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11. 发明授权

US11326045B2 Films having desirable mechanical properties and articles made therefrom 有权
公开(公告)号：US11326045B2
公开(公告)日：2022-05-10
申请号：US16330617
申请日：2017-08-21
申请人： Dow Global Technologies LLC
发明人： Nicolas Cardoso Mazzola , Teresa P. Karjala , João Gargalaka, Jr. , Mustafa Bilgen , Marcelo Delmar Cantu , Mehmet Demirors , Jorge Caminero Gomes
IPC分类号： C08L23/08 , C08F210/16 , C08J5/18
摘要： Disclosed herein is a film comprising a layer that comprises a polyethylene composition comprising the reaction product of ethylene and optionally one or more alpha-olefin comonomers, wherein said polyethylene composition is characterized by the following properties: a melt index, I2, measured according to ASTM D1238 (2.16 kg, 190 C), of from 0.5 to 10 g/10 min; a density (measured according to ASTM D792) of less than 0.935 g/cm3; a melt flow ratio, I10/I2, wherein I10 is measured according to ASTM D1238 (10 kg, 190 C) of from 6.0 to 7.5; a molecular weight distribution (Mw/Mn) of from 2.8 to 3.9; and a vinyl unsaturation of greater than 0.12 vinyls per one thousand carbon atoms, and a low density polyethylene.

12. 发明申请

US20210178735A1 MULTILAYER CAST FILMS AND METHODS OF MAKING THEREOF 有权
公开(公告)号：US20210178735A1
公开(公告)日：2021-06-17
申请号：US16759912
申请日：2018-12-17
申请人： Dow Global Technologies LLC
发明人： Mustafa Bilgen , Teresa P. Karjala , Jon W. Hobson , Hrishikesh R. Munj , Mehmet Demirors
IPC分类号： B32B27/08 , B32B27/32 , C08L23/06 , C08L23/08
摘要： Embodiments disclosed herein include multilayer cast films having a cling layer and a release layer, wherein the cling layer comprises (i) a first polyethylene composition, and (ii) ultra-low density polyethylene, very low density polyethylene, ethylene/alpha-olefin elastomer, propylene-based elastomer, or combinations thereof; and the release layer comprises a second polyethylene composition.

13. 发明申请

US20210086484A1 COLLAPSED BUBBLE DRAWTAPE FILM FOR IMPROVED ELASTIC AND STIFFNESS PERFORMANCE IN TRASH BAGS 有权
公开(公告)号：US20210086484A1
公开(公告)日：2021-03-25
申请号：US16954269
申请日：2018-12-05
申请人： Dow Global Technologies LLC
发明人： Fawzi G. Hamad , Mustafa Bilgen , Jose Eduardo Ruiz , Jon W. Hobson
IPC分类号： B32B27/08 , B65D33/28 , B65F1/00 , B32B27/32 , B32B7/027
摘要： Embodiments of the present disclosure are directed to drawtapes for trash bags, wherein the drawtape comprises a multilayer polymer film having an improved stiffness.

14. 发明申请

US20170283567A1 FILM, A METHOD OF MAKING THE FILM, A PACKAGING COMPRISING THE FILM AND A METHOD OF MAKING THE PACKAGING 审中-公开
公开(公告)号：US20170283567A1
公开(公告)日：2017-10-05
申请号：US15531866
申请日：2015-12-03
申请人： Dow Global Technologies LLC
发明人： Mustafa Bilgen , Fanny Deplace , Lamy J. Chopin, III
IPC分类号： C08J5/18 , B65B9/20 , B65D65/38 , C08L23/08
CPC分类号： C08J5/18 , B65B9/20 , B65D65/38 , C08J2323/08 , C08J2423/08 , C08L23/0815 , C08L2203/16 , C08L2203/162 , C08L2205/025 , C08L23/0823
摘要： A film comprising a polymer blend which comprises from 90 to 95 wt % of a low density olefm-based plastomer or elastomer having a density equal to or less than 0.905 g/cc; from 5 to 10 wt % of a high modulus amorphous polymer; wherein a film comprising the polymer blend exhibits an oxygen transmission rate (OTR) of equal to or greater than 10,000 cc/m2·day is provided. Also provided is a packaging comprising the film, a method of making the film and a method of forming and filling a packaging comprising the film.

