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1. 发明公开

EP3519483A1 COATED FILMS AND ARTICLES FORMED FROM SAME 有权
公开(公告)号：EP3519483A1
公开(公告)日：2019-08-07
申请号：EP17787704.0
申请日：2017-09-27
申请人： Dow Global Technologies LLC , Rohm and Haas Company , Dow Quimica Mexicana S.A.de C.V.
发明人： CASARRUBIAS, Juan Carlos , HERNANDEZ, Claudia , TRINIDAD, Zair Dominguez , WU, Jie
IPC分类号： C08J7/04 , B32B27/08 , B32B27/32 , C08J5/18

2. 发明授权

EP3126138B1 MULTI-LAYER FILMS AND ARTICLES MADE THEREFROM 有权
公开(公告)号：EP3126138B1
公开(公告)日：2019-05-22
申请号：EP15716682.8
申请日：2015-04-01
申请人： Dow Global Technologies LLC
发明人： DEPLACE, Fanny , MA, Hongming , WALTHER, Brian W. , ALLGEUER, Thomas , SANDKUEHLER, Peter H. R. , MANRIQUE, Antonio , HERNANDEZ, Claudia , DOMENECH, Angels , CHOPIN, Lamy J., III
IPC分类号： B32B27/08 , B32B27/32 , B32B7/12 , B32B27/30 , B29C65/00

3. 发明授权

EP2922898B1 A FILM COMPOSITION, FILM MADE FROM THE FILM COMPOSITION AND A MULTI-LAYER FILM INCLUDING THE FILM AND ARTICLES MADE THEREFROM 有权
公开(公告)号：EP2922898B1
公开(公告)日：2019-01-09
申请号：EP13799461.2
申请日：2013-11-20
申请人： Dow Global Technologies LLC
发明人： MA, Hongming , HERNANDEZ, Claudia , SAAVEDRA, Jose
IPC分类号： C08J5/18 , C08L23/00

4. 发明公开

EP3200991A1 A MULTILAYER STRUCTURE AND THERMOFORMED ARTICLES MADE THEREFROM 有权
标题翻译：多层结构和由此制成的热成形制品
公开(公告)号：EP3200991A1
公开(公告)日：2017-08-09
申请号：EP15787332.4
申请日：2015-10-01
申请人： Dow Global Technologies LLC
发明人： CHOPIN, Lamy J. , DEPLACE, Fanny , WALTHER, Brian W. , HERNANDEZ, Claudia , MARTINEZ BARRENECHE, Felipe
IPC分类号： B32B7/12 , B32B27/08 , B32B27/18 , B32B27/30 , B32B27/32 , B32B27/34 , B32B27/36
CPC分类号： B32B7/12 , B32B27/08 , B32B27/18 , B32B27/30 , B32B27/306 , B32B27/32 , B32B27/34 , B32B27/36 , B32B2250/05 , B32B2250/24 , B32B2270/00 , B32B2307/31 , B32B2307/581 , B32B2307/5825 , B32B2307/7244 , B32B2307/738 , B32B2439/02
摘要： A multilayer structure comprising at least one barrier layer, said barrier layer including less than or equal to 12 percent, by weight of the barrier layer, of an anhydride and/or carboxylic acid functionalized ethylene/alpha-olefm interpolymer having a density in the range of from 0.855 to 0.900 g/cm
3 ; and having a melt viscosity less than 50,000 cP at 350 °F (177°C); and at least 60 percent, by weight of the barrier layer, of EVOH having from 10 to 32 mole percent units derived from ethylene monomer is provided. Further provided are thermoformed articles made therefrom.
摘要翻译：包含至少一个阻挡层的多层结构，所述阻挡层包含按阻挡层的重量计小于或等于12％的酸酐和/或羧酸官能化乙烯/α-烯烃互聚物，其密度在该范围内为0.855至0.900g / cm 3; 并且在350°F（177℃）下具有小于50,000cP的熔体粘度; 并且至少60％（重量）的阻挡层具有10-32摩尔％衍生自乙烯单体的单元的EVOH。还提供了由其制成的热成型制品。

