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1. 发明专利

JP2011148202A Biaxially oriented polyethylene terephthalate film for polarizing plate release 有权
标题翻译：用于偏光板释放的双向聚对苯二甲酸乙二醇酯膜
公开(公告)号：JP2011148202A
公开(公告)日：2011-08-04
申请号：JP2010011790
申请日：2010-01-22
申请人： Toyobo Co Ltd , 東洋紡績株式会社
发明人： INAGAKI JUN , IKEHATA YOSHITOMO , ITO KATSUYA , HIRO KAZUYA
IPC分类号： B29C55/14 , B29C33/68 , B29K67/00 , B29L7/00 , B29L11/00 , G02B5/30
摘要： PROBLEM TO BE SOLVED: To provide a biaxially oriented polyethylene terephthalate film for polarizing plate release, which is excellent in contrast property and breakage resistance and has excellent optical axis accuracy and thermal dimensional stability.
SOLUTION: The biaxially oriented polyethylene terephthalate film satisfies the following requirements (1)-(4): (1) a heat shrinkage percentage when heated at 150°C for 30 minutes is 2.0% or less in both longitudinal and width direction; (2) the difference between the heat shrinkage percentage in the longitudinal direction and that in the width direction when heated at 150°C for 30 minutes is 1.0% or less; (3) an MOR value measured by a microwave transmission type molecular orientation meter is 1.80 to 2.10; and (4) the variation of orientation angle in the film width direction is 3.0°-5.0° per 500 mm.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供对比性和耐断裂性优异的偏光板剥离用双轴取向聚对苯二甲酸乙二醇酯膜，具有优异的光轴精度和热尺寸稳定性。解决方案：双轴取向聚对苯二甲酸乙二醇酯膜满足以下要求（1） - （4）：（1）在150℃下加热30分钟时的热收缩率在纵向和宽度方向均为2.0％以下 ; （2）在150℃下加热30分钟时，长度方向和宽度方向的热收缩率之差为1.0％以下; （3）由微波透射型分子取向仪测得的MOR值为1.80〜2.10; 和（4）膜宽度方向上的取向角的变化为3.0°-5.0°/ 500mm。版权所有（C）2011，JPO＆INPIT

2. 发明专利

JP2010264643A Easily adhesive polyester film, and rubber/polyester film laminate 审中-公开
标题翻译：易胶粘聚酯薄膜，橡胶/聚酯薄膜
公开(公告)号：JP2010264643A
公开(公告)日：2010-11-25
申请号：JP2009117434
申请日：2009-05-14
申请人： Toyobo Co Ltd , 東洋紡績株式会社
发明人： ITO KATSUYA , KUZE KATSURO , KITSUMOTO HIROTOSHI
IPC分类号： B32B27/36 , B32B25/08 , B32B27/40 , C08J7/00
摘要： PROBLEM TO BE SOLVED: To provide a polyester film for laminating rubber, wherein a laminate having high adhesion between the polyester film and rubber and excellent adhesion durability is obtained and to provide the laminate.
SOLUTION: An easily adhesive polyester film is characterized in that a polyurethane resin adhesion layer (a) having an unsaturated hydrocarbon bond in a molecule is laminated on at least one surface of the polyester film which is oriented at least in one axial direction. The unsaturated hydrocarbon bond is preferably derived from an (meth)acrylate group.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供层压橡胶的聚酯膜，其中获得聚酯膜和橡胶之间具有高粘附性并具有优异的粘合耐久性的层压体，并提供层压体。解决方案：一种易粘合的聚酯薄膜的特征在于，在分子中具有不饱和烃键的聚氨酯树脂粘合层（a）层压在聚酯薄膜的至少一个轴向方向上的至少一个表面上。不饱和烃键优选衍生自（甲基）丙烯酸酯基团。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2009110024A Surface light-diffusing polyester film 审中-公开
标题翻译：表面光扩散聚酯膜
公开(公告)号：JP2009110024A
公开(公告)日：2009-05-21
申请号：JP2009011849
申请日：2009-01-22
申请人： Toyobo Co Ltd , 東洋紡績株式会社
发明人： BABA SHUNICHIRO , SASAKI YASUSHI , NISHI MUTSUO , HAMAMOTO SHIRO , ITO KATSUYA , KUROIWA HARUNOBU , NOSE KATSUHIKO
