33results about How to "Strong bond fastness" patented technology

The invention relates to a high temperature resistant inorganic binder for water-based paint and a preparation method thereof. The invention is characterized in that the binder is prepared from the following raw materials: 10-80 wt% of solid aluminium dihydrogen phosphate, 10-80 wt% of quartz powder, 5-30 wt% of borax glass powder, 5-30 wt% of titanium sol, 10-80 wt% of nano-sized zirconium sol and 10-80 wt% of aluminum sol. The preparation method comprises the following steps: 1. mixing 1.10-80 wt% of solid aluminum dihydrogen phosphate, 10-80 wt% of quartz powder and 5-30 wt% of boron glasspowder, and pulverizing by airflow to obtain nanoscale mixed powder; 2. uniformly stirring 2.5-30 wt% of titanium sol, 10-80 wt% of nano-sized zirconium sol and 10-80 wt% of aluminum sol, and uniformly stirring to obtain a mixed liquid material; 3. adding the mixed powders according to the mass ratio of 1: 1-6 into the mixed liquid material, controlling temperature to 40-110 DEG C, adding while stirring, and uniformly mixing. The invention has the following beneficial effects: 1. good high temperature resistance; 2. good thermal shock resistance; 3. strong bonding fastness; 4. simple application; and 5. the preparation method is simple and easy to operate.

The invention discloses a phase change heat storage type electric heating floor. The phase change heat storage type electric heating floor comprises a floor main body and an electric heating assembly. Socket positions which are connected with the adjacent electric heating floor portions during usage are formed on the periphery of the floor. The phase change heat storage type electric heating floor is characterized by also comprising a flat phase change unit; the floor main body comprises a panel component and a base plate; the corresponding positions of the panel component and the base plate in the vertical direction are bonded and fixed together to form the floor main body, wherein the inside of the floor main body comprises the first installation space; the electric heating assembly comprises an electric heating piece, a transmission unit and connection sockets which are located at the front end and the rear end of the electric heating piece respectively and used for performing electrical connection externally; the electric heating piece and the phase change unit are fixedly arranged in the first installation space of the floor main body; the panel component, the electric heating piece, the phase change unit and the base plate are arranged in turn from top to bottom and are in close contact with each other in turn in the vertical direction.

The invention relates to the technical field of decorative facing materials, and discloses a polypropylene decorative film for furniture surface facing. The polypropylene decorative film consists of a polypropylene base film layer, a printing layer, a coating layer and a back gum layer, and the polypropylene base film layer is a sheet-shaped base film formed by mixing and melting polypropylene resin, light calcium carbonate, nano titanium dioxide, color master batch, polyurethane, polyethylene wax and the like and then extruding the mixture. According to the polypropylene decorative film for furniture surface facing, polymerization and cross-linking between low-molecular prepolymers or oligomers and active monomers in a photocureable coating are initiated through the energy of ultraviolet light to obtain a cured paint film, the paint film is high in adhesive force, the hardness can reach 1H, and due to the compact surface structure, the paint film is good in scratch resistance and pollution resistance; and a back gum has good compatibility with polypropylene, is non-toxic, does not absorb water, and has hot melting viscosity, and the formed back gum layer can promote the bonding strength when the back gum layer is attached to a base material plate, has good fluidity at high temperature, and has good water resistance, acid and alkali resistance and weather resistance.

The invention discloses an environmentally-friendly organic inorganic hybridized paint and preparation method and application thereof. The preparation method includes that acrylosilane microemulsion is taken as binder, 2-35 parts of acrylosilane microemulsion containing hydroxyl is dissolved into 10-80 parts of alcohols solvent, 1-15 parts of tetraethoxysilane, 2-30 parts of organosiloxane and 0.5-10 parts of basic catalyst are added, hydrolysis and polycondensation are carried out in organic polymer emulsion to form hydrophobic inorganic network, so as to obtain organic inorganic hybridized acrylosilane paint. The paint is coated on the surface of water poly(methyl) acrylic ester primer and is dried, thus obtaining the organic inorganic hybridized super-hydrophobic coating with favourable mechanic performances. The adhesive force of the super-hydrophobic coating can achieve 1-2 level, water static contact angle is more than 150 degrees, and rolling angle is less than 10 degrees. The invention is simple in technology, available in raw materials and low in cost and overcomes the defects of the existing preparation technology and the disadvantage of poor mechanical performances of the super-hydrophobic coating.

