专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

WO2016196168A1 COATED FILMS AND PACKAGES FORMED FROM SAME 审中-公开
标题翻译：包装膜和从其形成的包装
公开(公告)号：WO2016196168A1
公开(公告)日：2016-12-08
申请号：PCT/US2016/034265
申请日：2016-05-26
申请人： DOW GLOBAL TECHNOLOGIES LLC , ROHM AND HAAS COMPANY
发明人： MIYAKE, Kevin K. , GOMES, Jorge C. , JOPKO, Larry , MAZZOLA, Nicolas C. , CASARRUBIAS, Juan Carlos , HERNANDEZ, Claudia , CIPRO, Mateus
IPC分类号： B32B27/08 , B32B27/32 , C08J7/04
CPC分类号： C08J7/047 , B32B27/08 , B32B27/32 , B32B2250/24 , B32B2250/242 , B32B2255/10 , B32B2255/26 , B32B2270/00 , B32B2307/306 , B32B2307/7242 , B32B2439/46 , C08G18/10 , C08G18/1825 , C08G18/4812 , C08G18/4825 , C08G18/4829 , C08G18/7621 , C08J2323/04 , C08J2475/04
摘要： The present invention provides coated films and packages formed from such films. In one aspect, a coated film comprises (a) a film comprising (i) a first layer comprising from 70 to 100 percent by weight of a linear low density polyethylene having a density less than 0.930 g/cm 3 and a peak melting point of less than 126° C; (ii) a second layer comprising from 60 to 100 percent by weight polyethylene having a density of 0.905 to 0.970 g/cm 3 and a peak melting point in the range of 100° C to 135° C; and (iii) at least one inner layer between the first layer and the second layer comprising from 40 to 100 percent by weight of a high density polyethylene having a density from 0.930 to 0.970 g/cm 3 and a peak melting point in the range of 120° C to 135° C; and (b) a coating on an outer surface of the second layer of the film comprising polyurethane. In another aspect, the coated film comprises a monolayer comprising from 70 to 100 percent by weight of a polyethylene having a density less than 0.930 g/cm 3 , a melt index (I2) of less than 2.0g/10 minutes and a peak melting point of less than 126° C, and a coating on an outer surface of the film comprising polyurethane In some embodiments, the coated film is thermally resistant under the sealing conditions of ASTM 1921-98 over a temperature range of 80° C to 180° C, and/or has a gloss of at least 70 units at 60°.
摘要翻译：本发明提供了由这些膜形成的涂膜和包装。一方面，涂膜包含（a）包含（i）包含70-100重量％密度小于0.930g / cm 3的线性低密度聚乙烯和峰值熔点小于等于的第一层的膜 126℃; （ii）包含60至100重量％的密度为0.905至0.970g / cm 3的聚乙烯和峰值熔点在100℃至135℃范围内的第二层; 和（iii）在第一层和第二层之间的至少一个内层包含40-100重量％的密度为0.930-0.970g / cm3的高密度聚乙烯，峰值熔点在120℃的范围内 C至135℃; 和（b）在包含聚氨酯的膜的第二层的外表面上的涂层。另一方面，涂膜包括单层，其包含70-100重量％的密度小于0.930g / cm 3的熔融指数（I2）小于2.0g / 10分钟的聚乙烯和峰值熔点小于126℃的膜和在包含聚氨酯的膜的外表面上的涂层在一些实施方案中，涂覆的膜在ASTM 1921-98的密封条件下在80℃至180℃的温度范围内是耐热的，和/或在60°下具有至少70单位的光泽度。

