56results about "Open tank impregnation" patented technology

The invention relates to the technical field of wood, in particular to a multilayer structure insulation laminated wood manufacturing process which comprises the following steps: pretreatment: selecting birch fiber sheets with the thickness of 0.2-0.4 mm, and degreasing, cleaning and drying the birch fiber sheets; flame retardant treatment, wherein the surfaces of the pretreated birch fiber sheets are coated with a flame retardant solvent for 1-3 times through spraying equipment; and preparing impregnation liquid. According to the invention, epoxy resin is further crosslinked with residual hydroxyl of isocyanate resin through ring-opening reaction of epoxy groups to form a three-dimensional interpenetrating network structure, pores of wood fibers are effectively sealed, and an internal ion migration path is blocked, so that the insulativity is improved; meanwhile, the surface activity of the ceramic particles in the functional additive is enhanced after plasma treatment, stronger interface bonding is formed between the ceramic particles and the resin matrix, microcracks and holes at the interface are reduced, the breakdown risk caused by local electric field concentration is avoided, and the insulation effect is enhanced.

The invention relates to the technical field of wood processing, in particular to a special-shaped wood processing method and device.The processing method comprises the steps that a wood blank is provided and pretreated; the wood blank is machined and formed according to the product design drawing; the wood is subjected to surface carbonization, and the wood blank is subjected to insect prevention treatment; polishing the wood for the first time; spraying paint on the surface of the wood; and the wood is subjected to a secondary grinding procedure. In the first-stage grinding treatment, the special-shaped wood is integrally ground through a grinding roller, in the second-stage grinding process, the special-shaped wood is ground in all directions through a plurality of grinding pieces, it is guaranteed that all corners of the special-shaped wood are covered, the grinding machining effect of the special-shaped wood is guaranteed, and the machining efficiency of the special-shaped wood is improved. And automatic grinding operation can be carried out under the cooperation of the special-shaped wood processing device, and the production efficiency is improved.

The invention relates to an automatic continuous treatment device for a bamboo curtain. The automatic continuous treatment device comprises a machine table, a traction mechanism, a bearing mechanism, a gum dipping mechanism and a drying treatment mechanism. In the actual bamboo curtain processing process, when the woven bamboo curtain needs to be treated, the driving assembly can be operated to drive the driving chain to move in the sliding groove, meanwhile, the driving chain drives the bearing mechanisms to move, then the bamboo curtain is placed in the adjacent bearing mechanism, and after the bamboo curtain reaches the position above the glue dipping mechanism, the glue dipping mechanism conducts glue dipping on the bamboo curtain. The bearing mechanism drives the bamboo curtain to enter the gum dipping mechanism, the bearing mechanism drives the bamboo curtain to reset and continue to move after gum dipping is completed, after the bamboo curtain reaches the drying treatment mechanism, the bamboo curtain is dried through the drying treatment mechanism, then the driving chain drives the bearing mechanism to turn over in an inclined mode, and the bamboo curtain slides out in the turning-over process. Therefore, the bamboo curtain can be better subjected to gum dipping and drying treatment, the automation degree is improved, manual participation is reduced, and the labor cost is reduced.

The utility model relates to the technical field of wicker processing, and discloses a wicker softening treatment device which comprises a soaking box, one side of the soaking box is fixedly connected with an electric push rod, the output end of the electric push rod is fixedly connected with a mounting plate, the lower end of one side of the mounting plate is rotatably connected with a rotating rod, and the lower end of the rotating rod is fixedly connected with a first gear; the lower end of the fixing rod is fixedly connected with a mounting frame, the lower end of the mounting frame is rotationally connected with a mounting rod, the lower end of the mounting rod is fixedly connected with a clamping frame, a plurality of clamping grooves are formed in the lower end of the clamping frame, and the two sides of the mounting rod are fixedly connected with second gears. The first gear drives the clamping frame to continuously swing, so that the clamped wicker is driven to swing, the wicker throws water out, the purpose of rapid water control is achieved, salt water on the surface of the wicker is reduced, and follow-up processing of the wicker is facilitated.

