34results about How to "Improve film adhesion" patented technology

A permanent photoresist composition comprising: (A) one or more bisphenol A-novolac epoxy resins according to Formula I; wherein each group R in Formula I is individually selected from glycidyl or hydrogen and k in Formula I is a real number ranging from 0 to about 30; (B) one or more epoxy resins selected from the group represented by Formulas BIIa and BIIb; wherein each R₁, R₂ and R₃ in Formula BIIa are independently selected from the group consisting of hydrogen or alkyl groups having 1 to 4 carbon atoms and the value of p in Formula BIIa is a real number ranging from 1 to 30; the values of n and m in Formula BIIb are independently real numbers ranging from 1 to 30 and each R₄ and R₅ in Formula BIIb are independently selected from hydrogen, alkyl groups having 1 to 4 carbon atoms, or trifluoromethyl; (C) one or more cationic photoinitiators (also known as photoacid generators or PAGs); and (D) one or more solvents.

A compositional range of fusion-formable, high strain point sodium free, silicate, aluminosilicate and boroaluminosilicate glasses are described herein. The glasses can be used as substrates for photovoltaic devices, for example, thin film photovoltaic devices such as CIGS photovoltaic devices. These glasses can be characterized as having strain points≧540° C., thermal expansion coefficient of from 6.5 to 10.5 ppm/° C., as well as liquidus viscosities in excess of 50,000 poise. As such they are ideally suited for being formed into sheet by the fusion process.

The invention discloses organic-inorganic hybrid nanometer film coating aluminum powder pigment and a preparation method and application thereof. The preparation method comprises the followings steps: by utilizing organic-inorganic hybrid technology and taking aluminum powder pigment as nuclear, firstly performing free radical polymerization on polymerisable carbon-carbon double bond reaction monomers and polymerisable carbon-carbon double bond organosiloxane; and bonding the obtained polymer and ethyl orthosilicate with the surface of the aluminum powder pigment in a hydrolysis mode, and further coating a layer of organic-inorganic hybrid nanometer film on the surface of the aluminum powder. On the basis of maintaining the lustrousness of the aluminum powder, the prepared organic-inorganic hybrid nanometer film coating aluminum powder pigment has excellent compatibility with resin and good acid and alkaline resistance properties, simultaneously well solves the problem of 'powder falling' when the conventional aluminum powder and single-layer or two-layer costing aluminum powder pigment are applied to metallic coatings, and provides a foundation for applying modified aluminum powder pigment and developing high performance metallic coatings.

An amorphous hard carbon film has low friction coefficient from the beginning of sliding, when the metal oxide is contained in the film. The adhesion of the film to the substrate is also improved due to the low temperature treatment of RF plasma enhanced CVD method. This film can be applied to many sliding members, e.g., a piston ring, a vane of compressor and a plunger of fuel injection pump, used under severe condition.

The present invention relates to a method of lowering dielectric constant of an insulating film including Si, O and CH formed by a chemical vapor deposition process. A process gas containing hydrogen atoms is supplied into a reaction vessel. A microwave is introduced into the reaction vessel to supply a uniform electromagnetic wave, thereby a plasma containing a hydrogen radical is generated in the reaction vessel. The structure of the insulating film is modified by the hydrogen radical contained in the plasma irradiated to the insulating film, lowering the dielectric constant of the film. The microwave is supplied into the reaction vessel through a radial-slot antenna.

PCT No. PCT/JP96/03218 Sec. 371 Date Apr. 30, 1998 Sec. 102(e) Date Apr. 30, 1998 PCT Filed Nov. 1, 1996 PCT Pub. No. WO97/16310 PCT Pub. Date May 9, 1997When producing a laminated metal sheet, the air bubbles taken in when laminating can be lessened so that a laminated metal sheet with low rate of air bubbles can be obtained. For this purpose, in a production method of a laminated metal sheet comprising the steps of laminating of plastic film 2 on at least one side of a metal sheet strip 1, the plastic film is heated to a temperature of between the glass transition temperature of the plastic film and a temperature at which the thermal shrinkage of the film attains 3% when the plastic film is kept for 30 minutes at a constant temperature, and just after the heating, the plastic film is brought into pressure contact with the metal sheet, by which laminated metal sheet in which air bubbles are hard to be taken in when laminating, and the rate of air bubbles is low can be obtained.