2. 发明申请

WO2017003543A1 POLYETHYLENE FILMS WITH MATTE SURFACE 审中-公开
标题翻译：聚乙烯薄膜与MATTE表面
公开(公告)号：WO2017003543A1
公开(公告)日：2017-01-05
申请号：PCT/US2016/028780
申请日：2016-05-13
申请人： DOW GLOBAL TECHNOLOGIES LLC
发明人： ROSA, Rosana , BUASZCZYK, Gianna , MAZZOLA, Nicolas C. , GOMES, Jorge C.
IPC分类号： C08J5/18 , B32B27/08 , B32B27/32
CPC分类号： C08J5/18 , B32B27/06 , B32B27/08 , B32B27/306 , B32B27/308 , B32B27/32 , B32B27/327 , B32B27/34 , B32B2250/24 , B32B2264/102 , B32B2264/104 , B32B2264/12 , B32B2270/00 , B32B2307/40 , B32B2307/408 , B32B2307/414 , B32B2307/546 , B32B2307/72 , B32B2307/732 , B32B2323/046 , B32B2439/00 , B32B2439/46 , B32B2439/70 , C08J2323/04 , C08J2323/06
摘要： Embodiments of monolayer and multilayer films which provide an improved matte surface are disclosed. The monolayer film or an outer layer of the multilayer films comprise greater than 50% by weight of a first polyethylene having a density of at least 0.935 g/cm 3 and a melt index (I 2 ) of 0.9 g/10 minutes or less, and less than 50% by weight of a second polyethylene having a density less 0.935 g/cm 3 and a melt index (I 2 ) of 20 g/10 minutes or less, wherein the film exhibits an external gloss of less than 20 units when measured at 45 according to ASTM D2457 and a haze greater than 60% when measured according to ASTM D1003.
摘要翻译：公开了提供改进的无光泽表面的单层和多层膜的实施例。单层膜或多层膜的外层包含大于50重量％的密度为至少0.935g / cm 3，熔体指数（I 2）为0.9g / 10分钟以下的第一聚乙烯和更少的比50重量％密度小于0.935g / cm 3，熔体指数（I 2）为20g / 10分钟以下的第二聚乙烯，其中当45°测量时，该膜的外观光泽度小于20单位至ASTM D2457，当根据ASTM D1003测量时雾度大于60％。

3. 发明申请

WO2022094266A1 POLYETHYLENE COMPOSITIONS AND FILMS COMPRISING THE SAME 审中-公开
公开(公告)号：WO2022094266A1
公开(公告)日：2022-05-05
申请号：PCT/US2021/057337
申请日：2021-10-29
申请人： DOW GLOBAL TECHNOLOGIES LLC
发明人： BARBOSA, Bruno Cesar De Moraes , MAZZOLA, Nicolas C. , SHARMA, Rahul , BUASZCZYK, Gianna
IPC分类号： C08L23/04 , C08J5/18 , C08L23/06 , C08L23/08
摘要： The present invention relates to polyethylene compositions. In one aspect, a polyethylene composition comprises (1) a first polyethylene fraction having a single peak in a temperature range of 50 ºC to 85 ºC in an elution profile via iCCD analysis method, (2) a second polyethylene fraction having a single peak in a temperature range of 85 ºC to 100 ºC in the elution profile via iCCD analysis method, and (3) a third polyethylene fraction having a single peak in a temperature range of 100 ºC to 120 ºC in the elution profile via iCCD analysis method, wherein the first polyethylene area fraction comprises 25 to 50% of the total area of the elution profile, wherein the second polyethylene area fraction comprises 30 to 50% of the total area of the elution profile, and wherein the third polyethylene area fraction comprises 15 to 35% of the total area of the elution profile.

4. 发明申请

WO2016025168A1 POLYETHYLENE-BASED COMPOSITE FILMS, AND ARTICLES MADE THEREFROM 审中-公开
标题翻译：聚乙烯基复合膜及其制品
公开(公告)号：WO2016025168A1
公开(公告)日：2016-02-18
申请号：PCT/US2015/042568
申请日：2015-07-29
申请人： DOW GLOBAL TECHNOLOGIES LLC , DOW QUIMICA MEXICANA S.A. DE C.V.
发明人： ARTEAGA LARIOS, Fabricio , RUIZ, Eduardo , MAZZOLA, Nicolas C. , ROSSI, Sabine Alves Da Costa
IPC分类号： B32B27/32 , B32B3/26
CPC分类号： B32B27/32 , B32B27/08 , B32B27/20 , B32B27/327 , B32B2250/03 , B32B2250/242 , B32B2270/00 , B32B2307/3065 , B32B2307/4026 , B32B2307/7145 , B32B2307/718 , B32B2307/72 , B32B2307/732 , B32B2307/746 , B32B2432/00 , B32B2535/00 , B32B2555/02
摘要： A polyethylene-based composite film comprising a core layer, a first skin layer and a second skin layer, the core layer being positioned between the first skin layer and the second skin layer, wherein the core layer comprises a polymer blend of a high density polyethylene having a density of 0.940-0.970 g/cc and a melt index of 2-10 g/10 min, and a low density polyethylene having a density of 0.910 0.925 g/cc and a melt index of 0.1 - 1 g/10 min, wherein the first skin layer comprises greater than 50%, by polymer weight of the first skin layer, of an ethylene-based polymer comprising at least 50 wt.% units derived from ethylene, and wherein the ethylene-based polymer has a density of 0.900 0.920 g/cc and a melt index of 1-10 g/10 min, and wherein the polyethylene-based composite film has an overall density of 0.930-0.950 g/cc.
摘要翻译：一种聚乙烯基复合膜，其包含芯层，第一表皮层和第二表皮层，所述芯层位于第一表皮层和第二表皮层之间，其中芯层包含高密度聚乙烯密度为0.940-0.970g / cc，熔体指数为2-10g / 10min，密度为0.910±0.925g / cc，熔体指数为0.1〜1g / 10min的低密度聚乙烯，其中所述第一表层由所述第一表皮层的聚合物重量包含大于50％的包含至少50重量％衍生自乙烯的单元的乙烯基聚合物，并且其中所述乙烯基聚合物的密度为0.900 0.920g / cc，熔体指数为1-10g / 10min，其中聚乙烯基复合膜的总密度为0.930-0.950g / cc。