The invention relates to a wood compounded material, comprising by weight 20-40% of Manila sand slurry, 20-40% of wood slurry, 20-40% of chemical fiber which is vinylon and 3-10% of bonding fibre which is water miscible PVA. The production technology of the wood compounded material contains 1) beating by beater, 2) joining 1-% of PEO in drainer, 3) drying that original paper is formed by drying in dryer after forming in oblique graticule forming container, 4) coating by coater two times after loosening and it is cut into finish product by splitting machine. There are the merits that it is provided with adjacent crossbar strength ratio so as to solve the problem of wood strobilation and certain air permeability.

The invention relates to the technical field of leather finishing, and provides a finishing method for improving the washing resistance and cold resistance of the leather coating. Softening→stretching→middle coating→ironing→top coating→ironing→standing→softening→oscillating and softening→ironing; the main material of the finishing agent in the pretreatment and finishing process of the raw leather is aromatic polyurethane copolymer The main material of the finishing agent of the primer is polyurethane copolymer and polyacrylate copolymer containing active groups, and the main material of the finishing agent of the middle coating is the same as the main material of the finishing agent of the primer; the The main material of the finishing agent for the top coating is a polyurethane copolymer; the present invention selects the finishing materials according to the specific requirements of the leather coating's resistance to water washing and cold tortuousness, and rationally matches the design of the finishing process, so as to effectively solve the problems of poor water-washing resistance and poor cold and tortuous resistance of the leather coating. disadvantages.

The invention discloses a self-heating assembly, which is characterized by being a waterproof electric heating assembly. The self-heating assembly comprises an electric heating piece, a transmission unit and two mounting seats respectively located on the front and rear ends of the electric heating piece. The front end and the rear end of the electric heating piece are respectively provided with a flaked sealed waterproof electric heating device of an electrode. A fire wire unit of the transmission unit is penetrated by a first penetrating connector thereof and electrically connected to one electrode of the electric heating piece, and a zero wire unit is penetrated by a second penetrating connector thereof and electrically connected to the other electrode of the electric heating piece. Two mounting seats are divided into a front side mounting seat and a rear side mounting seat according to the different locations. Each mounting seat comprises a lower mounting seat located beneath and a cover plate inserted into the lower mounting seat from top to bottom. A part where components of the transmission unit are electrically connected to each other and a part where the transmission unit is electrically connected with the electric heating piece in a penetrating way are respectively arranged in the corresponding mounting seat hermetically.

The invention discloses a preparation process of a fluffy, warm, mildew-proof down quilt. The filled down fibers are first pretreated to remove impurities and dust on the down, and then the down fibers are modified to introduce bactericidal and antibacterial active N+ into the down quilt. In the down fiber, the pre-modified down fiber is mixed with metal ions, and the phenolic and alcoholic hydroxyl groups on the pre-modified down fiber can be combined with Ni 2+ and Fe 3+ Complexation further improves the antibacterial and antifungal performance of down fiber. In addition, Ni 2+ and Fe 3+ It has better far-infrared radiation ability, and it is introduced into the down fiber, thereby improving the warmth retention of down, Ni 2+ and Fe 3+ Introduced into the down fiber to generate electrostatic effect, which can improve the bulkiness of down; this process is scientific and reasonable, and improves the defect that the existing down fiber is not mildew-proof, and after repeated washing, it still has good anti-bacteria and anti-mold properties. The prepared duvet has good washability.

The invention provides water-based ink emulsion resin and a preparation method thereof. Through a special optimized emulsification scheme and process control, the emulsion polymerization process is stable and controllable, no filter residues are left after a reaction, and problem in polymerization stability of emulsions with high acrylonitrile monomer contents are solved. An emulsion obtained in the invention is fine in particle size and narrow in particle size distribution, which is beneficial for the preparation of subsequent intaglio printing water-based ink; the emulsion has very strong bonding fastness to an ASA / ASA composite system, and the peeling strength of a blank film sample can be improved to two times or more; and the emulsion has good adhesion to a PVC / PVC composite system, and the peel strength of the blank film sample can be improved to a level close to 2 times;. The fine-particle-size emulsion resin of the invention is expected to be applied to preparation of intaglioprinting water-based ink for ASA plastic films or PVC furniture films.

