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1. 发明专利

JP2005297380A Laminated polyester film for coating metal sheet and method for manufacturing the same, laminated polyester film-coated metal sheet and method for manufacturing the same and laminated polyester film-coated metal can 审中-公开
标题翻译：用于涂覆金属片的层压聚酯薄膜及其制造方法，层压聚酯薄膜包覆金属片及其制造方法和层压聚酯薄膜包覆金属罐
公开(公告)号：JP2005297380A
公开(公告)日：2005-10-27
申请号：JP2004117555
申请日：2004-04-13
申请人： Daiwa Can Co Ltd , Toyobo Co Ltd , 大和製罐株式会社 , 東洋紡績株式会社
发明人： MORI KUNIHARU , ISAKA TSUTOMU , FUJITA HIROHISA , OHASHI HIDETO , HAYASHI TOMOHIKO , TAKAO YUKIHIRO
IPC分类号： B65D25/14 , B32B15/08 , B32B15/09 , B32B27/36 , B65D65/40
摘要： PROBLEM TO BE SOLVED: To provide a laminated polyester film for coating a metal sheet with a wide part for laminating the metal sheet, with little material loss, and being hardly broken, and in addition, to provide a laminated polyester film-coated metal sheet capable of drawing and wiping at a high speed and a high degree of processing, and having excellent can manufacturing properties. SOLUTION: The laminated polyester film for coating the metal sheet has a laminated constitution of a layer A/a layer B/a layer A, wherein the layer A comprises a crystalline polyester with a melting point of ≥180°C, the layer B comprises a polyester resin composition in which a polyester and an olefin polymer with a functional group of 200-2,000 equivalent/ton and an equivalent value sphere converted diameter of 0.25-2.0 μm are mixed by a ratio of 70/30-99/1 wt.%, and a molten resin film of a laminated resin composition of the layer A/the layer B/the layer A is solidified on a cooling roll with a surface roughness (Ra) of ≥0.2 μm and 3 . In addition, the laminated polyester film-coated metal sheet is obtained by covering the metal sheet with the laminated film. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于层压金属片的宽幅金属片的层压聚酯膜，材料损失少，几乎不破裂，另外，为了提供层压聚酯膜 - 能够以高速和高加工度进行拉伸和擦拭的涂布金属板，并具有优异的罐制造性能。解决方案：用于涂覆金属片的叠层聚酯膜具有层A /层B /层A的层压结构，其中层A包括熔点≥180℃的结晶聚酯，层B包含聚酯树脂组合物，其中聚酯和官能团为200-2000当量/吨，当量球转化直径为0.25-2.0μm的烯烃聚合物以70 / 30-99 / 1重量％，层A /层B /层A的层叠树脂组合物的熔融树脂膜在表面粗糙度（Ra）≥0.2μm且<4.0μm的冷却辊上固化，以及在纵向方向上单轴拉伸以具有≤0.1μm的表面粗糙度（Ra）和≤1.360g/ cm 3的密度。此外，通过用层压膜覆盖金属片，获得层压聚酯膜涂覆金属片。版权所有（C）2006，JPO＆NCIPI

