15 results about "Antistatic agent" patented technology

The utility model belongs to the technical field of aluminum coil processing, particularly relates to a color-coated aluminum coil with dual functions of static resistance and corrosion resistance, and provides the following scheme aiming at the problem that the conventional color-coated aluminum coil is difficult to have good static resistance and corrosion resistance at the same time: the color-coated aluminum coil comprises an aluminum alloy body, a surface layer is adhered to the upper portion of the aluminum alloy body, and a pretreatment layer is adhered to the position, located at the bottom of the surface layer, of the top of the aluminum alloy body. According to the anti-static aluminum alloy coating, through the anti-static layer, the surface resistance of the coating can be effectively reduced, accumulated static electricity can be quickly conducted and removed, and harm caused by the static electricity is avoided; according to the aluminum coil, the corrosion medium is effectively prevented from making contact with the aluminum alloy matrix, the aluminum coil is prevented from being corroded, the anti-static capacity of the aluminum coil is further enhanced, and the breathable layer effectively discharges gas and moisture generated in the coating due to temperature change, the curing process and the like, so that the overall stability and durability of the coating are improved.

This utility model belongs to the field of anti-slip pedal manufacturing technology, and particularly relates to a die device for the extrusion of antistatic HDPE anti-slip pedals, comprising a die body and a secondary cavity. The die body is fixedly mounted on a die base, and a receiving groove is provided inside the die body; the secondary cavity is disposed within the die body, and a gap exists between the inner wall of the receiving groove and the outer wall of the secondary cavity to form a molding cavity for molding the pedal; the inner wall of the receiving groove and the outer wall of the secondary cavity are coated with an anti-adhesion coating. The anti-adhesion coating of this utility model can prevent the molded pedal from sticking to the die body and the secondary cavity, providing a good demolding effect, effectively preventing surface scratches during pedal demolding that could damage the distribution structure of the antistatic agent inside the HDPE material, and ensuring the antistatic effect.

The objective is to provide a wafer processing tape that can be used across a wafer in semiconductor processing, which can suppress the adhesion of cutting debris generated during the dicing process due to static electricity, and can also suppress contamination of chips by antistatic agents during processes requiring heating, and a wafer processing method that can integrate multiple semiconductor processing processes by using this tape. [Solution] The device comprises a base layer, an adhesive layer, and an antistatic layer disposed between the base layer and the adhesive layer, wherein the ratio (R1 / R0) of the surface resistivity R1 of the adhesive layer after heating at 250°C for 5 minutes to the surface resistivity R0 of the adhesive layer before heating is 0.001 to 10 or less, and the surface resistivity R1 is 1.0 × 10 12 The following is a tape for wafer processing.

A display module and a mobile terminal are disclosed. The display module includes a display panel, a polarizing layer disposed on a first side of the display panel, and a backplate layer disposed on a second side of the display panel, and the polarizing layer or / and the backplate layer includes an antistatic agent. By adding the antistatic agent into the polarizing layer or / and the backplate layer, the present disclosure reduces an impedance value of the polarizing layer or / and the backplate layer, improves an antistatic effect, thereby improving overall photoelectric performances of the display module.

The present application relates to the technical field of optical film, in particular to a kind of anti-scratching polyester film for dry film, there is a layer of anti-scratching coating on the surface of PET film, the anti-scratching coating includes: hyperbranched film-forming resin, nanoparticle, antistatic agent, photoinitiator, auxiliary agent, active monomer diluent, cosolvent.Compared with prior art, the present application has the following beneficial effects: by adding appropriate amount of nanoparticle, the hardness of film surface is enhanced, by constructing hyperbranched film-forming resin, nanometer particle is trapped to avoid its aggregation in coating, which leads to the decline of film optical performance; by introducing hydroxylated PEDOT / PSS, it is uniformly dispersed in coating layer, which plays a persistent and stable conductive role, and makes the film surface form persistent and stable antistatic property.

