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

US09676716B2 Polycarbonate having improved thermal and mechanical properties and reduced coefficients of thermal expansion 有权
公开(公告)号：US09676716B2
公开(公告)日：2017-06-13
申请号：US12973060
申请日：2010-12-20
申请人： Helmut-Werner Heuer , Rolf Wehrmann
发明人： Helmut-Werner Heuer , Rolf Wehrmann
IPC分类号： C07D209/46 , C08G64/12 , C08G73/00 , C08J7/12 , B29C47/00 , B29K69/00
CPC分类号： C07D209/46 , B29C47/0009 , B29K2069/00 , C08G64/12 , C08G73/00 , C08J7/123 , Y10T428/31507
摘要： The present invention relates to thermoplastic high-Tg polycarbonates and molding materials which are distinguished by improved thermal properties and improved mechanical properties, in particular by reduced thermal expansion. The present invention furthermore relates to a process for the preparation of these polycarbonates. In particular, this invention relates to polycarbonates which the structural unit which derives from phthalimide of the formula (I) and polycarbonate compositions and molding materials therefrom as well as a process for the preparation of these polycarbonates, and the use thereof, in particular as reflectors and display substrates.

2. 发明授权

US08664349B2 Polycarbonate compositions having improved optical properties 有权
标题翻译：聚碳酸酯组合物具有改善的光学性能
公开(公告)号：US08664349B2
公开(公告)日：2014-03-04
申请号：US13499058
申请日：2010-09-17
申请人： Rolf Wehrmann , Helmut-Werner Heuer , Anke Boumans
发明人： Rolf Wehrmann , Helmut-Werner Heuer , Anke Boumans
IPC分类号： C08G64/00 , C08G63/02
CPC分类号： C08K5/49 , C08L69/00
摘要： The present invention relates to polycarbonate compositions and copolycarbonate compositions having improved optical properties, and to their production and their use for the production of shaped parts, and to shaped parts which can thereby be obtained, the compositions containing a polycarbonate or copolycarbonate which comprises bisphenol-A and at least one pair of a phosphorus compound having the oxidation number +3 and a phosphorus compound having the oxidation number +5, and the phosphorus compound having the oxidation state +5 in a pair respectively corresponding to the oxidized form of the phosphorus compound having the oxidation state +3 and the amount of more highly oxidized compound contained being less than that of the compound with the lower oxidation number.
摘要翻译：本发明涉及具有改进的光学性能的聚碳酸酯组合物和共聚碳酸酯组合物，以及它们的生产及其用于生产成形部件的成型部件和由此可以获得的成形部件，所述组合物含有聚碳酸酯或共聚碳酸酯， A和至少一对氧化数为+3的磷化合物和氧化数为+5的磷化合物，以及分别对应于磷化合物的氧化形式的氧化态+5的磷化合物具有氧化态+3，并且所含的更高氧化化合物的量小于氧化数较低的化合物的量。

3. 发明授权

US08487025B2 Branched melt polycarbonate with low content of defective structures 有权
标题翻译：具有低含量缺陷结构的支化熔融聚碳酸酯
公开(公告)号：US08487025B2
公开(公告)日：2013-07-16
申请号：US13081847
申请日：2011-04-07
申请人： Stephan Konrad , Helmut-Werner Heuer , Karl-Heinz Köhler , Christian Münnich , Rolf Wehrmann
发明人： Stephan Konrad , Helmut-Werner Heuer , Karl-Heinz Köhler , Christian Münnich , Rolf Wehrmann
IPC分类号： C08K5/51
CPC分类号： C08G64/14 , C08G64/307 , C08K5/49
摘要： The present invention relates to an aromatic branched polycarbonate, produced via melt transesterification of a bisphenol with a diaryl carbonate in the presence of a branching agent, wherein the aromatic branched polycarbonate comprises branching point structures and structures of formula (D) wherein X is a single bond, C1- to C6-alkylene, C2- to C5-alkylidene or C5- to C6-cycloalkylidene, optionally substituted by C1- to C6-alkyl; wherein the amount of D in the aromatic branched polycarbonate is in the range of from 5 to 450 mg per kg of the aromatic branched polycarbonate; and wherein the ratio of the total branching point structures to the total structures of the formula D in the aromatic branched polycarbonate is in the range of from 8 to 200.
摘要翻译：本发明涉及通过在支化剂存在下通过双酚与碳酸二芳基酯的熔融酯交换制备的芳族支化聚碳酸酯，其中芳族支化聚碳酸酯包含分支点结构和式（D）的结构，其中X是单键，C 1至C 6亚烷基，C 2至C 5亚烷基或C 5至C 6环烷叉基，任选被C 1至C 6 - 烷基取代; 其中所述芳族支化聚碳酸酯中的D的量在5至450mg / kg所述芳族支化聚碳酸酯的范围内; 并且其中芳族支化聚碳酸酯中总分支点结构与式D的总结构的比例在8至200的范围内。