2. 发明专利

JP2005178047A Polyester film-coated metal sheet, its manufacturing method and polyester film-coated metal can 有权
标题翻译：聚酯薄膜包覆金属片，其制造方法和聚酯薄膜包覆金属
公开(公告)号：JP2005178047A
公开(公告)日：2005-07-07
申请号：JP2003418750
申请日：2003-12-16
申请人： Daiwa Can Co Ltd , Toyobo Co Ltd , 大和製罐株式会社 , 東洋紡績株式会社
发明人： KONDO YOSHITERU , TAKAO YUKIHIRO , MATSUMURA JUNJI , HAYASHI TOMOHIKO , MORI KUNIHARU , FUJITA HIROHISA , OHASHI HIDETO , ISAKA TSUTOMU
IPC分类号： B65D8/16 , B29C65/02 , B29K67/00 , B29L9/00 , B29L22/00 , B32B15/08 , B32B15/09 , B65D65/40
CPC分类号： B29C66/71
摘要： PROBLEM TO BE SOLVED: To provide a polyester film-coated metal sheet excellent in can making properties, its manufacturing method and a polyester film-coated metal can having excellent characteristics. SOLUTION: The polyester film coated metal sheet is constituted by coating a metal sheet with a polyester film (AF) of layer (I)/layer (II) on the inner surface of a can and coating the metal sheet with a polyester film (BF) on the outer surface of the can. Herein, the layer (I) comprises a mixed polyester wherein wax is compounded with ethylene terephthalate and butylene terephthalate and the layer (II) comprises a polyester wherein 95 mol% or below of the total acid component residue is terephthalic acid residue and 5 mol% or above thereof comprises an ≥10C aliphatic dicarboxylic acid. The polyester film (BF) comprises the same mixed polyester as the layer (I). The polyester films are respectively bonded and applied to both sides of the metal sheet under pressure so that the layer (II) comes into contact with the metal sheet on the inner surface of the can and the polyester film (BF) comes into contact with the metal sheet on the outer surface of the can to obtain the polyester film-coated metal sheet. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供可制造性能优异的聚酯薄膜包覆金属片，其制造方法和具有优异特性的聚酯薄膜包衣金属罐。＆lt; P＆gt;解决方案：聚酯薄膜包衣金属片是通过在罐的内表面上涂覆具有层（I）/层（II）的聚酯膜（AF）的金属板和用聚酯涂覆金属片薄膜（BF）在罐的外表面上。这里，层（I）包含混合聚酯，其中蜡与对苯二甲酸乙二醇酯和对苯二甲酸丁二醇酯复合，层（II）包含聚酯，其中总酸成分残基的95mol％或更低是对苯二甲酸残基和5mol％或其上包含≥10C脂族二羧酸。聚酯膜（BF）包含与层（I）相同的混合聚酯。分别在压力下将聚酯薄膜粘合并施加到金属板的两侧，使得层（II）与罐的内表面上的金属片接触，并且聚酯膜（BF）与将金属片放在罐的外表面上，得到聚酯薄膜包覆的金属片。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2005178045A Polyester film coated metal sheet, its manufacturing method and polyester film coated metal can 有权
标题翻译：聚酯薄膜涂层金属板，其制造方法和聚酯薄膜涂层金属罐
公开(公告)号：JP2005178045A
公开(公告)日：2005-07-07
申请号：JP2003418732
申请日：2003-12-16
申请人： Daiwa Can Co Ltd , Toyobo Co Ltd , 大和製罐株式会社 , 東洋紡績株式会社
发明人： KONDO YOSHITERU , TAKAO YUKIHIRO , MATSUMURA JUNJI , HAYASHI TOMOHIKO , MORI KUNIHARU , FUJITA HIROHISA , OHASHI HIDETO , ISAKA TSUTOMU
IPC分类号： B65D25/14 , B29C65/02 , B29K67/00 , B29L9/00 , B29L22/00 , B32B15/08 , B32B15/09 , B65D25/34 , C08G63/183 , C08K5/524 , C08L67/02
CPC分类号： B29C66/71
摘要： PROBLEM TO BE SOLVED: To provide a polyester film coated metal sheet excellent in can making properties, its manufacturing method and a polyester film coated metal can having excellent characteristics. SOLUTION: The polyester film coated metal sheet is constituted by coating a metal sheet with a polyester film (AF) of layer (I)/layer (II) on the inner surface side of a can and coating the metal sheet with a polyester film (BF) on the outer surface side of the can. Herein, the layer (I) comprises a mixed polyester containing ethylene terephthalate, butylene terephthalate and a stabilizer and the layer (II) comprises a polyester wherein 95 mol% or below of the total acid component residue is terephthalic acid residue and 5 mol% or above thereof comprises an ≥10C aliphatic dicarboxylic acid. The polyester film (BF) comprises the same mixed polyester as the layer (I). (AF) and (BF) are bonded to both sides of the metal sheet under pressure so that the layer (II) of (AF) becomes the innermost surface side and (AF), the metal sheet and (BF) come into contact with each other to obtain the polyester film coated metal sheet. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供可制造性能优异的聚酯薄膜包覆金属片，其制造方法和具有优异特性的聚酯薄膜包衣金属罐。解决方案：聚酯薄膜包覆的金属片是通过在罐的内表面侧上涂覆层（I）/层（II）的聚酯膜（AF）的金属板和涂覆金属片聚酯膜（BF）在罐体的外表面侧。这里，层（I）包含含有对苯二甲酸乙二醇酯，对苯二甲酸丁二醇酯和稳定剂的混合聚酯，层（II）包含聚酯，其中95重量％以下的总酸成分残基为对苯二甲酸残基和5摩尔％其上包含≥10C脂族二羧酸。聚酯膜（BF）包含与层（I）相同的混合聚酯。（AF）和（BF）在压力下结合到金属板的两侧，使得（AF）的层（II）成为最内表面侧和（AF），金属板和（BF）与彼此获得聚酯薄膜涂层金属板。版权所有（C）2005，JPO＆NCIPI

