10results about How to "Moisture stable" patented technology

The utility model discloses cigarette packaging paper. The cigarette packaging paper comprises an inner part, an outer part, a release layer (105) and an adhesive sticker layer (106), wherein the release layer (105) and the adhesive sticker layer (106) are arranged between the inner part and the outer part; the outer part sequentially comprises an outer PE (polyethylene) lamination layer (101), an outer paper layer (102), an outer composite adhesive layer (103) and an outer PET (polyethylene terephthalate) layer (104); the inner part sequentially comprises an inner PET layer (107), an inner composite adhesive layer (108), an inner paper layer (109) and an inner PE lamination layer (110); the release layer (105) is close to the outer PET layer (104), and the adhesive sticker layer (106) is close to the inner PET layer (107). According to the utility model, the outer PE lamination layer and the inner PE lamination layer are respectively laminated on the outermost layer and the innermost layer of the packaging paper to form the double-sided laminated paper, so that the leakproofness and the barrier property of the paper are effectively improved. The pressure relief device is arranged at the bottom of the packaging box, so that the problem that the whole packaging box swells due to the fact that the sealing performance of the packaging box is improved is solved.

The utility model relates to the technical field of corn breeding, in particular to a seedling cultivation device for corn breeding cultivation, which comprises a cultivation box and a spraying device, the surface of the cultivation box is fixedly connected with a cultivation tray, the surface of the cultivation tray is provided with a plurality of planting grooves, and the spraying device is arranged on the surface of the cultivation tray and comprises a trapezoidal plate. The trapezoid plate is fixedly connected with the culture tray, the upper surface of the trapezoid plate is fixedly connected with a support, the upper surface of the support is fixedly connected with a tank body, one side of the tank body is fixedly connected with a feeding pipe, a sealing plug is inserted into the surface of the feeding pipe, and the lower surface of the tank body is fixedly connected with a discharging pipe. The nutrient solution is controlled to flow out through opening and closing of the round hole and the water outlet when the cylinder rotates, the irrigation time and flow can be flexibly adjusted according to requirements, waste of the nutrient solution is reduced, the nutrient solution can evenly and accurately drip into the planting groove, and stable water and nutrient supply is provided for corn seedlings.

The invention relates to the field of pumping concrete, and particularly discloses pipe moistening mortar for a super high-rise pumping pipeline. The super high-rise pumping pipeline lubricating mortar is prepared from the following components in parts by weight: 400 to 450 parts of cement, 900 to 1000 parts of fine aggregate, 10 to 30 parts of conditioning agent, 200 to 250 parts of water, 5 to 15 parts of additive, 100 to 120 parts of fly ash and 50 to 70 parts of slag powder. The pipe lubricating mortar for the super high-rise pumping pipeline has the advantages that the fluidity is enhanced, the pumping lubrication degree is improved, and the pumping pipeline is prevented from being easily rusted.

The invention provides an oven temperature and time intelligent cooperative control system based on food material moisture dynamic perception, and the system collects multi-dimensional data in a cooking process in real time through a data collection module, carries out the preprocessing and grid analysis of the collected data through a data analysis module, determines the real-time state of a food material, screens out the to-be-processed candidate region of the food material, and carries out the processing of the to-be-processed candidate region of the food material. Analyzing the current cooking stage according to the food material state; the control module outputs control instructions of temperature, time, heating power and hot air circulation strength based on a cooperative control algorithm according to the current cooking stage of the food materials and the candidate area to be processed; and the execution module receives and analyzes the control instruction, and controls an execution mechanism to act according to the analyzed control instruction. Dynamic matching of temperature, time and food material states can be achieved, the problem that a traditional oven is insufficient in intelligence is thoroughly solved, the baking efficiency and the cooking quality are improved, the user operation threshold is lowered, and the oven is particularly suitable for home kitchens, small catering institutions, baking studios and other scenes.

The utility model discloses a kind of road concrete guardrail spraying maintenance devices, including the concrete guardrail of road side part, the covering layer with water absorption and moisturizing is covered in the upper part of concrete guardrail, the top of covering layer is provided with the spraying pipe arranged along the extension direction of concrete guardrail, spraying pipe is connected with water supply system, multiple clamping fixing frames are set on covering layer, the utility model is kept moisture by covering layer, adjustable fixed spray pipe of fixing frame, water supply system realizes accurate control, solve the problem that traditional spraying maintenance water resource is wasted, wet is not sustained, poor adaptability, with the advantages of improving water resource utilization, keeping sustained wet, adapting different size guardrail shape, stable fixed spray pipe and realizing accurate water supply control.

