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179 results about "Pellicle membrane" patented technology

Pellicle (biology), a thin layer supporting the cell membrane in various protozoa. Pellicle mirror, a thin plastic membrane which may be used as a beam splitter or protective cover in optical systems.

Transparent film with laser eavesdropping prevention performance and preparation method thereof

The invention relates to the field of optical protection materials, and provides a transparent film with laser eavesdropping prevention performance and a preparation method thereof.The transparent film is composed of surface-modified doped tungsten oxide nanosheets, amino-isocyanate bifunctional lithium niobate nanowires, urethane acrylate, an ultraviolet light absorber, a silane coupling agent, a dispersing agent and a flatting agent; the molybdenum-doped tungsten oxide nanosheets are obtained through silane coupling modification after hydrothermal synthesis, and the lithium niobate nanowires are prepared through a gradient modification process of hydrothermal synthesis-silane coupling-isocyanate grafting-phenol end capping. A modified nano material is uniformly dispersed in a resin matrix through an ultrasonic dispersion composite technology, and through blade coating forming, ultraviolet curing and constant-temperature and constant-humidity post-treatment, compared with the prior art, the scheme overcomes the problems that a traditional protective film is insufficient in optical transparency, laser eavesdropping prevention function and dynamic viscoelasticity, and is suitable for the field of high-end security and protection.
Owner:HEFEI AIJIA RADIATION PROTECTION TECH CO LTD

Carbon-containing diffusion barrier layer for protection of CNT EUV pellicle

A pellicle including a pellicle membrane with improved stability to hydrogen plasma is provided. The pellicle membrane includes a plurality of carbon nanotubes (CNTs), where at least one carbon nanotube (CNT) of the plurality of CNTs is coated by a protection coating. The protection coating includes a plurality of nanostructures that includes a transition metal or an oxide, nitride, silicide or carbide thereof on a surface of the at least one CNT of the plurality of CNTs, a carbon-based diffusion barrier layer over at least the plurality of nanostructures, and a capping layer over at least the carbon-based diffusion barrier layer. The pellicle further includes a pellicle border attached to the pellicle membrane along a peripheral region of the pellicle membrane and a pellicle frame attached to the pellicle border.
Owner:TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

Pellicle for EUV applications

A pellicle membrane is formed from a core layer and two capping layers of specified structure. In some embodiments, the core layer includes a high percentage of the Mo3Si crystal phase. In other embodiments, the capping layers comprise silicon oxynitride or silicon carbon nitride. The resulting pellicle membrane has a combination of high transmittance for EUV light and low reflectivity of both EUV and DUV light.
Owner:TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

Optical assembly with coating and methods of use

Coated nanotubes and bundles of nanotubes are formed into membranes useful in optical assemblies in EUV photolithography systems. These optical assemblies are useful in methods for patterning materials on a semiconductor substrate. Such methods involve generating, in a UV lithography system, UV radiation. The UV radiation is passed through a coating layer of the optical assembly, e.g., a pellicle assembly. The UV radiation that has passed through the coating layer is passed through a matrix of individual nanotubes or matrix of nanotube bundles. UV radiation that passes through the matrix of individual nanotubes or matrix of nanotube bundles is reflected from a mask and received at a semiconductor substrate.
Owner:TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

A mine-used pouring seal and intrinsic safety type image processing camera with display screen and battery

ActiveCN224319429UGet rid of dependenceAvoid monitoring interruptionsImaging processingElectrical battery
The utility model discloses a mine is poured and is sealed and is with display screen and battery's image processing camera of is safe type, including camera housing, the front end both sides symmetry of camera housing are equipped with the casing, the inside rotation -connected of two casing has the film winding drum, and the transparent protective film is wound between two film winding drums, through the cooperation of transparent protective film and replacement mechanism, the problem of secondary pollution, lens scratch caused by traditional cleaning brush is solved thoroughly. The protective film is always accurate to cover the lens area through the double restraint of guide roller and limiting groove on the limiting plate, and the continuous tension of the clockwork box is matched, so that the film body is flat and wrinkle-free, and the light transmission is stable. The integrated display screen and the key can display the shooting image, the equipment state and the parameter in real time, the operator can judge the shooting effect on site without exporting data, and invalid operation is reduced.
Owner:徐州众图智控通信科技有限公司