The equipment comprises a soaking pool and a conveying frame, the conveying frame is arranged on the right side of the soaking pool, grooves are formed in the front side and the rear side of the interior of the soaking pool, and lifting structures are fixedly connected to the positions, corresponding to the grooves, of the front side and the rear side of the soaking pool; a clamping structure matched with the lifting structure is arranged at the position, located in the soaking pool, of the lifting structure, and a cleaning structure is fixedly connected to the left side of the top of the conveying frame. Through cooperative use of the soaking pool, the conveying frame, the groove, the lifting structure, the clamping structure, the cleaning structure, a driving mechanism, a vertical hole, a folding baffle, a transverse block, a supporting block and a stirrer, the problems that when a floor is soaked, glue and the surface of the floor are not tightly attached due to impurities attached to the surface of the floor, and local glue shortage or bubbles occur are solved; and after impurities are mixed into glue, the uniformity of the glue is influenced, so that the performance of the impregnated floor is inconsistent.

The utility model discloses a plate processing soaking mechanism, and particularly relates to the technical field of plate processing, the plate processing soaking mechanism comprises a plurality of mutually parallel support plates fixedly mounted at the top of a soaking pool, a scraper is fixedly mounted on the opposite sides of every two adjacent support plates, a pair of lead-in rollers is rotatably mounted on the soaking pool corresponding to the plurality of pairs of scrapers, and a plurality of lead-in rollers are rotatably mounted on the lead-in rollers. Clamping assemblies are arranged at the positions, corresponding to the multiple pairs of guide-in rollers, of the two sides of the soaking pool, a first lifting assembly capable of moving up and down is slidably installed in the soaking pool, a second lifting assembly capable of reciprocating up and down is slidably installed in the soaking pool, and the first lifting assembly and the second lifting assembly are arranged in a staggered mode; a plurality of plates vertically clamped in the soaking pool by the clamping assemblies on the two sides of the soaking pool are driven by the second lifting assembly which reciprocates up and down to reciprocate up and down in the soaking pool, so that soaking liquid in the soaking pool uniformly permeates into all parts of the plates, and the uniformity of the plate soaking pool is improved.

The utility model relates to the field of recombined bamboo production, in particular to an automatic recombined bamboo gum dipping device. The utility model provides an automatic glue dipping device for recombined bamboo, which can repeatedly vibrate the recombined bamboo up and down, increase the flowability of an adhesive, accelerate the permeation of the adhesive, ensure the uniform distribution of the adhesive and improve the production efficiency of the recombined bamboo. An automatic recombined bamboo gum dipping device comprises an outer frame, fixing frames and the like, and the left fixing frame and the right fixing frame are connected to the front side and the rear side of the outer frame correspondingly. The glue dipping frame moves up and down, recombined bamboos are vibrated up and down repeatedly, and adhesives are shaken while the glue dipping frame moves, so that the recombined bamboos can be vibrated up and down repeatedly, the flowability of the adhesives can be improved, permeation of the adhesives is accelerated, uniform distribution of the adhesives is ensured, and the quality of the recombined bamboos is improved. And the production efficiency of the recombined bamboos is improved.

The present invention discloses a wood-based electrolyte, a preparation method and an application thereof. The preparation method of the wood-based electrolyte of the present invention comprises the following steps: 1) immersing wood in a sodium chlorite solution for delignification treatment to obtain delignified wood; 2) immersing the delignified wood in a dopamine solution for modification treatment to obtain modified wood; 3) immersing the modified wood in an electrolyte solution made of a reversible phase transition polymer and an inorganic salt and water to perform vacuum-assisted impregnation treatment to obtain a wood-based electrolyte. The wood-based electrolyte of the present invention has good ionic conductivity, sensitive temperature responsiveness and excellent flame retardancy, and its thermal response in the direction parallel to and perpendicular to the wood pores is anisotropic, and has broad application prospects in the fields of overheating self-protection supercapacitors, temperature sensing and fire warning.

