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1. 发明专利

JP2013147547A Copolyester resin, and polyester film for metal plate coating formed by film-forming the same 有权
标题翻译：共聚物树脂和用于通过成膜形成的金属板涂料的聚酯膜
公开(公告)号：JP2013147547A
公开(公告)日：2013-08-01
申请号：JP2012007933
申请日：2012-01-18
申请人： Daiwa Can Co Ltd , 大和製罐株式会社 , Bell Polyester Products Inc , 株式会社ベルポリエステルプロダクツ
发明人： KATSUMA KEITA , OKIMOTO MASAYA , SOTOMURA HIDEAKI , NAKATSUKA SADAMU , KIMIZUKA TAKASHI , TAKEUCHI YUJI , MATSUMURA JUNJI
IPC分类号： C08G63/16 , B32B15/09
摘要： PROBLEM TO BE SOLVED: To provide a polyester resin in which: a film-forming property is excellent; when being applied to a polyester film for metal plate coating, the break (hair) and the cut (galling) to the film are hardly caused at squeezing and ironing processes, a film surface is not damaged even if a content is enclosed in a can to be commercialized as a film for an inner surface of a metal can and then fall and external impact (dent) are given; and the corrosion of the metal can is hardly caused.SOLUTION: A copolyester resin includes, as structural units: 50 to 93 mass% of an ester oligomer (A) that contains a dicarboxylic acid unit (a1) containing at least 70 mol% of a terephthalic acid component and a diol unit (a2) containing at least 70 mol% of an ethylene glycol component, and in which the number average molecular weight is at most 700; and 7 to 50 mass% of a polyester polyol (B) that contains a hydrogenation dimer acid unit (b1) and a 1,4-butanediol unit (b2), and in which the number average molecular weight is 1,500 to 3,000.
摘要翻译：要解决的问题：提供一种成膜性优异的聚酯树脂; 当施加到用于金属板涂覆的聚酯膜时，在挤压和熨烫过程中几乎不引起断裂（毛发）和切割（磨损），即使将内容物包封在罐中也不会损坏膜表面作为金属罐的内表面的膜被商业化，然后下降并给出外部冲击（凹陷）; 并且难以引起金属罐的腐蚀。解决方案：共聚酯树脂包括作为结构单元的50〜93质量％的含有至少70摩尔％以上的二羧酸单元（a1）的酯低聚物（A）含有至少70mol％的乙二醇成分的对苯二甲酸成分和二醇单元（a2），其数均分子量为700以下。和7〜50质量％的含有氢化二聚酸单元（b1）和1,4-丁二醇单元（b2）的聚酯多元醇（B），其数均分子量为1500〜3000。

2. 发明专利

JP2010057449A Method for producing polyester polymer 审中-公开
标题翻译：生产聚酯聚合物的方法
公开(公告)号：JP2010057449A
公开(公告)日：2010-03-18
申请号：JP2008228685
申请日：2008-09-05
申请人： Daiwa Can Co Ltd , Keio Gijuku , 大和製罐株式会社 , 学校法人慶應義塾
发明人： SUZUKI MASARU , MATSUMURA JUNJI , KANAMORI SHINICHIRO , MATSUMURA SHUICHI
IPC分类号： C12P7/62
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a polyester polymer by using an immobilized hydrolase as a polymerization catalyst, having improved production efficiency and applying reduced environmental load.
SOLUTION: The method for producing the polyester polymer includes a polyester polymerization step to polymerize a monomer for forming the polyester polymer in the presence of the immobilized hydrolase, and an immobilized hydrolase separation step to dilute a polymerization reaction product obtained by the former step with an organic solvent heated at 40-110°C and filtrate the diluted liquid to separate the immobilized hydrolase and the polyester polymer.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决方案：提供一种通过使用固定化水解酶作为聚合催化剂制备聚酯聚合物的方法，其具有提高的生产效率并降低环境负荷。解决方案：聚酯聚合物的制造方法包括在固定化水解酶的存在下聚合用于形成聚酯聚合物的单体的聚酯聚合步骤和固定化水解酶分离步骤，以稀释由前者获得的聚合反应产物用加热至40-110℃的有机溶剂进行步骤，并滤出稀释的液体以分离固定化的水解酶和聚酯聚合物。版权所有（C）2010，JPO＆INPIT