15. 发明申请

US20150232711A1 SEALANT COMPOSITION 审中-公开
标题翻译：密封组合物
公开(公告)号：US20150232711A1
公开(公告)日：2015-08-20
申请号：US14422399
申请日：2013-10-01
申请人： DOW GLOBAL TECHNOLOGIES LLC
发明人： Mridula Kapur , Jian Wang , Gagan Saini , Mustafa Bilgen , Troy M. Tambling , Robert N. Reib
IPC分类号： C09J123/08
CPC分类号： C09J123/0815 , C08F210/16 , C08F10/00 , C08F4/65925 , C08F210/14 , C08F2500/12 , C08F2500/17 , C08F2500/03
摘要： The instant invention provides a sealant composition, method of producing the same, film layers and multilayer structures made therefrom. The linear low density polyethylene composition suitable for sealant applications according to the present invention comprises: less than or equal to 100 percent by weight of the units derived from ethylene; less than 35 percent by weight of units derived from one or more α-olefin comonomers; wherein said linear low density polyethylene composition has a density in the range of 0.900 to 0.920 g/cm3, a molecular weight distribution (Mw/Mn) in the range of 2.5 to 4.5, a melt index (I2) in the range of 0.5 to 3 g/10 minutes, a molecular weight distribution (Mz/Mw) in the range of from 2.2 to 3, vinyl unsaturation of less than 0.1 vinyls per one thousand carbon atoms present in the backbone of said composition, and a zero shear viscosity ratio (ZSVR) in the range from 1.0 to 1.2.
摘要翻译：本发明提供一种密封剂组合物，其制备方法，由其制成的薄膜层和多层结构。适用于根据本发明的密封剂应用的线性低密度聚乙烯组合物包含：小于或等于100重量％的衍生自乙烯的单元; 少于35重量％的衍生自一种或多种α-烯烃共聚单体的单元; 其中所述线性低密度聚乙烯组合物的密度在0.900至0.920g / cm 3范围内，分子量分布（Mw / Mn）在2.5至4.5的范围内，熔体指数（I 2）在0.5至 3克/ 10分钟，分子量分布（Mz / Mw）在2.2至3范围内，乙烯基不饱和度小于0.1个乙烯基，每1000个碳原子存在于所述组合物的主链中，零剪切粘度比（ZSVR）范围为1.0到1.2。

16. 发明授权

US11420429B2 Multilayer cast films and methods of making thereof 有权
公开(公告)号：US11420429B2
公开(公告)日：2022-08-23
申请号：US16759912
申请日：2018-12-17
申请人： Dow Global Technologies LLC
发明人： Mustafa Bilgen , Teresa P. Karjala , Jon W. Hobson , Hrishikesh R. Munj , Mehmet Demirors
IPC分类号： B32B7/02 , B32B27/08 , B32B27/32 , C08L23/06 , C08L23/08
摘要： Embodiments disclosed herein include multilayer cast films having a cling layer and a release layer, wherein the cling layer comprises (i) a first polyethylene composition, and (ii) ultra-low density polyethylene, very low density polyethylene, ethylene/alpha-olefin elastomer, propylene-based elastomer, or combinations thereof; and the release layer comprises a second polyethylene composition.

17. 发明申请

US20200316922A1 MULTILAYER FILMS AND PACKAGES COMPRISING THE SAME 审中-公开
公开(公告)号：US20200316922A1
公开(公告)日：2020-10-08
申请号：US16303409
申请日：2017-06-28
申请人： Dow Global Technologies LLC
发明人： Jong Young Lee , Yijian Lin , Martin Hill , Mustafa Bilgen
IPC分类号： B32B27/08 , B32B27/30 , B32B27/32 , B32B38/00
摘要： The present invention provides multilayer films and packages formed from such films. In one aspect, a multilayer film comprises Layer A which is a sealant layer having a top facial surface and a bottom facial surface, wherein Layer A comprises (a) a copolymer comprising ethylene and alkylacrylate, wherein the copolymer has a melt index (I2) of 2 to 30 g/10 minutes and wherein the total amount of alkylacrylate in the copolymer is 5 to 30 weight percent based on the weight of the copolymer, and (b) a polyolefin elastomer having a crystallinity of 30% or less and a melt index (I2) of 1.0 g/10 minutes or more; and Layer B having a top facial surface and a bottom facial surface, wherein the top facial surface of Layer B is in adhering contact with a bottom facial surface of Layer A.