5. 发明公开

EP3131963A1 ENHANCED TACTILE RESPONSIVE AND OPTICALLY TRANSLUCENT FILM FOR PACKAGING 有权转让
标题翻译： OPTISCH TRANSLUZENTE FOLIE MIT VERBESSERTER TAKTILER REAKINGFÜRVERPACKUNG
公开(公告)号：EP3131963A1
公开(公告)日：2017-02-22
申请号：EP15719094.3
申请日：2015-04-15
申请人： Dow Global Technologies Llc , Rohm and Haas Company
发明人： LAFLEUR, Edward E. , HERNANDEZ, Claudia , NUNGESSER, Edwin , CHEN, Xuming
IPC分类号： C08L23/02 , C08J5/18 , C08K7/16
摘要： A polymeric composition suitable for blown film applications comprising a) 80 to 99.5 percent by weight of a continuous polymeric phase comprising a polyolefin, and b) 0.5 to 20 percent by weight of polymeric particles having i) an average particle diameter of 0.85 to 20 μm; ii) a refractive index from 1.46 to 1.61; iii) an average particle hardness from 1.2367E+10 N/m2 to 8.4617E+10 N/m2; and iv) at least 60% polymerized acrylic monomer units, is disclosed. The polymeric composition can be used to form blown film characterized by having a thickness in the range of from 5 to 350 μm, a modulus of elasticity in the range of from 5 to 133 MPa, a melt strength in the range of from 4 to 40 cN, an elongation at break in the range of from 100 to 1000%, a 45 degree gloss in the range of from 7 to 136 and a softness measured by human panel handfeel-ranking methodology, measured by ISO 8587 Sensory analysis that is higher than a film which does not contain the polymeric composition.
摘要翻译：适用于吹塑薄膜应用的聚合物组合物，其包含：a）80-99.5重量％的包含聚烯烃的连续聚合物相，和b）0.5-20重量％的聚合物颗粒，其i）平均粒径为0.85至20μm ; ii）折射率从1.46到1.61; iii）平均颗粒硬度为1.2367E + 10N / m2至8.4617E + 10N / m2; 和iv）至少60％的聚合丙烯酸单体单元。聚合物组合物可用于形成吹塑薄膜，其特征在于其厚度为5-35微米，弹性模量为5-133MPa，熔体强度范围为4-40 cN，在100至1000％的范围内的断裂伸长率，在7至136范围内的45度光泽度和通过人脸板手感评级方法测量的柔软度，通过ISO 8587 Sensory分析测量，高于不含聚合物组合物的膜。

6. 发明授权

EP2934887B1 FLEXIBLE FILM COMPOSITION FOR HEAT SEALS AND CONTAINER WITH SAME 有权
公开(公告)号：EP2934887B1
公开(公告)日：2020-02-26
申请号：EP13826806.5
申请日：2013-12-19
申请人： Dow Global Technologies LLC
发明人： HERNANDEZ, Claudia , MAZZOLA, Nicolas C. , VAN DUN, Jozef, J.i. , BRUNNER, Kurt , ARROYO VILLAN, Maria Isabel
IPC分类号： B32B27/08 , B32B27/28 , B32B27/30 , B32B27/32 , B32B27/34 , B32B27/36

7. 发明公开

EP3519190A1 BLOWN FILMS WITH IMPROVED PROPERTIES 有权
公开(公告)号：EP3519190A1
公开(公告)日：2019-08-07
申请号：EP17768293.7
申请日：2017-08-30
申请人： DOW GLOBAL TECHNOLOGIES LLC
发明人： RUIZ, Jose Eduardo , HAMAD, Fawzi G. , BILGEN, Mustafa , HERNANDEZ, Claudia , CHANDAK, Swapnil , BRODIL, Jason C.
IPC分类号： B32B27/32 , C08F210/16 , C08L23/08
摘要： A multilayer blown film having an inner layer, a first outer layer, and a second outer layer, wherein the inner layer comprises an ethylene-based polymer having a MWCDI value greater than 0.9, and a melt index ratio (I10/I2) that meets the following equation: I10/I2≥7.0−1.2×log (I2); and the first outer layer and the second outer layer independently comprise a polyethylene composition which comprises the reaction product of ethylene and, optionally, one or more alpha olefin comonomers, wherein the polyethylene composition is characterized by the following properties: (a) a melt index, I2, of from 0.1 to 2.0 g/10 min; (b) a density of from 0.910 to 0.930 g/cc; (c) a melt flow ratio, I10/I2, of from 6.0 to 7.6; and (d) a molecular weight distribution, (Mw/Mn) of from 2.5 to 4.0.