5. 发明申请

WO2022093488A1 MULTILAYER FILMS AND ARTICLES COMPRISING THE SAME 审中-公开
公开(公告)号：WO2022093488A1
公开(公告)日：2022-05-05
申请号：PCT/US2021/053346
申请日：2021-10-04
申请人： DOW GLOBAL TECHNOLOGIES LLC
发明人： BUASZCZYK, Gianna , DE MORAES BARBOSA, Bruno Cesar , MAZZOLA, Nicolas C. , SHARMA, Rahul , WEVERS, Ronald
IPC分类号： B32B27/08 , B32B27/30 , B32B27/32 , C08J5/18 , C08L23/04 , C08L23/06
摘要： The present invention relates to multilayer films. In one aspect, a multilayer film comprises a first polyethylene composition having a density of at least 0.965 g/cm3 and as further described herein and a second polyethylene composition having a density of 0.924 g/cm3 to 0.936 g/cm3 and as further described herein, wherein the multilayer film comprises 40 weight percent or less of the first polyethylene composition based on the total weight of the multilayer film.

6. 发明申请

WO2015061516A1 STIFF POLYETHYLENE FILM WITH ENHANCED OPTICAL PROPERTIES 审中-公开
标题翻译：具有增强光学特性的聚苯乙烯薄膜
公开(公告)号：WO2015061516A1
公开(公告)日：2015-04-30
申请号：PCT/US2014/061865
申请日：2014-10-23
申请人： DOW GLOBAL TECHNOLOGIES LLC
发明人： MAZZOLA, Nicolas C. , CANTU, Marcelo D. , GOMES, Jorge Caminero
IPC分类号： B32B27/32
CPC分类号： B32B27/32 , B32B27/08 , B32B2250/242 , B32B2307/308 , B32B2307/406 , B32B2307/734 , B32B2307/736 , B32B2553/00
摘要： The present invention relates to polyethylene films having a combination of high stiffness and good optics. The cast films have a first layer comprising a linear polyethylene having a density greater than 0.94 g/cm3 and a melt index less than or equal to 1.3 g/10min together with a second layer comprising a linear polyethylene having a density greater than 0.94 g/cm3 and a melt index greater than or equal to 2.0 g/10 min. The second layer is an external layer of the film.
摘要翻译：本发明涉及具有高刚度和良好光学组合的聚乙烯薄膜。流延膜具有第一层，其包含密度大于0.94g / cm 3且熔体指数小于或等于1.3g / 10min的线性聚乙烯，以及包含密度大于0.94g / 10min的线性聚乙烯的第二层， cm 3，熔体指数大于或等于2.0g / 10min。第二层是膜的外部层。

