59results about How to "Good light blocking effect" patented technology

The invention provides a polycarbonate combination with high light reflectivity, which comprises 63 to 90 shares of polycarbonate (PC), 3 to 6 shares of bromide polycarbonate, 2 to 5 shares of Acrylic Acid Core-Shell Copolymer, 5 to 25 shares of TiO2, 0.1 to 0.3 shares of antioxidant, 0.2 to 0.4 shares of lubricant and 0.3 to 0.5 shares PTFE fine powder. The combination has the advantages of anti-flaming, high light reflectivity, high temperature resistant, easy modeling and good opacity and can be used for producing the spare parts for electronic electric appliances such as the LED display, the LCD display, etc.

The invention relates to a display device with the functions of removing dust and blocking light. The display device comprises a display screen, a support plate, a control panel and a support base, and further comprises a dust removal mechanism and two light blocking mechanisms, wherein the dust removal mechanism comprises a first motor, a rotation shaft, a transmission shaft, a fixing block, a dust removal box, a transmission assembly and two sliders, a dust removal assembly is arranged in the dust removal box, the dust removal assembly comprises a movable box and two movable units, a power unit, a swing rod, a connecting rod, a hinge rod and a suction nozzle are arranged in the movable box, each light blocking mechanism comprises a light blocking box, a rotation assembly and a telescopicassembly are arranged in each light blocking box, and each rotation assembly comprises a second motor, a roller and light-shading cloth. For the display device with the functions of removing dust andblocking light, through the dust removal mechanism, dust covering the display screen can be removed, thus the phenomenon that dust accumulates on the display screen, further, the watching of people is influenced, is avoided, therefore, the practicability of the display device is improved, meanwhile, through the light blocking mechanisms, light-shading work can be carried out on the display screenfrom two sides of the display screen, and thus the phenomenon that the screen reflects light, consequently, the watching effect is influenced, is avoided.

The invention discloses drinking-type yoghurt preserved at normal temperature. The drinking-type yoghourt is characterized by comprising the following raw materials in percentage by the total mass ofthe raw materials: 80-90% of raw milk, 8-9.5% of white granulated sugar, 0.87-3.21% of stabilizers, 0.05-0.2% of an emulsifier, a proper amount of leavening agent and the balance of water. The stabilizers include modified starch, pectin, gellan gum and agar. The invention further discloses a preparation method of the drinking-type yoghourt. The normal-temperature drinking-type yoghourt disclosed by the invention is free from phenomena of water separating and precipitation when stored at normal temperature for a long time; and the product is smooth in mouth feel and pure in yoghourt flavor.

The invention relates to a three-layer co-extrusion full-biodegradable delivery packaging bag and a preparation method thereof, and belongs to the field of high polymer materials. Raw material components of an inner layer, a middle layer and an outer layer are mixed to be uniform respectively according to the formula, master batches are prepared through a twin-screw extruding machine, and then a three-layer full-biodegradable film is prepared through a three-layer co-extrusion blow molding process. The film is subjected to the gluing, heat sealing and cutting procedures of a delivery packagingbag making machine, and the delivery packaging bag is prepared. The material formula good in opening performance and film forming performance is adopted on the middle layer and the inner layer, and the material formula good in mechanical performance and film forming performance is adopted on the middle layer and the outer layer. The delivery packaging bag has full biodegradability, has excellentmechanical performance, heat sealing performance and seal adhesive sealing performance and can replace a delivery packaging bag prepare from a non-biodegradable plastic PE film.

The invention discloses a composite PE (Polyethylene)-PPR (Poly Propylene) toughening pipe and a preparation method thereof, and belongs to the field of water supply pipes. The composite PE-PPR toughening pipe comprises three layers, wherein the inner layer is a heat-resistant and anti-bacterial PE layer; the middle layer is a light-blocking PPR layer; the outer layer is a toughening PPR layer; extrusion molding is realized through a tri-extruder. The composite PE-PPR toughening pipe disclosed by the invention has a long-acting broad-spectrum anti-bacterial function; compared with a traditional PPR pipe, the cold brittleness of a pipe is remarkably improved.

