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1. 发明授权

US07048994B2 Laminated polyester film and magnetic recording medium 有权
标题翻译：层压聚酯薄膜和磁记录介质
公开(公告)号：US07048994B2
公开(公告)日：2006-05-23
申请号：US10297145
申请日：2002-02-20
申请人： Masahiko Kosuge , Hirofumi Murooka , Takeshi Ishida
发明人： Masahiko Kosuge , Hirofumi Murooka , Takeshi Ishida
IPC分类号： B32B5/16 , B32B27/36 , B32B5/00
CPC分类号： B32B27/20 , B32B27/36 , G11B5/73 , Y10S428/923 , Y10S428/924 , Y10S428/926 , Y10T428/25 , Y10T428/26 , Y10T428/31786 , Y10T428/31797
摘要： A laminated polyester film excellent in blocking resistance and processing suitability and exhibiting excellent electromagnetic transducing characteristics and excellent travel durability, when processed into a magnetic recording medium, and an electromagnetic recording medium using the laminated polyester film as a base film, are provided.This laminated polyester film comprises a polyester layer B containing a cyclic trimer in an amount of not more than 0.8 percent by weight, having a terminal carboxyl group concentration of not more than 35 eq/106 g and containing inactive particles B having an average particle diameter of 50 to 100 nm, and a polyester layer A laminated to one side of the polyester layer B and not containing inactive particles or containing inactive particles A having a smaller average particle diameter than that of the inactive particles B.
摘要翻译：提供了具有优异的抗粘连性和加工适应性，并且在加工成磁记录介质时表现出优异的电磁感应特性和优异的行进耐久性的叠层聚酯薄膜以及使用层压聚酯薄膜作为基膜的电磁记录介质。该层叠聚酯膜包含含有不大于0.8重量％的环状三聚物的聚酯层B，其末端羧基浓度不超过35当量/ 10 -6，并含有平均粒径为50〜100nm的无活性粒子B和层叠在聚酯层B一侧的不含惰性粒子或不含惰性粒子A的平均粒径小于无活性粒子的非活性粒子A的聚酯层A B.

2. 发明授权

US6071599A Polyester film for metal lamination and the use thereof 失效
标题翻译：用于金属层压的聚酯薄膜及其用途
公开(公告)号：US6071599A
公开(公告)日：2000-06-06
申请号：US142852
申请日：1998-05-22
申请人： Masahiko Kosuge , Manabu Kimura , Tetsuo Yoshida , Koji Kubo , Hirofumi Murooka , Tetsuya Hasegawa
发明人： Masahiko Kosuge , Manabu Kimura , Tetsuo Yoshida , Koji Kubo , Hirofumi Murooka , Tetsuya Hasegawa
IPC分类号： B32B15/08 , B32B27/36 , C09D167/02 , B32B7/02 , B32B27/06
CPC分类号： C09D167/02 , B32B15/08 , B32B27/36 , Y10T428/2495
摘要： A laminate polyester film to be laminated onto metal plate and molded comprises the first layer made from copoly(ethylene-terephthalate/isophthalate) having a melting point of 205 to 250.degree. C. and a second layer made from a polyester (i) comprising ester units of an aromatic dicarboxylic acid component, an aliphatic dicarboxylic acid component and aliphatic diol components, (ii) containing a titanium compound soluble in the polyester in an amount of 30 to 200 ppm in terms of elemental titanium and (iii) having one or two melting point(s) in the range of 170 to 245.degree. C., and has the maximum peak temperature of loss elastic modulus of higher than 47.degree. C. and 85.degree. C. or lower. This laminate polyester film is suitably used for application such as metal cans for juice and other refreshing drinks that are handled in a cooled state.
摘要翻译： PCT No.PCT / JP97 / 03285。 371日期：1998年5月22日 102（e）日期1998年5月22日PCT 1997年9月17日PCT公布。第WO98 / 12049号公报 1998年3月26日将层压在金属板上并成型的层压聚酯膜包括由熔点为205-250℃的共聚（对苯二甲酸乙二醇酯/间苯二甲酸酯）制成的第一层和由聚酯制成的第二层（i）包含芳族二羧酸组分的酯单元，脂肪族二羧酸组分和脂肪族二醇组分，（ii）以元素钛计，含有以聚氨酯为基准的30-200ppm的钛化合物，（iii））具有170-245℃范围内的一个或两个熔点，并且具有高于47℃和85℃或更低的损耗弹性模量的最大峰值温度。这种层压聚酯薄膜适合用于诸如用于果汁的金属罐和在冷却状态下处理的其它清凉饮料。