IPC分类号： G02B5/02 , G02B5/04 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a surface light-diffusing polyester film having excellent heat resistance, mechanical strength, thickness accuracy and the like, both of total luminous transmittance and light diffusing property, and suppressing generation of heating curl caused by a bimetal structure. SOLUTION: The light-diffusing polyester film comprising a biaxially oriented polyester film is such that: (1) the film has a support layer, comprising a crystalline homopolyester or a crystalline polyester containing a copolymerization component, and a light-diffusing layer, layered on at least one face of the support layer by co-extrusion method and comprises a blended composition containing 50 to 99 pts.mass of a crystalline polyester containing a copolymerization component, having a melting point range of 235 to 255°C and 1 to 50 pts.mass of an additive which is incompatible with the polyester; (2) the film has a plane orientation coefficient ΔP of 0.08 to 0.16; (3) the film has a surface haze of not less than 15%; (4) the film has an internal haze less than the surface haze; and (5) the film has a dimensional change rate at 150°C of not more than 3%. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有优异的耐热性，机械强度，厚度精度等的表面光散射聚酯膜，总透光率和光扩散性两者，以及抑制由双金属结构。解决方案：包含双轴取向聚酯膜的光扩散性聚酯膜是这样的：（1）膜具有支撑层，其包含结晶均聚酯或含有共聚成分的结晶聚酯，以及光扩散层，通过共挤出方法在支撑层的至少一个表面上层叠，并且包含含有50-99重量份含有共聚成分的结晶聚酯的共混组合物，其熔点范围为235-255℃和1 至50份与聚酯不相容的添加剂; （2）膜的面取向系数ΔP为0.08〜0.16; （3）膜的表面雾度不小于15％; （4）膜的内部雾度小于表面雾度; （5）该薄膜的150℃的尺寸变化率为3％以下。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2009073937A Double-sided self-adhesive sheet, manufacturing method for it, and usage of it 有权
标题翻译：双面自粘片，IT制造方法及其应用
公开(公告)号：JP2009073937A
公开(公告)日：2009-04-09
申请号：JP2007244283
申请日：2007-09-20
申请人： Kureha Elastomer Co Ltd , Toyobo Co Ltd , クレハエラストマー株式会社 , 東洋紡績株式会社
发明人： KUZE KATSURO , ITO KATSUYA , HIGASHIURA MASAYA , JINNO ATSUSHI , IWATANI TERUYUKI
IPC分类号： C09J7/02 , B32B27/00 , C09J133/00 , C09J183/04
摘要： PROBLEM TO BE SOLVED: To provide a double-sided self-adhesive sheet having excellent adhesiveness, in particular, hot water resistant adhesiveness between a silicone self-adhesive layer and a base material film while having properly regulated peel strength between the silicone self-adhesive layer and a separate film, to provide a method for efficiently and economically manufacturing the double-side self-adhesive sheet, and to provide preferable usage of the double-sided self-adhesive sheet. SOLUTION: In this double-sided self-adhesive sheet, a polyester film A, a mold release layer B, the self-adhesive layer C containing a cross-linked silicone compound having a polydimethylsiloxane skeleton, a hot water-resistant adhesiveness improvement layer D, a polyester base material film E, an acrylic self-adhesive layer F, and the separate film G are layered in this order A-G. The peel strength, which is measured by a specific method, between the mold release layer B and the adhesive layer C is 0.03-1.0 N/20 mm. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有优异的粘合性的双面自粘合片，特别是硅氧烷自粘层和基材膜之间的耐热水粘合性，同时具有适当调节硅树脂之间的剥离强度自粘层和单独的膜，以提供一种有效且经济地制造双面自粘合片的方法，并提供双面自粘合片的优选用途。解决方案：在该双面自粘片中，聚酯膜A，脱模层B，含有具有聚二甲基硅氧烷骨架的交联硅氧烷化合物的自粘合层C，耐热粘合性改性层D，聚酯基材膜E，丙烯酸系自粘合层F和分离膜G以该顺序层叠。脱模层B和粘合层C之间通过具体方法测定的剥离强度为0.03〜1.0N / 20mm。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2009048156A Surface light-diffusing polyester film 有权
标题翻译：表面光扩散聚酯膜
公开(公告)号：JP2009048156A
公开(公告)日：2009-03-05
申请号：JP2007316712
申请日：2007-12-07
申请人： Toyobo Co Ltd , 東洋紡績株式会社
发明人： BABA SHUNICHIRO , SASAKI YASUSHI , NISHI MUTSUO , HAMAMOTO SHIRO , ITO KATSUYA , KUROIWA HARUNOBU , NOSE KATSUHIKO
