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. 发明授权

US5231151A Silica supported transition metal catalyst 失效
标题翻译：二氧化硅负载过渡金属催化剂
公开(公告)号：US5231151A
公开(公告)日：1993-07-27
申请号：US854175
申请日：1992-03-20
申请人： Lee Spencer , Brian W. S. Kolthammer , Miriam P. Ripplinger , Jeffrey J. Wooster , Pak-Wing S. Chum , Jacquelyn A. deGroot
发明人： Lee Spencer , Brian W. S. Kolthammer , Miriam P. Ripplinger , Jeffrey J. Wooster , Pak-Wing S. Chum , Jacquelyn A. deGroot
IPC分类号： C08J5/18 , B29C55/02 , B29K23/00 , B29L7/00 , C08F4/646 , C08F4/658 , C08F4/685 , C08F10/00 , C08F210/00 , C08F210/02 , C08F210/16
CPC分类号： C08F10/00 , Y10S428/91 , Y10T428/26 , Y10T428/31855
摘要： A transition metal containing catalyst useful for the polymerization of .alpha.-olefins is prepared by (A) forming in an inert atmosphere which excludes oxygen and moisture a slurry of (1) a porous inorganic oxide support material selected from the group consisting of silica, alumina, or a combination of silica and alumina, said support material containing not greater than about 5 millimoles of hydroxyl groups per gram of support material and a particle size not greater than about 10 microns and a surface area of from about 50 to about 800 m.sup.2 /g in an inert organic liquid medium; (B) mixing said slurry with (2) an alkoxide and stirring the resultant mixture at a temperature of from about -20.degree. C. to about 120.degree. C. for a time sufficient to saturate the surface of the support material; (C) mixing the product form (B) with (3) a titanium compound or a combination of a titanium compound and (4) a vanadium compound and stirring the resultant mixture at a temperature of from about -20.degree. C. to about 120.degree. C. for a time sufficient to allow complete reaction of the titanium compound and the vanadium compound with the organomagnesium moieties remaining on the solid support; (D) mixing the product from (C) with an inert organic solution of (5) a Group IIIA metal alkyl halide at a temperature of from about -20.degree. C. to about 120.degree. C. for a time sufficient to complete the reduction of the titanium and vanadium, if present, compounds to their final oxidation state.
摘要翻译：用于α-烯烃聚合的含过渡金属的催化剂通过以下步骤制备：（A）在惰性气氛中形成不含氧和水分的淤浆（1）多孔无机氧化物载体材料，其选自二氧化硅，氧化铝，或二氧化硅和氧化铝的组合，所述载体材料每克载体材料含有不大于约5毫摩尔羟基，粒度不大于约10微米，表面积为约50至约800平方米/ g在惰性有机液体介质中; （B）将所述浆料与（2）醇盐混合并在约-20℃至约120℃的温度下搅拌所得混合物足以使载体材料表面饱和的时间; （C）将产品形式（B）与（3）钛化合物或钛化合物和（4）钒化合物的组合混合并在约-20℃至约120℃的温度下搅拌所得混合物在足以允许钛化合物和钒化合物与残留在固体载体上的有机镁部分完全反应的时间; （D）将来自（C）的产物与（5）IIIA族金属烷基卤的惰性有机溶液在约-20℃至约120℃的温度下混合足以完成还原的时间的钛和钒（如果存在）化合物达到其最终氧化态。

