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1. 发明专利

JP2001180671A SPARKLING BEVERAGE CAN AND ITS MANUFACTURING METHOD 失效
公开(公告)号：JP2001180671A
公开(公告)日：2001-07-03
申请号：JP37063199
申请日：1999-12-27
申请人： KAWASAKI STEEL CO
发明人： HIRA TAKAAKI , FURUKIMI OSAMU , TORAO AKIRA , HIGAI KAZUHIKO
IPC分类号： B65D8/00 , B21D51/26
摘要： PROBLEM TO BE SOLVED: To provide a sparkling beverage can keeping good foaming characteristics and having superior flavor and drink taste feel even when a content filled in the can is just tasted directly from the can. SOLUTION: The beverage can is formed of a metal plate formed into the can, and its can inner face bottom is provided with the surface roughness of Ra: 1.0 to 2.0 μm and PPI: 100 or more. The can shape is preferably an open mouth shape and the cover opening method is preferably a full-open method. As the metal plate, a steel plate of the elongation of E1: 45% or more and (r) value of 2.0 or more is used to make the mouth opening rate larger.

2. 发明专利

JPH10109376A NON-ALKALI DECORATING TYPE LUBRICATING RESIN TREATED STEEL PLATE AND MANUFACTURE THEREOF 失效
公开(公告)号：JPH10109376A
公开(公告)日：1998-04-28
申请号：JP26743196
申请日：1996-10-08
申请人： KAWASAKI STEEL CO
发明人： OGATA HIROYUKI , HIGAI KAZUHIKO , OGISHI HIDEO
IPC分类号： B05D3/02 , B05D7/24 , B32B15/08
摘要： PROBLEM TO BE SOLVED: To realize the possession of an excellent primary rust-proofness without the application of a rust resisting oil and of an excellent press-workability without the application of a press oil, excellent weldability, and the possession of an enough adhesion of overcoating film even without zinc phosphate film and of a water-resistant secondary adhesion. SOLUTION: This steel plate has a film, which consists of an urethane-based resin having Tg of 40-100 deg.C and the acid value of 10-50, and a polyethylene wax having Ts of 90-130 deg.C, the coating build-up of which is 0.5-3g/m , the solid ratio of urethane/ polyethylene of which is 97/3-80/20 and the film-forming percentage defined by the following formula of which is 70-100%. The formula: the film-forming percentage (%) of a lubricating treated film = [(the number of particles in an air drived film -the number of particles in an baked film)/the number of particles in the air dried film] ×100, in the formula, the number of particles is the number per 1μm×1μm of urethane-based resin particles and of polyethylene wax particles, which respectively are clearly confirmed when the rupture cross-section of the lubricating film on the surface of a steel plate under the state that the resin-treated steel plate is cooled in liquid nitrogen and then brittly fractured by abruptly apply a force is observed with an electron microscope at 10,000 power.

3. 发明专利

JPH08174758A GALVANIZED STEEL SHEET WITH ORGANIC COATING, EXCELLENT IN LUBRICITY 失效
公开(公告)号：JPH08174758A
公开(公告)日：1996-07-09
申请号：JP32611994
申请日：1994-12-27
申请人： KAWASAKI STEEL CO
发明人： HIGAI KAZUHIKO , OGATA HIROYUKI , NARUSE YOSHIHIRO
IPC分类号： B32B15/082 , B32B15/08 , B32B15/085 , C23C28/00 , C25D11/38
摘要： PURPOSE: To obtain a galvanized steel sheet with an organic coating, which displays excellent lubricity even under severe press molding conditions, by forming a specific chromate coating on one of faces of a zinc- or zinc alloy-galvanized steel sheet and forming a specific hydrophilic resin composition coating on the chromate coating. CONSTITUTION: A chromate layer having a deposited quantity of 2-150mg/m in terms of metal chrome is formed on one of faces of a zincor zinc alloy-galvanized steel sheet. A hydrophilic resin composition coating is formed on the chromate layer. In the case of forming this coating, 10-100 pts.wt. of an aqueous-dispersible polyolefin resin, or of an aqueous-dispersible fluororesin, each having a melting point of at least 50 deg.C, in terms of solid content are contained in the coating with respect to 100 pts.wt. of the solid content of the hydrophilic resin. The aqueous-dispersible polyolefin resin, or the aqueous-dispersible fluororesin, in the hydrophilic resin composition coating is segregated on the surface of the hydrophilic resin coating, and the aqueous-dispersible polyolefin resin, or the aqueous-dispersible fluororesin, is made to be present as particles on the surface of the hydrophilic resin coating in the protortion of 2-30 particles/μm .