IPC分类号： G02B5/02 , B32B27/36 , G02F1/1335
摘要： PROBLEM TO BE SOLVED: To provide a surface light-diffusing polyester film that has high thermal resistance, mechanical strength, thickness accuracy, or the like, reconciles total light transmission with light diffusivity, and suppresses occurrence of heating curl originating in a bimetal structure. SOLUTION: This light-diffusing polyester film is composed of a biaxially oriented polyester film, which is characterized in that (1) the film has a supporting layer composed of a crystalline homopolyester or a crystalline polyester containing a copolymerization component, and a light-diffusing layer arranged on at least one side of the supporting layer by co-extrusion and composed of a blended composition containing 50-99 parts by mass of a crystalline polyester containing a copolymerization component having a melting point of 235-255°C and 1-50 parts by mass of an additive incompatible with the polyester. This light-diffusing polyester film is further characterized in that (2) the film has a plane orientation coefficient ΔP of 0.08-0.16; (3) the film has a surface haze of ≥15%; (4) the film has an internal haze less than the surface haze; and (5) the film has a dimensional change rate at 150°C of ≤3% and a tensile strength of ≥100 MPa. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有高耐热性，机械强度，厚度精度等的表面光散射聚酯膜，将总的光透射与光扩散性相协调，并且抑制起源于双金属结构。该光扩散性聚酯膜由双轴取向聚酯膜构成，其特征在于：（1）该膜具有由结晶均聚酯构成的支持层或含有共聚成分的结晶性聚酯，光漫射层，其通过共挤出布置在支撑层的至少一侧上，并且由含有50-99质量份含有熔点为235-255℃的共聚成分的结晶聚酯的共混组合物组成， 1-50质量份与聚酯不相容的添加剂。该光扩散性聚酯膜的特征还在于，（2）膜的面取向系数ΔP为0.08〜0.16; （3）膜的表面雾度≥15％; （4）膜的内部雾度小于表面雾度; （5）该薄膜的150℃的尺寸变化率为≤3％，拉伸强度为≥100MPa。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2008189781A Thermally shrinkable polyester-based film 审中-公开
标题翻译：热收缩聚酯基薄膜
公开(公告)号：JP2008189781A
公开(公告)日：2008-08-21
申请号：JP2007024765
申请日：2007-02-02
申请人： Toyobo Co Ltd , 東洋紡績株式会社
发明人： ITO KATSUYA , MUKOYAMA YUKINOBU , TAHODA TADASHI , NOSE KATSUHIKO , SHIMIZU YUSUKE
IPC分类号： C08J5/18 , B32B27/36 , B65D23/00 , B65D65/40 , C08K3/22 , C08K3/32 , C08K5/05 , C08K5/09 , C08K5/49 , C08L67/02 , G09F3/04
摘要： PROBLEM TO BE SOLVED: To provide a thermally shrinkable polyester-based film which is used for labels and extremely little form wrinkles, shrinkage unevenness and strains due to shrinkage.
SOLUTION: This thermally shrinkable polyester-based film is obtained by charging and melting a polyester resin component A comprising butylene terephthalate units and other ester units and a polyester resin component B consisting mainly of ethylene terephthalate units and neopentyl terephthalate units and having a polyester composition different from that of the polyester resin component A in separate extruders A1 and B1, respectively, charging the resin component A and the resin component B in a static mixer in the melted state, extruding the mixture from a T-die, cooling the extruded sheet, and then stretching the formed un-stretched sheet at least monoaxially.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于标签和极小皱纹，收缩不均匀性和收缩应变的热收缩性聚酯类薄膜。解决方案：该热收缩性聚酯类膜通过将包含对苯二甲酸丁二醇酯单元和其它酯单元的聚酯树脂组分A和主要由对苯二甲酸乙二醇酯单元和新戊基对苯二甲酸酯单元组成的聚酯树脂组分B进行充填和熔融而得到，在分开的挤出机A1和B1中分别与聚酯树脂组分A的聚酯组合物不同，在静态混合器中将树脂组分A和树脂组分B以熔融状态装入，从T模挤出混合物，冷却挤出片材，然后至少单轴拉伸形成的未拉伸片材。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2008189779A Thermally shrinkable polyester-based film 审中-公开
标题翻译：热收缩聚酯基薄膜