3. 发明授权

US06472046B1 Biaxially oriented polyester film to be laminated onto metal plate and molded 失效
标题翻译：将双轴取向的聚酯薄膜层压在金属板上并成型
公开(公告)号：US06472046B1
公开(公告)日：2002-10-29
申请号：US09367593
申请日：1999-08-18
申请人： Koji Kubo , Hirofumi Murooka , Masahiko Kosuge , Hideshi Kurihara
发明人： Koji Kubo , Hirofumi Murooka , Masahiko Kosuge , Hideshi Kurihara
IPC分类号： B32B516
CPC分类号： B32B15/09 , B29C55/12 , B32B15/08 , B32B27/20 , B32B27/36 , B32B38/12 , B32B2307/518 , B32B2367/00 , B32B2439/66 , C08J5/18 , C08J2367/02 , Y10S428/91 , Y10T156/1036 , Y10T156/1038 , Y10T156/1043 , Y10T156/1048 , Y10T428/24355 , Y10T428/249981 , Y10T428/25 , Y10T428/259 , Y10T428/31681 , Y10T428/31786
摘要： A biaxially oriented polyester film to be laminated onto a metal plate and molded, (A) which comprises a copolyester comprising (a) terephthalic acid in an amount of 82 to 100 mol % and 2,6-naphthalenedicarboxylic acid or a combination of 2,6-naphthalenedicarboxylic acid and other dicarboxylic acid in an amount of 0 to 18 mol % of the total of all dicarboxylic acid components and (b) ethylene glycol in an amount of 82 to 100 mol % and cyclohexanedimethanol or a combination of cyclohexanedimethanol and other diol in an amount of 0 to 18 mol % of the total of all diol components, having (c) a glass transition temperature of 78° C. or more and (d) a melting point of 210 to 250° C., and containing (e) porous silica particles with a pore volume of 0.5 to 2.0 ml/g which are agglomerates of primary particles having an average particle diameter of 0.001 to 0.1 &mgr;m; and (B) which has the following relationship between the highest peak temperature (Te, °C.) of loss elastic modulus and the glass transition temperature (Tg, °C.): Te−Tg≦30. This film has improved taste-and-flavor retainabilities, particularly taste and flavor retainabilities after a retort treatment, without losing the excellent moldability, heat resistance, impact resistance and retort resistance of a copolyester film.
摘要翻译：将层压在金属板上并成型的双轴取向聚酯膜（A），其包含共聚酯，该共聚酯包含（a）82〜100摩尔％的对苯二甲酸和2,6-萘二羧酸或2〜（b）82〜100摩尔％的乙二醇和环己烷二甲醇或环己烷二甲醇与其他二醇的组合的量为0〜18摩尔％的二羧酸和6-萘二羧酸（c）玻璃化转变温度为78℃以上，（d）熔点为210〜250℃，含有（ e）孔体积为0.5〜2.0ml / g的多孔二氧化硅粒子，其为平均粒径为0.001〜0.1μm的一次粒子的凝聚体; 和（B），其在损耗弹性模量的最高峰值温度（Te，℃）与玻璃化转变温度（Tg，℃）之间具有以下关系：Te-Tg <= 30。该膜具有改善的口味和味道保留性，特别是在蒸煮处理后的味道和风味保持性，而不失去共聚聚酯薄膜的优异成型性，耐热性，耐冲击性和耐蒸煮性。