The invention discloses a spontaneous heating floor, which is characterized by comprising a panel, a soleplate and a spontaneous heating component. The heating body of the spontaneous heating component is an electric heating plate. The panel is adhered on the soleplate from above to form a main floor body with an inner cavity. The electric heating plate of the spontaneous heating component is arranged in the inner cavity of the main floor body. Power supply plug connectors belonging to the spontaneous heating components are arranged on the front and back sides of the main floor body. The power supply plug connectors are reliably limited and fixed in the main floor body and are capable of realizing electric connection and current transmission with an adjacent spontaneous heating floor at an insertion hole position exposed outwards from the power supply plug connectors and provided with copper inserting pins by means of a corresponding electric connecting component; and in the invention, the spontaneous heating floor is installed simply and conveniently, and a technical guarantee for safe and reliable application, high heat efficiency and durable structure is provided.

The invention discloses a shaping corset and a production process thereof, and belongs to the technical field of underwear production, and the production process comprises the following steps: material selection: selecting materials for making the corset; selecting waist seal processing machinery equipment, wherein the waist seal processing machinery equipment comprises a specific gluing machine, a mould pressing reinforcing machine and a tension detection device; a processing flow: carrying out inspection and shrinkage processing on the waist sealing material; pattern design, wherein raw materials used by the waist seal are cut according to the proportion of the waist seal; gluing: gluing and coating glue on the back surface of the cloth, pressing the cloth into a specified shape by using a mould pressing reinforcing machine, then installing the reinforcing rib positioning sheet between the inner side sheet and the outer side sheet, combining the inner side sheet and the outer side sheet, and then carrying out mould pressing reinforcing, the mould pressing temperature is 95-105 DEG C, and the mould pressing time is 35-45 seconds. The garment is seamlessly attached, more comfortable to wear and more close-fitting; the silica gel material is environment-friendly, harmless, high in fitting fastness and washable; gluing is conducted in a silica gel operation mode, seamless fitting design is achieved, and the appearance is simpler.

The invention provides a water-based ink emulsion resin and a preparation method thereof. Through a specially optimized emulsification scheme and process control, the emulsion polymerization process of the invention is stable and controllable, and there is no filter residue after the reaction, which solves the problem of high acrylonitrile monomer content. The problem of emulsion polymerization stability, the particle size of the emulsion of the present invention is fine, and the particle size distribution is very narrow, which is beneficial to the configuration of the subsequent gravure printing water-based ink, the emulsion has strong adhesion fastness to the ASA / ASA composite system, and the blank film sample The peel strength of the film is increased to more than 2 times, and the PVC / PVC composite system also has good adhesion performance, and the peel strength of the blank film sample can be raised to nearly 2 times. The fine particle size emulsion resin of the present invention is expected to be applied to ASA Preparation of water-based ink for gravure printing on plastic film or PVC furniture film.

The invention discloses a self-heating type floor decoration brick, and is characterized by comprising a floor tile panel, a floor tile lower seat and a self-heating assembly. A heating unit of the self-heating assembly is an electric heating piece. The floor tile is stuck and fixed above the floor tile lower seat to form a floor tile main body provided with an inner cavity. The electric heating piece of the self-heating assembly is arranged in the inner cavity of the floor tile main body. Power supply plug connectors of the self-heating assembly are arranged on the front side and the back side of the floor tile main body. The power supply plug connectors are reliably limited and fixed in the floor tile main body and can be used for electric connection with an adjacent electric heating floor tile and transmission of current by externally protruded spliced eye positions provided with copper contain pins through corresponding electric connection assemblies, so that the electric heating floor tile has the advantages of being simple and convenient to install, safe and reliable to use, higher in heat efficiency, durability and structurally providing technical supports.

The invention relates to glue for producing a phenolic compact laminate plate and a phenolic compact laminate plate production method using the same. The glue comprises an agent A and an agent B. The agent A comprises 900-1100 parts of formaldehyde, 1500-1800 parts of phenol, 1800-2000 parts of epichlorohydrin, 90-110 parts of a coupling agent, 130-170 parts of diethylene glycol, and 25 -35 parts of tert-butyl peroxybenzoate. The glue has the advantages of good flexibility, anti-freezing stability, bonding fastness and short compression cycle.