Tracing label

The utility model relates to the technical field of traceability labels, and discloses a traceability label which comprises a traceability label mechanism, the top side of the traceability label mechanism is fixedly connected with a transparent protective film, the bottom side of the traceability label mechanism is fixedly connected with a protective film, and the left end and the right end of the protective film are both fixedly connected with auxiliary films. The left end of the traceability label mechanism is fixedly connected with a pattern sticker, the right end of the traceability label mechanism is fixedly connected with a two-dimensional code sticker, the middle part of the front end of the traceability label mechanism is fixedly connected with a display assembly, the traceability label mechanism comprises a wear-resistant layer, and the exterior of the wear-resistant layer is fixedly connected with the traceability label mechanism. According to the traceability label mechanism, the auxiliary film can drive the protective film to be taken from the base layer by swinging the auxiliary film, so that the base layer can be quickly adhered to a required position, the step of tearing the protective film is reduced, and then the adhesion efficiency of the traceability label mechanism is improved.
Owner:WEST ANHUI UNIV

Protective film coating and slitting integrated device

The invention relates to the technical field of PVC adhesive tape film processing devices, and discloses a protective film coating and slitting integrated device which comprises a supporting frame, supporting plates are fixedly connected to the front side and the rear side of the supporting frame correspondingly, a first motor is fixedly connected to the exterior of the supporting plate on the front side, and a first gear is fixedly connected to the driving end of the first motor; a second gear is rotatably connected to the interior of the supporting plate on the front side, a third gear is rotatably connected to the interior of the supporting plate on the front side, a rotating plate is fixedly connected to the exterior of the third gear, a convex column is fixedly connected to the exterior of the rotating plate, and a rotating wheel is rotatably connected to the interior of the supporting plate on the front side. According to the intermittent conveying device, the effect of intermittent conveying of the protective film is achieved, by means of the intermittent conveying mode, the protective film can have sufficient time to make full contact with the coating roller in the coating process, it is guaranteed that coating is evenly attached, and the slitting requirements of the protective films of various specifications can be met.
Owner:浙江明士达股份有限公司

Manufacturing method of large-aperture and high-board-thickness plug-in blind hole and PCB (Printed Circuit Board)

The invention discloses a large-aperture and high-board-thickness plug-in blind hole manufacturing method and a PCB, and the manufacturing method comprises the steps: providing a first optical core board and a substrate with a through hole A, enabling the first optical core board to be laminated and fixed on one side of the substrate, machining a through hole B in the first optical core board, and enabling the through hole B and the through hole A to be aligned and communicated to form a blind hole base hole; plating a conducting copper layer on the inner wall of the base hole of the blind hole; sealing one port, back on to the first optical core plate, of the blind hole base hole by using a protective film, and filling the blind hole base hole with resin; removing the protective film after the resin is cured or semi-cured, and laminating and fixing a second optical core plate on one side, back to the first optical core plate, of the substrate; and cutting the resin for multiple times until the conductive copper layer arranged on the inner wall of the blind hole base hole is completely exposed, and cutting the conductive copper layer into a set thickness to obtain the plug-in blind hole. The manufacturing method is reasonable, simple and easy to operate and implement, and the obtained plug-in blind hole has the advantages of being high in size precision, good in structural stability, good in conduction performance and the like.
Owner:KUNSHAN SUHANG CIRCUIT BOARD

Pellicle for extreme ultraviolet lithography based on metal carbide nanotubes and method for manufacturing the same

Proposed is a pellicle for extreme ultraviolet (EUV) lithography based on metal carbide nanotubes having excellent optical properties, such as EUV transmittance, as well as chemical durability required in the EUV lithography environment. The pellicle may include a frame having an opening formed in a central portion thereof, and a porous pellicle layer supported by the frame, covering the opening, and formed with a mesh structure based on metal carbide nanotubes. A method for manufacturing the pellicle is also proposed.
Owner:KOREA ELECTRONICS TECH INST

Pellicle, pellicle support, and method for manufacturing pellicle

The present invention addresses the problem of providing a pellicle capable of improving impact resistance and suppressing generation of foreign matter. A pellicle assembly (100) is provided with a pellicle (10), a support body (30) having a frame section (31) and an opening section (32), and a first reinforcing layer (40) which is a region where the pellicle (10) overlaps the support body (30) when the pellicle (10) supported by the support body (30) is viewed in plan, and which is disposed between the pellicle (10) and the support body (30). And a first reinforcing layer (40) that contains one or more materials selected from the group consisting of carbon nanotubes, graphene, silicon carbide, silicon nitride, and boron nitride, and that, when the first reinforcing layer (40) contains carbon nanotubes, the carbon nanotubes are oriented in the vertical direction with respect to the support surface (34).
Owner:LINTEC CORP

