44results about How to "Good adhesion" patented technology

Ultrasonically bonded laminated absorbent products comprising a liquid permeable top sheet, a liquid impermeable back sheet, an absorbent core positioned between the liquid permeable top sheet and the liquid impermeable back sheet, and an adhesive composition are disclosed. The laminated structure further comprising an embossed pattern stamped onto the liquid permeable top sheet, the liquid impermeable back sheet, the absorbent core, or any combination thereof. The adhesive composition comprises a mixture of atactic and isotactic polymers such that it has melt and flow characteristics similar to those of the topsheet and backsheet.

An active energy ray (e.g. UV rays)-curable organopolysiloxane resin composition comprises (A) 100 parts by weight of an organopolysiloxane resin containing epoxy groups and aromatic hydrocarbon groups, (B) 0.05 to 20 parts by weight of a photo acid generator, (C) 0.01 to 20 parts by weight of a photosensitizer or photo-radical generator, and (D) 0 to 5,000 parts by weight of an organic solvent. An optical transmission component made of the above-mentioned composition cured by irradiation with active energy rays (for example, UV rays). A method for manufacturing an optical transmission component by irradiating the above-mentioned composition with active energy rays (for example, UV rays).

The invention relates to a vinyl acetate-ethylene copolymer emulsion as an electrostatic spinning adhesive and a synthesis method thereof. Organic peroxides and zinc formaldehyde sulfate are taken as an initiator; vinyl acetate, ethylene, acrylic ester monomers and cross-linking monomer N-hydroxymethyl acrylamide are taken as comonomers; a nonionic emulsifier, and the synthetic emulsion and the protective colloid of an amphoteric emulsifier are matched to be taken as an emulsification system; and the copolymer emulsion is prepared through emulsion polymerization. Compared with the VAE (vinyl acetate-ethylene) emulsion prepared by the conventional preparation method, the product in the invention has the advantages of good water resistance, strong adhesion on low-surface-energy materials (polyethylene, polypropylene and the like), fine grain and the like. The vinyl acetate-ethylene copolymer emulsion is suitable for being as the adhesive to be applied to the field of the electrostatic spinning in textile industry and the fields of waterproofing and packaging.

A full-automatic patch pocket machine comprises a frame, a nose, a sewing former mechanism, a feeding mechanism and a collecting mechanism. The feeding mechanism comprises a pressing device, a feeding and supporting device and a feeding cylinder; the feeding and supporting device is fixed to the side of the frame; the pressing device is disposed over the feeding and supporting device; the feeding cylinder is disposed at the bottom of the supporting device and connected with the pressing device. A supporting block is disposed at the tail of the nose. Y-directional guide rails are disposed at the bottoms of supporting plates on two sides of the supporting block. A fly-rack is disposed under the supporting block. An X-directional guide rail is disposed at the front end of the fly-rack. A moving plate fitting the X-directional guide rail is disposed at the front end of the fly-rack. The sewing former mechanism is disposed on the moving plate and comprises an inner pressing plate and an outer pressing frame. The full-automatic patch pocket machine has the advantages such as reasonable structure, compact structure, operational convenience, running stability, convenience in maintenance and adjustment, low manufacturing cost and high efficiency.

The invention discloses an anticorrosive treatment method based on a flange and an anticorrosive sealing structure and mainly aims at solving the problems of poor durability and stability and the like of flange anticorrosive treatment in the prior art. According to the anticorrosive treatment method based on the flange, three unit structures (an anticorrosive sealant, an anticorrosive adhesive tape and an outer protecting band) are organically integrated to form an anticorrosive structure; the anticorrosive sealant is adopted to seal a center joint of the flange, and is never cured and does not flow at high temperatures; on the basis of the anticorrosive sealant, the anticorrosive adhesive tape is wound around a disc surface of the flange with the center joint filled with the anticorrosive sealant by at least one turn, and has excellent adhesion and leakproofness to a steel surface and thus is capable of thoroughly preventing water vapor permeation; subsequently, the outer protecting band is wound around a surface of the anticorrosive adhesive tape to protect the anticorrosive sealant and the anticorrosive adhesive tape, and therefore, an anticorrosive sealing effect is effective guaranteed on one hand, and on the other hand, the firmness and durability of the anticorrosive sealing structure is guaranteed.

A snorkel clip made up of two substantially rigid elements, which are designed to wrap at least half way around a snorkel tube, overmolded with a substantially flexible element to create a simple, aesthetically pleasing device. The snorkel clip also includes a hinge region created as part of the substantially flexible element. This hinge region allows the snorkel clip to flex or bend so that one of the rigid elements may be disengaged and pulled away from the riser tube of the snorkel, so that a mask strap may be attached to and removed from the snorkel, while the other rigid element remains attached to the riser tube in a generally secure manner. The substantially flexible portion may also include several cut out sections to provide visual and tactile access to portions of the substantially rigid elements for utility and aesthetic design.

The invention relates to a thermoplastic resin adhesive film and application thereof. The adhesive film comprises symmetrical polyphenylene ether molecules, is not sticky and has low dielectric constant and dielectric loss, and a high-frequency multilayer printed circuit board prepared by the adhesive film has high glass transition temperature, excellent heat resistance and flame resistance and an environmental protection function. The adhesive film serves as a thermally conductive and insulating layer of the high-frequency printed circuit board, so that the printed circuit board has the advantages of high thermal conductivity, quick signal transmission, low loss and the like.

