Abstract: An aim of the invention is to provide a cleaning member which causes no contamination of a substrate processing equipment by ionic impurities in the removal of foreign matters attached to the interior of the equipment through cleaning by the conveyance thereof into the equipment, a cleaning member which causes little contamination of a substrate processing equipment by metal impurities attributed to a protective film in the removal of foreign matters attached to the interior of the equipment through cleaning by the conveyance thereof into the equipment and a cleaning member which causes no contamination of a substrate processing equipment by metal impurities in the removal of foreign matters attached to the interior of the equipment through cleaning by the conveyance thereof into the equipment.

Abstract: The present invention provides a cleaning substrate of a substrate processing equipment, which comprises a cleaning layer comprising a heat resistant resin with a storage modulus (1 Hz) at 20° C. up to 150° C. being 5×107 Pa to 1×109 Pa on at least one face of the substrate; and a polyimide resin suitable as the heat resistant resin for the cleaning layer and usable under circumstances possibly involving the generation of serious disadvantages due to silicone contamination, such as for HDD application and some semiconductor applications.

Abstract: A cleaning sheet for cleaning foreign matters away from the interior of the substrate processing equipment is provided. The cleaning sheet includes a cleaning layer having substantially no tackiness and having a tensile modulus of not lower than 0.98 N/mm2 as determined according to JIS K7127. Alternatively, the cleaning sheet includes a cleaning layer having a Vickers hardness of not lower than 10 MPa.

Abstract: The present invention relates to a high-tensile-strength low alloy carbon steel (in the form of a steel sheet, a steel pipe, a section steel or a wire rod), for a building structure, said high-tensile-strength steel being excellent in high temperature strength during a relatively short span of about one hour in the temperature from 600° C. to 800° C. and being used in the field of building construction, civil engineering, an offshore structure, shipbuilding, a reservoir tank or the like; and, more specifically, is a high-tensile-strength steel excellent in high temperature strength, characterized by containing, in mass, C at not less than 0.005% to less than 0.08%, Si at not more than 0.5%, Mn at 0.1 to 1.6%, P at not more than 0.02%, S at not more than 0.01%, Mo at 0.1 to 1.5%, Nb at 0.03 to 0.3%, Ti at not more than 0.025%, B at 0.0005 to 0.003%, Al at not more than 0.06%, and N at not more than 0.006%, with the balance consisting of Fe and unavoidable impurities and satisfying the expression p??0.0029×T+2.

Abstract: A cleaning member comprising a cleaning layer which is non-adhesive at the temperature range of 25 to 200° C. and has a tensile elastic modulus (Young's modulus) of 3,000 MPa or less, particularly preferably 100 MPa or less, a cleaning sheet having the above cleaning layer as such a cleaning member, or a carrying member with a cleaning function having the above cleaning layer on the carrying member.

Abstract: A cleaning sheet for cleaning foreign matters away from the interior of the substrate processing equipment is provided. The cleaning sheet includes a cleaning layer having substantially no tackiness and having a tensile modulus of not lower than 0.98 N/mm2 as determined according to JIS K7127. Alternatively, the cleaning sheet includes a cleaning layer having a Vickers hardness of not lower than 10 MPa.

Abstract: A cleaning sheet which comprises a porous layer as a cleaning layer; or a cleaning sheet which comprises a sheet material having a porous layer and, formed on one side of the sheet material, an adhesive layer.

Abstract: An automobile strength member, having a cross-sectional shape giving a high bending repulsion at the beginning of impact and able to reduce the production cost and lighten the weight and achieve a greater improvement in safety and a reduction of cost of an automobile, that is, an automobile strength member comprised of a rectangular steel tube with a square cross-section, simultaneously satisfying the following relations (1) to (3), and having a strength of at least 690 MPa in terms of tensile strength: R1?5t ??(1) tR?1.1t ??(2) R1?R2 ??(3) where, t: thickness of side (mm) tR: thickness of corner (mm) R1: outside corner R (mm) R2: inside corner R (mm) where both a maximum value and minimum value of hardness at a cross-section of the rectangular steel tube are in the range of within ±30% of the average value of the entire cross-section.

Abstract: A cleaning sheet comprising: a cleaning layer; and a protective film treated with a releasing agent comprising a silicone, the protective film being provided as a separator on at least one side of the cleaning layer, wherein an amount of silicone attached to the cleaning layer when the separator is peeled off from the cleaning layer is 0.005 g/m2 or less as calculated in terms of polydimethylsiloxane.

Abstract: The invention provides cleaning sheets for use in cleaning, e.g., various substrate-processing apparatus, systems for conveying exposure masks (reticles) in microfabrication, etc., and a method of cleaning these with the cleaning sheets. A cleaning sheet which comprises a sheet material comprising a thermoset resin layer having porosity and, formed on one side of the sheet material, a pressure-sensitive adhesive layer comprising a thermoplastic resin.