4. 发明专利

JP2005144727A Polyester film coated metal sheet, its manufacturing method and polyester film coated metal can 审中-公开
标题翻译：聚酯薄膜涂层金属板，其制造方法和聚酯薄膜涂层金属罐
公开(公告)号：JP2005144727A
公开(公告)日：2005-06-09
申请号：JP2003382103
申请日：2003-11-12
申请人： Daiwa Can Co Ltd , Toyobo Co Ltd , 大和製罐株式会社 , 東洋紡績株式会社
发明人： KONDO YOSHITERU , TAKAO YUKIHIRO , MATSUMURA JUNJI , HAYASHI TOMOHIKO , MORI KUNIHARU , FUJITA HIROHISA , OHASHI HIDETO , ISAKA TSUTOMU
IPC分类号： B65D8/16 , B29C65/44 , B29K67/00 , B29L7/00 , B29L9/00 , B29L22/00 , B32B15/08 , B32B15/09 , B65D65/40 , C08L67/02
CPC分类号： B29C66/71
摘要： PROBLEM TO BE SOLVED: To provide a polyester film coated metal sheet excellent in can making properties under a condition of a high speed/high processing degree, and a polyester film coated metal can having corrosion resistance and good dent resistance, excellent in content preservability, not causing a whitening phenomenon even if subjected to hot water treatment or warm water treatment and ensuring beautiful can appearance. SOLUTION: This polyester film coated metal sheet is manufactured by heating a mixed polyester, which is prepared by compounding 0.01-0.15 pts.wt. of wax with 100 pts.wt. of a mixed polyester wherein a weight mixing ratio of a polyester based on ethylene terephthalate and a polyester based on butylene terephthalate is 60:40-30:70 wt.%, to the melting point of the mixed polyester or above and subsequently quenching the heated mixed polyester. The polyester film coated metal can is characterized in that the density of the polyester film applied to the inner surface of a can is 1.320 g/cm 3 or below. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供在高速/高加工度的条件下具有优良的制罐性能的聚酯薄膜包衣金属片，以及具有耐腐蚀性和耐凹陷性的聚酯薄膜包衣金属罐，优异的含量保持性，即使进行热水处理或温水处理也不会引起美白现象，并且可以保持美观。解决方案：该聚酯薄膜包衣金属片是通过加热混合的聚酯制备的，该混合聚酯是通过混合0.01-0.15重量份的蜡与100重量份的混合聚酯，其中基于对苯二甲酸乙二醇酯的聚酯与基于对苯二甲酸丁二醇酯的聚酯的重量混合比为60:40-30:70重量％，相对于混合聚酯或更高的熔点，随后淬灭加热混合聚酯。聚酯薄膜包衣金属罐的特征在于，施加于罐内表面的聚酯薄膜的密度为1.320g / cm 3 / SP>以下。版权所有（C）2005，JPO＆NCIPI