The present invention provides a method for preparing photochromic transparent wood with high sensitivity to sunlight; we applied a new and simple synthesis method, which is based on removing light-absorbing lignin from natural wood. First, a sheet-shaped wood sample with uniform thickness is pretreated, and then the lignin is removed by treatment with sodium chlorite solution and glacial acetic acid. Then, it is ultrasonically treated with distilled water until neutral to obtain a wood sample with the lignin component removed; the sample is dehydrated by ultrasonic solvent replacement using absolute ethanol, isopropyl acetate, and propylene oxide to further obtain a dehydrated wood sample with the lignin component removed; then, we mix a sunlight-color-changing material (OP), prepolymerized methyl methacrylate (PMMA), and polyacrylic acid (PDESP) and directly incorporate them into the delignified wood, and finally cure and polymerize. The present invention has developed for the first time a photochromic transparent wood with high sensitivity to sunlight. The obtained reversible photochromic transparent wood can change from colorless to red rapidly under sunlight in only 1.5 seconds, and can change from red to colorless rapidly in the dark or under visible light in only 2 seconds.

The utility model discloses a soaking device for wheat straw for wheat straw paintings, belongs to the technical field of wheat straw paintings, and aims to solve the problems that in the prior art, in the absence of a stirring mechanism, soaking liquid can not immerse each part or local part of the wheat straw excessively, the effect is affected, and even if the stirring mechanism exists, the soaking liquid cannot immerse the wheat straw. And in the stirring process of the stirring blades, the wheat straws are possibly stirred to be shredded and scattered, and other undesirable phenomena are avoided. Comprising a soaking barrel, a sealing mechanism is mounted above the soaking barrel, a protective net rack is mounted in the soaking barrel, and uniform soaking mechanisms are jointly mounted inside and outside the soaking barrel. In the soaking process, personnel can start the motor to enable the transmission rod located in the middle of the soaking barrel and the stirring fan blades arranged on the periphery of the transmission rod to rotate, in the state, the rotation of the fan blades enables soaking liquid to flow in the box, the soaking liquid around wheat straw is continuously updated and more fully makes contact with the wheat straw, and therefore the soaking speed is increased.

The invention discloses a recombined plate continuous production line and a production method, and belongs to the technical field of recombined plate manufacturing. The recombined plate continuous production line adopts an L-shaped design and comprises a feeding device used for placing veneers and supplying materials to a defibering device; a defibering device used for defibering veneers, a gum dipping device used for conducting gum dipping on fiberized products and a gum discharging device used for discharging redundant gum liquid out of the gum dipping products are sequentially arranged in the horizontal direction of the feeding device; and a drying device, whole veneer equipment, a cutting and slicing device and a forming device are sequentially arranged in the vertical direction of the conveying device. The defibering device and the gum dipping device are connected through a conveying device, and the gum discharging device and the drying device are connected through a conveying device. A continuous and automatic production process is formed, the quality stability of the recombined plate is ensured through the integrated design, and the production efficiency is improved.

The utility model discloses a paint-free door soaking device, and relates to the technical field of paint-free door processing, the paint-free door soaking device comprises a soaking box, a liquid discharge pipe is arranged at the bottom end of one side of the soaking box, one end of the liquid discharge pipe penetrates through the bottom end of one side of the soaking box and extends into the soaking box, and a mounting plate is mounted above one side in the soaking box through a bearing; and side plates are mounted at the two ends of one side of the mounting plate. By utilizing the existence of the linkage plate, after the paint-free door is fixed between the clamping plates by utilizing the expansion and contraction of the second electric telescopic rod, the linkage plate can be driven to horizontally move by utilizing the driving of the servo motor, so that the paint-free door is overturned in the soaking box by utilizing the meshing of the linkage plate and the driven circular gear; and an electric heating net and a draught fan are arranged at the bottom end of the fixing plate, hot air flow is generated, in the soaking machining process of the device, one face of the paint-free door can be soaked, meanwhile, the other face of the paint-free door can be dried, and the working efficiency is improved.

