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751results about How to "Reduce bond strength" patented technology

Intermediate film for laminated glass and laminated glass

The object of the present invention is to provide an interlayer film for laminated glass which exerts excellent heat insulation or electromagnetic wave transmittance and which is suitable for producing a laminated glass having excellent fundamental performance characteristics required for the laminated glass, such as transparency, especially good haze, appropriate bond strength between an interlayer film and glass, penetration resistance, impact absorption, weather resistance, and so on. Also, the object of the present invention is to provide a laminated glass produced by using the above-mentioned interlayer film. These objects are realized by the interlayer film for laminated glass comprising an adhesive resin, wherein the average particle diameter of tin-doped indium oxide and/or antimony-doped tin oxide is ranging from 0 to 80 nm, and the number of the tin-doped indium oxide or antimony-doped tin oxide particles with a particle diameter of not less than 100 nm are dispersed not more than 1 per 1 mum<2>, and also, by a laminated glass produced by interposing said interlayer film for laminated glass between at least a pair of glass sheets having a visible light transmittance rate (Tv) of not less than 65% in the light rays of 380 to 780 nm, a solar radiation transmittance rate (Ts) in the light rays of 300 to 2500 nm of not more than 80% of the mentioned visible light transmittance rate (Tv), the haze value (H) of up to 1.0% and electromagnetic wave shield (DeltadB) of not more than 11 dB in the wavelength of 10 to 2000 MHz.
Owner:SEKISUI CHEM CO LTD

Integral PSIR door for an instrument panel and method for making same

An air bag cover assembly comprises a flexible plastic air bag door closing an air bag deployment opening in a hard plastic retainer. A door outer edge abuts and is mechanically locked to an inner edge of the opening. The interlock comprises a protrusion in the door outer edge, which mates with a complementary recess in the inner edge of the opening. The interlock blocks outward and inward air bag door movement. The door and retainer are made of plastics, which generally do not adhere easily to one another. Silicone may be sprayed on the door outer edge to further reduce adhesion or where plastics, which generally adhere to one another, are used. Preferably, the exterior and interior surfaces of the door and retainer lie flush with one another. The door includes a flexible hinge flange that extends from an interior door surface and attaches the door to the vehicle structure. The hinge flange allows the door to swing outward upon air bag deployment while retaining the door to the vehicle structure. A steel door insert may be included to add rigidity, strength or dimensional stability to the door. The assembly is constructed by molding molten retainer material in a mold cavity that contains the door so that the retainer material flows around the door to form the mechanical interlock.
Owner:TEXTRON AUTOMOTIVE +1

Laser repair method for abraded centrifugal fan bearing block

The invention relates to a laser repair method of the mechanical repair field, in particular to a laser repair method for an abraded centrifugal fan bearing block. The laser repair method comprises the following steps of: cleaning a workpiece, detecting the dimensions of each part and determining a damaged part and the abrasion loss thereof; carrying out circular runout and end face runout detection on the workpiece; carrying out failure analysis and service life evaluation on the workpiece; removing the fatigue layer of the damaged part of the centrifugal fan bearing block and washing clean; detecting the hardness and the component of the parent material of the centrifugal fan bearing block; according to a detection result, preparing cladding powder, regulating the operating data of a laser device, setting a laser cladding technical parameters and carrying out laser cladding on the damaged part of the centrifugal fan bearing block by adopting a synchronous powder feeding mode; carrying out mechanical processing according to the requirement; carrying out surface colouration flaw detection on the processed workpiece, and detecting the processing precision of the centrifugal fan bearing block; and checking the centrifugal fan bearing block. The method has the advantages of high abrasion resistance, high hardness, high fusing rate of a cladding layer and the parent material of the bearing block, small deformation of the bearing block and the like.
Owner:河北瑞兆激光再制造技术股份有限公司

Steel sheet for dissimilar materials weldbonding to aluminum material and dissimilar materials bonded body

Disclosed is a steel sheet for dissimilar materials weldbonding to an aluminum material, the steel sheet containing, in mass, C: 0.02 to 0.3%, Si: 0.2 to 5.0%, Mn: 0.2 to 2.0%, and Al: 0.002 to 0.1%, further one or more of Ti: 0.005 to 0.10%, Nb: 0.005 to 0.10%, Cr: 0.05 to 1.0%, and Mo: 0.01 to 1.0%, and the balance consisting of Fe and unavoidable impurities. In the steel sheet, (i) the proportion of the oxide containing Mn and Si by 1 at. % or more in total in the external oxide layer which is newly formed after an original oxide layer having already existed on the surface of the steel sheet is once removed and now exists on the surface of the base steel material of the steel sheet is 50 to 80% in terms of the average proportion of the total length of the oxide to 1 μm length of the interface between the base steel material and the external oxide layer nearly in the horizontal direction, (ii) the proportion of the internal oxide, including oxide at the grain boundary, which exists in the steel region up to the depth of 10 μm from the surface of said base steel material of said steel sheet and contains Mn and Si by 1 at. % or more in total is 3% or more to less than 10% in terms of the average area percentage of said internal oxide in the visual field of 10 μm2 of said steel region, (iii) the proportion of the internal oxide, including oxide at the grain boundary, which exists in the steel region exceeding 10 μm in depth from the surface of said base steel material of said steel sheet and contains Mn and Si by 1 at. % or more in total is 0.1% or less in terms of the average area percentage of said internal oxide in the visual field of 10 μm2 of said steel region.
Owner:KOBE STEEL LTD
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