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1. 发明授权

US4959435A Oriented optically transparent crystalline syndiotatic vinylaromatic polymer 失效
标题翻译：定向光学透明的结晶间同乙烯基芳族聚合物
公开(公告)号：US4959435A
公开(公告)日：1990-09-25
申请号：US341870
申请日：1989-04-24
申请人： Jerry T. Seitz , Charles A. Berglund , Andrew J. Pasztor, Jr.
发明人： Jerry T. Seitz , Charles A. Berglund , Andrew J. Pasztor, Jr.
IPC分类号： B29C55/00
CPC分类号： B29C55/005 , B29K2025/00
摘要： Oriented, syndiotactic, optically transparent vinylaromatic polymers are prepared by a process comprising heating the polymer to a temperature above its crystalline melting point, cooling the polymer to a temperature less than an orientable temperature at a rate sufficient to avoid substantial crystal formation, and inducing strain into the polymer while at a orientable temperature to induce crystal formation and molecular orientation.
摘要翻译：定向的，间同立构的，光学透明的乙烯基芳族聚合物通过包括将聚合物加热到高于其结晶熔点的温度的方法来制备，将聚合物以足以避免大量晶体形成的速率将聚合物冷却至小于定向温度的温度，在定向温度下进入聚合物以诱导晶体形成和分子取向。

2. 发明授权

US11746265B2 Two-component adhesive compositions and methods of making same 有权
公开(公告)号：US11746265B2
公开(公告)日：2023-09-05
申请号：US16316912
申请日：2017-05-22
申请人： Dow Global Technologies LLC
发明人： Mikhail Y. Gelfer , Rui Xie , Jonathan Barrus
IPC分类号： C09J175/08 , C08G18/48 , C08G18/76 , C08G18/10 , C09J5/06
CPC分类号： C09J175/08 , C08G18/10 , C08G18/4854 , C08G18/7671 , C09J5/06 , C09J2475/00
摘要： A solvent-based two-component adhesive composition is disclosed. The adhesive composition comprises an isocyanate component and a polyol component. One or both of the isocyanate component and polyol component comprises at least one butylene oxide-based polyol. The at least one butylene oxide-based polyol can be selected from the group consisting of a polybutylene oxide polyols, polybutylene oxide-propylene oxide copolymer polyols, polybutylene oxide-polyethylene oxide copolymer polyols, and combinations of two or more thereof. A method for forming a laminate is also disclosed. The method comprises forming an adhesive composition, the composition comprising at least one polyol comprising at least one butylene oxide-based polyol, applying a layer of the adhesive composition to a surface of a film, bringing the layer into contact with a surface of another film to form a laminate, and curing the adhesive composition. A laminate formed by this method is also disclosed.

3. 发明申请

US20180162990A1 NOVEL EPOXY RESIN SYSTEM FOR MAKING CARBON FIBER COMPOSITES 审中-公开
公开(公告)号：US20180162990A1
公开(公告)日：2018-06-14
申请号：US15580887
申请日：2016-06-22
申请人： Dow Global Technologies LLC
发明人： Timothy A. Morley , Rainer Koeniger , Martin Reimers , Peter J. Cate , Nebojsa Jelic , Zeljko Sikman
IPC分类号： C08G59/50 , C08G59/06 , C08K5/28 , C09B17/04 , C09B65/00 , C09B67/22 , C09B67/44
摘要： A two-component curable epoxy resin system including a dye solution. The resin system includes an epoxy resin component containing at least 80% by weight of a polyglycidyl ether of a polyphenol. The system also includes a hardener mixture containing mainly polyethylene tetraamines. The system includes triethylene diamine in specific amounts as a catalyst. The system has beneficial curing characteristics with desired color that make it useful for producing fiber-reinforced composites in a resin transfer molding process.

