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。

    Polyester film for metal lamination and the use thereof
    2.
    发明授权
    Polyester film for metal lamination and the use thereof 失效
    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

    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。

    Biaxially oriented polyester film to be laminated onto a metal plate and
molded
    3.
    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。

    Laminated polyester film and magnetic recording medium
    4.
    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.

    Polyester film for metal sheet laminating
    5.
    发明授权
    Polyester film for metal sheet laminating 失效
    聚酯薄膜用于金属板层压

    公开(公告)号:US06086978A

    公开(公告)日:2000-07-11

    申请号:US101043

    申请日:1998-06-29

    摘要: A film to be laminated onto a metal plate and molded, which includes a first copolyester including ethylene-2,6-naphthalene dicarboxylate as a main recurring unit or a blend of the first copolyester and a second copolyester including terephthalate as a main recurring unit. Both the first copolyester and the blend contain diethylene glycol in an amount of 0.05 to 8 mol %. This film has a water extraction of 0.5 mg/inch.sup.2 or less and a center line surface roughness (Ra) of 4 to 30 nm.

    摘要翻译: PCT No.PCT / JP97 / 03870 Sec。 371日期1998年6月29日第 102(e)日期1998年6月29日PCT 1997年10月24日PCT公布。 WO98 / 18851 PCT出版物 日期:1998年5月7日A将要层压在金属板上并成型的薄膜,其包括包括作为主要重复单元的乙烯-2,6-萘二甲酸酯的第一共聚酯或第一共聚酯和包括对苯二甲酸酯的第二共聚酯的共混物 主要单位。 第一共聚酯和共混物均含有0.05至8mol%的二甘醇。 该膜的水提取量为0.5mg / inch2以下,中心线表面粗糙度(Ra)为4〜30nm。

    White laminated polyester film for metallic plate lamination work
    6.
    发明授权
    White laminated polyester film for metallic plate lamination work 失效
    白色层压聚酯薄膜,用于金属板层压工作

    公开(公告)号:US06420010B1

    公开(公告)日:2002-07-16

    申请号:US09077837

    申请日:1998-06-04

    IPC分类号: B32B530

    摘要: The invented film comprises a layer A composed of a copolyester A, a layer B composed of a copolyester B, and a layer C composed of copolyester C. Layer A is laminated to one side of the layer B. Layer C is laminated to the other side of Layer B. Copolyester A contains 0-15 wt % of rutile titanium oxide (average particle diameter 0.1-0.5 &mgr;m). Copolyester B contains 10-50 wt % of the rutile titanium oxide. Copolyester C contains 0-15 wt % of the rutile titanium oxide. Each of Copolyester A, B, and C has a melting point of 210-245° C. The intrinsic viscosity (&eegr;A) of the polymer part of copolyester A, the intrinsic viscosity (&eegr;B) of the polymer part of copolyester B, and the intrinsic viscosity (&eegr;C) of the polymer part of copolyester C satisfy the following relationship. 0.46≦&eegr;B≦0.66, |&eegr;A-&eegr;B|

    摘要翻译: 本发明的薄膜包括由共聚酯A,由共聚聚酯B构成的层B和由共聚聚酯C组成的层C构成的层A.层A层叠在层B的一侧。层C层压到另一层 B层。共聚酯A含有0-15重量%的金红石型氧化钛(平均粒径0.1-0.5μm)。 共聚酯B含有10-50重量%的金红石氧化钛。 共聚酯C含有0-15重量%的金红石氧化钛。 共聚酯A,B和C的共聚物的熔点为210-245℃。共聚酯A的聚合物部分的特性粘度(ηaA),共聚酯B的聚合物部分的特性粘度(etaB) 共聚聚酯C的聚合物部分的特性粘度(η)满足以下关系。 0.46 <= etaB = 0.66,| etaA-etaB | <0.15,| etaC-etaB | <0.15和| etaA-etaC | <0.15。 整个层叠膜的表观密度(rho)与计算出的密度(rho0)的比例满足以下公式:0.75 <= rho / rho0 <= 1.00。 计算出的密度(rho0)由各共聚酯的聚合物部分的密度,金红石型氧化钛的密度,各层的厚度,各共聚酯中的金红石型氧化钛的浓度以及共聚酯层的数量来计算。

    Polyester film
    7.
    发明授权
    Polyester film 有权
    聚酯薄膜

    公开(公告)号:US6127473A

    公开(公告)日:2000-10-03

    申请号:US297555

    申请日:1999-05-03

    摘要: Provided is a polyester film containing a lubricant having an average particle diameter of 0.001 to 2.5 .mu.m in an amount of 0.01 to 5.0% by weight and suited for the lamination onto the surface that comes in contact with the contents of an easy-open can cap. The polyester film has a plane orientation coefficient of 0.115 to 0.140, two or more endothermic peaks in DSC curve in the range of 170 to 270.degree. C., a peak temperature of 60 to 120.degree. C. of a complex elastic modulus (E") in water and an intrinsic viscosity of 0.50 to 0.64 dl/g. Having these features, the polyester film laminated onto a metal sheet is excellent in can-capping processability and in corrosion resistance even after holding at high temperature.