The present invention provides a method for preparing a preform for a flame-retardant and smoke-suppressing bamboo fiber composite material. First, a flame retardant aqueous solution is prepared using low-polymerization degree ammonium polyphosphate and nano-magnesium hydroxide. Then, an integrated process of bamboo fiber flame-retardant modification and fiber preform molding is used to attach the flame retardant to the surface and interior of the bamboo fiber to prepare a preform for a flame-retardant and smoke-suppressing bamboo fiber composite material. The preparation of the flame retardant aqueous solution in the present invention allows the flame retardant to fully impregnate the pore structure of the bamboo fiber, giving full play to the flame retardant advantage of ammonium polyphosphate and the smoke suppression advantage of nano-magnesium hydroxide, while making up for the shortcomings of a single flame retardant. The preform obtained by the present invention is used to prepare a flame-retardant and smoke-suppressing bamboo fiber composite material, which is not only beneficial to improving the performance of the bamboo fiber composite material, but also effectively prevents the loss of the flame retardant, making up for the shortcomings of the bamboo fiber composite material in the field of flame retardancy, and meeting the safety requirements in application fields such as automobiles and furniture.

A cross-linked reinforced flame-retardant decorative panel and its preparation method are disclosed. The cross-linking reinforcement ensures both flame-retardant and adhesive properties. The preparation includes: impregnating wood veneer in a mixture of thiourea and ammonium polyphosphate under pressure; then impregnating it in an aqueous solution of trisodium methylglycine diacetate; then impregnating it successively in an aqueous solution of Fe(NO3)3 and KH560; drying to obtain a flame-retardant wood board; mixing a modified urea-formaldehyde resin adhesive with flour, applying the adhesive to the flame-retardant wood board to form an adhesive layer, covering the adhesive layer with decorative wood veneer, and pressing the board. Modified adhesive preparation: formaldehyde, xanthan gum, and OP-10 are mixed and stirred, the pH is adjusted to 7.7–8.2, the temperature is increased, and stirring continues; the first batch of urea is added, the temperature is increased, and stirring continues until the pH reaches 5.7–5.9, then the mixture is cooled; the remaining urea is added, and stirring continues, after cooling, the pH is adjusted to 7.7–8.2, and stirring is stopped.

An object of the present invention is to provide a method for making a recycled fiberboard fireproof, which is compatible with the evaluation of fireproof materials as defined in the Building Standards Act. [Solution] The method for making a recycled fiber board-like body fire-retardant according to the present disclosure comprises the steps of: immersing a recycled fiber board-like body produced by compression molding waste fiber material in a fire-retardant liquid; reducing the pressure of the recycled fiber board-like body immersed in the fire-retardant liquid in an airtight container and maintaining it at a first pressure lower than atmospheric pressure for a first hour, and then pressurizing and maintaining it at a second pressure higher than atmospheric pressure for a second hour, thereby performing pressurized injection; and coating with a finishing material made of a fire-retardant material.

The invention relates to the technical field of bamboo board production, in particular to a production process and application of a large-size bamboo board. Treating raw materials; performing drying; finish planing; selecting bamboos; keeping constant temperature; primary plate pressing is conducted, specifically, the bamboo chips of the same type are overlapped and glued, and then the bamboo chips are pressed into plate blanks with the size meeting the requirement through a pressing machine; performing maintenance; soaking: soaking the fabric into an anti-ultraviolet resin liquid at the temperature of 45-60 DEG C, and carrying out ultrasonic vibration treatment for 20-30 minutes at the frequency of 20-40 kHz; four-side planing: after the resin liquid is cured, planing the plate blank to enable the thickness of the plate blank to be 2cm; the surface material, the middle material and the bottom material which are subjected to primary plate pressing are overlapped and glued, and then a finished product plate with the size meeting the requirement is formed through pressing by a pressing machine; the bamboo board prepared through the technology has the advantages of being large in size, good in forming, environmentally friendly, low in cost, resistant to skid, long in service life and high in bearing capacity.