5. 发明专利

JP2005139365A Polyester film for metal plate coating, method for producing the same and method for producing polyester film-coated metal plate 审中-公开
标题翻译：用于金属板涂料的聚酯膜，其制造方法和用于生产聚酯薄膜包覆金属板的方法
公开(公告)号：JP2005139365A
公开(公告)日：2005-06-02
申请号：JP2003379180
申请日：2003-11-07
申请人： Daiwa Can Co Ltd , Toyobo Co Ltd , 大和製罐株式会社 , 東洋紡績株式会社
发明人： MORI KUNIHARU , FUJITA HIROHISA , OHASHI HIDETO , ISAKA TSUTOMU , KONDO YOSHITERU , TAKAO YUKIHIRO , MATSUMURA JUNJI , HAYASHI TOMOHIKO
IPC分类号： C08J5/18 , B32B15/08 , B32B15/09 , C08L67/02
摘要： PROBLEM TO BE SOLVED: To provide a polyester film for metal plate coating, having a wide center part having uniform thickness, scarcely causing breakage of the film when cutting and removing the both ends, having little material loss, because the both ends can be recycled, excellent in a can-making property and scarcely causing whitening of the film and to provide a method for producing the film and a method for producing a polyester film-coated metal plate.
SOLUTION: The polyester film having ≤0.1 μm surface roughness (Ra) is obtained by solidifying a melted resin film of polyester containing a polyester mainly composed of ethylene terephthalate and a polyester mainly composed of butylene terephthalate in (60:40) to (30:70) mixing ratio (weight ratio) and further compounding wax in an amount of 0.01-0.15 pts. wt. based on 100 pts. wt. polyester therewith by using a cooling roll having ≥0.2 μm and
摘要翻译：要解决的问题：为了提供一种用于金属板涂覆的聚酯膜，具有宽的中心部分具有均匀的厚度，在切割和去除两端时几乎不会导致膜的断裂，材料损失很小，因为两端可再循环，制罐性优异，几乎不引起薄膜的白化，提供薄膜的制造方法以及聚酯薄膜包覆金属板的制造方法。解决方案：通过将主要由对苯二甲酸乙二醇酯和主要由对苯二甲酸丁二醇酯组成的聚酯（60:40）的聚酯的聚酯的熔融树脂膜固化成（60:40）的聚酯树脂膜，得到具有≤0.1μm表面粗糙度（Ra）的聚酯膜，（30:70）混合比（重量比）和进一步混合蜡的量为0.01-0.15点。重量。基于100点。重量。通过使用≥0.2μm的冷却辊和<4.0μm的表面粗糙度（Ra）进行聚酯，然后在至少垂直方向上使固化的树脂膜单轴取向。聚酯薄膜包覆金属板的制造方法包括将聚酯薄膜层叠在加热金属板上的工序。版权所有（C）2005，JPO＆NCIPI