Abstract: A cleaning sheet which comprises a cleaning layer having a tensile stress at 10% strain of from 0.3 to 3,000 N/mm2 or a carrying member with a cleaning function wherein at least one side of the carrying member has a cleaning layer having a tensile stress at 10% strain of from 0.3 to 3,000 N/mm2, particularly, a cleaning sheet or a carrying member with a cleaning function of the aforementioned constructions, wherein the aforementioned cleaning layer comprises a resin layer having been hardened by an active energy source or a polymer resin having heat resistance.

Abstract: A cleaning sheet has a cleaning layer having a surface resistivity not less than 1×1013 &OHgr;/□. In a method of manufacturing a conveying member with a cleaning function, for sticking the cleaning sheet, in which the cleaning layer formed of an adhesive that is polymerized/cured by an active energy is provided onto one surface of a base material and an ordinary adhesive layer is provided onto the other surface thereof, onto the conveying member via an ordinary adhesive layer to have a shape larger than the shape of the conveying member and then cutting the cleaning sheet along a shape of the conveying member, wherein a polymerizing/curing reaction of the cleaning layer is carried out after the cleaning sheet is cut out into the shape of the conveying member.

Abstract: A cleaning sheet comprising a cleaning layer and a releasable protective film laminated on the cleaning layer, wherein each of the relative intensities of the fragment ions of CH3Si+, C3H9Si+, C5H15Si2O+, C5H15Si3O3+, C7H21Si3O2+, CH3SiO−, CH3SiO2− and Si+ in the cleaning layer, when the protective film is peeled off the cleaning layer, is 0.1 or less according to time-of-flight secondary ion mass spectrometry, relative to C2H3+ in the case of positive ion or O− in the case of negative ion.

Abstract: An object of the present invention is to provide a lightweight strengthening member for an automobile, excellent in crush resistance in the axial direction and having high flexural strength. Further, another object thereof is to provide a strengthening member which does not generating cracks even when a high-strength steel sheet is used.

Abstract: A label sheet for cleaning is formed of a label for cleaning including a cleaning layer having a 180° peeling adhesion to a silicon wafer of 0.20 N/10 mm or less after receiving an active energy and an adhesive layer provided on one of surfaces of said cleaning layer, and a separator on which the label is removably provided through the adhesive layer.

Abstract: A cleaning sheet has a cleaning layer having a surface resistivity not less than 1×103 &OHgr;/□. In a method of manufacturing a conveying member with a cleaning function, for sticking the cleaning sheet, in which the cleaning layer formed of an adhesive that is polymerized/cured by an active energy is provided onto one surface of a base material and an ordinary adhesive layer is provided onto the other surface thereof, onto the conveying member via an ordinary adhesive layer to have a shape larger than the shape of the conveying member and then cutting the cleaning sheet along a shape of the conveying member, wherein a polymerizing/curing reaction of the cleaning layer is carried out after the cleaning sheet is cut out into the shape of the conveying member.

Abstract: An object of the present invention is to provide a lightweight strengthening member for an automobile, excellent in crush resistance in the axial direction and having high flexural strength. Further, another object thereof is to provide a strengthening member which does not generating cracks even when a high-strength steel sheet is used.

Abstract: A low-staining adhesive sheet provided with an adhesive layer containing as the main component a pressure-sensitive adhesive polymer on a base film, wherein the pressure-sensitive adhesive polymer is substantially free from oligomeric low-molecular weight matters; and a method for removing a resist material by using this low-staining adhesive sheet. This low-staining adhesive sheet gives no organic staining matters remaining on the surface of article (for example, substrate) to be used as an adherend and is useful in removing a resist material and foreign matters, and re-peeling surface-protectors, masking materials, and other materials.

Abstract: A cleaning sheet for cleaning foreign matters away from the interior of the substrate processing equipment is provided. The cleaning sheet includes a cleaning layer having substantially no tackiness and having a tensile modulus of not lower than 0.98 N/mm2 as determined according to JIS K7127. Alternatively, the cleaning sheet includes a cleaning layer having a Vickers hardness of not lower than 10.

Abstract: To provide a super-high strength line pipe that is excellent in low temperature toughness, can be field welded easily, and has a tensile strength of at least 900 MPa (exceeding ×100 of the API standard), and a production method thereof. The present invention relates to a super-high strength line pipe produced by shaping a steel plate into a pipe shape and arc welding seam portions, the strength of a base steel portion is 900 to 1,100 MPa and the strength of the weld metal is higher than the base steel strength −100 MPa. In the steel pipe, the Ni content of the weld metal is higher by at least 1% than that of the base steel. The combination of the chemical components of the steel plate with those of the weld metal, for accomplishing these steel pipes by a U&O step is shown concretely. A production method of the steel plate and the welding method for achieving the steel pipe are also described.