4. 发明专利

JP2002127302A BLACK STEEL SHEET 失效
公开(公告)号：JP2002127302A
公开(公告)日：2002-05-08
申请号：JP2000328455
申请日：2000-10-27
申请人： KAWASAKI STEEL CO
发明人： HIGAI KAZUHIKO , TADA CHIYOKO , UNNO SHIGERU , KIKUCHI KATSUHEI
IPC分类号： B05D7/14 , B05D7/24 , B32B15/08 , B32B15/18 , C23C22/18 , C23C22/20 , C23C22/22
摘要： PROBLEM TO BE SOLVED: To provide a black steel sheet excellent in flaw resistance and fingerprint resistance, in which a composition not containing chromium is used so as to obviate a particular waste water treatment required for disposal of haxavalent chromium in the treatment process of a steel sheet or during the use of a surface treated steel sheet produced, which is also excellent in corrosion resistance and is free from the change of a color tone such as a whitening and low glossiness. SOLUTION: The surface of a Zn-Ni plated steel sheet subjected to a blackening treatment is coated with a metallic surface treating composition containing a metal ion, a water dispersible organic resin that is (a) glass transition temperature: 10 to 80 deg.C, (b) solubility parameter: less than 9.8, (c) refractive index: less than 1.55, and acid to deposit a skin layer for the black steel sheet.

5. 发明专利

JP2001271175A SURFACE TREATED GALVANIZED STEEL SHEET 失效
公开(公告)号：JP2001271175A
公开(公告)日：2001-10-02
申请号：JP2000086545
申请日：2000-03-27
申请人： KAWASAKI STEEL CO
发明人： UNNO SHIGERU , OGATA HIROYUKI , TADA CHIYOKO , HIGAI KAZUHIKO
IPC分类号： C23C22/53 , C23C22/07 , C23C22/12 , C23C22/34
摘要： PROBLEM TO BE SOLVED: To provide a galvanized steel sheet excellent in corrosion resistance and causing non-pollution. SOLUTION: A galvanized steel sheet is coated with a water-base composition containing compounds (phosphate, carbonate, nitrate, acetate, hydroxide and fluoride) of Mg, Mn and Al, and organic acid capable of coordinating with metal ions of >= two valences, and the coated film is cured.

6. 发明专利

JP2000327989A COATING COMPOSITION AND LUBRICATION-TREATED METALLIC PLATE 失效
公开(公告)号：JP2000327989A
公开(公告)日：2000-11-28
申请号：JP13719499
申请日：1999-05-18
申请人： KAWASAKI STEEL CO
发明人： HIGAI KAZUHIKO , SUZUKI SACHIKO , OGATA HIROYUKI , UNNO SHIGERU , WAKASA KAZUO
IPC分类号： B05D7/24 , B32B15/08 , C09D133/10
摘要： PROBLEM TO BE SOLVED: To obtain a coating composition improved in an alkali-defilming property, coating film dryability, blocking resistance, rust preventiveness, coating stability and press workability. SOLUTION: This composition is a coating composition comprising an acrylic resin and neutralizer; wherein the acrylic resin comprises (a) a copolymer of a methacrylic ester made from methacrylic acid and a >=2C alcohol, styrene and a carboxyl group-containing monomer and (b) a polymer of a polymeriazable compound with ether linkage.

7. 发明专利

JP2000191976A ALKALI COAT REMOVING TYPE COATING COMPOSITION AND ALKALI COAT REMOVING TYPE LUBRICATION-TREATED METALLIC PLATE 失效
公开(公告)号：JP2000191976A
公开(公告)日：2000-07-11
申请号：JP37302298
申请日：1998-12-28
申请人： KAWASAKI STEEL CO
发明人： HIGAI KAZUHIKO , SUZUKI SACHIKO , OGATA HIROYUKI , MUKOHARA FUMINORI , GOSHIMA YOSHINORI
IPC分类号： B05D7/14 , C09D133/10 , C09D135/06
摘要： PROBLEM TO BE SOLVED: To obtain the subject composition improved in alkali coat removability, coating film dryability, blocking resistance, rustproofness, coating stability and press processability, and to obtain a lubrication-treated metallic plate using the above composition. SOLUTION: This alkali coat removing type coating composition comprises an acrylic resin, a neutralizing agent and additive(s); wherein the acrylic resin is composed of (a) a water-soluble copolymer of a methacrylic ester >=0 deg.C in Tg made from methacrylic acid and a >=2C alcohol, styrene and a carboxyl- bearing monomer and (b) another water-soluble copolymer of styrene and at least one kind of monomer selected from maleic acid, fumaric acid, itaconic acid and monoalkyl esters thereof.