The invention discloses a method for carrying out olefin hydroformylation reaction by using an ionic phosphine-containing polymer supported catalyst, the metal of the selected catalyst is one or more than two active metal components selected from Rh, Co, Ir, Ru, Pt, Pd and Fe, and is supported on an ionic polymer; the ionic polymer is formed by self-polymerizing a phosphine-containing cation template with vinyl or copolymerizing the phosphine-containing cation template with other components, and then bonding with triphenylphosphine tri-m-sodium sulfonate (TPPTS) with negative charges. The ionic phosphine-containing polymer supported catalyst provided by the invention can be used in reaction systems of hydroformylation reaction, hydroesterification reaction, alcohol carbonylation, hydromethylamination and the like of olefin, and compared with a traditional TPPTS catalyst, the ionic bond is more stable, and the ionic phosphine-containing polymer supported catalyst has higher catalytic activity and better stability.

The invention discloses a thin plate type cut tobacco dryer cylinder wall temperature control method and device and a storage medium, and relates to the technical field of cut tobacco production, and the method divides a production process into an initial period, a production period and an end period. In the initial period, the cylinder wall temperature is controlled at the preheating temperature lower than the production temperature and lasts for a preset duration, then the cylinder wall temperature is increased to the production temperature, the cylinder wall is in a proper temperature range when a large number of materials enter, and therefore the excessive drying risk in the material head stage is reduced; in the production period, the temperature of the cylinder wall is adjusted according to the deviation between the moisture of the outlet material and the moisture of the target material by taking the production temperature as a reference, so that the moisture tends to be stable; and in the ending period, the temperature of the cylinder wall is gradually reduced to the preheating temperature from the production temperature, so that the remaining materials are dried in the cooling process, and excessive drying of material tailings caused by continuous high-temperature heating is avoided. Through the staged control, the problem of head drying and tail drying caused by thermal inertia can be avoided, so that the tobacco shred quality is improved.

The invention discloses a method for preparing ground sesameseed oil flavored sesame oil by replacing a traditional water extraction process. The method comprises the following steps: step 1, removing impurities in a sesame raw material; step 2, washing the sesame subjected to impurity removal in the step 1 with water, and then draining off; step 3, performing two-stage roasting frying including pre-frying and main frying on the sesame obtained in the step 2; step 4, cooling the sesame seeds fried in the step 3; step 5, grinding the sesame seeds cooled in the step 4 to obtain sesame paste; step 6, the sesame paste obtained in the step 5 is heated and subjected to heat preservation, and meanwhile continuous stirring is conducted; and step 7, performing horizontal filter pressing to obtain the sesame oil. The invention also provides the ground sesameseed oil flavored sesame oil prepared by the method. The sesame oil produced by the method disclosed by the invention is rich in fragrance and soft in taste, has obvious flavor characteristics of ground sesame oil prepared by a water extraction method, is suitable for popularization and eating, realizes continuous production, and has great market application and popularization values.

The invention relates to the technical field of bamboo raw material treatment, in particular to a bamboo raw material treatment process for bamboo board production. Cutting off the materials; slicing is conducted; rough planing; carrying out binding; primary carbonization is conducted, specifically, the bound bamboo chips are placed in a steam environment of at least 0.98 MPa to be carbonized for 2 hours, and sugar in the bamboo chips is removed; the carbonized bamboo chips are placed in the environment with the initial temperature T1, and the bamboo chips are dried in a stepped heating mode till the final water content of the bamboo chips is smaller than or equal to 5%; wherein Tn is equal to (n-1) T + T1; the dried bamboo chips are placed in the environment with the temperature ranging from 20 DEG C to 35 DEG C and the relative humidity ranging from 50% to 80% for 5 days to 7 days. The bamboo raw material treatment technology can effectively stabilize the stress in the bamboo chips and provide the bearing capacity of the bamboo boards, the internal sugar content of the bamboo chips treated through the technology can be reduced to the maximum extent, and the problems of mildewing and worm damage during use of the bamboo chips are solved.

The invention discloses a method for efficiently preparing 3-furaldehyde from a substrate 2, 5-dihydrofuran (2, 5-DHF) which is difficult to react through hydroformylation reaction, a catalyst takes one, two or more than two of metals Rh, Co, Ir, Ru, Pt, Pd and Fe as active components, and a carrier is formed by introducing a substance containing S and / or N atoms into a phosphine-containing polymer skeleton. The heteroatom-containing heterogeneous catalyst provided by the invention has good performance in a hydroformylation process of 2, 5-dihydrofuran, an active central component is coordinated with P in a carrier framework and is also coordinated with a heteroatom (S and / or N atoms), and compared with a single-coordination (only coordinated with P) mode, the specific active central component of the catalyst is increased, so that the specific active central component of the catalyst is increased, and the yield of the catalyst is increased. Therefore, the conversion rate and selectivity of the reaction are increased, the final effect is that the conversion rate is increased by 10-100%, and the selectivity of the 3-furaldehyde is increased by 10-100%.