2. 发明授权

US5631069A Medium modulus molded material comprising substantially linear polyethlene and fabrication method 失效
标题翻译：中等模量的模制材料包括基本上线性的聚乙烯和制造方法
公开(公告)号：US5631069A
公开(公告)日：1997-05-20
申请号：US437655
申请日：1995-05-09
申请人： Jeffrey J. Wooster , Theo L. V. Geussens , Jozef J. I. Van Dun
发明人： Jeffrey J. Wooster , Theo L. V. Geussens , Jozef J. I. Van Dun
IPC分类号： C08J3/12 , B29C55/28 , B29K23/00 , B29L7/00 , C08J5/18 , C08L23/04 , C08L23/06 , C08L23/08 , B29C47/90
CPC分类号： C08L23/04 , C08J5/18 , C08L23/06 , C08J2323/06 , C08L23/0815
摘要： Medium modulus molded polyethylene materials with improved impact strength are made. The polyethylene material is molded to pipes, bars, and sheets. The molded material comprises high molecular weight linear polyethylene and a substantially linear ethylene/.alpha.-olefin interpolymer. The material is more than about 0.23 mm thick, has a density in the range of about 0.923 to about 0.95 grams/cubic centimeter (g/cc) and has an excellent impact resistance.
摘要翻译：制备具有改善的冲击强度的中等模量的聚乙烯模塑材料。聚乙烯材料被模制成管，棒和片。模制材料包括高分子量线性聚乙烯和基本上线性的乙烯/α-烯烃互聚物。该材料厚度大于约0.23mm，密度在约0.923至约0.95克/立方厘米（g / cc）的范围内并且具有优异的耐冲击性。

3. 发明授权

US08603524B2 Delivery of ethylene blocking and/or promoting agents 有权
公开(公告)号：US08603524B2
公开(公告)日：2013-12-10
申请号：US12523423
申请日：2008-01-14
申请人： Gretchen Baier , Mark D. Newsham , Irina V. Graf , Robert L. Schmitt , Lamy J. Chopin, III , Jacquelyn A. Degroot , Jeffrey J. Wooster , Tarlochan S. Dhadialla
发明人： Gretchen Baier , Mark D. Newsham , Irina V. Graf , Robert L. Schmitt , Lamy J. Chopin, III , Jacquelyn A. Degroot , Jeffrey J. Wooster , Tarlochan S. Dhadialla
IPC分类号： A61K9/26 , A01N25/10
CPC分类号： A01N25/10 , A01N27/00 , A01N43/24 , A01N43/90 , C08K5/01 , A01N25/00 , A01N25/34 , A01N2300/00
摘要： A composition including an ethylene blocking agent complex formed from the product of an ethylene blocking agent and a host, and at least one water-soluble polymer, wherein the ethylene blocking agent complex and the at least one water-soluble polymer are intermingled is disclosed.

4. 发明授权

US6086967A Modified atmosphere films useful in the packaging of perishable food 失效
标题翻译：用于易腐食品包装的改性气氛膜
公开(公告)号：US6086967A
公开(公告)日：2000-07-11
申请号：US744548
申请日：1996-11-06
申请人： Nicole F. Whiteman , Gina L. Young , Jeffrey J. Wooster
发明人： Nicole F. Whiteman , Gina L. Young , Jeffrey J. Wooster
IPC分类号： A23B7/00 , B32B27/32 , B65D65/40 , B65D81/20 , C08J5/18 , C08L23/06 , C08L23/08 , C08L23/10 , B32B7/02 , C08L23/04
CPC分类号： C08J5/18 , B32B27/32 , B65D81/2084 , C08L23/0815 , C08J2323/04 , C08J2323/10 , C08L23/10 , C08L2314/06 , Y10S526/943 , Y10T428/1328 , Y10T428/1334 , Y10T428/1345 , Y10T428/1352
摘要： The subject invention pertains to a film structure suitable for the packaging of perishable food, comprising at least one film layer which in turn comprises a blend of at least one homogeneous linear or substantially linear ethylene polymer and at least one polypropylene polymer, wherein the film structure is characterized as having a 2% secant modulus which is at least 8% greater than a comparable film structure prepared without the polypropylene polymer, an oxygen transmission rate of at least 700 cc(at STP)-mil/100 in..sup.2 -day-atm at 25.degree. C. The inventive film structures exhibit an optimized balance of properties, making them especially useful in modified atmosphere packages for perishable goods. The inventive films are particularly suited for the packaging of fresh fruits, vegetables, and other perishable items which would benefit from controlled access to environmental oxygen.
摘要翻译：本发明涉及适用于易腐食品包装的薄膜结构，该薄膜结构包括至少一个薄膜层，薄膜层又包含至少一种均匀的直链或基本上线性的乙烯聚合物与至少一种聚丙烯聚合物的共混物，其中薄膜结构其特征在于具有比不用聚丙烯聚合物制备的相当的薄膜结构大至少8％的2％正割模量，至少700cc（STP）的氧气透过率-mil / 100in.2天 - 大气压在25℃。本发明的薄膜结构表现出优化的性能平衡，使得它们在易腐货物的改性气氛包装中特别有用。本发明的薄膜特别适用于新鲜水果，蔬菜和其他易受腐蚀物品的包装，这些物品将受到受控制的环境氧气的使用。