4. 发明申请

US20120232196A1 UV-STABLE POLYCARBONATE COMPOSITION HAVING IMPROVED PROPERTIES 审中-公开
标题翻译：具有改进性能的紫外线稳定的聚碳酸酯组合物
公开(公告)号：US20120232196A1
公开(公告)日：2012-09-13
申请号：US13498361
申请日：2010-09-17
申请人： Stephan Konrad , Helmut Werner Heuer , Karl-Heinz Köhler , Rolf Wehrmann , Daniel Koch , Marc Buts , Frank Guldentops
发明人： Stephan Konrad , Helmut Werner Heuer , Karl-Heinz Köhler , Rolf Wehrmann , Daniel Koch , Marc Buts , Frank Guldentops
IPC分类号： C08K5/50 , C08L69/00 , C08K5/521 , C08K5/3475 , C08K5/3492
CPC分类号： C08K5/005 , C08L69/00
摘要： The invention relates to a UV-stabilised melt polycarbonate composition having improved melt flowability while at the same time having good optical properties and at the same time good hydrolytic stability, the composition comprising a melt polycarbonate, at least one UV absorber, at least one phosphine and optionally an aliphatic carboxylic acid ester.
摘要翻译：本发明涉及具有改善的熔体流动性的UV稳定的熔融聚碳酸酯组合物，同时具有良好的光学性能，同时具有良好的水解稳定性，该组合物包含熔融聚碳酸酯，至少一种UV吸收剂，至少一种磷化氢和任选的脂族羧酸酯。

5. 发明申请

US20120190778A1 POLYCARBONATE COMPOSITIONS HAVING IMPROVED OPTICAL PROPERTIES 有权
标题翻译：具有改进的光学性质的聚碳酸酯组合物
公开(公告)号：US20120190778A1
公开(公告)日：2012-07-26
申请号：US13499058
申请日：2010-09-17
申请人： Rolf Wehrmann , Helmut-Werner Heuer , Anke Boumans
发明人： Rolf Wehrmann , Helmut-Werner Heuer , Anke Boumans
IPC分类号： C08K5/3475 , C08K5/50 , C08K5/3492 , C08K5/521
CPC分类号： C08K5/49 , C08L69/00
摘要： The present invention relates to polycarbonate compositions and copolycarbonate compositions having improved optical properties, and to their production and their use for the production of shaped parts, and to shaped parts which can thereby be obtained, the compositions containing a polycarbonate or copolycarbonate which comprises bisphenol- A and at least one pair of a phosphorus compound having the oxidation number +3 and a phosphorus compound having the oxidation number +5, and the phosphorus compound having the oxidation state +5 in a pair respectively corresponding to the oxidised form of the phosphorus compound having the oxidation state +3 and the amount of more highly oxidised compound contained being less than that of the compound with the lower oxidation number.
摘要翻译：本发明涉及具有改进的光学性能的聚碳酸酯组合物和共聚碳酸酯组合物，以及它们的生产及其用于生产成形部件的成型部件和由此可以获得的成形部件，所述组合物含有聚碳酸酯或共聚碳酸酯， A和至少一对氧化数为+ 3的磷化合物和氧化数为+5的磷化合物，以及分别对应于磷化合物的氧化形式的氧化态+5的磷化合物具有氧化态+3，并且所含的更高氧化化合物的量小于具有较低氧化数的化合物的量。

6. 发明授权

US08158745B2 Polycarbonates having rearrangement structures, cyclic and linear oligomers and also flow behavior 有权
标题翻译：具有重排结构的聚碳酸酯，环状和线性低聚物以及流动性
公开(公告)号：US08158745B2
公开(公告)日：2012-04-17
申请号：US12988456
申请日：2009-04-09
申请人： Rolf Wehrmann , Helmut-Werner Heuer
发明人： Rolf Wehrmann , Helmut-Werner Heuer
IPC分类号： C08G64/00 , C08G63/02
CPC分类号： C08G64/06 , C08G64/307
摘要： The present invention relates to compositions having improved rheological properties which are based on polycarbonate having rearrangement structures and cyclic and linear oligomers and also moldings and extrudates composed of these polycarbonate compositions.
摘要翻译：本发明涉及基于具有重排结构的聚碳酸酯和环状和线性低聚物以及由这些聚碳酸酯组合物组成的模制品和挤出物的具有改进的流变性质的组合物。