6. 发明专利

JP2005297379A Laminated polyester film for coating metal sheet and method for manufacturing the same, laminated polyester film-coated metal sheet and method for manufacturing the same, and laminated polyester film-coated metal can 审中-公开
标题翻译：用于涂覆金属片的层合聚酯薄膜及其制造方法，层压聚酯薄膜包覆金属片及其制造方法和层压聚酯薄膜包覆金属罐
公开(公告)号：JP2005297379A
公开(公告)日：2005-10-27
申请号：JP2004117551
申请日：2004-04-13
申请人： Daiwa Can Co Ltd , Toyobo Co Ltd , 大和製罐株式会社 , 東洋紡績株式会社
发明人： MORI KUNIHARU , ISAKA TSUTOMU , FUJITA HIROHISA , OHASHI HIDETO , HAYASHI TOMOHIKO , TAKAO YUKIHIRO
IPC分类号： B65D8/16 , B29C55/04 , B29C65/02 , B29K23/00 , B29K67/00 , B29L7/00 , B29L9/00 , B29L22/00 , B32B15/08 , B32B15/09 , B32B27/36 , B65D65/40
CPC分类号： B29C66/71
摘要： PROBLEM TO BE SOLVED: To provide a laminated polyester film for coating a metal sheet with a wide part for laminating the metal sheet, with a little material loss and being hardly broken, and in addition, to provide a laminated polyester film-coated metal sheet capable of drawing and wiping at a high speed and a high degree of processing and having excellent can manufacturing properties. SOLUTION: The laminated polyester film for coating the metal sheet has a laminated constitution of a layer A/a layer B, wherein the layer A comprises a crystalline polyester with a melting point of ≥180°C, and the layer B comprises a polyester resin composition in which a polyester and an olefin polymer with a functional group of 200-2,000 equivalent/ton and an equivalent sphere-converted diameter of 0.25-2.0 μm are mixed by a ratio of 70/30-99/1 wt.%, and a molten resin film of a laminated resin composition of the layer A/the layer B is solidified on a cooling roll with a surface roughness (Ra) of ≥0.2 μm and 3 . In addition, the laminated polyester film-coated metal sheet is obtained by covering the metal sheet with the laminated film. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供用于层压金属片的宽部分的金属片的层压聚酯膜，具有少量材料损失并且几乎不破裂，此外，为了提供层压聚酯膜 - 能够以高速，高加工度进行拉伸和擦拭的涂布金属板，并具有优异的罐制造性能。解决方案：用于涂覆金属片的叠层聚酯膜具有层A /层B的层压结构，其中层A包括熔点≥180℃的结晶聚酯，层B包含将聚酯和官能团为200-2000当量/重量的烯烃聚合物和等效球体转化直径为0.25-2.0μm的聚酯树脂组合物以70 / 30-99 / 1重量比的比例混合。％，层A /层B的层叠树脂组合物的熔融树脂膜在表面粗糙度（Ra）≥0.2μm且<4.0μm的冷却辊上固化，并且在纵向上单轴拉伸方向具有≤0.1μm的表面粗糙度（Ra）和≤1.360g/ cm 3的密度。此外，通过用层压膜覆盖金属片，获得层压聚酯膜涂覆金属片。版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2005178046A Polyester film-coated metal sheet, its manufacturing method and polyester film-coated metal can 有权
标题翻译：聚酯薄膜包覆金属片，其制造方法和聚酯薄膜包覆金属
公开(公告)号：JP2005178046A
公开(公告)日：2005-07-07
申请号：JP2003418743
申请日：2003-12-16
申请人： Daiwa Can Co Ltd , Toyobo Co Ltd , 大和製罐株式会社 , 東洋紡績株式会社
发明人： KONDO YOSHITERU , TAKAO YUKIHIRO , MATSUMURA JUNJI , HAYASHI TOMOHIKO , MORI KUNIHARU , FUJITA HIROHISA , OHASHI HIDETO , ISAKA TSUTOMU
IPC分类号： B65D25/14 , B29C65/02 , B29K67/00 , B29L9/00 , B29L22/00 , B32B15/08 , B32B15/09 , B65D25/34 , C08G63/183 , C08K5/524 , C08L67/02
CPC分类号： B29C66/45 , B29C66/1122 , B29C66/4322 , B29C66/71 , B29C66/723 , B29K2067/00