The application relates to the technical field of concrete materials, and discloses a method for preparing a new super high performance concrete material by using special fibers, which comprises the following method steps: S1, raw material preparation: preparing wood ash, special fibers, cement, mineral admixtures, fine aggregates, coarse aggregates, a water reducing agent and water; S2, raw material pretreatment: grinding the wood ash to perform refinement treatment; S3, mixing and stirring: adding the cement, the mineral admixtures, the fine aggregates and the coarse aggregates into a stirrer, adding the treated wood ash and the special fibers after dry mixing for a certain time, continuously stirring until uniform, and then adding the water and the water reducing agent to continuously stir; and S4, forming and curing: pouring the stirred concrete into a mold. Through a specific preparation process, the cement, the mineral admixtures and the specially treated wood ash are used in a synergistic manner to provide high compressive strength and flexural strength for the concrete, so that the concrete has good performance.

The present invention provides a method for preparing a high-performance hydrophobic and heat-insulating lightweight porous bamboo fiber material. The method is as follows: First, bamboo waste is dissociated to prepare parenchyma cells and bamboo fibers. A part of the parenchyma cells is prepared into nanocellulose by mechanical enzymolysis, and a part of the parenchyma cells is prepared into smaller-sized parenchyma cell fragments by pulverization. Then, a mixed solution of silica aerogel / ethanol / distilled water is prepared, and the nanocellulose and parenchyma cell fragments, together with partially de-chemically-composed bamboo fibers, are poured into the mixed solution, and vacuum impregnation is carried out. Finally, the material is poured into a mold to fix its shape. After the ethanol volatilizes, high-temperature rapid thermoforming is carried out to produce the hydrophobic and heat-insulating lightweight porous bamboo fiber material. The present invention prepares a bamboo fiber porous material with high strength, good heat-insulating performance, low humidity sensitivity, environmental friendliness and low cost through innovative technologies, which is of great significance for promoting the application of green packaging, building materials and the development of the bamboo industry.

This utility model relates to the technical field of furniture processing, and in particular to a board soaking device for furniture processing. By setting up this device, it can ensure that each board can be evenly contacted with the solution, and can guarantee the concentration of the soaking solution, thereby improving the soaking effect. It includes a soaking tank, a wire mesh frame, multiple sets of wire mesh partitions, multiple sets of adjusting blocks, multiple sets of bolts, a lifting device, a pressing device, and a stirring device. The bottom of the soaking tank is provided with four sets of support legs. The multiple sets of wire mesh partitions are movable within the wire mesh frame. The front end of the wire mesh frame is provided with an elongated hole. The multiple sets of adjusting blocks are respectively installed at the front end of the multiple sets of wire mesh partitions and slide within the elongated hole of the wire mesh frame. The top and bottom of the multiple sets of adjusting blocks are provided with threaded holes. The multiple sets of bolts are threadedly connected to the threaded holes of the multiple sets of adjusting blocks and are engaged with the wire mesh frame. The lifting device is installed at the rear end of the soaking tank and is connected to the wire mesh frame. The stirring device is installed in the lower part of the soaking tank.

The utility model discloses a bamboo material dipping device, which belongs to the technical field of bamboo material processing, and comprises a dipping box body, the upper surface of the dipping box body is provided with an opening I, the side surface of the dipping box body is fixedly provided with a motor, the end part of an output shaft of the motor is fixedly provided with a cam, and the dipping box body is internally provided with a mounting frame; a motor drives a cam to rotate and is used in cooperation with a pushing plate, a sliding column and a first spring, so that a mounting frame can horizontally move front and back, and the mounting frame can horizontally move left and right while horizontally moving front and back through cooperative use of a supporting roller and an inclined sliding way on a supporting plate; the material containing frame can be driven to move back and forth in a reciprocating mode and move left and right in a reciprocating mode, then the bamboo materials in the material containing frame can be vibrated, the bamboo materials are prevented from being stacked together, it is guaranteed that the impregnation uniformity of the bamboo materials is good, and the problem that the internal and external impregnation effects of the bamboo materials stacked together are unbalanced is solved.