3. 发明专利

JP2009279902A Vertically uniaxially oriented polyester film for metal can, its manufacturing method and resin-laminated metal sheet 有权
标题翻译：用于金属罐的垂直均匀聚酯薄膜，其制造方法和树脂层压金属片
公开(公告)号：JP2009279902A
公开(公告)日：2009-12-03
申请号：JP2008136872
申请日：2008-05-26
申请人： Daiwa Can Co Ltd , 大和製罐株式会社
发明人： MATSUMURA JUNJI , NAKANO MICHITERU , MATSUNAMI KATSUMASA , KONDO YOSHITERU , TAKAO YUKIHIRO
IPC分类号： B29C55/06 , B29K67/00 , B29L7/00 , B32B15/09 , B65D8/16 , B65D65/40 , C08J5/18 , C08L67/02
摘要： PROBLEM TO BE SOLVED: To provide a vertically uniaxially oriented film for metal can which is composed of a specific resin composition suitable for a throttle can, a shear spun can or the like, is excellent in adhesion property, a laminate aptitude and film roll appearance and eliminates the need of a heat setting in a film formation process, to provide its manufacturing method, and to provide a resin-laminated metal sheet for metal can which is coated with the resin and is excellent in can-manufacturing performance.
SOLUTION: The vertically uniaxially oriented film comprises a polyester resin composition comprising: 50 to 70 wt.% of polyester (a) having terephthalic acid as a dicarboxylic acid component and 1, 4-butanediol as a glycol component; and 50 to 30 wt.% of polyester (b) having terephthalic acid as the dicarboxylic acid component and ethylene glycol as the glycol component. In the vertically uniaxially oriented film for the metal can, (1) refractive index difference in a film surface (difference between a refractive index in a longitudinal direction and a refractive index in a lateral direction) ΔN is ≥60×10
-3 , (2) crystallization fraction is ≤50% and (3) heating shrinkage ratio in a condition of 150°C for 30 minutes is ≤25% in a longitudinal direction (a MD direction) of the film and ≤8% in a lateral direction (a TD direction).
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种用于金属罐的垂直单向取向膜，其由适用于节流罐，剪切纺丝罐等的特定树脂组合物组成，粘合性能优异，层压板性能和薄膜辊外观，并且在成膜过程中不需要热定形，以提供其制造方法，并且提供涂覆有树脂并且制造性能优异的用于金属罐的树脂层压金属片。解决方案：垂直单轴取向膜包括聚酯树脂组合物，其包含：50至70重量％的具有对苯二甲酸作为二羧酸组分的聚酯（a）和1,4-丁二醇作为二元醇组分; 和50〜30重量％的具有对苯二甲酸作为二羧酸成分的聚酯（b）和作为二醇成分的乙二醇。在金属罐的垂直单轴取向膜中，（1）膜表面的折射率差（长度方向的折射率与横向的折射率的差）ΔN为≥60×10 - 3 ，（2）结晶分数≤50％，（3）150℃30分钟的加热收缩率在膜的长度方向（MD方向）≤25％，≤ 横向方向（TD方向）为8％。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2009090492A Laminated sheet and seamless can 有权
标题翻译：层压片和无缝罐
公开(公告)号：JP2009090492A
公开(公告)日：2009-04-30
申请号：JP2007261115
申请日：2007-10-04
申请人： Daiwa Can Co Ltd , Sakuranomiya Kagaku Kk , 大和製罐株式会社 , 桜宮化学株式会社
发明人： KOBAYASHI MITSUNOBU , MORIKAWA YOSHIO , MATSUMURA JUNJI , KASADO EIICHIRO , KIMIZUKA TAKASHI
IPC分类号： B32B15/09 , B65D8/16
摘要： PROBLEM TO BE SOLVED: To provide a laminated sheet having high yield in DI working and excellent moldability, and seamless cans obtained by DI-working of the laminated sheet. SOLUTION: The laminated sheet 10 includes a metal plate 11 and thermoplastic polyester resin films 12 laminated on both sides of the metal plate, wherein a bonding layer 13 is formed between the metal plate 11 and at least one side thermoplastic polyester resin film 12, and the bonding layer 13 includes a binder resin and wax of a hydrocarbon compound. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供在DI加工中具有高产率和优异的成型性的层压片材以及通过层压片材的DI加工获得的无缝罐。解决方案：层压片10包括金属板11和层压在金属板两侧的热塑性聚酯树脂膜12，其中在金属板11和至少一个侧面热塑性聚酯树脂膜之间形成接合层13 12，粘合层13包括粘合剂树脂和烃化合物的蜡。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2005193946A Container with slit-type check valve 审中-公开
标题翻译：集装箱带有液压式检查阀
公开(公告)号：JP2005193946A
公开(公告)日：2005-07-21
申请号：JP2004002225
申请日：2004-01-07
申请人： Daiwa Can Co Ltd , 大和製罐株式会社
发明人： MATSUMURA JUNJI , FUKUHARA AKIO
IPC分类号： B65D35/02 , B65D35/44 , B65D35/50 , B65D35/52 , B65D51/22
摘要： PROBLEM TO BE SOLVED: To provide a container with a slit-type check valve, which is easy to operate and prevents a leak of a content. SOLUTION: The container with the slit-type check valve comprises a container body 12, which deforms to force the content 20 to come out of a spout 24 when a trunk 22 is pressed, the check valve 14, which is formed integrally with the spout 24 and has slits 26 to open and close the spout 24 according to the inner pressure of the container body 12, a sealing material 16, which has gas permeation resistance and keeps the spout 24 closed before unsealing, and a cap 18, which is fitted removably on the body 12 and has a protrusion 30. When the sealing material 16 is unsealed, the protrusion 30 of the cap 18 is inserted into the slits 26 of the check valve 14 to break the sealing material 16. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为容器提供易于操作并防止内容物泄漏的狭缝式止回阀。解决方案：具有狭缝式止回阀的容器包括容器主体12，当主体22被按压时，容器主体12变形以迫使内容物20从喷口24中排出，形成为一体的止回阀14 具有喷口24并且具有狭缝26以根据容器主体12的内部压力来打开和关闭喷口24;密封材料16，其具有耐气体渗透性并且在开封之前保持喷口24关闭;以及盖18，其可拆卸地装配在主体12上并具有突起30.当密封材料16未密封时，盖18的突起30插入到止回阀14的狭缝26中以使密封材料16断裂。版权所有（C）2005，JPO＆NCIPI