5. 发明申请

US20100144533A1 DELIVERY OF ETHYLENE BLOCKING AND/OR PROMOTING AGENTS 有权
标题翻译：乙烯阻塞剂和/或促进剂的输送
公开(公告)号：US20100144533A1
公开(公告)日：2010-06-10
申请号：US12523423
申请日：2008-01-14
申请人： Gretchen Baier , Mark D. Newsham , Irina V. Graf , Robert L. Schmitt , Lamy J. Chopin, III , Jacquelyn A. Degroot , Jeffrey J. Wooster , Tarlochan S. Dhadialla
发明人： Gretchen Baier , Mark D. Newsham , Irina V. Graf , Robert L. Schmitt , Lamy J. Chopin, III , Jacquelyn A. Degroot , Jeffrey J. Wooster , Tarlochan S. Dhadialla
IPC分类号： A01N27/00 , A01N25/34 , A01P21/00 , A01N25/10 , B29C43/24 , B29C47/00 , B29C45/00 , B29C49/00 , B29C39/00 , B29C63/00 , B28B1/20
CPC分类号： A01N25/10 , A01N27/00 , A01N43/24 , A01N43/90 , C08K5/01 , A01N25/00 , A01N25/34 , A01N2300/00
摘要： A composition including an ethylene blocking agent complex formed from the product of an ethylene blocking agent and a host, and at least one water-soluble polymer, wherein the ethylene blocking agent complex and the at least one water-soluble polymer are intermingled is disclosed.
摘要翻译：公开了一种组合物，其包含由乙烯阻断剂和主体的产物形成的乙烯阻断剂络合物和至少一种水溶性聚合物，其中乙烯封端剂络合物和至少一种水溶性聚合物混合。

6. 发明授权

US07659343B2 Film layers made from ethylene polymer blends 有权
标题翻译：由乙烯聚合物共混物制成的薄膜层
公开(公告)号：US07659343B2
公开(公告)日：2010-02-09
申请号：US10560323
申请日：2004-06-02
申请人： Jeffrey J. Wooster , Thomas Oswald , Staci A. DeKunder , Jesus Nieto
发明人： Jeffrey J. Wooster , Thomas Oswald , Staci A. DeKunder , Jesus Nieto
IPC分类号： C08L23/04 , C08L23/08 , C08J5/18 , B32B27/32
CPC分类号： B32B27/08 , B32B27/32 , B32B2307/31 , C08L23/04 , C08L23/0815 , C08L2205/02 , C08L2666/06
摘要： Film layers made from formulated ethylene polymer compositions are disclosed. Film layers made from such formulated compositions have surprisingly good heat seal properties, and an especially good reduction in heat seal initiation temperature. The ethylene polymer compositions have at least one homogeneously branched ethylene/alpha-olefin interpolymer and at least one homogeneously or heterogeneously branched ethylene polymer which has a lower melt index than the first mentioned component. The first homogeneously branched ethylene/alpha-olefin interpolymer has a melt index higher than that of the formulated composition.
摘要翻译：公开了由配制的乙烯聚合物组合物制成的薄膜层。由这种配制的组合物制成的膜层具有惊人的良好的热封性能，并且特别好的热封起始温度的降低。乙烯聚合物组合物具有至少一种均匀支化的乙烯/α-烯烃互聚物和至少一种均匀或不均匀支化的乙烯聚合物，其熔体指数低于前述组分。第一种均匀支化的乙烯/α-烯烃互聚物的熔体指数高于配制的组合物。