4. 发明申请

US20170022402A1 EPOXY RESIN COMPOSITIONS FOR PRE-GEL OVENS 审中-公开
标题翻译：环氧树脂环氧树脂组合物
公开(公告)号：US20170022402A1
公开(公告)日：2017-01-26
申请号：US15121090
申请日：2015-03-19
申请人： DOW GLOBAL TECHNOLOGIES LLC
发明人： Andreas Lutz , Jeannine Flueckiger , Benjamin Alexander Haag , Regina Ditschuneit
IPC分类号： C09J163/00 , C09J11/08 , B05D3/02 , C09J5/06
CPC分类号： C09J163/00 , B05D3/0272 , C09J5/06 , C09J9/00 , C09J11/08 , C09J2459/00 , C09J2463/00 , C09J2467/00
摘要： An epoxy adhesive composition is provided that has superior wash-off resistance after pre-gelling, and may be used, for example, in manufacturing processes, for example, in the automobile industry. The composition also provides unique viscosity profile after pre-gelling to significantly reduce failure mode in subsequent processing steps. In preferred embodiments the adhesive composition comprises an epoxy type resin and a gelling agent selected from polyesterdiols and polyvinyl butyrals.
摘要翻译：提供了在预胶化之后具有优异的耐洗涤性的环氧树脂粘合剂组合物，并且可以用于例如在汽车工业中的制造方法中。该组合物还在预凝胶之后提供独特的粘度分布，以显着降低后续加工步骤中的破坏模式。在优选实施方案中，粘合剂组合物包含环氧树脂和选自聚酯二醇和聚乙烯醇缩丁醛的胶凝剂。

5. 发明授权

US09302257B2 Process for the preparation of a titanium zeolite catalyst 有权
标题翻译：制备钛沸石催化剂的方法
公开(公告)号：US09302257B2
公开(公告)日：2016-04-05
申请号：US12954802
申请日：2010-11-26
申请人： Ulrich Müller , Peter Rudolf , Georg Krug , Rainer Senk
发明人： Ulrich Müller , Peter Rudolf , Georg Krug , Rainer Senk
IPC分类号： B01J29/04 , B01J29/89 , B01J37/00 , B01J37/08 , C07D301/12
CPC分类号： B01J29/89 , B01J37/0018 , B01J37/084 , B01J2229/42 , C07D301/12
摘要： A process for the preparation of a catalyst for the use in a hydrocarbon conversion reaction, said catalyst containing a titanium zeolite and carbonaceous material, the catalyst containing said carbonaceous material in an amount of from 0.01 to 0.5% by weight based on the total weight of titanium zeolite contained in the catalyst, the process comprising (i) preparing a catalyst containing the titanium zeolite and (ii) depositing carbonaceous material on the catalyst according to (i) in an amount of from 0.01 to 0.5% by weight based on the total weight of titanium zeolite contained in the catalyst by contacting said catalyst, prior to using the catalyst in said hydrocarbon conversion reaction, with a fluid containing at least one hydrocarbon in an inert atmosphere, to obtain the carbonaceous material containing catalyst, wherein in (ii), the catalyst is not contacted with an oxygen containing gas.
摘要翻译：一种用于制备用于烃转化反应的催化剂的方法，所述催化剂含有钛沸石和含碳材料，所述含碳材料的催化剂的含量为基于总重量的0.01-0.5重量％包含在催化剂中的钛沸石，该方法包括（i）制备含有钛沸石的催化剂和（ii）根据（i）在催化剂上沉积含碳材料，其量为基于总计的0.01至0.5重量％催化剂中含有的钛沸石的重量，在使用所述烃转化反应中的催化剂之前，使所述催化剂与在惰性气氛中含有至少一种烃的流体接触，得到含碳材料的催化剂，其中在（ii），催化剂不与含氧气体接触。