8. 发明专利

JPH09267430A MEMBRANE TREATED HIGH LUBRICATING HOT ROLLED STEEL PANEL EXCELLENT IN PRIMARY RUSTPROOF PROPERTIES, PROCESSABILITY AND WELDABILITY 失效
公开(公告)号：JPH09267430A
公开(公告)日：1997-10-14
申请号：JP10339996
申请日：1996-03-29
申请人： KAWASAKI STEEL CO
发明人： HIGAI KAZUHIKO , OGATA HIROYUKI , OGISHI HIDEO
IPC分类号： B05D7/14 , B32B15/08 , C23C22/07
摘要： PROBLEM TO BE SOLVED: To obtain a membrane treated high lubricating hot rolled steel panel excellent in primary rustproof properties, processability and weldability by applying a hydrophilic resin compsn. containing a hydrophilic resin, hydrocarbon wax and a lubricant to at least one surface of a hot rolled steel panel and setting the bonding amt. of the compsn. after baking to a predetermined amt. SOLUTION: A hydrophilic resin compsn. containing a hydrophilic resin, hydrocarbon wax and a lubricant is applied to at least one surface of a hot rolled steel panel and the adhesion amt. thereof per the single surface of the hot rolled steel panel after baking is set to 0.5-3.0g/m and the surface coating ratio of the resin membrane layer thus formed is raised. As the hydrophilic resin, a polyacrylic resin with a glass transition temp. of 40-90 deg.C is used and, as hydrocarbon wax, water-soluble or water-disparsible one with an m.p. of 40-90 deg.C and a mol.wt. of 500-5,000 is used in amt. of 5-50 pts.wt. per 100 pts.wt. of the hydrophilic resin and, as the lubricant, one composed of a polyolefin resin dispersion with an m.p. of 100-130 deg.C is used in an amt. of 5-20 pts.wt.

9. 发明专利

JP2001164377A BLACK STEEL SHEET 失效
公开(公告)号：JP2001164377A
公开(公告)日：2001-06-19
申请号：JP34930399
申请日：1999-12-08
申请人： KAWASAKI STEEL CO
发明人： HIGAI KAZUHIKO , KIKUCHI KATSUHEI , OGATA HIROYUKI , UNNO SHIGERU
IPC分类号： B05D7/14 , C23C22/07 , C23C22/17 , C23C22/83 , C23C28/00 , C25D11/34
摘要： PROBLEM TO BE SOLVED: To produce a black steel sheet excellent in corrosion resistance, flawing resistance and fingerprint resistance and free from the change of the color tone and the reduction of luster. SOLUTION: A Zn-Ni plated steel sheet subjected to blackening treatment is coated with a coating material composition containing metallic ions, a water soluble organic resin of a specified weight, a water dispersible organic resin and an acid to deposit a film. In the case the composition moreover contains a polyhydric phenolcarboxylic acid and a silane coupling agent, its corrosion resistance and fingerprint resistance furthermore improve.

10. 发明专利

JP2000119558A COATING MATERIAL SUBJECT TO ALKALINE REMOVER AND LUBRICATION-TREATED STEEL PLATE SUBJECT TO ALKALINE REMOVER 失效
公开(公告)号：JP2000119558A
公开(公告)日：2000-04-25
申请号：JP29184598
申请日：1998-10-14
申请人： KAWASAKI STEEL CO
发明人： SUZUKI SACHIKO , HIGAI KAZUHIKO , OGATA HIROYUKI , MUKOHARA FUMINORI , SASAOKA HIDEO
IPC分类号： C10M173/00 , C09D5/00 , C09D5/08 , C09D7/45 , C09D133/06 , C10N30/12 , C10N40/20
摘要： PROBLEM TO BE SOLVED: To obtain a coating material subject to an alkaline remover capable of keeping its blocking resistance, anti-rust property and press-moldability, and of besides improving its own removability due to the alkaline remover along with bearing stability as a coating material. SOLUTION: This coating material is obtained by including (A) an acrylic resin of water-soluble copolymer, (B) a neutralizing agent pref. containing an amine having a boiling point of >=160 deg.C and (C) an additive comprising (i) an alkyl sulfonic acid monoalkyl ester of formula I (R1 is a 10-50C alkyl; and R2 is an 1-8C alkyl) and (ii) at least one kind selected from an alkyl sulfonic acid dialkyl ester group of formula II.

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