Self-adapting curved flexible protective film and production process thereof

The application discloses a self-adaptive bending flexible protective film and a production process thereof, and belongs to the technical field of flexible protective films, which comprises a substrate layer, an optical adhesive layer and a flexible film layer, wherein the optical adhesive layer is arranged on the substrate layer, and the flexible film layer is arranged on the optical adhesive layer. The application can solve the problem of poor use effect of the existing flexible protective film due to the fact that the flexible protective film cannot be self-adaptively bent according to use requirements. The upper elastic layer, the elastic deformation layer and the lower elastic layer are elastically connected by arranging the upper elastic bump into the upper buffer groove and arranging the lower elastic bump into the lower buffer groove, the traction force borne by the flexible protective film can be buffered to a certain extent by the staggered arrangement of the upper elastic bump and the lower elastic bump, the flexible protective film is good in flexibility and strong in elastic force during use, can be self-adaptively bent according to use requirements, the self-adaptive bending degree of the flexible protective film is improved, and the use effect of the flexible protective film is improved.
Owner:MAAN SHANDONG YIXIN MATERIAL TECH CO LTD

Lithography system having three-dimensional scaffold pellicle structure and related methods

PendingUS20260251968A1WaferThin membrane
A method is provided. The method includes: generating light by a plasma of a light source of a semiconductor processing tool; generating patterned light by a mask assembly, the patterned light including the light reflected by a pattern of the mask assembly; during generating the patterned light, protecting the mask assembly by a pellicle assembly including a pellicle membrane, the pellicle membrane including a nanotube-based scaffold structure having nanotubes bound together by a capping layer; and performing a semiconductor process on a semiconductor wafer by the patterned light.
Owner:TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

Apparatus and method for a lithographic apparatus

An apparatus for adjusting the transmissivity of a pellicle membrane, the apparatus including an etching unit configured to etch material from the pellicle membrane, and a controller configured to control the etching unit to etch the pellicle membrane based on a predicted and / or observed wear pattern of the pellicle membrane. Also a method of adjusting the transmissivity of a pellicle membrane as well as a pellicle membrane, a pellicle assembly, and the use of the same.
Owner:ASML NETHERLANDS BV

Protective film and protective film assembly

A pellicle film (10) having a porous structure, the pellicle film (10) containing carbon nanotubes, the coefficient of variation in the diameter of voids measured on the surface of the porous structure being 0.7 or less, and the coefficient of variation in the distance between the most adjacent centers of gravity between the voids being 0.6 or less.
Owner:LINTEC CORP

Pellicle for extreme ultraviolet lithography

This application relates to a pellicle for extreme ultraviolet lithography used in a lithography process using extreme ultraviolet rays. In one aspect, the pellicle includes a pellicle layer formed of an M-α material in which M is combined with α. Here, M is one of Si, Zr, Mo, Ru, Y, W, Ti, Ir, or Nb, and α is at least two of B, N, C, O, or F.
Owner:KOREA ELECTRONICS TECH INST

Pellicle for flat panel display photomask

A pellicle assembly for large-size photomasks including a frame member configured to be affixed to a large-size photomask substrate, a substantially rigid and transparent pellicle membrane affixed to the frame member so as to protect at least a portion of the large-size photomask substrate from contamination during usage, storage and / or transport, and a coating on at least one of top and bottom surfaces of the pellicle membrane that binds the pellicle membrane to prevent separation of pellicle membrane material in the event of breakage.
Owner:PHOTRONICS INC

Glass display panel protective film, preparation method therefor, and product comprising glass display panel protective film