公开(公告)号：JP2008189779A
公开(公告)日：2008-08-21
申请号：JP2007024748
申请日：2007-02-02
申请人： Toyobo Co Ltd , 東洋紡績株式会社
发明人： ITO KATSUYA , TAHODA TADASHI , NOSE KATSUHIKO , SHIMIZU YUSUKE
IPC分类号： C08J5/18 , B32B27/36 , B65D65/02 , B65D65/04 , B65D65/40 , C08K3/22 , C08K3/32 , C08K5/05 , C08K5/098 , C08K5/49 , C08L67/02 , G09F3/04
摘要： PROBLEM TO BE SOLVED: To provide a thermally shrinkable polyester-based film which is excellent in a shrink-finishing property, adhesiveness to bottles, and perforation-unsealing property and is suitable for labels. SOLUTION: This thermally shrinkable polyester-based film is obtained by charging and melting a polyester resin component A consisting mainly of trimethylene terephthalate units, and a polyester resin component B consisting mainly of ethylene terephthalate units and ethylene isophthalate units in separate extruders A1 and B1, respectively, charging the resin component A and the resin component B in a static mixer in the melted state, extruding the mixture from a T-die, cooling the extruded sheet, and then stretching the formed un-stretched sheet at least monoaxially. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种收缩整理性优异，对瓶子的粘合性和穿孔开封性能优异的热收缩性聚酯类膜，适用于标签。解决方案：该热收缩聚酯类膜是通过将主要由对苯二甲酸丙二醇酯单元组成的聚酯树脂组分A和主要由对苯二甲酸乙二醇酯单元组成的聚酯树脂组分B和分离的挤出机A1中的间苯二甲酸乙二醇酯单元进行充填和熔化而获得的和B1分别在熔融状态的静态混合器中对树脂组分A和树脂组分B进行充填，从T模挤出混合物，冷却挤出的片材，然后至少将单丝拉伸所形成的未拉伸片材。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2008189778A Thermally shrinkable polyester-based film 审中-公开
标题翻译：热收缩聚酯基薄膜
公开(公告)号：JP2008189778A
公开(公告)日：2008-08-21
申请号：JP2007024747
申请日：2007-02-02
申请人： Toyobo Co Ltd , 東洋紡績株式会社
发明人： ITO KATSUYA , TAHODA TADASHI , NOSE KATSUHIKO , SHIMIZU YUSUKE
IPC分类号： C08J5/18 , B32B27/36 , B65D65/02 , B65D65/04 , B65D65/40 , C08K3/22 , C08K3/32 , C08K5/057 , C08K5/09 , C08K5/49 , C08L67/02 , G09F3/04
摘要： PROBLEM TO BE SOLVED: To provide a thermally shrinkable polyester-based film which is excellent in a shrink-finishing property, adhesiveness to bottles, and perforation-unsealing property and is suitable for labels. SOLUTION: This thermally shrinkable polyester-based film is obtained by charging and melting a polyester resin component A comprising ethylene terephthalate units, ester units produced from dimer acid and ethylene glycol, and other ester units, and a polyester resin component B consisting mainly of ethylene terephthalate units and neopentyl terephthalate units and having a polyester composition different from that of the polyester resin component A in separate extruders A1 and B1, respectively, charging the resin component A and the resin component B in a static mixer in the melted state, extruding the mixture from a T-die, cooling the extruded sheet, and then stretching the formed un-stretched sheet at least monoaxially. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种收缩整理性优异，对瓶子的粘合性和穿孔开封性能优异的热收缩性聚酯类膜，适用于标签。解决方案：该热收缩性聚酯类膜是将包含对苯二甲酸乙二醇酯单元的聚酯树脂组分A，由二聚酸和乙二醇制得的酯单元和其它酯单元，以及由主要是对苯二甲酸乙二醇酯单元和新戊基对苯二甲酸酯单元，分别在分开的挤出机A1和B1中具有不同于聚酯树脂组分A的聚酯组合物，在熔融状态的静态混合器中填充树脂组分A和树脂组分B 从T模挤出混合物，冷却挤出的片材，然后至少单轴拉伸形成的未拉伸片材。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2008110514A Rubber compounding polyester film and polyester film laminate 有权
标题翻译：橡胶复合聚酯薄膜和聚酯薄膜层压板
公开(公告)号：JP2008110514A
公开(公告)日：2008-05-15
申请号：JP2006294028
申请日：2006-10-30
申请人： Toyobo Co Ltd , 東洋紡績株式会社
发明人： ITO KATSUYA , KUMANO KATSUFUMI
IPC分类号： B32B27/36 , C08G63/181 , C08J7/04
