstream ...

Geological disaster real-time monitoring device based on Beidou

A Beidou-based geological disaster real-time monitoring device disclosed by the present invention comprises a fixed seat, mounting seats are connected to the positions, located at the bottoms, of the outer walls of the two sides of the fixed seat through bolts, threaded holes are formed in the tops of the two mounting seats, and fastening bolts are in threaded connection to the inner walls of the two threaded holes. The top of the fixed seat is connected with a plurality of first springs through bolts, the tops of the first springs are connected with a supporting seat through bolts, the top of the supporting seat is connected with a connecting seat through bolts, the top of the connecting seat is connected with a supporting plate through bolts, and the two sides of the top of the supporting plate are provided with a Beidou positioning module and a control module respectively. According to the device, dust adhered to the surface of the camera can be scraped, so that the monitoring definition ...

Polysaccharide/alcohol soluble protein composite membrane and preparation method thereof

The invention discloses a polysaccharide/alcohol soluble protein composite membrane and a preparation method of the polysaccharide/alcohol soluble protein composite membrane. According to the polysaccharide/alcohol soluble protein composite membrane and the preparation method of the polysaccharide/alcohol soluble protein composite membrane, polysaccharide (including curdlan or curdlan/ konjac glucomannan mixed polysaccharide) and alcohol soluble protein (including wheat alcohol soluble protein or corn alcohol soluble protein) are taken as raw materials, a plasticizer and an emulgator are taken as auxiliary elements, tape casting and drying are conducted after blending modification is conducted according to a physical method, and then the polysaccharide/alcohol soluble protein composite membrane is obtained. The raw materials of the composite membrane are natural renewable resources and are abundant and easy to obtain. The polysaccharide/alcohol soluble protein composite membrane prepared ...

Health care konjac dessert and making method thereof

The invention discloses a health care konjac dessert and a making method of the health care konjac dessert, and belongs to the technical field of food processing. The health care konjac dessert comprises, by weight, 20-40 parts of konjac powder, 10-30 parts of glutinous rice flour, 10-20 parts of puerarin powder, 10-20 parts of lotus root starch, 10-20 parts of sweet potato powder, 10-12.5 parts of modified starch, 80-120 parts of high maltose syrup, 130-160 parts of purified water and 6-10 parts of vegetable oil. All the ingredients are mixed, cooked, cooled, wrapped, formed and packaged, and therefore the health care konjac dessert is formed. The processing technology is simple, the health care konjac dessert has a health care function of konjac and also has a health care function of the puerarin powder, the lotus root starch and the sweet potato powder, and the health care konjac dessert has multiple health care functions and rich nutrition and is suitable for people of all ages.

Biomass film preparation detection device and biomass film preparation detection method

The invention discloses a biomass film preparation detection device which comprises a box body, wherein a constant-temperature and constant-humidity room is arranged in the box body; a heater, a heating plate and a film forming plate are arranged in the constant-temperature and constant-humidity room sequentially from bottom to top; a Peltier is arranged in the constant-temperature and constant-humidity room; a temperature and humidity controller, a film thickness tester, a near-infrared spectrometer and a Raman spectrometer are also arranged in the box body; a nitrogen generator is communicated with the bottom of a water chamber through a first pipeline; the nitrogen generator is communicated with an empty chamber through a second pipeline; the tops of the water chamber and the empty chamber are communicated with the bottom of a nitrogen mixing room; the top of the nitrogen mixing room is communicated with the bottom of the constant-temperature and constant-humidity room through a gas ...