The invention provides an image sensor and a forming method thereof. The image sensor comprises a substrate and a light filter layer; the substrate comprises multiple pixel zones and first deep trenchisolations located between the adjacent pixel zones; each pixel zone is provided with a photovoltaic conversion element; the light filter layer is arranged at the first surface of the substrate and comprises a grid and color filter elements; the grid is provided with multiple openings, and each opening corresponds to one pixel zone in the substrate, and the color filter elements are arranged in the openings; the multiple pixel zones comprise a first pixel zone and a second pixel zone which are used as phase detecting pixels; the first pixel zones and the second pixel zones are provided with second deep trench isolations; the second deep trench isolations and the photovoltaic conversion element at the first surface are provided with light receiving faces, and thus part of light emitted tothe first pixel zones and the second pixel zones is emitted to the light receiving face of the photovoltaic conversion element and the other part is emitted to the light receiving face of the second deep trench isolations.

The invention discloses a lignin-starch combined masterbatch composite biodegradable polyester material and a preparation method thereof. Lignin, starch, a plasticizer and a lubricant are premixed ina high-speed mixer, and then the premix is subjected to melt extrusion by a twin-screw extruder at 140-180 DEG C to obtain combined masterbatches; the obtained particles are compounded with degradablepolyester, and secondary melt extrusion granulation is conducted by the twin-screw extruder at 140-180 DEG C; finally, the obtained composite particles are subjected to injection molding / compressionmolding / blow molding film formation at 140-180 DEG C. According to the lignin-starch combined masterbatch composite biodegradable polyester material and the preparation method thereof, a reactive extrusion process is utilized, the lignin serves as a novel modifier of starch to replace a traditional polymer modifier with side-grafted carboxylic acid groups, the retrogradation of plasticized starchis prevented, the use amount of biomass is increased, the cost is reduced, the use of non-degradable materials is reduced at the same time, and the environmental friendliness and sustainability of thematerial are improved. The good compatibility between the combined masterbatches and the degradable polyester makes the composite biodegradable polyester material have good mechanical properties.

The invention discloses high-light-resistance glass fiber reinforced PC plastic. The PC plastic comprises the following components in percentage by weight: 48%-88% of PC resin, 1%-5% of MBS, 1%-5% of EMA, 3%-30% of glass fiber, 5%-15% of TiO2, 0.2%-0.5% of a coupling agent, 0.1%-0.3% of an antioxidant, 0.3%-0.8% of a lubricating agent and 0.001%-0.5% of carbon powder. The PC plastic is high in light resistance, low in warping degree, stable in size and easy to demold.

The invention relates to a foam double-sided adhesive tape, which comprises: a release material, a first pressure-sensitive adhesive layer compounded on the release material, a foam layer compounded on the first pressure-sensitive adhesive layer, and a second pressure-sensitive adhesive layer compounded on the foam layer, wherein at least one of the first pressure-sensitive adhesive layer and thesecond pressure-sensitive adhesive layer is a removable pressure-sensitive adhesive layer, and the removable pressure-sensitive adhesive layer is prepared from the following raw materials in parts byweight: 40-60 parts of a thermoplastic elastomer, 40-60 parts of a tackifying resin, 10-20 parts of a reinforcing agent, 10-25 parts of a softener, 0.2-5 parts of an antioxidant, and 0.1-5 parts of afiller. The foam double-sided adhesive tape provided by the invention adopts a specific structure, realizes good interaction, has excellent bonding performance, excellent environment testing resistance, excellent shading performance, excellent buffer performance and excellent shearing resistance, has the tensile and removable easy-to-rework characteristic, and is particularly suitable for assembling a large-size liquid crystal display module.

Disclosed is a photosensitive letterpress printing original plate which has a thin heat-sensitive mask layer having high light blocking performance and scratch resistance. Specifically disclosed is a photosensitive letterpress printing original plate wherein at least a supporting body (A), a photosensitive resin layer (B) and a heat-sensitive mask layer (C) are sequentially arranged. The photosensitive letterpress printing original plate is characterized in that the heat-sensitive mask layer (C) contains carbon black and a dispersion binder therefor which is composed of a butyral resin and a polar group-containing polyamide selected from the group consisting of tertiary amine group-containing polyamides, quaternary ammonium salt group-containing polyamides, ether group-containing polyamides and sulfonic acid group-containing polyamides.