6. 发明申请

US20150314224A1 FILTRATION ELEMENT WITH END CAP AND FACE SEAL 有权
标题翻译：带封头和表面密封件的过滤元件
公开(公告)号：US20150314224A1
公开(公告)日：2015-11-05
申请号：US14438944
申请日：2013-10-09
申请人： DOW GLOBAL TECHNOLOGIES LLC
发明人： Jon E. Johnson , Matthew D. Mittag
IPC分类号： B01D35/30 , B01D29/01 , B01D29/58
CPC分类号： B01D35/30 , B01D29/01 , B01D29/016 , B01D29/58 , B01D65/00 , B01D2201/291 , B01D2201/342 , B01D2201/40 , B01D2313/04 , B01D2313/20 , B01D2313/21
摘要： A filtration element including a cylindrical housing enclosing a fluid filtration media extending along an axis (X) between opposing ends with a first and second end cap located at each end, wherein each end cap includes: i) an annular surface co-extensive with the housing, and ii) outer face laying in a plane perpendicular with the axis (X). The outer face of at least one end cap comprises an annular groove. A face seal including a base is located within the annular groove. A flexible lip extends axially from the base and axially beyond the outer face of the end cap and is adapted to engage with an abutting outer face of an end cap of an adjacently positioned filtration element.
摘要翻译：一种过滤元件，包括圆柱形壳体，其包围沿相对端部之间的轴线（X）延伸的流体过滤介质，其中位于每个端部的第一和第二端盖都包括：i）与外壳，和ii）放置在与轴线（X）垂直的平面内的外表面。至少一个端盖的外表面包括环形凹槽。包括基座的面密封件位于环形槽内。柔性唇缘从底座轴向延伸并且轴向延伸超过端盖的外表面，并且适于与相邻定位的过滤元件的端盖的邻接外表面接合。

7. 发明申请

US20150125653A1 COMPOSITION FOR EXTRUSION-MOLDED BODIES 有权
标题翻译：挤压成型机构的组成
公开(公告)号：US20150125653A1
公开(公告)日：2015-05-07
申请号：US14595569
申请日：2015-01-13
申请人： DOW GLOBAL TECHNOLOGIES LLC
发明人： Roland Bayer
IPC分类号： C08L1/28 , B32B23/14 , B32B23/22 , B32B3/12
CPC分类号： C08L1/284 , B01D39/2079 , B01D2239/086 , B28B3/20 , B29C47/0004 , B29C47/0021 , B29C47/004 , B29K2001/00 , B29K2709/00 , B29K2709/02 , B29L2031/14 , B29L2031/608 , B32B3/12 , B32B23/14 , B32B23/22 , C04B35/195 , C04B35/6263 , C04B35/6365 , C04B38/0006 , C04B2111/00793 , C04B2111/0081 , C04B2235/6021 , Y10T428/24149 , C04B38/06
摘要： A composition for extrusion-molded bodies which comprises a) an inorganic material that sets as a result of baking or sintering, and b) a methylhydroxypropyl cellulose having a DS(methyl) of from 0.8 to 2.5 and an MS(hydroxypropyl) of from 0.50 to 1.20 is useful for producing extrusion-molded bodies for use as a carrier for a catalyst, a catalyst, a heat exchanger, or a filter.
摘要翻译：一种用于挤出成型体的组合物，其包含：a）作为烧结或烧结的结果设定的无机材料，和b）DS（甲基）为0.8〜2.5，MS（羟丙基）为0.50的甲基羟丙基纤维素至1.20可用于生产用作催化剂，催化剂，热交换器或过滤器的载体的挤出成型体。