    摘要翻译: PCT No.PCT / JP98 / 03982 Sec。 371日期1999年5月3日 102(e)日期1999年5月3日PCT提交1998年9月4日PCT公布。 WO99 /​​ 12998 PCT出版物 1999年3月18日提供了一种聚酯膜,其含有平均粒径为0.001〜2.5μm的润滑剂,其含量为0.01〜5.0重量%,适用于与内容物接触的表面上的层压 一个容易开罐头。 聚酯膜的平均取向系数为0.115〜0.140,DSC曲线中的吸热峰为170〜270℃,峰值温度为60〜120℃,复数弹性模量(E' '),特性粘度为0.50〜0.64dl / g。 具有这些特征的是,即使在高温下保持之后,层压在金属板上的聚酯膜也具有优异的封盖加工性和耐腐蚀性。

    Biaxially oriented polyester film and method for production thereof
    8.
    发明授权
    Biaxially oriented polyester film and method for production thereof 失效
    双轴取向聚酯薄膜及其制造方法

    公开(公告)号:US06890471B2

    公开(公告)日:2005-05-10

    申请号:US10203346

    申请日:2001-12-07

    摘要: A biaxially oriented polyester film for a high-density magnetic recording medium, particularly a high-density magnetic recoding medium of linear recording system, which has high strength in longitudinal and transverse directions, excellent dimensional stability in a crosswise direction and is flat and excellent in output characteristics and a process for producing the same. The biaxially oriented film is made from polyethylene-2,6-naphthalate and has a Young's modulus in a longitudinal direction of 8 GPa or more, a Young's modulus in a transverse direction of 6 GPa or more, a temperature expansion coefficient in the transverse direction (αt) of −5×10−6/° C. to +12×10−6/° C., a humidity expansion coefficient in the transverse direction (αh) of 5×10−6/% RH to 12×10−6/% RH and a thermal shrinkage factor in the transverse direction at 105° C. of −0.5 to +1.5%

    摘要翻译: 一种用于高密度磁记录介质的双轴取向聚酯膜,特别是线性记录系统的高密度磁记录介质,其纵向和横向具有高强度,在横向上具有优异的尺寸稳定性,并且平坦且优异 输出特性及其制造方法。 双轴取向膜由聚2,6-萘二甲酸乙二醇酯制造,长度方向的杨氏模量为8GPa以上,横向杨氏模量为6GPa以上,横向的温度膨胀系数 (alphat)为-5×10 -6 /℃至+ 12×10 -6 /℃,横向湿度膨胀系数(alphah)为5×10 6 / SUP> -6%/%RH至12×10 -6 / RH,在105℃下横向的热收缩率为-0.5至+ 1.5%

    Multilayer film, refractive polarizer film and semi-transparent film
    9.
    发明授权
    Multilayer film, refractive polarizer film and semi-transparent film 有权
    多层膜,折射偏光膜和半透明膜

    公开(公告)号:US06677031B1

    公开(公告)日:2004-01-13

    申请号:US09914008

    申请日:2001-08-22

    IPC分类号: B32B2708

    摘要: There is provided a multilayer film which is useful as a refractive polarizer film or a semi-transparent film. The multilayer film comprises a first layer comprising of a polyester whose main recurring unit is ethylene-2,6-naphthalene dicarboxylate and a second layer comprising mainly of a thermoplastic resin which is different from the polyester of the first layer, wherein at least one of the first and second layers contains 0.001 to 0.5 wt % of inert fine particles having an average particle diameter of 0.01 to 2 &mgr;m; the first and second layers each have a thickness of 0.05 to 0.3 &mgr;m and are laminated alternately to form a laminate comprising at least 11 layers; the laminate is oriented at least in one direction; and the second layer has a lower refractive index than the first layer at least in one direction. This multilayer film has excellent handling properties such as film formability and windability and an easily adjustable reflectance.

    摘要翻译: 提供了可用作折射偏光膜或半透明膜的多层膜。 所述多层膜包含由主要重复单元为乙烯-2,6-萘二甲酸酯的聚酯构成的第一层和主要由不同于第一层的聚酯的热塑性树脂组成的第二层,其中, 第一层和第二层含有0.001〜0.5重量%的平均粒径为0.01〜2μ​​m的惰性微粒; 第一层和第二层各自具有0.05至0.3μm的厚度并且交替地层压以形成包含至少11层的层压体; 层压板至少在一个方向上取向; 并且所述第二层至少在一个方向上具有比所述第一层低的折射率。 该多层膜具有优异的处理性能,例如成膜性和卷取性,并且易于调节反射率。