7. 发明申请

US20080255296A1 Polyolefin Based Peelable Seals 有权
标题翻译：聚烯烃基剥离密封
公开(公告)号：US20080255296A1
公开(公告)日：2008-10-16
申请号：US12088447
申请日：2006-09-08
申请人： Julie W. Gibbons , Alveda J. Williams , Rajen M. Patel , Jeffrey J. Wooster , Enrique Torres , Miguel A. Prieto Goubert , Olga Bertran
发明人： Julie W. Gibbons , Alveda J. Williams , Rajen M. Patel , Jeffrey J. Wooster , Enrique Torres , Miguel A. Prieto Goubert , Olga Bertran
IPC分类号： C08L23/12 , C08L35/02
CPC分类号： C08L23/10 , B32B7/06 , B32B25/08 , B32B27/08 , B32B27/302 , B32B27/306 , B32B27/32 , B32B2270/00 , B32B2307/582 , B32B2581/00 , C08J5/18 , C08J2323/04 , C08J2323/10 , C08J2323/16 , C08J2325/04 , C08L23/04 , C08L23/16 , C08L2666/06
摘要： The invention relates to a polyolefin-based heat sealable and peelable seal. The peelable seals comprise from 5 to 98 percent by weight of a propylene based plastomer or elastomer and 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. The invention also relates to tamper evident peelable seals. The invention also relates to methods of making and using the heat sealable, peelable seal.
摘要翻译：本发明涉及一种基于聚烯烃的可热封和可剥离密封。可剥离密封件包含5至98重量％的基于丙烯的塑性体或弹性体和2至95重量％的选自聚乙烯，聚丁烯和苯乙烯聚合物的第二聚合物及其混合物。本发明还涉及防篡改的可剥离密封件。本发明还涉及制造和使用可热封的可剥离密封件的方法。