The application discloses a kind of preparation methods for high transparent polyethylene film additive, belong to polyethylene technical field, to solve the technical problems of high transparent polyethylene film in prior art, high production cost, aging resistance performance needs to be further provided, including nucleating agent grafting quaternary ammonium salt modified nanosilica and low-density polyethylene are mixed, initiator is added, by melt grafting reaction in twin-screw extruder, reaction is finished, extrusion, cooling, granulation, obtain intermediate I;Intermediate I, antioxidant 168, antioxidant 1076, zinc stearate, antistatic agent 1800 and mustard acid amide are mixed, to obtain high transparent polyethylene film additive;The high transparent polyethylene film additive prepared in the application is mixed with low-density polyethylene, and the processing performance is good, to obtain the high transparent polyethylene film with lower cost;This film not only has good transparency and tensile property, but also has good aging resistance.

The multifunctional underwear fabric comprises a skin-friendly layer, a breathable buffer layer, a middle warm-keeping layer and an outer layer, the skin-friendly layer is a blended layer, the blended layer is formed by weaving cotton fibers and bamboo fibers, and an antistatic agent film layer is arranged on the surface of the cotton fibers; uniformly distributed air holes are formed in the surface of the air-permeable buffer layer; the middle warm-keeping layer is of an interwoven structure, and the outer layer is formed by weaving antistatic polyester fibers and nano-silver coating polyester fibers. Compared with the prior art, the multifunctional underwear fabric has the advantages that the problem of static electricity in winter can be solved, the air permeability and the sweat absorption rate of the underwear fabric are optimized, and the comfort, the dryness and the practicability in the wearing process in winter are greatly enhanced; the problems that in the prior art, thermal underwear is single in function and poor in comprehensive experience are effectively solved.

This invention discloses an antistatic protective film, its preparation method, and its applications, belonging to the field of protective films. The antistatic protective film, from bottom to top, comprises a release layer, an antistatic voltage-sensitive adhesive layer, a gradient hybrid antistatic layer, and a substrate layer. The gradient hybrid antistatic layer includes: 8-12 parts of a polyether ester amide-modified graphene hybrid antistatic agent, 60-70 parts of waterborne polyurethane resin, 2-3 parts of a first crosslinking agent, 0.5-1 parts of a dispersant, and 15-20 parts of deionized water. This invention hybridizes polyether ester amide with modified graphene through covalent bonding, forming a dual-channel conductive mechanism of ions and electrons, resulting in stable antistatic performance without migration. The gradient hybrid antistatic layer and the antistatic voltage-sensitive adhesive layer contain the same hybrid antistatic agent, forming a homologous interpenetrating network between the layers, resulting in strong adhesion and no delamination. The preparation method is simple, and the product can be applied to the protection of flexible display devices and precision electronic components.

A kind of waste oil processing device, including oil tank, heat sink and stirring device, oil tank is vertical tank body, the top of oil tank is equipped with waste oil inlet, nitrogen inlet, antistatic agent inlet and torch pipe, the bottom of oil tank is equipped with waste oil outlet, nitrogen and antistatic agent are injected into oil tank by nitrogen inlet and antistatic agent inlet, one hand reduces the generation of static electricity, the other hand excludes air, prevents the appearance of fire source and oxide in oil tank, to prevent waste oil spontaneous combustion.The design not only can prevent the appearance of fire source and oxide in oil tank, to prevent waste oil spontaneous combustion, effectively improve the safety of waste oil processing device, but also can reduce the temperature of liquid in tank body by heat exchange, to prevent the temperature of tank body is too high and leads to waste oil spontaneous combustion.