8. 发明公开

EP3390050A1 PACKAGE WITH PEELABLE AND NON-PEELABLE HEAT SEALS 有权转让
公开(公告)号：EP3390050A1
公开(公告)日：2018-10-24
申请号：EP16829157.3
申请日：2016-12-12
申请人： Dow Global Technologies, LLC
发明人： HERNANDEZ, Claudia , BILGEN, Mustafa
IPC分类号： B32B27/08 , B32B27/32 , B32B3/04 , B65D65/40
摘要： A package, e.g., a pouch, comprising: (A) An exterior surface comprising oriented-polypropylene (OPP), and (B) An interior surface comprising a blend, in weight percent based on the weight of the blend, of: (1) From 30 to 80 wt % of a propylene-based plastomer or elastomer (PBPE), and (2) From 20 to 70 wt % of low density polyethylene (LDPE); the package further comprising (C) A peelable end seal formed by joining in a heat seal two sections of the interior surface, the heat seal having a seal strength of 1 to 4 pounds per inch (lb/in) (4.48 to 17.9 Newton (N)/25.4 millimeter (mm)), and (D) A lap seal formed by joining in a heat seal a section of the interior surface with a section of the exterior surface, the heat seal having a seal strength of greater than or equal to (≥) 15 lb/in (67.2 N/25.4 mm).

9. 发明公开

EP3317104A1 METHODS OF PREPARING A PEELABLE SEAL LAYER 有权
标题翻译：制备可剥离密封层的方法
公开(公告)号：EP3317104A1
公开(公告)日：2018-05-09
申请号：EP16725305.3
申请日：2016-05-09
申请人： Dow Global Technologies LLC
发明人： BILGEN, Mustafa , HERNANDEZ, Claudia , TOGNOLA, Marcello
IPC分类号： B32B27/32 , C08J5/18 , C08L23/06
CPC分类号： C08J5/18 , B29C47/0021 , B29C47/065 , B29C47/068 , B29K2023/0633 , B29K2023/12 , B29K2995/0098 , B32B7/06 , B32B7/12 , B32B27/08 , B32B27/16 , B32B27/302 , B32B27/306 , B32B27/308 , B32B27/32 , B32B27/36 , B32B37/153 , B32B2255/10 , B32B2255/26 , B32B2270/00 , B32B2274/00 , B32B2307/31 , B32B2307/50 , B32B2307/514 , B32B2307/718 , B32B2307/72 , B32B2307/748 , B32B2323/046 , B32B2325/00 , B32B2439/46 , B32B2439/70 , C08J2323/06 , C08J2423/06 , C08J2423/12 , C08L23/06 , C08L2203/162 , C08L2205/025 , C08L2205/03 , C08L2207/066 , C08L23/16 , C08L23/0815
摘要： The present invention provides methods of preparing peelable seal layers, methods of preparing multilayer films, peelable seal layers made therefrom, and multilayer films made therefrom. In one aspect, a method of preparing a peelable seal layer comprises (a) providing a first blend comprising (i) from 5 to 98 percent by weight of a reactor grade propylene based plastomer or elastomer having a molecular weight distribution of less than 3.5 and a density of less than 0.89 g/cc and (ii) from 2 to 95 percent by weight of a second polymer selected from the group consisting of polyethylene, polybutylene, and styrenic polymer and mixtures thereof; (b) providing at least one linear low density polyethylene; (c) blending the first blend with the at least one linear low density polyethylene to obtain a second blend; and (d) extruding the second blend to form a peelable seal layer, wherein the peelable seal layer has a heat seal initiation temperature less than 120° C when sealed at a bar pressure of 40 psi with a dwell time of 0.5 seconds.

10. 发明公开

EP3302970A1 COATED FILMS AND PACKAGES FORMED FROM SAME 有权
标题翻译：涂层膜和由其形成的包装
公开(公告)号：EP3302970A1
公开(公告)日：2018-04-11
申请号：EP16729424.8
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 , WU, Jie
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/cm3 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/cm3 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/cm3and 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/cm3, a melt index (I2) of less than 2.0 g/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°.

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