7. 发明申请

WO2015057501A1 FLEXIBLE FILM COMPOSITION FOR HEAT SEALS AND CONTAINER WITH SAME 审中-公开
标题翻译：用于热密封和容器的柔性膜组合物
公开(公告)号：WO2015057501A1
公开(公告)日：2015-04-23
申请号：PCT/US2014/059996
申请日：2014-10-10
申请人： DOW GLOBAL TECHNOLOGIES LLC
发明人： LAI, Chuan Yar , BRUNNER, Kurt , VAN DUN, Jozef J.I. , MAZZOLA, Nicolas C. , ARROYO VILLAN, Maria Isabel
IPC分类号： B32B27/08 , B32B27/32 , B32B27/34 , B32B27/36 , B32B27/40
CPC分类号： B65D65/02 , B32B7/02 , B32B7/12 , B32B27/065 , B32B27/08 , B32B27/304 , B32B27/306 , B32B27/32 , B32B27/325 , B32B27/327 , B32B27/34 , B32B27/36 , B32B2270/00 , B32B2274/00 , B32B2307/31 , B32B2307/582 , B32B2307/72 , B32B2439/46
摘要： The present disclosure is directed to compositions and film structures suitable for heat seal production. The heat sealable flexible film structure includes: a layer (A) comprising a blend comprising from 35 to 80 percent by weight of the layer (A) of a propylene based plastomer or elastomer ("PBPE") and from 20 to 65 percent by weight of the layer (A) of a low density polyethylene having a density in the range of from 0.915 g/cm 3 to 0.935 g/cm 3 , wherein the blend has a melt index (as determined according to ASTM D 1238 (at 190°C/2.16 Kg); a layer (B), adjacent to layer (A), comprising a polyolefin-based polymer, wherein the polymer or polymer blend which makes up layer (B) flows more easily than the blend of layer (A) under conditions intended for making a hard seal with the film structure; and an outermost layer (C) comprising a material having a melting point greater than 140°C; wherein the ratio of the thickness of layer (B) to the thickness of layer (A) is 3:1 or greater. The heat sealable flexible film structure is used to make a flexible container having one or more heat seals. The heat seal can be a frangible heat seal, a hard heat seal, or a combination of frangible heat seals and hard heat seals depending on the sealing conditions.
摘要翻译：本公开涉及适于热封生产的组合物和膜结构。可热封的柔性膜结构包括：包含共混物的层（A），其包含基于丙烯的塑性体或弹性体（“PBPE”）的层（A）的35至80重量％和20至65重量％的密度在0.915g / cm 3至0.935g / cm 3范围内的低密度聚乙烯层（A），其中该共混物具有熔体指数（根据ASTM D 1238测定（190℃/ 2.16Kg）;与层（A）相邻的层（B），其包含聚烯烃基聚合物，其中组成层（B）的聚合物或聚合物共混物比条件（A）的共混物更容易流动用于与薄膜结构进行硬密封;以及包含熔点大于140℃的材料的最外层（C）;其中层（B）的厚度与层（A）的厚度的比率是3：1或更大，可热封的柔性膜结构用于制造具有一个或多个热封的柔性容器根据密封条件，热封可以是易碎热封，硬热密封或易碎热密封和硬热密封的组合。

8. 发明公开

EP3209496A1 A MULTILAYER STRUCTURE, A FILM MADE THEREFROM AND A PACKAGE FORMED THEREFROM 有权
标题翻译：多层结构，由此制成的膜和由此形成的包装
公开(公告)号：EP3209496A1
公开(公告)日：2017-08-30
申请号：EP15781276.9
申请日：2015-10-05
申请人： Dow Global Technologies LLC
发明人： MAZZOLA, Nicolas C. , GARGALAKA, JUNIOR, João, , GOMES, Jorge, Caminero , BUASZCZYK, Gianna
IPC分类号： B32B7/00 , B32B7/02 , B32B7/04 , B32B7/06 , B32B7/12 , B32B27/00 , B32B27/06 , B32B27/08 , B32B27/28 , B32B27/30 , B32B27/32 , B32B27/34 , B32B1/00 , B32B1/02 , B32B3/00 , B32B3/02 , B32B3/06 , B32B3/30
CPC分类号： B32B27/08 , B32B1/00 , B32B1/02 , B32B3/00 , B32B3/02 , B32B3/06 , B32B3/30 , B32B7/00 , B32B7/02 , B32B7/04 , B32B7/06 , B32B7/12 , B32B27/00 , B32B27/06 , B32B27/28 , B32B27/30 , B32B27/304 , B32B27/306 , B32B27/308 , B32B27/32 , B32B27/34 , B32B2270/00 , B32B2307/50 , B32B2307/7242 , B32B2307/7244 , B32B2307/7246 , B32B2307/7248 , B32B2307/7265 , B32B2307/748 , B32B2439/00 , B32B2439/02 , B32B2439/06 , B32B2439/40 , B32B2439/46 , B32B2439/70 , B32B2553/00 , B32B2581/00 , B65D65/14 , B65D65/38 , B65D85/72
摘要： A multilayer structure including a first layer; a sealant layer formed from one or more ethylene-based polymers; and a cohesive failure layer adjacent to the sealant layer and formed from a polymer blend which comprises an elastomeric propylene based polymer and a second polymer, wherein the second polymer is selected from the group consisting of high pressure low density polyethylene, high density polyethylene, ethylene acrylic acid copolymers, ethylene (meth) acrylic acid copolymers and combinations thereof is provided.
摘要翻译：包括第一层的多层结构; 由一种或多种基于乙烯的聚合物形成的密封剂层; 以及与所述密封层相邻并由聚合物共混物形成的内聚破坏层，所述聚合物共混物包含弹性体丙烯基聚合物和第二聚合物，其中所述第二聚合物选自高压低密度聚乙烯，高密度聚乙烯，乙烯丙烯酸共聚物，乙烯（甲基）丙烯酸共聚物及其组合。