The invention discloses a method for processing the surface of a Cu electrode of a multistage depressed collector through graphene, relates to the technology of vacuum electronics, and provides a novel collector processing technology applicable to a high-efficiency travelling-wave tube. According to the method, a grapheme coating is adopted and can be directly used for processing the oxygen-free copper electrode, secondary electron emission is restrained, the recovery efficiency of the multistage depressed collector is improved, and the overall efficiency of the travelling-wave tube is improved. The method is simple in process, controllable in technology and low in cost, and the processed multistage depressed collector can achieve the same secondary electron emission restraining effect as a collector made of graphite. The processed multistage depressed collector has the advantages of a traditional graphite collector, has higher mechanical performance, electric conduction performance and heat conduction performance, and solves the problems that the structure is loose, strength is low and the graphite collector is prone to generating graphite dust under a long-term bombardment of electron beams, thereby effectively improving the efficiency and reliability of the travelling-wave tube.

The invention discloses a self-repairing water-based polymer composite coating, and a preparation method and application thereof, and belongs to the technical field of coating agent production. The preparation method comprises the following steps of: (1) reacting phenylboronic acid, a primary amine compound and NaBH4 to obtain a compound containing a boric acid bond, and performing dehydration, trimerizing and crosslinking to obtain a nitrogen coordination-containing boric acid ester bond compound; and (2) blending and compounding the nitrogen coordination-containing boric acid ester bond compound and a water-based polymer to obtain the self-repairing water-based polymer composite finishing agent. The preparation method disclosed by the invention has the advantages of simple and easily-controlled process, low cost, wide application range and the like, and is suitable for industrial production. The self-repairing water-based polymer composite coating agent prepared by the preparation method has a boron-oxygen six-membered ring and hydrogen bond dual self-repairing structure, can be quickly and efficiently self-repaired in an aqueous medium at room temperature, has the characteristics of good stability, excellent mechanical properties, obvious repairing effect and the like, and can be applied to various room-temperature self-repairing coatings.

It is an object of the present invention to provide an R—T—B system permanent magnet which is easy to apply in the production of an actual R—T—B system permanent magnet, and which contains a plating film that is also effective in securing hardness. The present invention achieves this object by providing an R—T—B system permanent magnet 1 which contains a magnet base body 2 constituted from a sintered body which contains at least main phase grains containing an R₂T₁₄B compound, and a grain boundary phase which contains a larger amount of R than the main phase grains, and a plating film 3 which covers the magnet base body 2 surface and which contains, when C content is defined as Cc (wt. %), 0.005<Cc≦0.2 wt. %.

Disclosed is a multilayer film for a strain-free laminate that is used for flexible TFT substrates or the like. Also disclosed are a laminate obtained by arranging such a multilayer film on a substrate made of an inorganic material, and a method for producing such a laminate. Specifically disclosed is a multilayer film wherein an adhesive resin layer that can be adhered to inorganic materials is arranged on a base film made of a resin. This multilayer film has a first average thermal expansion coefficient at temperatures from 60° C. to 80° C. measured during a first raise of the temperature of the multilayer film from 30° C. to 130° C. by heating the multilayer film, which first average thermal expansion coefficient is larger by 30 to 400 ppm/° C. than a second average thermal expansion coefficient measured at temperatures from 60 to 80° C. during a second raise of the temperature from 30° C. to 130° C. after cooling the multilayer film from 130° C. to 30° C. subsequent to the first raise. Also specifically disclosed is a laminate obtained by sticking such a multilayer film onto at least one surface of a substrate made of an inorganic material. Further specifically disclosed is a method for producing such a laminate wherein the multilayer film is stuck to the substrate of an inorganic material at a temperature of not less than 40° C. and not more than the glass temperature of the resin of the adhesive resin layer.