The invention discloses an anti-cracking and mildew-proof composite bamboo cutting board and a manufacturing method thereof, and belongs to the technical field of bamboo cutting board manufacturing, the bamboo cutting board comprises a cutting board body formed by alternately attaching and arranging white bamboo blocks and black bamboo blocks, and bamboo fibers prepared from bamboo processing waste are mixed in bamboo glue; the bamboo fibers are prepared by processing leftover materials generated in the procedures of cutting, carbonizing and cooking bamboo blocks and bamboo green / tabasheer planing waste materials; the chopping board body is provided with a deep nourishing protective layer and a surface compact protective layer. The manufacturing method comprises the steps of raw material pretreatment, composite forming, mould-proof and anti-cracking strengthening treatment and later processing. In the raw material pretreatment process, bamboo fibers are prepared through the steps that bamboo green / tabasheer planing waste is subjected to hot water extraction to prepare bamboo green antibacterial liquid; the leftover materials are crushed and dried and then soaked with a mixed solution of a silane coupling agent solution and a bamboo green antibacterial solution, and antibacterial modification is achieved; and after airing, soaking with an epsilon-polylysine solution to realize antibacterial enhancement. According to the invention, waste reutilization and efficient and lasting mildew-proof and anti-cracking performance are realized.

Methods and systems for self-flowing treatment of wood, bamboo or other porous materials do not require external pressure or complicated equipment. Treatment liquid flows through these porous materials through use of capillary action, the use of absorbent sheets, and differences in pressure. The treatment solution is more evenly dispersed throughout the materials.

The present invention provides a dyeing method for improving the color fastness of wood and its application, the dyeing method comprises the following steps: step 1, bleaching the wood veneer, pickling and washing to obtain a bleached veneer A; step 2, immersing the bleached veneer A in an aqueous solution of a nitroxide free radical compound having a mass percentage of 0.1-5wt%, immersing at 30-50°C for 8-10h, and obtaining a pretreated veneer B; step 3, adding the pretreated veneer B to an acidic dyeing solution, dyeing at 40-45°C, dyeing at 92-95°C for 5-6h, cooling to room temperature, washing, and drying to obtain a dyed veneer C; step 4, immersing the dyed veneer C in an aqueous solution of a nitroxide free radical compound having a mass percentage of 0.05-2wt%, immersing at room temperature for 30-50min, and obtaining a high-fastness dyed veneer; the present invention also provides an application of a dyeing method for improving the color fastness of wood in the preparation of a high-fastness wood veneer. The present invention has the beneficial effects of not destroying the wood structure and significantly improving the color fastness of wood.

The present disclosure discloses a method for preparing an anti-mold and odor-removing oriented strand board (OSB). The anti-mold and odor-removing OSB includes a biologically active substance. The method includes preparing the biologically active substance, preparing a molecular nest carrier, loading the molecular nest carrier with the biologically active substance, preparing a functional impregnating agent, and impregnating a OSB with the functional impregnating agent. Preparing the molecular nest carrier includes first-time modifying zeolite powder, second-time modifying zeolite powder, modifying β-cyclodextrin, mixing, and cross-linking. The anti-mold and odor-removing OSB prepared by the present disclosure exhibits excellent antibacterial, anti-mold and odor-removing performance, high mechanical strength, and superior aging resistance.

The utility model discloses a soaking device for wood preservative treatment, which comprises a soaking box, a support is fixedly connected to the soaking box, a driven gear is rotatably connected to the upper end of the support, a rectangular sleeve is fixedly connected to the driven gear through a short rod, a rectangular plate is slidably connected to the interior of the rectangular sleeve, and the rectangular plate is fixedly connected to the lower end of the support. A worm is fixedly connected to the lower end of the rectangular plate, a soaking plate is slidably connected into the soaking box, and a worm gear is rotatably connected to the side wall of the soaking plate. The wood cutting device is reasonable in structure, a driving gear is used for driving a driven gear to rotate, the driven gear drives a rectangular sleeve to rotate through a short rod, the rectangular sleeve rotates to enable a rectangular plate to rotate, then a worm drives a worm gear to rotate, and wood fixed to a fixing plate is rotated; the wood in the soaking box is not only fully soaked by the preservative solution, but also can absorb the preservative solution more uniformly through rotation. And dead angles in preservative treatment can be reduced, and the overall preservative effect of the wood is improved.