9. 发明公开

EP3145712A1 POLYMER FILM STRUCTURES AND ARTICLES MADE THEREFROM 审中-公开
标题翻译： POLYMERFOLIENSTRUKTUREN UND DARAUS HERGESTELLTE ARTIKEL
公开(公告)号：EP3145712A1
公开(公告)日：2017-03-29
申请号：EP15721490.9
申请日：2015-04-28
申请人： Dow Global Technologies LLC
发明人： GARGALAKA, Joao Junior , GOMES, Jorge C. , MOUNTS, Michael L. , MAZZOLA, Nicolas C. , CANTU, Marcelo D.
IPC分类号： B32B7/12 , B32B27/08 , B32B27/30 , B32B27/32
CPC分类号： B32B27/304 , B32B7/12 , B32B27/08 , B32B27/306 , B32B27/308 , B32B27/32 , B32B2250/24 , B32B2270/00 , B32B2307/538 , B32B2307/54 , B32B2307/582 , B32B2307/7244 , B32B2307/7246 , B32B2307/738 , B32B2439/00
摘要： A film structure comprising: a first surface layer which comprises a polymeric material selected from the group consisting of LLDPE, MDPE, and polypropylene and blends thereof, wherein the polymeric material has a melting point of at least 95°C and a total crystallinity from 25 to 45%; a first tie layer comprising at least one component selected from the group consisting of EVA, EEA, EMA, and EBA; an internal layer which comprises a PVDC copolymer; and a second surface layer which comprises an LLDPE having a density of from 0.865 to 0.925 g/cm3 and a melt index, I
2 , of less than 6.0 g/10 min, and wherein the internal layer represents from 6 to 25% of a total thickness of the film structure is provided. Also provided are articles made from the film structure.
摘要翻译：一种薄膜结构，包括：第一表面层，其包含选自由LLDPE，MDPE和聚丙烯及其共混物组成的组的聚合物材料，其中所述聚合物材料的熔点为至少95℃，总结晶度为 25〜45％; 包含选自EVA，EEA，EMA和EBA中的至少一种组分的第一粘结层; 包含PVDC共聚物的内层; 以及第二表面层，其包含密度为0.865至0.925g / cm 3的LLDPE和小于6.0g / 10min的熔体指数I2，并且其中内层为总计的6至25％提供膜结构的厚度。还提供了由电影结构制成的物品。

10. 发明公开

EP3317330A1 POLYETHYLENE FILMS WITH MATTE SURFACE 有权
标题翻译：聚亚乙基薄膜与哑光表面
公开(公告)号：EP3317330A1
公开(公告)日：2018-05-09
申请号：EP16726440.7
申请日：2016-05-13
申请人： Dow Global Technologies LLC
发明人： ROSA, Rosana , BUASZCZYK, Gianna , MAZZOLA, Nicolas C. , GOMES, Jorge C.
IPC分类号： C08J5/18 , B32B27/08 , B32B27/32
摘要： Embodiments of monolayer and multilayer films which provide an improved matte surface are disclosed. The monolayer film or an outer layer of the multilayer films comprise greater than 50% by weight of a first polyethylene having a density of at least 0.935 g/cm3 and a melt index (I2) of 0.9 g/10 minutes or less, and less than 50% by weight of a second polyethylene having a density less 0.935 g/cm3 and a melt index (I2) of 20 g/10 minutes or less, wherein the film exhibits an external gloss of less than 20 units when measured at 45 according to ASTM D2457 and a haze greater than 60% when measured according to ASTM D1003.

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式