The invention relates to a surface treatment method of a car part of inert material. The surface treatment method comprises the following steps of: firstly, putting a working piece in a closed hollow cavity so that the surface of the working piece to be processed is fully exposed in the hollow cavity; then, pumping air in the hollow cavity; injecting fluorinated gases in the hollow cavity so that the fluorinated volume of the gases in the hollow cavity is 10-20 percent; keeping gas pressure in the hollow cavity as 380-420 mbar so that molecular replacement is carried out between fluorine atoms in the gases and fluorine atoms on the surface of the working piece, and C-F keys are formed on the surface of the working piece; and finally, removing residual fluorinated gases in the hollow cavity and taking out the working piece from the hollow cavity. After the working piece is processed, the surface adhesion is improved, and the surface wettability of the working piece is improved by a coating. Because the C-F keys have high key energy, the working piece has excellent heat stability and chemical inertia and good anti-leakage performance. The invention does not damage the working piece material by even treatment and has high qualified product rate, high production efficiency and low production cost.

The invention discloses a protective coating applied to the surface of a solar panel bracket. The protective coating applied to the surface of the solar panel bracket is prepared from the following raw materials in parts by weight: 20 to 30 parts of thermosetting fluorocarbon resin, 13 to 18 parts of glycerin alkyd resin, 17 to 26 parts of acrylic resin, 15 to 25 parts of modified epoxy resin, 6 to 13 parts of modified sepiolite, 2 to 4 parts of nano-titania, 1 to 3 parts of petroleum sodium sulphonate, 2 to 5 parts of modified mica powder, 0.3 to 0.8 part of multi-walled carbon nano-tubes, 1to 2 parts of an antioxidant, 2 to 4 parts of a light stabilizer and 30 to 50 parts of a solvent. According to the protective coating applied to the surface of the solar panel bracket provided by theinvention, the prepared coating has good adhesion force, strong acid resistance and alkaline resistance, and excellent anti-aging performance by controlling the types and the proportions of the raw materials.

The invention specifically relates to a preparation method for a high-impact-resistance high-flowability ABS resin, belonging to the technical field of high-molecular materials. The preparation methodcomprises the following steps: preparing ABS resin with high impact strength by using a DOW continuous bulk polymerization process, adding bulk ABS resin, SAN resin, a plasticizer, a lubricant and acompatibilizer in a certain mass ratio into a mixer for thorough mixing so as to obtain a mixed material; and then feeding the obtained mixed material into a twin-screw extruder for mixing, extruding,drawing, cooling and pelletizing so as to obtain the high-impact-resistance high-flowability ABS resin. The ABS resin prepared in the invention has superior impact performance; at the same time, thecompatibilizer is added during blending, so the compatibility between the ABS resin and the SAN resin is improved, the adhesion between the two polymers is increased, and a more stable structure is formed.

The invention discloses a polyurethane structural adhesive used for bonding an automobile spoiler and a preparation method and application of the polyurethane structural adhesive used for bonding theautomobile spoiler. The polyurethane structural adhesive comprises raw materials of a first component and a second component in a feed mass ratio of 1: (0.75 to 1.5), wherein the second component comprises polyisocyanate; the first component comprises polyether polyol having the number average molecular weight from 2000 to 4000 and being more than difunctionality, polyether polyol having the number average molecular weight from 300 to 500 and being more than tri-functionality, polyether polyol having the number average molecular weight from 90 to 400 and castor oil in a feed mass ratio of (7 to 33): (0.6 to 5): 1 to (2 to 13); the preparation of the polyurethane structural adhesive used for bonding the automobile spoiler comprises the following steps: respectively mixing various componentsin the first component and the second component through a physical mixing method and then blending to obtain the polyurethane structural adhesive; the application of the polyurethane structural adhesive used for bonding the automobile spoiler is that the first component and the second component of the polyurethane structural adhesive are separately sprayed on the bonding part of the spoiler on anautomobile, and the automobile spoiler is bonded to realize bonding; and by adopting the polyurethane structural adhesive used for bonding the automobile spoiler, all performances in various aspectsat room temperature and high and low temperature are excellent.

The invention relates to a self-disinfection intelligent pet excrement collector system, which comprises a box, a control processor, an isolation mesh layer and a disinfection module. One side of thebox is provided with an access port covered by an electric door, and the electric door is connected with the control processor. The isolation mesh layer is made of hard meshes and horizontally arranged in the box and comprises a pressure sensor connected with the control processor. The pressure sensor detects pressure applied to the isolation mesh layer, converts the pressure into pressure valuesand outputs the pressure values to the control processor, and the pressure sensor continuously detects and outputs the pressure values to the control processor. The disinfection module comprises an ultraviolet disinfection unit which is connected with the control processor.

The invention discloses a simulated aircraft self-adhered skin emergency door which is prepared from the following raw materials in percentage by weight: 50-66% of polyether, 0.30-0.40% of A-33, 0.02-0.06% of A-1, 0.4-0.8% of silicone oil, 4-8% of a foaming agent, 4-8% of ethylene glycol and 20-40% of modified MDI, totaling 100%. The framework and self-adhered skin of the simulated aircraft self-adhered skin emergency door disclosed by the invention are processed at a time, and the two are firmly adhered. The self-adhered skin belongs to one kind of polyurethane, has excellent wear resistanceand rebound resilience, avoids the problems of crack, deformation and the like during repeated use, and is high in corrosion resistance and oxidation resistance, long in service life, light in weightand low in production cost.