The invention discloses a method for preparing ceramic membrane on a surface of PE membrane by employing a vacuum magnetron sputtering technology. The method comprises the steps of cutting to-be-processed PE membrane into a required size in a purification room, and mounting the PE membrane on an unwinding roller of a device; starting the roll-roll vacuum magnetron sputtering coating device, and adjusting the device to a technological condition capable of coating; starting an ion source to bombard the PE membrane, and opening hydrocarbon accumulation macromolecule bonds; moreover, starting an intermediate frequency sputtering cathode, sputtering an Si target by utilization of intermediate frequency sputtering cathode reaction, thereby forming an SixNy-ceramic material, embedding the material into the locations of the opened hydrocarbon accumulation molecule bonds, thereby forming the ceramic membrane; carrying out annealing in a vacuum state, thereby eliminating the stress of the ceramic membrane; carrying out winding-unwinding continuous sputtering; finishing whole roll coating; breaking vacuum; taking a winding roller down; carrying out sampling and performance detection; and packaging the product and putting the product in storage. According to the method, a layer of ceramic membrane is deposited on the surface of the PE membrane for a lithium battery by employing the vacuum magnetron sputtering coating technology, the wettability of the PE membrane for electrolyte is improved, and the thermostability of the PE membrane is improved.

A coating composition for lubrication film comprises: (A) a (meth)acrylic acid compound, the (meth)acrylate equivalent weight of which is less than or equal to 100; (B) a (meth)acrylic acid compound, the (meth)acrylate equivalent weight of which is in the range of 120 to 300; (C) a thermosetting resin and/or high energy beam-curable resin; and (D) at least one type of solid lubricant. The coating composition is capable of forming a resin film having high adhesion to the surfaces of various types of substrates by heating and/or high energy beam irradiation.

Sodium-containing aluminosilicate and boroaluminosilicate glasses are described herein. The glasses can be used as substrates for photovoltaic devices, for example, thin film photovoltaic devices such as CIGS photovoltaic devices. These glasses can be characterized as having strain points ≧540° C., thermal expansion coefficient of from 6.5 to 9.5 ppm/° C., as well as liquidus viscosities in excess of 50,000 poise. As such they are ideally suited for being formed into sheet by the fusion process.

Novel film compositions are described for use in the processing of meat products, particularly as sausage casings and wrappers for hams and other cured meat products. By combining gelatin and other hydrocolloid film forming polymer materials, edible film compositions are achieved by solution casting which exhibit superior and desirable properties for adhering to the meat product and presenting a shining, appealing surface.

Provided is a method for producing a glass plate having a film, in which a laminated film that is black when viewed from the glass-plate side and that is obtained by laminating a plurality of films isformed on the glass plate, wherein a step for forming the laminated film is provided with an inorganic film formation step S1 for forming an inorganic film that includes at least a precious metal onthe glass plate, a heating step S2 for heating the inorganic film, an electroless plating step S3 for forming an electroless-plated metal film on the inorganic film, and an electroplating step S4 forforming an electroplated metal film on the electroless plated metal film. A pyrophosphoric acid inorganic bath is used in the electroplating step S4.

The invention discloses a method for improving adhesive force of a metal film circuit on a silicon wafer, which belongs to the technical field of microwave integrated circuit micromachining. The method comprises the following steps of: growing a metal film on the silicon wafer by adopting normal-temperature direct-current magnetron sputtering, completing the patterning of the metal film circuit, then putting the silicon wafer into a high-temperature and high-pressure atmosphere furnace, carrying out heat preservation and pressure maintaining treatment for a certain period of time, and then cooling and taking out the silicon wafer. Compared with the prior art, the method provided by the invention has the advantages that the adhesive force of a metal film circuit film layer is remarkably improved, the overall process time is shortened by more than a half by a normal-temperature magnetron sputtering process, and the requirements of silicon-based cavity circulator device production on device reliability and production efficiency are met.