8. 发明授权

US06747113B1 Silica supported transition metal catalyst 失效
标题翻译：二氧化硅负载过渡金属催化剂
公开(公告)号：US06747113B1
公开(公告)日：2004-06-08
申请号：US09715566
申请日：2000-11-17
申请人： Lee Spencer , Miriam P. Ripplinger , Brian W. S. Kolthammer , Jeffrey J. Wooster
发明人： Lee Spencer , Miriam P. Ripplinger , Brian W. S. Kolthammer , Jeffrey J. Wooster
IPC分类号： C08F21000
CPC分类号： C08F10/00 , C08F110/02 , C08L23/04 , C08L23/0815 , C08L2205/02 , C08L2205/025 , C08L2308/00 , C08L2314/02 , C08F4/6555 , C08F4/6357 , C08L2666/04 , C08F2500/08 , C08F2500/12 , C08F2500/24
摘要： A polymer produced by a transition metal containing catalyst useful for the polymerization of &agr;-olefins is prepared by (A) forming in an inert atmosphere which excludes oxygen and moisture a slurry of (1) a porous inorganic oxide support material selected from the group consisting of silica, alumina, or a combination of silica and alumina, said support material containing not greater than about 5 millimoles of hydroxyl groups per gram of support material and a particle size not greater than about 10 microns and a surface area of from about 50 to about 800 m2/g in an inert organic liquid medium; (B) mixing said slurry with (2) an alkoxide and stirring the resultant mixture at a temperature of from about −20° C. to about 120° C. for a time sufficient to saturate the surface of the support material; (C) mixing the product form (B) with (3) a titanium compound or a combination of a titanium compound and (4) a vanadium compound and stirring the resultant mixture at a temperature of from about −20° C. to about 120° C. for a time sufficient to allow complete reaction of the titanium compound and the vanadium compound with the organomagnesium moieties remaining on the solid support; (D) mixing the product from (C) with an inert organic solution of (5) a Group IIIA metal alkyl halide at a temperature of from about −20° C. to about 120° C. for a time sufficient to complete the reduction of the titanium and vanadium, if present, compounds to their final oxidation state. Ethylene/alpha-olefin copolymers which have greater than 17 percent high density fraction and a Mw/Mn ratio of less than about 3.6 are shown to be useful in making cast films which have good stretchability and good puncture resistance. Copolymers of the present invention having the specified properties are especially useful in making the films.
摘要翻译：由用于α-烯烃聚合的含过渡金属的催化剂制备的聚合物是通过（A）在惰性气氛中形成的，其中不包括氧气和水分，（1）多孔无机氧化物载体材料的浆料选自的二氧化硅，氧化铝或二氧化硅和氧化铝的组合，所述载体材料每克载体材料含有不大于约5毫摩尔羟基，粒径不大于约10微米，表面积为约50至在惰性有机液体介质中约800m 2 / g; （B）将所述浆料与（2）醇盐混合并在约-20℃至约120℃的温度下搅拌所得混合物足以使载体材料表面饱和的时间; （C）将产品形式（B）与（3）钛化合物或钛化合物和（4）钒化合物的组合混合并在约-20℃至约120℃的温度下搅拌所得混合物在足以允许钛化合物和钒化合物与残留在固体载体上的有机镁部分完全反应的时间; （D）将来自（C）的产物与（5）IIIA族金属烷基卤的惰性有机溶液在约-20℃至约120℃的温度下混合足以完成还原的时间的钛和钒（如果存在）化合物达到其最终氧化态。显示出具有大于17％的高密度分数和小于约3.6的Mw / Mn比的乙烯/α-烯烃共聚物可用于制备具有良好的拉伸性和良好的耐穿刺性的流延薄膜。具有特定性质的本发明的共聚物在制备膜中特别有用。