摘要： PROBLEM TO BE SOLVED: To provide a rubber compounding PEs film which is excellent in moldability under a low temperature and low pressure condition, transparency, solvent resistance, and heat resistance, does not cause blocking or breaking when a long film taken up in a roll form is unwound, is reduced in environmental load, and also is excellent in the durable adhesiveness with a rubber. SOLUTION: The rubber compounding PEs film is constituted by providing a crosslinked high-molecular film with a thickness of 0.01-5 μm on one side or both sides of a biaxially stretched PEs film comprising at least a copolymer PEs. The film is characterized in that (1) stress at 100% elongation in the longitudinal and lateral directions of the film is 40-300 Mpa at 25°C and 1-100 MPa at 100°C, (2) the heat shrinkage factor in the longitudinal and lateral directions of the film at 150°C is 0.01-5.0%, (3) haze is 0.1-3.0%, (4) the surface roughness (Ra) of at least one side of the film is 0.005-0.030 μm, and (5) the surface orientation degree of the film is 0.095 or below. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供在低温和低压条件下成型性优异的橡胶配混PE膜，透明性，耐溶剂性和耐热性，当长膜被吸收时不会发生堵塞或破裂在卷筒形式中，解卷，环境负荷降低，并且与橡胶的耐久粘合性也优异。解决方案：橡胶配混PE膜通过在至少包含共聚物PE的双轴拉伸PE膜的一侧或两侧提供厚度为0.01-5μm的交联的高分子膜而构成。该膜的特征在于：（1）膜的纵向和横向100％伸长的应力在25℃为40-300Mpa，在100℃为1-100MPa，（2）热收缩率 150℃下的膜的纵向和横向方向为0.01-5.0％，（3）雾度为0.1-3.0％，（4）膜的至少一侧的表面粗糙度（Ra）为0.005-0.030μm ，（5）膜的表面取向度为0.095以下。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2008095085A Polyester film for forming 审中-公开
标题翻译：聚酯薄膜成型
公开(公告)号：JP2008095085A
公开(公告)日：2008-04-24
申请号：JP2007235082
申请日：2007-09-11
申请人： Toyobo Co Ltd , 東洋紡績株式会社
发明人： KUMANO KATSUFUMI , HARAGUCHI HIROKI , SASAKI YASUSHI , TANABE MASATOSHI , ITO KATSUYA
IPC分类号： C08J5/18 , C08G63/181 , C08K3/20 , C08K3/32 , C08K5/09 , C08K5/51 , C08L67/00
摘要： PROBLEM TO BE SOLVED: To provide a polyester film for forming, which is excellent in formability at a low temperature and at low pressure, in transparency, solvent resistance, heat resistance, and electrostatic adhesiveness, little contains foreign matter, does not cause blocking and breakage of the film, when the long film wound up in a roll-like form is unwound, and little gives loads to environments. SOLUTION: This biaxially oriented film comprising a copolyester and containing an alkaline earth metal compound (M) and a phosphorus compound (P) in a range satisfying expression (1): 0.05≤M≤0.40 (mol.%) and expression (2): 1.0≤M/P≤3.5 (molar ratio) is characterized in that (1) stress in the longitudinal and lateral directions of the film on 100% extension is 40 to 300 MPa at 25°C and 1 to 100 MPa at 100°C; (2) a thermal shrinkage rate in the longitudinal and lateral directions of the film at 150°C is 0.01 to 5.0%; (3) a haze is 0.1 to 3.0%; (4) the surface roughness (Ra) of the film on at least one side is 0.005 to 0.030 μm; (5) a planar orientation degree is ≤0.095. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：待解决的问题：为了提供在低温和低压下成型性优异的聚酯成膜透明性，耐溶剂性，耐热性和静电粘附性，几乎不含异物当长卷绕成卷状形状时，会导致胶片的堵塞和断裂，并且几乎不会给环境带来负担。解决方案：包含共聚酯并含有碱金属化合物（M）和磷化合物（P）的双轴取向膜在满足表达式（1）：0.05≤M≤0.40（摩尔％）和表达式（2）：1.0≤M/P≤3.5（摩尔比）的特征在于：（1）膜的纵向和横向100％延伸时的应力在25℃为40〜300MPa，1〜100MPa 在100℃; （2）150℃下的膜的纵向和横向的热收缩率为0.01〜5.0％。（3）雾度为0.1〜3.0％（4）至少一面上的膜的表面粗糙度（Ra）为0.005〜0.030μm; （5）平面取向度≤0.095。版权所有（C）2008，JPO＆INPIT

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