6. 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

7. 发明专利

JP2005138866A Squeeze type spouting container with air back preventive function 审中-公开
标题翻译：带空气返回预防功能的SQUEEZE型散发容器
公开(公告)号：JP2005138866A
公开(公告)日：2005-06-02
申请号：JP2003376372
申请日：2003-11-06
申请人： Daiwa Can Co Ltd , 大和製罐株式会社
发明人： MATSUMURA JUNJI , FUKUHARA AKIO
IPC分类号： B65D35/50 , B65D35/44 , B65D47/20 , B65D47/36
摘要： PROBLEM TO BE SOLVED: To provide a squeeze type spouting container having a push plug with the air back preventive function which requires neither to employ any component such as a stopper ring nor to separately package the push plug from the container as an attachment, wherein a thin film portion of a spout is not mistakenly broken by the push plug before a commodity is used while the push plug is integrally fitted to the container. SOLUTION: In the container, a push plug 3 having an air back preventive function (a small hole 35) is attachably/detachably mounted on an upper face side of a top plate part 23 of a cap 2 attached to a spout 13 of a container body 1, and engagement parts 34 and 16 are formed, which are engaged with the push plug 3 and the spout 13 of the container body 1 while the push plug 3 is pushed into a spout 11 of the container body 1. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种挤压式喷射容器，其具有具有防空气功能的推塞，其不需要使用诸如止动环的任何部件，也可以将推塞从容器单独包装为附件其特征在于，在将所述推塞与所述容器整体配合的同时，在使用商品之前，所述喷口的薄膜部分不会被所述推塞错误地破坏。解决方案：在容器中，具有防回避功能的推塞3（小孔35）可附接/可拆卸地安装在安装在喷口13上的盖2的顶板部23的上表面侧形成容器主体1的同时与推动塞3和容器主体1的喷口13接合的接合部34和16，同时将推塞3推入容器主体1的喷口11中。 P>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

JP2013039787A Heat-shrinkable polyester resin laminated film 有权
标题翻译：热收缩聚酯树脂层压薄膜
公开(公告)号：JP2013039787A
公开(公告)日：2013-02-28
申请号：JP2011179454
申请日：2011-08-19
申请人： Daiwa Can Co Ltd , 大和製罐株式会社
发明人： MATSUMURA JUNJI , MATSUNAMI KATSUMASA
IPC分类号： B32B27/36 , C08L67/02
CPC分类号： B32B27/36 , B32B27/08 , B32B2250/03 , B32B2250/24 , B32B2250/40 , B32B2307/558 , B32B2307/5825 , B32B2307/736 , B32B2519/00 , C08L67/02
摘要： PROBLEM TO BE SOLVED: To provide a heat-shrinkable polyester resin film that excels in heat shrinkability and heat sealability, has improved in the impact resistance, and does not easily teared up to one direction.SOLUTION: A heat-shrinkable polyester resin laminated film comprises three layers of (A) layer, (B) layer, and (C) layer. The (A) layer and the (C) layer corresponding to the surface layers comprise the resin mixture including polyethylene terephthalate resin in 20-60 mass% and the copolymerized polyethylene terephthalate resin in 40-60 mass% containing the neopentyl glycol component in 20-40 mol% against total amount of diol component. The (B) layer corresponding to the intermediate layer comprises the resin mixture of the polybutylene terephthalate resin in 40-60 mass%, copolymerized polyethylene terephthalate resin in 20-40 mass% that contains the neopentyl glycol component of 20-40 mol% to the total amount of the diol component, and the polyethylene terephthalate resin in 0-40 mass%.
摘要翻译：要解决的问题：为了提供热收缩性和热封性优异的热收缩性聚酯树脂膜，耐冲击性提高，并且不易向一个方向进行切割。解决方案：热收缩聚酯树脂层压膜包括三层（A）层，（B）层和（C）层。对应于表面层的（A）层和（C）层包括20-60质量％的聚对苯二甲酸乙二醇酯树脂的树脂混合物，含有20-60质量％的新戊二醇组分的40-60质量％的共聚聚对苯二甲酸乙二醇酯树脂，相对于二醇成分的总量为40摩尔％。对应于中间层的（B）层包括40-60质量％的聚对苯二甲酸丁二醇酯树脂的树脂混合物，20-40质量％的共聚对苯二甲酸乙二醇酯树脂，其含有20-40摩尔％的新戊二醇组分二醇成分的总量，聚对苯二甲酸乙二醇酯树脂为0〜40质量％。版权所有（C）2013，JPO＆INPIT

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