4. 发明授权

US6086989A Biaxially oriented polyester film to be laminated onto a metal plate and molded 失效
标题翻译：将双轴取向的聚酯薄膜层压到金属板上并成型
公开(公告)号：US6086989A
公开(公告)日：2000-07-11
申请号：US91190
申请日：1998-06-10
申请人： Koji Kubo , Hirofumi Murooka , Masahiko Kosuge , Manabu Kimura
发明人： Koji Kubo , Hirofumi Murooka , Masahiko Kosuge , Manabu Kimura
IPC分类号： B32B15/08 , B32B27/36 , C08J5/18 , B32B31/04
CPC分类号： C08J5/18 , B32B15/08 , B32B27/36 , C08J2367/02 , Y10S428/91 , Y10T428/264 , Y10T428/269
摘要： A biaxially oriented polyester film to be laminated onto a metal plate and molded, which comprises a copolyester, said copolyester comprising (a) terephthalic acid in an amount of 82 to 100 mol % and 2,6-naphthalenedicarboxylic acid or a combination of 2,6-naphthalenedicarboxylic acid and other dicarboxylic acids in an amount of 0 to 18 mol % of the total of all dicarboxylic acid components and (b) ethylene glycol in an amount of 82 to 100 mol % and cyclohexanedimethanol or a combination of cyclohexanedimethanol and other diols in an amount of 0 to 18 mol % of the total of all diol components, and having (c) a glass transition temperature of 78.degree. C. or higher and (d) a melting point of 210 to 250.degree. C. The said film has the following relationship between the highest peak temperature (Te, .degree. C.) of loss elastic modulus and the glass transition temperature (Tg, .degree. C.): Te-Tg.ltoreq.30, or its content of a free dicarboxylic acid diol ester is 50 ppm or less. The said film has improved flavor retention properties for its contents taste, particularly taste and flavor retention properties after a retort treatment, while retaining excellent moldability, heat resistance, impact resistance.
摘要翻译： PCT No.PCT / JP97 / 03643 Sec。 371日期：1998年6月10日 102（e）1998年6月10日PCT 1997年10月9日PCT PCT。公开号WO98 / 16573 日期：1998年4月23日将双轴取向聚酯薄膜层叠在金属板上并成型为包含共聚酯的共聚酯，所述共聚酯包含（a）82至100摩尔％的对苯二甲酸和2,6-萘二羧酸，或 2,6-萘二羧酸和其它二羧酸的组合，其量为所有二羧酸组分总量的0至18摩尔％，和（b）82至100摩尔％的乙二醇和环己烷二甲醇或其组合的环己烷二甲醇和其它二醇的量为所有二醇组分总量的0至18摩尔％，并且（c）玻璃化转变温度为78℃或更高，（d）熔点为210至250℃ C.所述膜在损耗弹性模量的最高峰值温度（Te，℃）和玻璃化转变温度（Tg，℃）之间具有以下关系：Te-Tg = 30或其含量游离二羧酸二醇酯的含量为50ppm以下。所述薄膜在蒸煮处理后具有改善其含量味道，特别是味道和香味保留性能的风味保持性，同时保持优异的成型性，耐热性，耐冲击性。

5. 发明授权

US06441063B1 Thermoplastic resin composition, process for production thereof, and biaxially oriented film produced from said composition 失效
标题翻译：热塑性树脂组合物，其制备方法和由所述组合物制备的双轴取向薄膜
公开(公告)号：US06441063B1
公开(公告)日：2002-08-27
申请号：US09720878
申请日：2001-01-02
申请人： Takafumi Kudo , Masahiko Kosuge , Akira Kameoka
发明人： Takafumi Kudo , Masahiko Kosuge , Akira Kameoka
IPC分类号： C08J904
CPC分类号： C08K9/08 , C08K9/06 , Y10T428/249953 , Y10T428/249969 , Y10T428/249978
摘要： A thermoplastic resin composition containing inorganic particles, wherein (i) the inorganic particles have pore volume of 0.1 to 3 ml/g and (ii) the inorganic particles are treated at the surfaces with a hydrophilic polyester of 0.05 to 10 times the weight of the inorganic particles or with a silicon-containing organic compound. This composition can be obtained by feeding a dispersion of the above-mentioned surface-treated inorganic particles into a vented double-screw kneader and extruder to mix it with a thermoplastic resin.
摘要翻译：一种含有无机粒子的热塑性树脂组合物，其中，（i）所述无机粒子的孔体积为0.1〜3ml / g，（ii）所述无机粒子的表面处理亲水性聚酯的重量为0.05〜10倍无机颗粒或含硅有机化合物。该组合物可以通过将上述表面处理的无机颗粒的分散体进料到排气的双螺杆捏和机和挤出机中以与热塑性树脂混合来获得。

