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1.发明申请MICHAEL ACCEPTOR-TERMINATED URETHANE-CONTAINING FUEL RESISTANT PREPOLYMERS AND COMPOSITIONS THEREOF 有权MICHAEL接收端封端的含有燃料电池的预聚物及其组合物公开(公告)号：US20150252232A1
公开(公告)日：2015-09-10
申请号：US14200569
申请日：2014-03-07
Applicant: PRC-DeSoto International, Inc.
Inventor： Raquel Keledjian , Marfi Ito , Renhe Lin
IPC: C09J181/02
CPC classification number: C09J181/02 , C08G18/10 , C08G18/52 , C08G18/6715 , C08G18/758 , C08G75/02 , C08G2190/00 , C09J175/04
Abstract: Urethane-containing prepolymers formed from diisocyanates and adapted for Michael addition curing chemistries and compositions thereof for use in sealant applications are disclosed. The prepolymers provide compositions that exhibit room temperature stability and a controlled curing rate following a brief activation.
Abstract translation: 公开了由二异氰酸酯形成并适用于迈克尔加成固化化学物质的聚氨酯预聚物及其组合物，用于密封剂应用中。 预聚物提供表现出室温稳定性和短暂活化后控制的固化速率的组合物。
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2.发明申请MICHAEL ADDITION CURING CHEMISTRIES FOR SULFUR-CONTAINING POLYMER COMPOSITIONS EMPLOYING BIS(SULFONYL)ALKANOLS 审中-公开含硫聚合物组合物的MICHAEL添加固化化学品使用BIS（SULFONYL）烷基公开(公告)号：US20150240033A1
公开(公告)日：2015-08-27
申请号：US14708320
申请日：2015-05-11
Applicant: PRC-DeSoto International, Inc.
Inventor： Juexiao Cai , Lawrence G. Anderson , Marfi Ito , Renhe Lin
IPC: C08G75/02 , C09D181/02
CPC classification number: C08G75/02 , C07C317/18 , C08G75/12 , C08L81/02 , C09D181/02 , C09J181/02
Abstract: The use of Michael addition curing chemistries in compositions comprising sulfur-containing polymers such as polythioethers and polysulfides useful in aerospace sealant applications are disclosed. Sulfur-containing adducts comprising terminal Michael acceptor groups are also disclosed. In particular, sulfur-containing polymers and sulfur containing Michael acceptor adducts having terminal 1-(ethylenesulfonyl)-n-(vinylsulfonyl)alkanol groups are disclosed.
Abstract translation: 公开了在包含含硫聚合物如聚硫醚和聚硫化物的组合物中使用迈克尔加成固化化学物质，其用于航空密封剂应用。 还公开了包含末端迈克尔受体基团的含硫加成物。 特别地，公开了具有末端1-（乙基磺酰基） - （乙烯基磺酰基）烷醇基团的含硫聚合物和含硫的Michael受体加合物。
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公开(公告)号：US20150056397A1
公开(公告)日：2015-02-26
申请号：US14532034
申请日：2014-11-04
Applicant: PRC-DeSoto International, Inc.
Inventor： Juexiao Cai , Stephen J. Hobbs , Marfi Ito , Scott Moravek , Renhe Lin
CPC classification number: C08G18/52 , C08G18/10 , C08G18/324 , C08G18/3868 , C08G18/755 , C08G18/7621 , C08G18/775 , C08G2190/00 , C09J175/02 , Y10T428/20 , C08G18/6685
Abstract: Sulfur-containing polyurea compositions comprising a polyisocyanate and a polyamine are disclosed. The polyisocyanate comprises the reaction product of reactants comprising a diisocyanate having isocyanate groups with different reactivities toward thiol groups, and a thiol-terminated sulfur-containing polymer such as a thiol-terminated polythioether polymer and/or a thiol-terminated polyformal polymer. The polyamine can be an aromatic polyamine and/or an aromatic amine-terminated polythioether adduct. The sulfur-containing polyurea compositions are useful as aerospace sealants.
Abstract translation: 公开了含有多异氰酸酯和多胺的含硫聚脲组合物。 多异氰酸酯包括含有具有对硫醇基具有不同反应性的异氰酸酯基的二异氰酸酯的反应物和硫醇封端的含硫聚合物如硫醇封端的聚硫醚聚合物和/或硫醇封端的聚甲醛聚合物的反应产物。 多胺可以是芳族多胺和/或芳族胺封端的聚硫醚加合物。 含硫聚脲组合物可用作航空密封剂。
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公开(公告)号：US20140171587A1
公开(公告)日：2014-06-19
申请号：US14184772
申请日：2014-02-20
Applicant: PRC-DeSoto International, Inc.
Inventor： Steven J. Hobbs , Juexiao Cai , Marfi Ito , Renhe Lin
IPC: C09D175/04
CPC classification number: C09D175/04 , C08G18/10 , C08G18/52 , C08G18/56 , C08G18/755 , C08G18/758 , C08G18/798 , C08G2190/00 , C09J175/02 , C08G18/281 , C08G18/3868
Abstract: Disclosed are polyurea compositions comprising the reaction products of a polyformal-isocyanate prepolymer and a curing agent comprising an amine. The compositions are useful as sealants in aerospace applications.