7. 发明申请

US20110144283A1 COPOLYCARBONATE COMPOSITIONS HAVING IMPROVED THERMAL PROPERTIES AND BASED ON BLENDS 审中-公开
标题翻译：具有改善的热性能和基于共混物的共聚碳酸酯组合物
公开(公告)号：US20110144283A1
公开(公告)日：2011-06-16
申请号：US12965289
申请日：2010-12-10
申请人： Helmut-Werner Heuer , Rolf Wehrmann
发明人： Helmut-Werner Heuer , Rolf Wehrmann
IPC分类号： C08L69/00
CPC分类号： C08L69/00 , C08L2666/18
摘要： The invention relates to compositions containing at least one copolycarbonate containing one or more bisphenol building blocks and one or more further specific (co)polycarbonates as well as compositions which optionally contain additives, the use thereof for the production of shaped articles, and shaped articles obtainable therefrom.
摘要翻译：本发明涉及包含至少一种含有一种或多种双酚结构单元和一种或多种其它特定（共）聚碳酸酯的共聚碳酸酯的组合物，以及任选地含有添加剂的组合物，其用于生产成型制品的用途和可获得的成型制品由此。

8. 发明申请

US20110040066A1 POLYCARBONATES HAVING REARRANGEMENT STRUCTURES, CYCLIC AND LINEAR OLIGOMERS AND ALSO FLOW BEHAVIOR 有权
标题翻译：具有回收结构的聚碳酸酯，循环和线性低聚物以及流动性
公开(公告)号：US20110040066A1
公开(公告)日：2011-02-17
申请号：US12988456
申请日：2009-04-09
申请人： Rolf Wehrmann , Helmut-Werner Heuer
发明人： Rolf Wehrmann , Helmut-Werner Heuer
IPC分类号： C08G64/00
CPC分类号： C08G64/06 , C08G64/307
摘要： The present invention relates to compositions having improved rheological properties which are based on polycarbonate having rearrangement structures and cyclic and linear oligomers and also mouldings and extrudates composed of these polycarbonate compositions.
摘要翻译：本发明涉及基于具有重排结构的聚碳酸酯和环状和线性低聚物以及由这些聚碳酸酯组合物组成的模制品和挤出物的具有改进的流变性质的组合物。

9. 发明授权

US07547755B2 (Co)polycarbonates having improved adhesion to metals 有权
标题翻译：（Co）聚碳酸酯，具有改善的与金属的粘附性
公开(公告)号：US07547755B2
公开(公告)日：2009-06-16
申请号：US11903733
申请日：2007-09-24
申请人： Helmut-Werner Heuer
发明人： Helmut-Werner Heuer
IPC分类号： C08G64/00 , C08G63/02
CPC分类号： C08G64/12
摘要： A (co)polycarbonate the molecular structure of which contains units derived from bisphenols conforming to formulae (1a1) and (1b1) in which R1 independently of one another represents hydrogen or a C1-C10-alkyl and R2 represents C1-C10-alkyl, or phenyl or benzyl in each case unsubstituted or substituted by at least one member selected from the group consisting of hydrogen and C1-C10-alkyl radical. The (co)polycarbonate exhibits relatively high glass transition temperature and improved adhesion to metals.
摘要翻译：一种（共）聚碳酸酯，其分子结构含有源自符合式（1a1）和（1b1）的双酚的单元，其中R 1彼此独立地表示氢或C 1 -C 10 - 烷基，R 2表示C 1 -C 10 - 烷基，或苯基或苄基，各自为未被取代或被选自氢和C 1 -C 10 - 烷基中的至少一个取代。（共）聚碳酸酯显示出相对较高的玻璃化转变温度和改善的对金属的附着力。

10. 发明授权

US07425358B2 Copolycarbonates having improved flowability 失效
标题翻译：具有改善的流动性的共聚碳酸酯
公开(公告)号：US07425358B2
公开(公告)日：2008-09-16
申请号：US11116567
申请日：2005-04-28
申请人： Helmut-Werner Heuer , Rolf Wehrmann , Michael Erkelenz , Alexander Meyer , Melanie Möthrath
发明人： Helmut-Werner Heuer , Rolf Wehrmann , Michael Erkelenz , Alexander Meyer , Melanie Möthrath
IPC分类号： C08G64/06 , G02B1/04
CPC分类号： C08G64/06
摘要： An optical data storage comprising a thermoplastic copolycarbonate is disclosed. The copolycarbonate contains at least one unit derived from dihydroxydiphenyl ether and at least one unit derived from at least one member selected from the group consisting of 4,4′dihydroxybiphenyl and 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane.
摘要翻译：公开了一种包含热塑性共聚碳酸酯的光学数据存储器。共聚碳酸酯含有至少一种衍生自二羟基二苯基醚的单元和至少一种衍生自选自4,4'-二羟基联苯和1,1-双 - （4-羟基苯基）-3,3， 5-三甲基环己烷。

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