8. 发明申请

US20140134364A1 POLYETHLENE BLEND COMPOSITION SUITABLE FOR BLOWN FILM, METHOD OF PRODUCING THE SAME, AND FILMS MADE THEREFORM 审中-公开
标题翻译：适用于薄膜的聚乙烯混合组合物，其制备方法及其制备方法
公开(公告)号：US20140134364A1
公开(公告)日：2014-05-15
申请号：US14118652
申请日：2012-07-02
申请人： Lawrence J. Effler , Nilesh R. Savargaonkar , Teresa P. Karjala , Cristina Serrat , Jian Wang
发明人： Lawrence J. Effler , Nilesh R. Savargaonkar , Teresa P. Karjala , Cristina Serrat , Jian Wang
IPC分类号： C08L23/06
CPC分类号： C08L23/06 , C08J5/18 , C08J2323/08 , C08L23/0815 , C08L2205/02 , C08L2205/025 , Y10T428/1352
摘要： The instant invention provides a polyethylene blend composition suitable for blown film, method of producing the same, and films made therefrom. The polyethylene blend composition suitable for blown film, according to the present invention, comprises the melt blending product of: (a) from 5 percent or less by weight of a first low density polyethylene (first LDPE) having a density in the range of from 0.915 to 0.935 g/cm3, and a melt index (I2) in the range of from greater than 0.8 to less than or equal to 5 g/10 minutes, and a molecular weight distribution (Mw/Mn) in the range of from 6 to 10; (b) from 5 to 50 percent by weight of a second low density polyethylene (second LDPE) having a density in the range of from 0.915 to 0.935 g/cm3, and a melt index (I2) in the range of from 0.1 to less than or equal to 5 g/10 minutes, and a molecular weight distribution (Mw/Mn) in the range of from 6 to 10; with the proviso that the second LDPE has a melt index (I2) that is different from the melt index (I2) of first LDPE; (c) from 44 percent or greater by weight of a heterogeneous linear low density polyethylene (hLLDPE) having a density in the range of from 0.917 to 0.950 g/cm3, and a melt index (I2) in the range of from 0.1 to less than or equal to 5 g/10 minutes; (d) optionally a hydrotalcite based neutralizing agent (e) optionally one or more nucleating agents; and (f) optionally one or more antioxidants. When said polyethylene blend-composition is formed into a film via a blown film process, the output rate is improved at least 6 percent, for example 7 percent, relative to a polyethylene blend composition consisting essentially of (a) a similar heterogeneous linear low density polyethylene component; and (b) a similar second low density polyethylene component.
摘要翻译：本发明提供了适用于吹塑薄膜的聚乙烯共混组合物，其制备方法和由其制成的薄膜。根据本发明的适用于吹塑薄膜的聚乙烯共混组合物包括熔融共混产物：（a）5重量％或更少的第一低密度聚乙烯（第一LDPE），其密度范围为 0.915-0.935g / cm3，熔体指数（I2）在大于0.8至小于或等于5g / 10分钟的范围内，分子量分布（Mw / Mn）在6 到10 （b）5至50重量％的密度在0.915-0.935g / cm3范围内的第二低密度聚乙烯（第二LDPE），熔体指数（I 2）在0.1以下的范围内或者等于5g / 10分钟，分子量分布（Mw / Mn）在6至10的范围内; 条件是第二LDPE具有与第一LDPE的熔体指数（I 2）不同的熔体指数（I 2）; （c）44重量％以上的密度为0.917〜0.950g / cm 3的异相线性低密度聚乙烯（hLLDPE），熔体指数（I 2）为0.1以下大于或等于5g / 10分钟; （d）任选的水滑石类中和剂（e）任选的一种或多种成核剂; 和（f）任选的一种或多种抗氧化剂。当所述聚乙烯共混物组合物通过吹塑薄膜法形成薄膜时，相对于基本上由（a）类似的异质线性低密度聚乙烯混合物组合物组成的聚乙烯混合物组合物，输出速率提高至少6％，例如7％聚乙烯组分; 和（b）类似的第二低密度聚乙烯组分。