Embodiments of the present invention provide a glass display panel protective film, a preparation method therefor, and a product comprising the glass display panel protective film. The glass display panel protective film comprises an anti-reflection layer, a DLC layer, a doped transition layer, and an anti-fingerprint layer which are sequentially stacked; the anti-reflection layer is in contact with a glass display panel; the DLC layer is formed by a first hydrocarbon gas by means of a PECVD process; and the doped transition layer is formed by a doped element gas source or the doped element gas source and a second hydrocarbon gas by means of a PECVD process. The embodiments of the present application can provide a glass display panel protective film with improved surface hardness, scratch resistance and wear resistance, and good anti-reflectivity and contamination resistance, and the like.
Owner:JIANGSU FAVORED NANOTECHNOLOGY CO LTD

Pellicle membrane, pellicle, and method of making same

A pellicle membrane for a lithographic apparatus is provided, the pellicle membrane comprising a core comprising a metallic silicon carbonitride. Also described is a pellicle comprising such a pellicle membrane, and a lithographic apparatus comprising such a pellicle membrane or pellicle. A method of making a pellicle membrane is also provided, the method comprising sputtering a metal silicide target and a silicon carbide target in a gas stream comprising nitrogen to form a metal silicon carbonitride core, optionally wherein the metal is selected from one or more of niobium, molybdenum, titanium, tungsten, platinum, cobalt, tantalum, palladium, or vanadium. The use of such pellicle membranes, pellicles, lithographic apparatuses or methods in lithographic methods or apparatuses is also described.
Owner:ASML NETHERLANDS BV

Protective film frame, protective film assembly, and application of protective film assembly

The present invention provides a pellicle frame, a pellicle assembly, and its application, a method for inspecting the pellicle assembly, an exposure original plate with the pellicle assembly, an exposure method, and a method for manufacturing a semiconductor or liquid crystal display panel. The pellicle frame is a frame-shaped pellicle frame (1) having an upper end surface (13) on which a pellicle is provided and a lower end surface (14) facing a photomask, and the minimum reflectivity of at least the inner surface (11) of the pellicle frame (1) at a light source wavelength of 500 nm to 1000 nm is 20% or less. In the pellicle assembly and the inspection method using the pellicle frame, the pellicle frame can suppress scattered light from the frame as much as possible by reducing the reflectivity of the inner surface (11) of the pellicle frame for the inspection light, thereby improving the foreign matter inspection performance. Furthermore, by reducing the reflectivity only for the wavelength of the inspection light, there are fewer restrictions on the coloring of the pellicle frame.
Owner:SHIN ETSU CHEMICAL CO LTD

Laser plastic welding apparatus

The application discloses laser plastic welding equipment and belongs to the field of laser welding, and comprises a lower cabinet and an upper cabinet fixed on the lower cabinet, a support and a Z-axis platform are fixed on the lower cabinet, a displacement sensor is fixed on the support, a laser generating part is fixed on one side of a moving part of the Z-axis platform, a rotating part is rotatably connected to the lower cabinet, a jacking part is movably connected in the rotating part, and a jacking unit for jacking up the jacking part is fixed in the lower cabinet; a protective film is arranged below the transparent glass, the protective film can form a flexible buffer layer between the workpiece and the transparent glass, the sharp edges or tiny particles on the surface of the workpiece cannot directly contact the glass, and thus the surface of the transparent glass is protected; even if scratches occur, the replaceable protective film can be replaced, and the transparent glass does not need to be repaired, the cost of the protective film is much lower than that of the transparent glass, production cost is reduced, and the maintenance cycle is shortened.
Owner:SHENZHEN NAISITE AUTOMATION EQUIPMENT CO LTD

Pellicle membrane with improved properties

A pellicle assembly includes a pellicle membrane with a nanotube layer formed from thick nanotube bundles. The pellicle membrane can be formed with multiple layers and has a combination of long lifetime, high transmittance, low deflection, and small pore size. A conformal coating may applied to an outer surface of the pellicle membrane. The conformal coating protects the pellicle membrane from damage that can occur due to heat and hydrogen plasma created during EUV exposure.
Owner:TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

Pellicle membrane with improved properties

A pellicle assembly includes a pellicle membrane with a nanotube layer formed from thick nanotube bundles. The pellicle membrane can be formed with multiple layers and has a combination of long lifetime, high transmittance, low deflection, and small pore size. A conformal coating may applied to an outer surface of the pellicle membrane. The conformal coating protects the pellicle membrane from damage that can occur due to heat and hydrogen plasma created during EUV exposure.
Owner:TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