The application discloses a preparation method of a self-adhesive biomass composite material, and relates to a preparation method of a biomass composite material.The application aims at solving the problems of low gluing strength and poor water resistance of existing glue-free gluing technology.The preparation method comprises the following steps of:preparing a self-adhesive material; and hot pressing.The application is used for the preparation of the self-adhesive biomass composite material.

To provide a method for preparing an antimold and deodorant OSB laminated sheet good in antibacterial antimold and deodorant capacity, high in mechanical capacity and excellent in antiaging capacity.SOLUTION: The preparation method of the OSB laminate comprises a step of preparing a molecular sieve carrier, wherein the step of preparing the molecular sieve carrier comprises a step of mixing and cross-linking a primary modified zeolite powder, a secondary modified sub-zeolite powder and a modified beta-cyclodextrin, wherein the cross-linking is carried out by adding an acetic acid to chitosane, stirring uniformly, then adding a primary molecular sieve, stirring, raising the temperature to 66 to 68 °C., adding a glutaraldehyde and carrying out ultrasonic treatment, and after the ultrasonic treatment is completed, carrying out ultrasonic treatment at 66 to 68 °C. for 1.9 to 2. 2h stirring, and after the stirring is completed, cooling and washing followed by vacuum freeze drying, wherein the freezing temperature is - 47 to - 42 °C.; The freezing time is 18 to 23h, and the vacuum degree is 30 to 35Pa to prepare a molecular nest carrier. It has good antibacterial and antifungal and deodorant properties, high mechanical properties and excellent anti-aging properties.SELECTED DRAWING: None

The invention relates to a double synergistic modification method and device for regenerated wood, and belongs to the technical field of wood modification. The method comprises the following steps: carrying out vacuum impregnation treatment on wood in MUF resin modified liquid, carrying out heating curing treatment, carrying out vacuum impregnation treatment on the wood in liquid paraffin modified liquid, and then carrying out heating curing treatment to obtain the dual modified wood. Tests show that compared with unmodified wood, the tensile strength of the double-modified wood is improved by 31.27%, the 24-hour water absorption rate is reduced to 43.9%, the loss rate of the modifier is controlled to be 3.1% or below, and the water repellency rate is improved by 65%. The technical bottlenecks of weak interface bonding force and non-uniform permeation of the traditional modified wood are solved in a breakthrough manner, the modified wood is particularly suitable for structure enhancement treatment of fast-growing cedarwood, poplar and regenerated wood, and an efficient and environment-friendly modification solution is provided for green building wood components and historic building repair materials; and an innovative solution is provided for promoting efficient utilization of wood resources and development of green buildings.

A bamboo material soaking device comprises a soaking unit, a temporary storage unit and a hopper. The soaking unit comprises a soaking pool, a water leakage opening is formed in the bottom end of the soaking pool, and a valve is arranged at the lower end of the water leakage opening. The temporary storage unit is arranged on one side of the soaking unit and comprises a temporary storage groove fixed to one side face of the soaking pool, and a water leakage opening is formed in the bottom end of the temporary storage groove. The number of the hoppers is multiple, the hoppers are arranged in the soaking pool in an array mode in the vertical direction when bamboo materials are soaked, each hopper comprises a discharging plate, a plurality of thick holes are formed in each discharging plate, the periphery of each discharging plate extends upwards to form a concentric-square-shaped blocking plate, and second hanging holes are formed in the four corners of the inner side of each concentric-square-shaped blocking plate respectively. According to the bamboo material soaking device, the contact area of bamboo materials and soaking liquid can be increased, and the working environment is prevented from being polluted.