Konjac humectant and application thereof in cigarettes

Plant polysaccharide sponge body and its preparation method

Bio-polyamines-modified graphene adsorption material as well as preparation method and application thereof

The invention discloses a bio-polyamines-modified graphene adsorption material for selectively adsorbing phenol in mainstream smoke of cigarettes as well as a preparation method and application of the bio-polyamines-modified graphene adsorption material. The bio-polyamines-modified graphene adsorption material is prepared from the following raw materials in parts by weight: 1 part of graphite powder, 5-50 parts of inorganic acid, 30-100 parts of strong oxidative substance, 5-20 parts of bio-polyamines and 0.3-1 part of 1-ethyl-(3-dimethylaminoprpyl) carbodiimide. The preparation method comprises the following steps: firstly preparing the graphite powder into a crude carboxylated graphite product, then adding polyamines and EDC, and purifying to obtain a spermine modified graphene adsorption material. The spermine modified graphene adsorption material is added into a cigarette with a cellulose acetate filter tip when used. According to the bio-polyamines-modified graphene adsorption material ...

Polysaccharide-protein composite membrane and preparation method thereof

The invention provides a polysaccharide-protein composite membrane and a preparation method thereof. The polysaccharide-protein composite membrane is prepared from the following raw materials by mass percent: 20-80% of polysaccharide and 80-20% of protein. The method comprises the following steps: by taking plant polysaccharide as a raw material, adding soy isolate protein; carrying out tape casting to form a film after evenly mixing and reacting, and drying at high temperature, so as to obtain the composite membrane. The polysaccharide-protein composite membrane is prepared from natural renewable resources, is wide in material source, safe and non-toxic, has certain moisture-retarding and oxygen-retarding effects, and can be naturally degraded. The materials disclosed by the invention can be applied to packing materials, daily-use chemical industry and farming, forestry and gardening.

Preparation method and application of konjac powder modified humectant on tobacco sheets

The invention discloses a preparation method and application of a konjac powder modified humectant on tobacco sheets, belonging to the technical field of tobaccos. The method comprises the following steps: [1] grinding the high-purity konjac fine powder until the grain size is less than 200 meshes; [2] mixing and stirring the konjac fine powder and acrylic acid solution, polyacrylic acid solution or cellulose-acrylic acid solution; [3] adding potassium peroxydisulfate or sodium peroxydisulfate for reaction; and [4] taking out the gel-like product, drying and grinding the product. The konjac powder modified humectant is dissolved in distilled water with mass being 2000-5000 times that of the humectant and is uniformly sprayed on the tobacco sheets according to 1-5% of the mass of the tobacco sheets. The method is simple, convenient and easy to operate and low in cost. The prepared modified humectant, after being added to the tobacco sheets, ensures safer smoking, is pollution-free, can obviously ...

Cigarette filter tip and manufacturing method thereof

The invention relates to degradable materials, in particular to a cigarette filter tip which is made of natural materials such as plant-derived polysaccharides. A manufacturing method of the cigarette filter tip comprises the steps that raw materials are mixed to carry out fermentation, and extrusion forming is carried out through an extruding machine to form the cigarette filter tip. The cigarette filter tip comprises, by weight, 5-60 parts of polysaccharide, 20-60 parts of solvent, 0.5-10 parts of adsorbent, 1-30 parts of plasticizer, 0.1-10 parts of vegetable protein and 1-5 parts of zymophyte. When a cigarette filter tip made of traditional acetic acid cellosilk and the cigarette filter tip are compared, the amount of tar is reduced by 5% through the cigarette filter tip. Internal pores are uniform, the density is low, the capacity of intercepting the tar and toxic and harmful substances is good, and biodegradation can be rapidly carried out. According to the result of a soil burying ...

Plant hard hollow capsule and its preparng method

A vegetative capsule shell is prepared through gelatinizing konjak starch, adding emulsifier, reaction, washing, drying, pulverizing to obtain modified product, gelatinizing soybean p rotein, thermal modifying, regulating pH value, adding said modified product and cross-linking agent, copolymerizing, mixing it with coagulant and solidifying aid, stirring, using template to dip in it, baking, drawing shell, and cutting.