The invention discloses a global shutter image sensor unit. The global shutter image sensor unit comprises a substrate, and a shallow slot isolation region, a transmission transistor gate, a photodiode and a floating diffusion region which are arranged on the substrate, and a conductive light blocking layer arranged above the substrate, wherein the conductive light blocking layer is adjacently located above the floating diffusion region and completely covers the floating diffusion region, a lower surface of the conductive light blocking layer is connected with an upper surface of the floatingdiffusion region, and an upper surface of the conductive light blocking layer is connected with a metal interconnection layer arranged above the substrate. The global shutter image sensor unit is advantaged in that through a lightproof silicide conductive light blocking layer arranged above a storage node capacitor of the floating diffusion region, the floating diffusion region is effectively prevented from being influenced by illumination, and the parasitic light response of the global shutter image sensor unit is reduced.

The invention relates to automobile konjac adhesive film and a preparation method thereof. The preparation method of the automobile konjac adhesive film comprises the steps of preparation of a konjac gel solution, deaeration of the konjac gel solution, preparation of a konjac gel film and metallization. By taking the konjac gulcomannan as a carrier and using other auxiliaries for assistance, the automobile konjac adhesive film disclosed by the invention is excellent in gel property, water retention, heat insulation property and light resistance, good in elasticity, high in flexibility and unlikely to be cracked. Compared with the traditional automobile film, the automobile konjac adhesive film disclosed by the invention has the effects of heat insulation, light resistance, good elasticity and high flexibility, the production materials are environment-friendly, and the automobile konjac adhesive film also has the advantages of low production cost, little environmental pollution, no harm to human body and the like. The safety and usability totally meet the national relevant standard requirements.

The invention discloses a silver reflective plastic film bag and its processing method and application; the silver reflective plastic film bag can be used as a fruit bag, and has very good strength and heat insulation effect, and protects the fruit from harm. Keep the fruit growing environment stable. A silver reflective plastic film bag disclosed by the invention comprises a bag body with an opening; a base layer and a reflective layer coated on the base layer; the reflective layer is an aluminized reflective layer; the base layer is made of a hydrophobic material The reflective layer is a reflective film; the reflective film is followed by an inner layer of hot melt adhesive film layer for bonding with the base layer, a middle layer of glass beads layer and an outer layer of aluminum-coated plastic along the direction away from the base layer. film; the material of the hot melt adhesive film is EVA or maleic anhydride grafted polyethylene or a mixture of the two, and the VA content in the EVA resin is 5% to 40%; in the maleic anhydride grafted polyethylene, the grafted The rate is 0.5% to 0.8%, and the Vicat softening point is above 110°C.

The invention discloses an antibacterial pullulan / chitosan composite food packaging film and a preparation method thereof, belongs to the field of food packaging, particularly relates to a pullulan / chitosan composite food packaging film and a preparation method thereof and aims to solve the problems that the food shelf life is shorter and spoilage is easily caused when pullulan is used for preparing the food packaging film because of absence of antibacterial bioactivity of a natural structure of pullulan. The antibacterial pullulan / chitosan composite food packaging film takes pullulan as a rawmaterial, and sodium periodate is firstly used for oxidation; then, adipic dihydrazide is used for reduction and amination; then, a product is mixed with a natural bioactive antibacterial agent, andfinally, the film is formed. The preparation method of the antibacterial pullulan / chitosan composite food packaging film comprises steps as follows: 1) oxidation; 2) reduction and amination and 3) composite flow casting for film preparation. The prepared antibacterial pullulan / chitosan composite film is used as a novel food inner package.

The invention provides an optical module connecting apparatus and an optical module assembly. The optical module connecting apparatus comprises a shielding mechanism which is used for shielding light emitted by a laser from a housing sending port, is arranged at an optical sending port of a housing, covers the sending port of an optical module and is connected with the housing through a rotation connection mechanism; the rotation connection mechanism which is used for connecting the shielding mechanism with the optical module, enables the shielding mechanism to rotate to a second position from a first position around a connecting position between the shielding mechanism and the optical module; the housing which is provided with a space for accommodating the optical module and is provided with openings as the sensing port of light and the receiving port of the light; and a pull ring which is arranged at the housing opening, is disposed between the shielding mechanism and the sending port, can rotate around a connecting position between the pull ring and the housing, and is used for tightening and loosening connection between the housing and the optical module. The optical module assembly comprises the optical module and further comprises the optical module connecting apparatus provided by any one embodiment of the invention. The mechanism and the assembly provided by the invention can prevent or reduce damage caused by an optical module laser to human eyes.

An anticancer Chinese medicine in the form of nano-class emulsion for treating cancers is proportionally prepared from taxol or polyene taxol or amarin or hydroxy camptothecine, brucea fruit oil, soybean phosphatide or lecithin for injection, poloxamer, glycerine for injection and the water for injection. Its preparing process is also disclosed.