摘要： PROBLEM TO BE SOLVED: To provide a polyester film-coated metal sheet excellent in can making properties, its manufacturing method and a polyester film-coated metal can having excellent characteristics. SOLUTION: The polyester film-coated metal sheet is constituted by coating a metal sheet with a polyester film (AF) of layer (I)/layer (II)/layer (III) on the inner surface side of a can and coating the metal sheet with a polyester film (BF) on the outer surface side of the can. Herein, the layer (I) and the layer (III) comprise a mixed polyester wherein ethylene terephthalate, butylene terephthalate and a stabilizer are compounded and the layer (II) comprises a polyester wherein 95 mol% or below of the total acid component residue is terephthalic acid residue and 5 mol% or above thereof comprises an ≥10C aliphatic dicarboxylic acid. The polyester film (BF) comprises the same mixed polyester as the layer (I) and the layer (III). The polyester film is bonded and applied to both sides of the metal sheet under pressure to obtain the polyester film-coated metal sheet. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供可制造性能优异的聚酯薄膜包覆金属片，其制造方法和具有优异特性的聚酯薄膜包衣金属罐。聚酯薄膜包覆金属片是通过在罐的内表面侧上涂覆层（I）/层（II）/层（III）的聚酯膜（AF）的金属板构成的，在罐的外表面侧用聚酯膜（BF）涂覆金属片。这里，层（I）和层（III）包含混合聚酯，其中对苯二甲酸乙二醇酯，对苯二甲酸丁二醇酯和稳定剂配混，层（II）包含其中总酸成分残余物的95mol％或更低对苯二甲酸残基和5mol％以上的对苯二甲酸残基包含≥10C脂族二羧酸。聚酯膜（BF）包含与层（I）和层（III）相同的混合聚酯。聚酯膜在压力下粘合并施加到金属板的两侧，得到聚酯薄膜包覆金属片。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2005138507A Polyester film for covering metal sheet, its manufacturing method and manufacturing method of polyester film-covered metal sheet 有权
标题翻译：用于覆盖金属片的聚酯薄膜，其制造方法和聚酯薄膜覆盖金属片的制造方法
公开(公告)号：JP2005138507A
公开(公告)日：2005-06-02
申请号：JP2003379162
申请日：2003-11-07
申请人： Daiwa Can Co Ltd , Toyobo Co Ltd , 大和製罐株式会社 , 東洋紡績株式会社
发明人： MORI KUNIHARU , FUJITA HIROHISA , OHASHI HIDETO , ISAKA TSUTOMU , KONDO YOSHITERU , TAKAO YUKIHIRO , MATSUMURA JUNJI , HAYASHI TOMOHIKO
IPC分类号： B32B27/36 , B32B15/08 , B32B15/09
摘要： PROBLEM TO BE SOLVED: To provide a polyester film for covering a metal sheet excellent in can making properties and hard to cause the appearance failure of the outer surface of an obtained metal can.
SOLUTION: This polyester film for covering the metal sheet has a composite constitution of layer (I)/layer (II). The layer (I) comprises a polyester composed of polyethylene terephthalate and polybutylene phthalate, and the layer (II) comprises a polyester film obtained by solidifying a molten resin film comprising a polyester, wherein 50 mol% or above of the total acid component residue is terephthalic acid residue and 5-50 mol% thereof is 10 or above C aliphatic dicarboxylic acid residue, by a cooling roll with a surface roughness (Ra) of 0.2-below 4.0 μm and subsequently uniaxially stretching the solidified film at least in a longitudinal direction and has a surface reoughness (Ra) of 0.1 μm or below and comprises compounding 0.01-0.15 pts.wt. of wax with 100 pts.wt. of the polyester.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于覆盖能够制造性能优异且难以引起所得金属罐的外表面的外观破坏的金属片的聚酯膜。解决方案：用于覆盖金属片的聚酯膜具有层（I）/层（II）的复合构造。层（I）包括由聚对苯二甲酸乙二醇酯和聚对苯二甲酸丁二酯构成的聚酯，层（II）包括通过使包含聚酯的熔融树脂膜固化而得到的聚酯膜，其中总酸成分残留物的50摩尔％对苯二甲酸残基和5-50摩尔％的碳原子数为10以上的C脂肪族二羧酸残基，通过表面粗糙度（Ra）为0.2以下，4.0μm以下的冷却辊，至少沿长度方向单轴拉伸固化膜并且具有0.1μm以下的表面粗糙度（Ra），并且包含0.01-0.15重量份的配合。的蜡与100重量份的聚酯。版权所有（C）2005，JPO＆NCIPI