Pellicle structure for EUV lithography and methods of manufacturing thereof

A method of manufacturing a semiconductor device includes heating a pellicle disposed over a photomask. Actinic radiation is passed through the pellicle to selectively expose a photoresist layer on a substrate. The selectively exposed photoresist layer is developed to form a pattern in the photoresist layer.
Owner:TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

A collecting device for preparing reflective film

The present invention discloses a collection device for preparing reflective film, which belongs to the field of preparing and collecting reflective beaded film, and includes a collection table, a laminating and hot pressing unit is arranged on the top of the collection table, which is used to coat a colloid layer on the surface of the reflective beaded film and hot press and laminate a protective film and a release film to its surface, and a multi-layer winding adjustment mechanism is arranged on the right side of the laminating and hot pressing mechanism, which is used to adjust the tension between each layer of the reflective beaded film after laminating. The present invention is provided with a multi-roll winding adjustment mechanism with a winding adjustment component, which can change the diameter of each layer of the reflective beaded film and the tension of each layer during winding to adapt to the change of winding tension occurring during the winding process of the reflective beaded film, thereby achieving the effect of buffering and adjusting the winding tension between each layer after winding, protecting the reflective beaded film, and through a colloid uniform support, the colloid layer between each film layer can be reciprocated and driven to make it uniform, thereby improving the finished product quality of the beaded layer of the reflective beaded film.
Owner:JIANGSU MINGTU NEW MATERIAL TECH CO LTD

Pellicle membrane for a lithographic apparatus

PendingUS20250264795A1Vacuum evaporation coatingPhotomechanical apparatusBond-dissociation energyMaterials science
A pellicle membrane including emissive crystals in a matrix containing at least one element which forms a chemical bond with silicon having a bond dissociation energy of at least 447 kJ mol−1. A method of manufacturing such a pellicle membrane, a pellicle assembly including such a pellicle membrane and a lithographic apparatus including such a pellicle assembly or pellicle membrane. Also the use of molybdenum silicon sulphide, oxide, selenide, or fluoride in a pellicle membrane. The use of such a pellicle membrane, pellicle assembly or lithographic apparatus in a lithographic apparatus or method.
Owner:ASML NETHERLANDS BV

Modified high anti-reflection optical film

The utility model discloses a modified high anti-reflection optical film, which belongs to the technical field of optical films, and is characterized by comprising an optical film main body, the optical film main body comprises a base layer, the top of the base layer is provided with an anti-reflection film layer structure, and the top of the anti-reflection film layer structure is provided with a protective film layer structure; the anti-reflection film layer structure comprises a first anti-reflection film layer and a second anti-reflection film layer, the first anti-reflection film layer is arranged on the top of the base layer, the second anti-reflection film layer is arranged on the top of the first anti-reflection film layer, the protective film layer structure comprises an anti-interference layer and a protective layer, the anti-interference layer is arranged on the top of the first anti-reflection film layer, and the protective layer is arranged on the top of the second anti-reflection film layer. According to the optical element, the antireflection film layer structure is arranged, antireflection is carried out on light with different specific wavelengths, the optical film body can achieve the efficient antireflection effect in a wider wavelength range, the transmittance of the optical element in the multi-wavelength light environment is improved, and therefore the imaging quality, the optical communication efficiency and the like are improved.
Owner:JIANGSU DONGTAI SHILI IND MATERIALS CO LTD

Full-automatic film sticking machine

The utility model discloses a full-automatic film sticking machine, and relates to the technical field of film sticking machines, the full-automatic film sticking machine comprises a control console, a portal frame is fixed on the control console, a lifting cylinder is fixed on the portal frame, and a U-shaped frame is fixed at the end part of a cylinder rod of the lifting cylinder; a film pasting roller is movably connected into the U-shaped frame; according to the film pasting device, during film pasting, a cylinder rod of the lifting air cylinder extends out, so that the U-shaped frame provided with the film pasting roller moves downwards until a protective film is pasted on the upper surface of a product, and the protective film is pasted on the product through proper pressure; through the arrangement of a lifting air cylinder, the film pasting device can well adapt to film pasting of products with different thicknesses, and it is guaranteed that the products have the good pasting effect during film pasting; and the rodless cylinder can drive the rectangular frame to move left and right, so that the design is beneficial to film pasting of products with different widths, the products can be better matched with protective films, and the protective films can be neatly pasted on the products.
Owner:DONGGUAN WEIFENG NEW MATERIALS TECH CO LTD