6. 发明授权

US06670030B1 Biaxially oriented laminate polyester film for magnetic recording medium 有权
标题翻译：用于磁记录介质的双轴取向叠层聚酯薄膜
公开(公告)号：US06670030B1
公开(公告)日：2003-12-30
申请号：US09582820
申请日：2000-07-03
申请人： Toshikazu Uchida , Mitsuo Tojo , Toshifumi Osawa , Akira Kameoka , Tomokatsu Ura , Masahiko Kosuge
发明人： Toshikazu Uchida , Mitsuo Tojo , Toshifumi Osawa , Akira Kameoka , Tomokatsu Ura , Masahiko Kosuge
IPC分类号： B32B516
CPC分类号： G11B5/733 , Y10S428/90 , Y10S428/923 , Y10S428/924 , Y10S428/926 , Y10T428/25 , Y10T428/26 , Y10T428/269 , Y10T428/31786
摘要： A biaxially oriented laminate polyester film for magnetic recording medium, which is a laminate film comprising a base layer (A) formed of a polyester resin and a coating layer (B) which exists on one surface of the base layer (A) and contains a binder resin, added fine particles and a surfactant, wherein the base layer (A) is a biaxially oriented film which substantially contains no fine particles added or contains 0.001 to 0.1% by weight of added fine particles having an average particle diameter of 0.005 to 0.3 &mgr;m, the coating layer (B) has a surface having a central plane roughness (SRa) of 5 nm or less, the surface of the coating layer (B) has protrusions having a major diameter of 0.05 &mgr;m or more in a density of 80,000 pieces/mm2 or less and has extra-large protrusions having a major diameter of 10 &mgr;m or more in a density of 20 pieces/cm2 or less. Further, a thin film layer (C) may be further laminated on a surface on the side of the base layer (A) of the laminate polyester film which side is not in contact with the coating layer (B). According to the present invention, there is provided a biaxially oriented laminate polyester film useful as a base film for a magnetic recording medium which has excellent running durability and electromagnetic conversion characteristics and is almost free from drop-out.
摘要翻译：一种用于磁记录介质的双轴取向叠层聚酯膜，它是一种层叠膜，它是由聚酯树脂形成的基层（A）和在基层（A）的一个表面上存在的涂层（B））构成的，粘合剂树脂，添加的微粒和表面活性剂，其中，基层（A）是基本不含有微粒子的双轴取向膜，或者含有0.001〜0.1重量％的平均粒径为0.005〜0.3的微粒子所述涂布层（B）具有中心平面粗糙度（SRa）为5nm以下的表面，所述涂布层（B）的表面的密度为80,000以下，具有0.05μm以上的大径的突起片/ mm 2或更小，并且具有20个/ cm 2或更小的密度的大直径为10μm或更大的超大突起。此外，也可以在层叠聚酯膜的与涂层（B）不接触的一侧的基材层（A）侧的表面上进一步层叠薄膜层（C）。根据本发明提供了一种双轴取向的层叠聚酯薄膜，其可用作磁记录介质的基膜，其具有优异的运行耐久性和电磁转换特性，几乎不会脱落。

7. 发明授权

US06617006B1 Biaxially oriented polyester film to be laminated on a metal plate and molded 有权
标题翻译：将双轴取向的聚酯薄膜层压在金属板上并成型
公开(公告)号：US06617006B1
公开(公告)日：2003-09-09
申请号：US09914997
申请日：2001-09-07
申请人： Koji Kubo , Masahiko Kosuge , Shunsuke Kubota , Kinji Hasegawa , Nobuo Minobe , Kimihiko Sato
发明人： Koji Kubo , Masahiko Kosuge , Shunsuke Kubota , Kinji Hasegawa , Nobuo Minobe , Kimihiko Sato
IPC分类号： B32B1508
CPC分类号： B32B27/36 , B32B15/08 , C08G63/85 , Y10S428/91 , Y10T428/24355 , Y10T428/25 , Y10T428/256 , Y10T428/257 , Y10T428/258 , Y10T428/259 , Y10T428/31681 , Y10T428/31786
摘要： A biaxially oriented polyester film to be laminated on a metal plate and molded, which comprises an aromatic polyester composition comprising: (A) an aromatic polyester which comprises ethylene terephthalate as the main recurring unit and a titanium compound and a phosphorus compound both of which satisfy at least one of the following expressions (1) and (2): 0.1≦Ti/P≦3.0 (1) 5≦Ti+P≦60 (2) wherein Ti is the amount (mmol %) of elemental titanium of the titanium compound contained in this aromatic polyester and P is the amount (mmol %) of elemental phosphorus of the phosphorus compound contained in the aromatic polyester, and the following expression (3): 2≦Ti≦20 (3) wherein Ti is as defined hereinabove, and which contains alkali metal compounds, germanium compound and antimony compound in a total amount of not more than 3 ppm in terms of the total of elemental alkali metals, elemental germanium and elemental antimony; and (B) 0.05 to 5.0 wt % based on the aromatic polyester composition of inert fine particles having an average particle diameter of 2.5 &mgr;m or less.
摘要翻译：一种层压在金属板上并成型的双轴取向聚酯膜，其包含芳族聚酯组合物，其包含：（A）包含对苯二甲酸乙二醇酯作为主要重复单元的芳族聚酯和两者都满足的钛化合物和磷化合物以下表达式（1）和（2）中的至少一个：其中Ti是该芳族聚酯中所含的钛化合物的元素钛的量（mmol％），P是该芳族聚酯中的元素磷的量（mmol％）包含在芳族聚酯中的磷化合物和以下表达式（3）：其中Ti如上所定义，并且含有碱金属化合物，锗化合物和锑化合物的总量不大于3ppm 的元素碱金属，元素锗和元素锑; 和（B）基于平均粒径为2.5μm以下的惰性微粒的芳香族聚酯组合物为0.05〜5.0重量％。