The invention discloses an automobile sunroof reflective heat-insulation antistatic sunshade curtain and an automobile sunroof assembly, the sunshade curtain adopts a layered composite structure, and is formed by compositing a warp knitted fabric, a composite adhesive film or a black TPU layer and a bottom reflective layer; the composite adhesive film is formed by compounding a black shading adhesive film and a silver reflective adhesive film, the bottom reflective layer is a PET reflective film or a polyester woven reflective fabric, and the black TPU layer is bonded with the warp knitted fabric and the bottom reflective layer through the PUR adhesive layer. The high shading rate is achieved through the black shading adhesive film and the black TPU layer, the silver reflective adhesive film, the micro-prism structure PET reflective film and the aluminum-coated polyester woven reflective fabric form an efficient reflective heat insulation system, the quaternary ammonium salt antistatic agent is added into the functional layer, static accumulation and dust adsorption are inhibited, the product structure is light and thin, the hardness and extensibility are moderate, and the product has the advantages of being light and thin in appearance, high in light shading rate and the like. And the structural adaptability is remarkably improved, the service life is remarkably prolonged, and comprehensive optimization of light reflection, heat insulation, static electricity resistance, high shading, lightness and thinness is achieved.

The utility model belongs to the technical field of heat preservation materials, and particularly relates to heat storage and heat preservation fabric antistatic treatment equipment which comprises a bottom plate. A groove is formed in the top of the bottom plate; an adjusting assembly is arranged in the middle of the inner side wall of the groove. A liquid storage tank is assembled in the middle of the side wall of the adjusting assembly; a plurality of liquid spraying pipes are fixed in the middle of the side wall of the liquid storage tank; a liquid expanding pipe is fixed in the middle of the side wall of the liquid spraying pipe; the liquid storage tank, the liquid spraying pipe and the liquid expanding pipe are all hollow and are communicated with one another; a vertical plate is fixedly connected to the top of the bottom plate; by arranging a motor, a threaded rod, a movable ring, a limiting rod and a connecting bracket, an antistatic agent can be uniformly sprayed on a heat-storage and heat-preservation fabric, so that the resistivity of the surface of the fabric is reduced, electrostatic charges can be quickly dissipated, dust and hair adsorbed by clothes or skin clinging to the clothes is reduced, and in a low-humidity environment, the anti-static effect is good. Static electricity generated by friction between the human body and the fabric can cause an electric shock feeling, and the antistatic agent can remarkably reduce the risk by neutralizing electric charges.

The invention discloses a polyamide copolymer mixture, a polyamide copolymer film with high light transmittance and high haze as well as a preparation method and application of the polyamide copolymer film. Raw materials of the polyamide copolymer film comprise a polyamide copolymer mixture; the polyamide copolymer mixture comprises the following components: a polyamide copolymer, an antioxidant, a heat stabilizer, an antistatic agent, a nucleating agent and inorganic particles. The polyamide copolymer film provided by the invention has high light transmittance and high haze, and by adding the nucleating agent, the inorganic particles and the like into the polyamide copolymer, under the condition of not changing the mechanical properties of the polyamide copolymer, not only are the microphase separation structure and crystallization behavior of polyamide changed, but also the light transmittance of the film is improved. The light transmittance and haze of the polyamide copolymer are improved, so that the polyamide copolymer is applied to the fields of electronics, solar cells, optics and the like.

The invention relates to the technical field of cutting adhesive tapes, in particular to an antistatic semiconductor cutting adhesive tape and a preparation method thereof.The antistatic semiconductor cutting adhesive tape comprises a base material film, a release film and a pressure-sensitive adhesive located between the base material film and the release film; the outer side of the base material film and the outer side of the release film each comprise an antistatic layer, the pressure-sensitive adhesive comprises an antistatic bottom coating and a UV viscosity-reducing adhesive layer, and the antistatic bottom coating is located between the inner side of the base material film and the UV viscosity-reducing adhesive layer; and the antistatic bottom coating layer comprises polyurethane or acrylate resin and a UV (ultraviolet) antistatic agent. According to the anti-static semiconductor cutting adhesive tape, the base material, the adhesive and the release film all have the anti-static effect, the electrostatic voltage of the cutting adhesive tape and the surface of the chip in the operation process can be reduced to be within 0.2 kV, the semiconductor chip is protected against damage of electrostatic discharge (ESD), and the process yield is increased.