Biaxially oriented polyester film to be laminated onto metal plate and molded
    1.
    发明授权
    Biaxially oriented polyester film to be laminated onto metal plate and molded 失效
    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

    IPC分类号: B32B516

    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。

    Biaxially oriented polyester film to be molded and laminated on metal sheet
    2.
    发明授权
    Biaxially oriented polyester film to be molded and laminated on metal sheet 失效
    双轴取向聚酯薄膜被模制和层压在金属板上

    公开(公告)号:US06372326B1

    公开(公告)日:2002-04-16

    申请号:US09647097

    申请日:2000-09-26

    IPC分类号: B32B1508

    摘要: A biaxially oriented polyester film to be molded and laminated with a metal sheet which shows excellent moldability when it is laminated with a metal sheet and subjected to a can making process such as drawing and from which a metal can such as a drink can or food can having excellent heat resistance, retort resistance, taste and odor retention properties, impact resistance and corrosion preventing properties can be produced. This polyester film is produced from a copolyester which contains porous particles having an average particle diameter of 0.1 to 2.5 &mgr;m, a pore volume of 0.05 to 2.5 ml/g, a specific surface area of 50 to 600 m2/g and a compressive resistance of 1 to 100 MPa and has a glass transition temperature of 70° C. or higher and lower than 78° C., a melting point of 210 to 250° C. and an intrinsic viscosity of 0.50 to 0.80 dl/g.

    摘要翻译: 一种双轴取向聚酯薄膜,其与金属薄片成型并层叠,当与金属薄片层合时,其具有优异的成型性,并进行诸如拉伸等罐头制造工艺和诸如饮料罐等金属罐或食品罐 具有优异的耐热性,耐蒸煮性,味道和气味保持性,耐冲击性和耐腐蚀性能。 该聚酯薄膜由含有平均粒径为0.1〜2.5μm,孔体积为0.05〜2.5ml / g,比表面积为50〜600m 2 / g的多孔粒子,50〜600m 2 / g的耐压性, 1〜100MPa,玻璃化转变温度为70℃以上且低于78℃,熔点为210〜250℃,特性粘度为0.50〜0.80dl / g。

    Laminated polyester film to be laminated on metal plate
    5.
    发明授权
    Laminated polyester film to be laminated on metal plate 失效
    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

    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。

    Thermoplastic resin composition, process for production thereof, and biaxially oriented film produced from said composition
    6.
    发明授权
    Thermoplastic resin composition, process for production thereof, and biaxially oriented film produced from said composition 失效
    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

    IPC分类号: C08J904

    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。

    Laminated polyester film and magnetic recording medium
    7.
    发明授权
    Laminated polyester film and magnetic recording medium 有权
    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

    IPC分类号: B32B5/16 B32B27/36 B32B5/00

    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.

    Biaxially oriented laminate polyester film for magnetic recording medium
    8.
    发明授权
    Biaxially oriented laminate polyester film for magnetic recording medium 有权
    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

    IPC分类号: B32B516

    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。

    Biaxially oriented polyester film to be laminated on a metal plate and molded
    9.
    发明授权
    Biaxially oriented polyester film to be laminated on a metal plate and molded 有权
    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

    IPC分类号: B32B1508

    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%。

    Biaxially oriented polyester film to be laminated onto a metal plate and
molded
    10.
    发明授权
    Biaxially oriented polyester film to be laminated onto a metal plate and molded 失效
    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

    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。