8. 发明授权

US06525165B1 Trimethylene-2, 6-naphthalene dicarboxylate (co)polymer film, quaternary phosphonium sulfonate copolymer and compositions thereof 有权
标题翻译：三亚甲基-2,6-萘二甲酸酯（共）聚合物膜，季鏻磺酸盐共聚物及其组合物
公开(公告)号：US06525165B1
公开(公告)日：2003-02-25
申请号：US09720991
申请日：2001-01-03
申请人： Ryoji Tsukamoto , Takafumi Kudo , Masahiko Kosuge , Tomokatsu Ura , Hideshi Kurihara , Shinichi Kawai , Shinya Watanabe , Koji Furuya , Makoto Handa , Kenji Suzuki
发明人： Ryoji Tsukamoto , Takafumi Kudo , Masahiko Kosuge , Tomokatsu Ura , Hideshi Kurihara , Shinichi Kawai , Shinya Watanabe , Koji Furuya , Makoto Handa , Kenji Suzuki
IPC分类号： C08G6300
CPC分类号： B32B27/36 , B32B27/08 , B32B2307/412 , B32B2307/518 , B32B2307/54 , B32B2307/5825 , B32B2307/7145 , B32B2307/72 , B32B2307/7242 , B32B2367/00 , B32B2439/70 , C08G63/189 , C08G63/6926 , C08G63/85 , C08J5/18 , C08J2367/02
摘要： An aromatic polyester film, which comprises an aromatic polyester comprising 2,6-naphthalenedicarboxylic acid as the main dicarboxylic acid component and 1,3-propanediol as the main diol component and having a density of at least 1.310 g/cm3. A laminated film comprising another polyester layer can be formed from this aromatic polyester film. An aromatic polyester containing a small amount of a sulfonic acid phosphonium salt used as one of the aromatic polyesters forming this laminated film is excellent in electrostatic casting properties and resistance to the contamination of an electrostatic wire, and an aromatic polyester containing an inorganic anti-fungus agent is used for antifungal application.
摘要翻译：一种芳族聚酯膜，其包含以2,6-萘二甲酸为主要二羧酸组分的芳族聚酯和1,3-丙二醇作为主要二醇组分，其密度至少为1.310g / cm3。可以由该芳族聚酯膜形成包含另一聚酯层的层叠膜。作为形成该层叠膜的芳香族聚酯之一，含有少量磺酸鏻盐的芳香族聚酯具有优异的静电铸造性和抗静电丝的污染性，以及含有无机抗真菌的芳香族聚酯试剂用于抗真菌应用。