Method for preparing konjac glucomannan adsorbing material

The invention discloses a method for preparing a konjac glucomannan adsorbing material. Water-resistant konjac glucomannan which keeps acetyl functional groups is prepared by a high concentration swelling method. The method comprises the following steps of: purifying refined konjac powder to obtain high-purity konjac glucomannan; swelling the high-purity konjac glucomannan in water for 10 minutes, adding a small amount of dimethyl sulfoxide and fully swelling at the temperature of between 40 and 70 DEG C; extruding the fully swelled konjac glucomannan after taking out to form filaments with the diameter of 0.5 to 1.0mm; adding the filaments into 70 to 95 volume percent solution of dimethyl sulfoxide, and putting the solution into a boiling water bath for 30 minutes; and shearing the product after taking out to form particles with the diameter of 0.5 to 1.0mm and the height of 0.5 to 1.0mm, and drying the particles to constant weight. Compared with the chemical modification method, the method ...

Preparation method of complex polysaccharide edible film

The invention relates to a preparation method of a complex polysaccharide edible film, which comprises the following steps: by using konjak glucomannan and other plant polysaccharides as raw materials, adding a plasticizer, physically mixing, running to form a film, and drying to obtain the edible film. The polysaccharide complex edible film prepared by the method has the advantages of high smoothness, favorable light transmittance and favorable mechanical properties; the tensile strength is 10-120 Mpa, the light transmittance is 20-90%, the oxygen permeability is 10-100 cm<3>/m<2>.24h.0.1MPa, and the water vapor permeability is 500-2000 g/m<2>.24h; and the edible film can be used for packaging solid powder or low-water-activity food, and has wide application prospects.

Konjac humectant and application thereof in cigarettes

The invention discloses a konjac humectant and an application thereof in cigarettes, belonging to the technical field of cigarettes. The konjac humectant is prepared by the following steps: adding 20-50% ethanol in konjac powder, soaking and extracting; (2) soaking and extracting filter residue for 2-6 times; (3) eluting by utilizing 95% ethanol or absolute ethyl alcohol; (4) drying at the temperature of 60-80 DEG C; and (5) grinding until the particles can pass through a 60-80 meshed sieve. The konjac humectant is dissolved into konjac humectant solution by utilizing distilled water the weight of which is 1000-10000 times of the konjac humectant, and then the konjac humectant solution is sprayed on tobacco leaves evenly based on the mass ratio of the konjac humectant solution to the tobacco leaves of (0.5-1.5):100 in the tobacco leaf charging process. The konjac humectant in the invention can greatly lower the tobacco production cost, improve physical and sensory moisture-keeping effects ...

Plant polysaccharide sponge body and its preparation method

A phytopolyose sponge is prepared from phytopolyose through adding filler, plasticizer, softening agent, foaming agent, water-proofing agent and antiseptic, high-temp. fusing-plasticizing and puffingin an extruder ,and shaping by die extruding.

Superstrong water absorber and its preparation method

An ultra-strong water absorbent is prepared through adding water to konjak starch, gelatinizing at a certain temp., graft copolymerization by pumping locally netralized acrylic acid monomer, trigger and cross-linking agent while introducing N2 gas or Argno gas, spraying into a spiral tube type turbulence reactor, graft copolymerization, then screen extruding out, drying in a rolling drum type film forming dryer, and pulverizing to obtain granular product. Its advantages are high hydroscopicity (500-20000 times), and biodegradable.

Dynamic water and water activity meter

The invention discloses a dynamic water and water activity meter, which comprises a box and a nitrogen source. The six inner walls of the box are all provided with Peltiers. The box is internally equipped with a sample measurement chamber, a gas mixing chamber and a humidifying chamber from top to bottom. The mixing chamber top is provided with a mixing chamber top Peltier. A first partition plate and a second partition plate are both provided with vent holes. The humidifying chamber is internally provided with water. The nitrogen source is connected to one end of an air inlet pipe through a pressure reducing valve, and the other end of the air inlet pipe falls into a drying end and a humidifying end. A temperature sensor and a humidity sensor are disposed in the box, and temperature sensor equipped electronic balances are disposed at the sample measurement chamber bottom. The meter provided by the invention abolishes a vibration source, a built-in weighing device is realized, and online ...