9. 发明专利

JP2004249705A Polyester film for coating metal sheet, its manufacturing method and method for manufacturing polyester film-coated metal sheet 有权
公开(公告)号：JP2004249705A
公开(公告)日：2004-09-09
申请号：JP2003172776
申请日：2003-06-18
申请人： Daiwa Can Co Ltd , Toyobo Co Ltd , 大和製罐株式会社 , 東洋紡績株式会社
发明人： MORI KUNIHARU , ISAKA TSUTOMU , FUJITA HIROHISA , OHASHI HIDETO , KONDO YOSHITERU , TAKAO YUKIHIRO , MATSUMURA JUNJI , HAYASHI TOMOHIKO
IPC分类号： B32B15/09 , B29C55/02 , B29K67/00 , B32B15/08
摘要： PROBLEM TO BE SOLVED: To provide a polyester film which shows outstanding plate working properties (e.g. drawing/squeezing process) and best suitability for a metal can subjected to hot water sterilization, a method for manufacturing the same and a method for manufacturing a polyester film-coated metal sheet, with regard to the polyester film for coating the metal sheet, in the polyester film for coating a metal sheet, its manufacturing method and the method for manufacturing the polyester film-coated metal sheet.
SOLUTION: The polyester film for coating the metal sheet is obtained by consolidating a molten resin film of polyester formed of a polyester composed mainly of an ethylene terephthalate and a polyester composed mainly of a butylene terephthalate in the mixing ratio of 60:40 to 30:70 wt% using a cooling roll with a surface roughness (Ra) of not less than 0.2 to less than 4.0 μm and then stretching the consolidated resin film at least monoaxially in a longitudinal direction. In addition, the polyester film is characterized in that the surface roughness (Ra) is not more than 0.1μm.
COPYRIGHT: (C)2004,JPO&NCIPI

10. 发明专利

JP2005305701A Polyester film-coated metal sheet, its manufacturing method and polyester film-coated metal can 有权
标题翻译：聚酯薄膜包覆金属片，其制造方法和聚酯薄膜包覆金属
公开(公告)号：JP2005305701A
公开(公告)日：2005-11-04
申请号：JP2004122839
申请日：2004-04-19
申请人： Daiwa Can Co Ltd , Toyobo Co Ltd , 大和製罐株式会社 , 東洋紡績株式会社
发明人： KONDO YOSHITERU , TAKAO YUKIHIRO , MATSUMURA JUNJI , HAYASHI TOMOHIKO , MORI KUNIHARU , FUJITA HIROHISA , OHASHI HIDETO , ISAKA TSUTOMU
IPC分类号： B65D1/12 , B32B15/08 , B32B15/09 , B65D1/00 , B65D1/09 , B65D65/02 , C08L23/04 , C08L67/02
摘要： PROBLEM TO BE SOLVED: To provide a polyester film-coated metal sheet excellent in high speed can making properties of a high processing degree, a low cost polyester film-coated metal sheet manufacturing method high in production efficiency, and a polyester film-coated metal can having good dent resistance and causing no film whitening phenomenon. SOLUTION: The polyester film-coated metal sheet is obtained by coating a metal sheet with a mixed polyester film wherein PET: PBT is 60:40-30:70 wt.% and the film applied to the inner surface side of a can, when the polyester film-coated metal sheet is formed into the metal can, comprises a PET/PBT/olefinic polymer ternary composition wherein the mixed polyester and an olefinic polymer are mixed in a mixing ratio of 70:30-99:1 wt.% and the density thereof is 1.320 g/cm 3 or below. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供高速可以制造出高加工性的聚酯薄膜包覆金属片，生产效率高的低成本聚酯薄膜包覆金属片制造方法和聚酯薄膜涂层金属可以具有良好的耐凹陷性，并且不产生膜增白现象。＆lt; P＆gt;解决方案：聚酯薄膜包衣金属片是通过用PET：PBT为60:40-30:70重量％的混合聚酯膜涂覆金属片而获得的，并且将膜施加到当聚酯薄膜包覆的金属片形成金属罐时，可以包含PET / PBT /烯烃聚合物三元组合物，其中混合的聚酯和烯烃聚合物以70:30-99:1重量的混合比混合％，其密度为1.320g / cm 3 / SP>以下。版权所有（C）2006，JPO＆NCIPI

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