9. 发明授权

US08197645B2 Process for separating propylene glycol from aqueous compositions 有权
标题翻译：从水性组合物中分离丙二醇的方法
公开(公告)号：US08197645B2
公开(公告)日：2012-06-12
申请号：US12159321
申请日：2006-12-13
申请人： Armin Diefenbacher , Hans-Georg Goebbel , Stefan Bitterlich , Hartwig Voss , Henning Schultz , Anna Forlin , Renate Patrascu
发明人： Armin Diefenbacher , Hans-Georg Goebbel , Stefan Bitterlich , Hartwig Voss , Henning Schultz , Anna Forlin , Renate Patrascu
IPC分类号： B01D1/26 , B01D3/14 , C07C29/80 , C07C31/18
CPC分类号： B01D1/26 , B01D1/02 , B01D3/148 , B01D3/322 , C07C29/80 , Y10S159/08 , Y10S203/17 , C07C31/205
摘要： The present invention relates to a process for separating at least one propylene glycol from a mixture (M) comprising water and said propylene glycol, said process comprising (I) evaporating the mixture in at least two evaporation and/or distillation stages at decreasing operating pressures of the evaporators and/or distillation columns obtaining mixture (M′) and mixture (M″); (II) separating the mixture (M′) obtained in (I) in at least one further distillation step, obtaining a mixture (M-I) comprising at least 70 wt.-% of water and a mixture (M-II) comprising less than 30 wt.-% of water.
摘要翻译：本发明涉及从包含水和所述丙二醇的混合物（M）中分离至少一种丙二醇的方法，所述方法包括（I）在降低的操作压力下在至少两个蒸发和/或蒸馏阶段蒸发混合物的蒸发器和/或蒸馏塔获得混合物（M'）和混合物（M“）; （II）将在（I）中获得的混合物（M'）在至少一个另外的蒸馏步骤中分离，得到包含至少70重量％的水的混合物（MI）和包含少于 30重量％的水。

10. 发明申请

US20120028064A1 Water-redispersible polymer powder 有权
标题翻译：水可再分散聚合物粉末
公开(公告)号：US20120028064A1
公开(公告)日：2012-02-02
申请号：US12804805
申请日：2010-07-29
申请人： Margarita Perello , Harmut Kühn , Jürgen Dombrowski , Francois M. Casati , Etienne Lazarus , Gerold Lohmüller
发明人： Margarita Perello , Harmut Kühn , Jürgen Dombrowski , Francois M. Casati , Etienne Lazarus , Gerold Lohmüller
IPC分类号： B32B27/28 , B32B27/10 , C08K3/00 , C08L29/04 , B32B29/00
CPC分类号： C08F236/10 , C04B24/2641 , C04B24/2688 , C04B28/02 , C04B2103/0057 , C04B2111/00672 , C08F212/08 , C08L25/08 , C08L29/04 , D21H17/36 , D21H17/37 , D21H19/20 , D21H19/58 , D21H19/60 , Y10T428/31895 , C08F2/24 , C08F222/02 , C08F220/06 , C04B14/06 , C04B24/383
摘要： Polymer powders comprising in copolymerized form a) one or more vinyl aromatic comonomers, b) one or more 1,3-diene comonomers, c) from 0.1 to 15 percent, based on the total comonomer weight, of one or more comonomers selected from the group consisting of ethylenically unsaturated mono- and dicarboxylic acids and their salts, wherein at least 75 percent of the total number of carboxylic groups present in the polymer are located at the surface of the polymer particles in the powder and at least 75 percent of the carboxylic groups located at the surface of the polymer particles in powder are present in their salt form, and d) from 0 to 40 percent, based on the total comonomer weight, of one or more additional comonomers have an excellent redispersibility in water.
摘要翻译：包含共聚形式的聚合物粉末a）一种或多种乙烯基芳族共聚单体，b）一种或多种1,3-二烯共聚单体，c）基于总共聚单体重量，0.1至15％的一种或多种共聚单体选自由烯键式不饱和单羧酸和二羧酸及其盐组成的组，其中聚合物中存在的羧基总数的至少75％位于粉末中聚合物颗粒的表面，并且至少75％的羧酸位于粉末中的聚合物颗粒表面的基团以其盐形式存在，并且d）基于总共聚单体重量，d）0至40％的一种或多种另外的共聚单体在水中具有优异的再分散性。

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