9. 发明授权

US06172173B2 Silica supported transition metal catalyst 失效
标题翻译：二氧化硅负载过渡金属催化剂
公开(公告)号：US06172173B2
公开(公告)日：2001-01-09
申请号：US08946785
申请日：1997-10-08
申请人： Lee Spencer , Brian W. S. Kolthammer , Miriam P. Ripplinger , Jeffrey J. Wooster , Pak-Wing S. Chum , Jacquelyn A. deGroot
发明人： Lee Spencer , Brian W. S. Kolthammer , Miriam P. Ripplinger , Jeffrey J. Wooster , Pak-Wing S. Chum , Jacquelyn A. deGroot
IPC分类号： C08F1014
CPC分类号： C08L23/04 , C08F110/02 , C08L23/0815 , C08L2205/02 , C08L2205/025 , C08L2308/00 , C08L2314/02 , C08L2666/04 , C08F2500/08 , C08F2500/12 , C08F2500/24
摘要： A polymer produced by a transition metal containing catalyst useful for the polymerization of &agr;-olefins is prepared by (A) forming in an inert atmosphere which excludes oxygen and moisture a slurry of (1) a porous inorganic oxide support material selected from the group consisting of silica, alumina, or a combination of silica and alumina, said support material containing not greater than about 5 millimoles of hydroxyl groups per gram of support material and a particle size not greater than about 10 microns and a surface area of from about 50 to about 800 m2/g in an inert organic liquid medium; (B) mixing said slurry with (2) an alkoxide and stirring the resultant mixture at a temperature of from about −20° C. to about 120° C. for a time sufficient to saturate the surface of the support material; (C) mixing the product form (B) with (3) a titanium compound or a combination of a titanium compound and (4) a vanadium compound and stirring the resultant mixture at a temperature of from about −20° C. to about 120° C. for a time sufficient to allow complete reaction of the titanium compound and the vanadium compound with the organomagnesium moieties remaining on the solid support; (D) mixing the product from (C) with an inert organic solution of (5) a Group IIIA metal alkyl halide at a temperature of from about −20° C. to about 120° C. for a time sufficient to complete the reduction of the titanium and vanadium, if present, compounds to their final oxidation state. Ethylene/alpha-olefin copolymers which have greater than 17 percent high density fraction and a Mw/Mn ratio of less than about 3.6 are shown to be useful in making cast films which have good stretchability and good puncture resistance. Copolymers of the present invention having the specified properties are especially useful in making the films.
摘要翻译：由用于α-烯烃聚合的含过渡金属的催化剂制备的聚合物是通过（A）在惰性气氛中形成的，其中不包括氧气和水分，（1）多孔无机氧化物载体材料的浆料选自的二氧化硅，氧化铝或二氧化硅和氧化铝的组合，所述载体材料每克载体材料含有不大于约5毫摩尔羟基，粒径不大于约10微米，表面积为约50至在惰性有机液体介质中约800m 2 / g; （B）将所述浆料与（2）醇盐混合并在约-20℃至约120℃的温度下搅拌所得混合物足以使载体材料表面饱和的时间; （C）将产品形式（B）与（3）钛化合物或钛化合物和（4）钒化合物的组合混合并在约-20℃至约120℃的温度下搅拌所得混合物在足以允许钛化合物和钒化合物与残留在固体载体上的有机镁部分完全反应的时间; （D）将来自（C）的产物与（5）IIIA族金属烷基卤的惰性有机溶液在约-20℃至约120℃的温度下混合足以完成还原的时间的钛和钒（如果存在）化合物达到其最终氧化态。显示出具有大于17％的高密度分数和小于约3.6的Mw / Mn比的乙烯/α-烯烃共聚物可用于制备具有良好的拉伸性和良好的耐穿刺性的流延薄膜。具有特定性质的本发明的共聚物在制备膜中特别有用。

10. 发明授权

US07863383B2 Polyolefin based peelable seals 有权
标题翻译：聚烯烃基可剥离密封
公开(公告)号：US07863383B2
公开(公告)日：2011-01-04
申请号：US12088447
申请日：2006-09-08
申请人： Julie W. Gibbons , Alveda J. Williams , Rajen M. Patel , Jeffrey J. Wooster , Enrique Torres , Miguel A. Prieto Goubert , Olga Bertran
发明人： Julie W. Gibbons , Alveda J. Williams , Rajen M. Patel , Jeffrey J. Wooster , Enrique Torres , Miguel A. Prieto Goubert , Olga Bertran
IPC分类号： C08L23/00 , C08L23/04 , C08L23/10 , C08K5/00
CPC分类号： C08L23/10 , B32B7/06 , B32B25/08 , B32B27/08 , B32B27/302 , B32B27/306 , B32B27/32 , B32B2270/00 , B32B2307/582 , B32B2581/00 , C08J5/18 , C08J2323/04 , C08J2323/10 , C08J2323/16 , C08J2325/04 , C08L23/04 , C08L23/16 , C08L2666/06
摘要： The invention relates to a polyolefin-based heat sealable and peelable seal. The peelable seals comprise from 5 to 98 percent by weight of a propylene based plastomer or elastomer and 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. The invention also relates to tamper evident peelable seals. The invention also relates to methods of making and using the heat sealable, peelable seal.
摘要翻译：本发明涉及一种基于聚烯烃的可热封和可剥离密封。可剥离密封件包含5至98重量％的基于丙烯的塑性体或弹性体和2至95重量％的选自聚乙烯，聚丁烯和苯乙烯聚合物的第二聚合物及其混合物。本发明还涉及防篡改的可剥离密封件。本发明还涉及制造和使用可热封的可剥离密封件的方法。

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