9. 发明授权

US6048627A Biaxially oriented polyethylene naphthalate copolymer film 失效
标题翻译：双轴取向聚萘二甲酸乙二醇酯共聚物膜
公开(公告)号：US6048627A
公开(公告)日：2000-04-11
申请号：US214435
申请日：1999-01-05
申请人： Ryoji Tsukamoto , Mitsuru Teramoto , Seiji Ito , Masahiko Kosuge
发明人： Ryoji Tsukamoto , Mitsuru Teramoto , Seiji Ito , Masahiko Kosuge
IPC分类号： C08G63/193 , C08G63/60 , C08J5/18 , G03C1/795 , G11B5/73 , G03C3/02 , C08G63/02
CPC分类号： C08J5/18 , C08G63/193 , C08G63/60 , G03C1/7954 , G11B5/7305 , C08J2367/02 , Y10S428/908
摘要： A biaxially oriented film which is made substantially of (1) a polyethylene naphthalate copolymer comprising an ethylene naphthalate unit in an amount of 92 to 99.5 mol % based on all recurring units and at least one copolymer component selected from the group consisting of (a) a glycol having a fluorene skeleton in the molecule, (b) p-hydroxymethylbenzoic acid, (c) p-hydroxyethoxybenzoic acid and (d) p-hydroxyethoxyethoxybenzoic acid in an amount of 0.5 to 8 mol % based on the total of all dicarboxylic acid components, and which has (2) Young's moduli in both longitudinal and transverse directions of 500 kg/mm.sup.2 or more and (3) a delamination resistance of 10% or less in terms of fold line whitening ratio. Since this biaxially oriented film of the present invention is excellent in delamination resistance, curling resistance, mechanical strength, color and transparency, it is of great value as a base film for a photo film.
摘要翻译： PCT No.PCT / JP98 / 02002 Sec。 371日期1999年1月5日 102（e）日期1999年1月5日PCT提交1998年5月1日PCT公布。公开号WO98 / 50456 日期1998年11月12日一种双轴取向膜，其基本上由（1）聚萘二甲酸乙二醇酯共聚物制成，所述聚萘二甲酸乙二醇酯共聚物包含基于所有重复单元的92至99.5mol％的萘二甲酸乙二醇酯单元和至少一种选自以下的共聚物组分由（a）分子中具有芴骨架的二醇，（b）对羟基甲基苯甲酸，（c）对羟基乙氧基苯甲酸和（d）对羟基乙氧基乙氧基苯甲酸，其量为0.5〜8摩尔％所有二羧酸组分的总和，（2）纵向和横向上的杨氏模量为500kg / mm 2以上，（3）折线增白率为10％以下的耐层压性。由于本发明的双轴取向膜具有优异的耐分层性，抗卷曲性，机械强度，颜色和透明性，因此作为照相胶片的基膜具有很大的价值。

10. 发明授权

US5874163A Laminated polyester film to be laminated on metal plate 失效
标题翻译：复合聚酯薄膜层压在金属板上
公开(公告)号：US5874163A
公开(公告)日：1999-02-23
申请号：US872939
申请日：1997-06-11
申请人： Masahiko Kosuge , Hideshi Kurihara
发明人： Masahiko Kosuge , Hideshi Kurihara
IPC分类号： B32B27/36 , B32B7/02 , B32B15/08 , B32B27/08
CPC分类号： B32B27/36 , Y10S428/91 , Y10T428/1352 , Y10T428/1355 , Y10T428/24942 , Y10T428/25 , Y10T428/31681 , Y10T428/31786
摘要： A laminated polyester film comprises: a first layer formed of a first aromatic copolymer having a terminal carboxyl group centration of 10 to 35 equivalent/10.sup.6 g; and a second layer of a molten blend having a terminal carboxyl group concentration of 40 to 80 equivalent/10.sup.6 g, which comprises a second aromatic polyester containing ethylene terephthalate as a main recurring unit and a third aromatic polyester containing tetramethylene terephthalate as a main recurring unit. The laminated polyester film exhibits excellent moldability when a metal plate laminated therewith is deep drawn, and is excellent in impact resistance and flavor retaining property after can making.
摘要翻译：叠层聚酯膜包括：由具有10-35重量％的末端羧基浓度的第一芳族共聚物形成的第一层/ 106g; 和末端羧基浓度为40〜80当量/ 106g的熔融共混物的第二层，其包含含有对苯二甲酸乙二醇酯作为主要重复单元的第二芳族聚酯和含有对苯二甲酸1,4-丁二醇酯作为主要重复单元的第三芳族聚酯。叠层聚酯薄膜在将其层叠的金属板进行深拉伸时具有优异的成型性，并且在制造后具有优异的耐冲击性和香味保持性。

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