The invention provides a wearable anti-strong light device and an anti-strong light method thereof. The device comprises a wearable device and an anti-strong light device arranged on the wearable device, wherein the anti-strong light device comprises an image sensor, an image processor and a perspective developing screen connected in sequence; the image sensor is used for acquiring an image of a front area, generating multiple continuous images and sending a frame of image to the image processor at regular intervals; the image processor is used for receiving images acquired by the image sensor, determining a strong light area according to the brightness value of each pixel point of each frame of image in real time, carrying out brightness attenuation processing for the strong light area, generating an attenuation image and outputting the attenuation image to the perspective developing screen; and the perspective developing screen is used for displaying the attenuation image to block the strong light in the front area. A person can see the front clearly while the strong light is blocked, the use is convenient, and the application range is wide.

The embodiments of the invention provide a light blocking assembly, a vehicle, and a control method and device of the light blocking assembly. The light blocking assembly comprises a light shading plate, a light filter plate, a driving module, and a photosensitive element, wherein the light shading plate and the light filter plate are movably connected, the driving module is in driving connectionwith the light shading plate and the light filter plate, the photosensitive element is connected with the driving module and used for detecting the illumination intensity, the driving module is used for driving the light shading plate to move to the first preset position under the situation that the illumination intensity is greater than the first preset illumination intensity, and the driving module is further used for driving the light filter plate to move to the second preset position under the situation that the illumination intensity is greater than the second preset illumination intensity and smaller than the first preset illumination intensity. The light blocking effect of the light blocking assembly is improved.

The invention discloses an intelligent curtain capable of being adjusted automatically according to the intensity of light rays. The intelligent curtain comprises a curtain fixing frame body, the curtain fixing frame body is fixedly mounted on the upper part of a window border, and the curtain fixing frame body is provided with an automatic curtain adjusting mechanism; the position of a curtain isadjusted through the automatic curtain adjusting mechanism to block sunlight, the curtain fixing frame body is provided with a curtain locking and winding mechanism, and the curtain is fixedly adjusted upwards through the curtain locking and winding mechanism; and the window border is provided with a curtain fixing wind-blocking mechanism, the curtain is fixed by the curtain fixing wind-blockingmechanism to prevent wind leakage, a window is provided with a solar power generation mechanism, the solar power generation mechanism converts light energy into electric energy for electricity supply,and the window is provided with a controller. The intelligent curtain has the beneficial effects that the structure is simple, and practicability is high.

The invention discloses a photographic paper base for double-sided imaging and double-sided sensitive color photographic paper containing the same. The photographic paper base comprises a piece of photographic base paper, a polymer layer and a contact layer, wherein a light blocking layer is arranged between the photographic base paper and the polymer layer; and a second light blocking layer, a second polymer layer and a second contact layer symmetrical with the light blocking layer, the polymer layer and the contact layer are arranged on the other surface of the photographic base paper. The photographic paper base has good light blocking effect, and can effectively eliminate negative interference images caused by light transmission during double-sided imaging without introducing an independent light blocking layer and an independent blocking layer. The double-sided sensitive silver halide color photographic paper adopting the photographic paper base provided by the invention can be fully adaptive to the exposure in a range of 10 to 7-102 seconds; and the obtained double-sided images have rich colors, wide color gamut, rich image levels and high definition.

The invention discloses an anti-dazzle plate for a front end of an LED light emitting plate convenient for stretching out of a camera. The anti-dazzle plate comprises an annular plate body achieving a light shielding effect on the annular LED light emitting plate and enabling the camera to outwards stretch out from a middle annular hole; the annular plate body is provided with multiple through holes for enabling an LED projection lamp set to outwards emit light; the annular plate body is provided with cylinders extending outwards in the through holes; multiple separation plates for dividing the cylinders into multiple channels are arranged in the cylinders; and each separation plate is perpendicular to the annular plate body. The anti-dazzle plate is simple and easy to realize, has an anti-dazzle function, and is high in practicability.

The invention provides a manufacturing method of a display substrate, the display substrate and a display device. The manufacturing method of the display substrate comprises the steps that a plurality of light-emitting units are arranged on a substrate, a part of a first semiconductor layer is exposed, and the light-emitting units form a table top; a first light blocking structure is arranged in a groove between the table tops of the light emitting units; an electrode layer is arranged on the light-emitting unit and the first semiconductor layer, and a Micro-LED array is obtained; and the Micro-LED array is bonded with a circuit substrate, and the substrate is peeled off. According to the technical scheme, the light blocking structures are arranged between the light emitting units, the optical crosstalk phenomenon between the light emitting units can be effectively avoided, and the display effect of the display substrate is improved.