18. 发明申请

US20190210334A1 MULTILAYER STRETCH FILMS AND METHODS THEREOF 审中-公开
公开(公告)号：US20190210334A1
公开(公告)日：2019-07-11
申请号：US16331757
申请日：2017-08-30
申请人： Dow Global Technologies LLC , PBBPolisur S.R.L. , Dow Quimica De Colombia S.A.
发明人： Marlos Giuntini De Oliveira , Teresa P. Karjala , Mustafa Bilgen , Jorge Caminero Gomes , Maximiliano Zanetti , Miguel A. Molano Niampira , Jorge Mario Rodriguez Camelo , Camila Do Valle , Guillermo A. Raimondi
IPC分类号： B32B27/08 , B32B27/32 , B29C48/18
CPC分类号： B32B27/08 , B29C48/18 , B29L2009/00 , B32B27/32 , B32B2250/03 , B32B2250/242 , B32B2250/40 , B32B2270/00 , B32B2274/00 , B32B2307/30 , B32B2307/50 , B32B2307/581 , B32B2307/5825 , B32B2307/72 , B32B2307/744 , B32B2439/46 , B32B2553/00 , C08F210/16 , C08F2410/03 , C08F4/685 , C08F4/658 , C08F210/14 , C08F2500/12 , C08F2500/03 , C08F2500/17 , C08F2500/26
摘要： Embodiments disclosed herein include multilayer cast films having a first outer layer, a core layer, and a second outer layer, wherein the first outer layer comprises (a) a linear low density polyethylene (LLDPE), ultra-low density polyethylene (ULDPE), a first polyethylene composition, or combinations of two or more thereof, and (b) polyisobutylene, and the core layer comprises a core layer polyethylene composition.

19. 发明申请

US20190169385A1 BLOWN FILMS HAVING IMPROVED HAZE, AND ARTICLES MADE THEREFROM 审中-公开
公开(公告)号：US20190169385A1
公开(公告)日：2019-06-06
申请号：US16309975
申请日：2017-08-04
申请人： Dow Global Technologies LLC
发明人： Mustafa Bilgen , Mehmet Demirors , Teresa P. Karjala , Nermeen W. Aboelella
IPC分类号： C08J5/18 , C08F110/02 , C08F210/16 , C08L23/08 , C08L23/06
摘要： Disclosed herein is a blown film comprising at least 50 wt. % of a polyethylene composition comprising the reaction product of ethylene and optionally, one or more alpha-olefin comonomers, wherein the polyethylene composition is characterized by the following properties: a melt index, I2, of from 0.1 to 2 g/10 min; a density of from 0.940 to 0.970 g/cm3; a melt flow ratio, I10/I2, of from 5.5 to 7.2; and a molecular weight distribution (Mw/Mn) of from 2.2 to 3.5.

20. 发明申请

US20180354696A1 Package with Peelable and Non-Peelable Heat Seals 审中-公开
公开(公告)号：US20180354696A1
公开(公告)日：2018-12-13
申请号：US15781854
申请日：2016-12-12
申请人： Dow Global Technologies LLC
发明人： Claudia Hernandez , Mustafa Bilgen
IPC分类号： B65D75/58 , B32B27/32 , B32B27/08 , B32B27/30 , B32B3/04 , B32B7/12 , B65D33/16 , B65D30/00 , B65D30/08
CPC分类号： B65D75/5855 , B32B3/04 , B32B7/12 , B32B15/10 , B32B27/08 , B32B27/308 , B32B27/32 , B32B2250/246 , B32B2255/10 , B32B2255/205 , B32B2255/26 , B32B2270/00 , B32B2307/31 , B32B2307/4023 , B32B2307/412 , B32B2307/514 , B32B2307/7242 , B32B2307/7265 , B32B2307/748 , B32B2439/06 , B32B2439/70 , B65D31/005 , B65D31/02 , B65D33/1658
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 (1b/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).

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