The present invention relates to an optical filter of an organic light emitting device and a method of manufacturing the same. The optical filter includes a light-transmissive region including an R, G, and B color filter single-layer structure and a laminate of color filters of two or more different color light using a low temperature curable photosensitive resin composition that can be used for the purpose of preventing reflection of an OLED Shielding region including the structure can replace the existing polarizing film, and also has an excellent antireflection performance.

The invention relates to a plastic container for packaging, and particularly provides a white packaging container. The container wall of the white packaging container comprises a first light blocking layer and a second light blocking layer, wherein the first light blocking layer is an outer layer; and raw materials of the first light blocking layer comprise polyethylene glycol terephthalate and a first light blocking agent, the first light blocking agent is selected from at least one of white color master batch, white color oil and caesious color master batch, and raw materials of the second light blocking layer comprise polyethylene glycol terephthalate and a second light blocking agent. The first light blocking agent and the second light blocking agent are arranged in two layers, the first light blocking agent is added into the first light blocking layer, the second light blocking agent is added into the second light blocking layer, therefore the utilization rate and distribution uniformity of the light blocking agents can be improved, most importantly, the use amount of the whole light blocking agents is remarkably reduced while the same light blocking effect is achieved, the whiteness of the container wall is remarkably improved, and the attractiveness of the white packaging container is improved.

The invention discloses a preparation method of a polyanion anti-shrinkage fruit fresh-keeping coating liquid, and relates to a preparation method of a fruit fresh-keeping coating. The technical problem that an existing edible fruit fresh-keeping coating film is prone to shrinkage and cracking is solved. The method comprises the following steps: dissolving sodium carboxymethyl starch and carrageenan in water, then adding a carboxylated cellulose nanowhisker dispersion liquid treated by an ultrasonic cell disruptor, adding glycerol as a plasticizer, heating in a water bath, and mechanically stirring uniformly to obtain the polyanion anti-shrinkage fruit fresh-keeping coating liquid. When in use, the polyanion anti-shrinkage fruit preservation coating liquid is coated on the surface of a fruit to be preserved, and is dried at room temperature to form a film. After the coating liquid disclosed by the invention forms a film, the tensile strength is 38.37 MPa to 25.97 MPa, and the elongation at break is 27.31 percent to 24.20 percent. The method can be used in fruit storage field.

The invention relates to a local block response composite spliced liquid crystal dimming film car window, the car window comprises a window body and a dimming mechanism arranged on the window body in a liftable manner, and the car window is characterized in that the dimming mechanism comprises glass arranged on the window body; the liquid crystal dimming film is arranged in the glass, and the liquid crystal dimming film is made of a flexible material; the functional layer is arranged between the liquid crystal dimming film and the glass; the liquid crystal light adjusting film comprises a first light adjusting film and a second light adjusting film, and the first light adjusting film and the second light adjusting film are spliced. The functional layer comprises a light blocking area, the area where the first light adjusting film and the second light adjusting film are spliced is a connecting area, and the light blocking area corresponds to the connecting area in position and size. The situation that when the dimming area of the liquid crystal dimming film becomes dark, strong light penetrates through the connecting area of the liquid crystal dimming film, the sight of a driver is affected, and potential safety hazards are caused is avoided.

The invention relates to the technical field of multifunctional glass, in particular to a piece of anti-scratch energy-saving fireproof glass comprising a control circuit and a glass body. The glass body includes a liquid crystal layer, a transparent electrode layer, a fireproof layer, a fireproof glass layer and a scratch-resistant layer. The control circuit includes a control switch, an automatic circuit, a manual circuit, and a selector switch. Therefore, the light transmittance of the glass can be adjusted automatically or manually; the indoor temperature adjustment can be adjusted conveniently; the good energy-saving effect is realized; and the fireproof performance and the scratch resistance performance of the product are enhanced.

Pure milk and a preparing method thereof are provided. The pure milk includes a transparent container and a pure milk base material disposed in the container. The pure milk is beautiful and high in stability. In particular, the container has good light barrier performance and oxygen isolation performance, and the pure milk is not liable to decay in long-term storage and has a long shelf life.