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5.发明授权Michael addition curing chemistries for sulfur-containing polymer compositions 有权用于含硫聚合物组合物的迈克尔加成固化化学品公开(公告)号：US09388280B2
公开(公告)日：2016-07-12
申请号：US14463047
申请日：2014-08-19
Applicant: PRC-DeSoto International, Inc.
Inventor： Lawrence G. Anderson , Juexiao Cai , Marfi Ito , Raquel Keledjian , Renhe Lin
Abstract: The use of Michael addition curing chemistries in compositions comprising sulfur-containing polymers such as polythioethers and polysulfides useful in aerospace sealant applications are disclosed. Sulfur-containing adducts comprising terminal Michael acceptor groups are also disclosed.
Abstract translation: 公开了在包含含硫聚合物如聚硫醚和聚硫化物的组合物中使用迈克尔加成固化化学物质，其用于航空密封剂应用。 还公开了包含末端迈克尔受体基团的含硫加成物。
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Patent Agency Ranking
公开(公告)号：US09382447B2
公开(公告)日：2016-07-05
申请号：US14987806
申请日：2016-01-05
Applicant: PRC-DeSoto International, Inc.
Inventor： Steven J. Hobbs , Gregory J. McCollum , Juexiao Cai , Marfi Ito , Lawrence G. Anderson , Renhe Lin
IPC: C09D5/34 , C09D175/08 , C08G18/32 , C09D175/10 , C08G18/38 , C08G18/50 , C08G75/02 , C08G75/10 , C08G77/00 , C08G18/00 , C07D251/30
CPC classification number: C09D175/08 , C07C265/04 , C07C265/12 , C07D251/30 , C08G18/006 , C08G18/3857 , C08G18/5072 , C08G65/336 , C08G65/34 , C08G75/02 , C08G75/10 , C08G75/12 , C08G77/00 , C09D5/34 , C09D175/10 , C09J181/02
Abstract: Disclosed are multifunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, a polyol containing at least three hydroxyl groups per polyol molecule, and an aldehyde, a ketone, or a combination thereof. Sealant compositions comprising the multifunctional sulfur-containing polymers are also disclosed.
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公开(公告)号：US09260567B2
公开(公告)日：2016-02-16
申请号：US14794855
申请日：2015-07-09
Applicant: PRC-DeSoto International, Inc.
Inventor： Steven J. Hobbs , Gregory J. McCollum , Juexiao Cai , Marfi Ito , Lawrence G. Anderson , Renhe Lin
IPC: C07F7/08 , C09J159/00 , C09D5/00 , C07D251/30 , C08G75/10 , C07C265/12 , C07C265/04 , C09J181/02
CPC classification number: C09D175/08 , C07C265/04 , C07C265/12 , C07D251/30 , C08G18/006 , C08G18/3857 , C08G18/5072 , C08G65/336 , C08G65/34 , C08G75/02 , C08G75/10 , C08G75/12 , C08G77/00 , C09D5/34 , C09D175/10 , C09J181/02
Abstract: Disclosed are multifunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, a polyol containing at least three hydroxyl groups per polyol molecule, and an aldehyde, a ketone, or a combination thereof. Sealant compositions comprising the multifunctional sulfur-containing polymers are also disclosed.
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8.发明授权Michael addition curing chemistries for sulfur-containing polymer compositions employing bis(sulfonyl)alkanols 有权使用双（磺酰基）链烷醇的含硫聚合物组合物的迈克尔加成固化化学品公开(公告)号：US09056949B2
公开(公告)日：2015-06-16
申请号：US13923941
申请日：2013-06-21
Applicant: PRC-DeSoto International, Inc.
Inventor： Juexiao Cai , Lawrence G. Anderson , Marfi Ito , Renhe Lin
IPC: C08G75/04 , C08G75/12 , C07C317/18 , C08G75/02 , C09J181/02 , C08L81/02
CPC classification number: C08G75/02 , C07C317/18 , C08G75/12 , C08L81/02 , C09D181/02 , C09J181/02
Abstract: Michael addition curing chemistries in compositions comprising sulfur-containing polymers such as polythioethers and polysulfides are useful in aerospace sealant applications. Compositions employing Michael addition curing chemistries include sulfur-containing adducts comprising terminal Michael acceptor groups. In particular, the sulfur-containing adducts include terminal 1-(ethylenesulfonyl)-n-(vinylsulfonyl)alkanol groups.
Abstract translation: 包含含硫聚合物如聚硫醚和聚硫化物的组合物中的迈克尔加成固化化学物质可用于航空航天密封剂应用中。 使用迈克尔加成固化化学物质的组合物包括含有末端迈克尔受体基团的含硫加合物。 特别地，含硫加合物包括1-（乙基磺酰基）-N-（乙烯基磺酰基）烷醇基团。
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公开(公告)号：US09012592B2
公开(公告)日：2015-04-21
申请号：US14499293
申请日：2014-09-29
Applicant: PRC-DeSoto International, Inc.
Inventor： Steven J. Hobbs , Gregory J. McCollum , Juexiao Cai , Marfi Ito , Lawrence G. Anderson , Renhe Lin
IPC: C08G75/10 , C08G75/12 , C07D251/30
CPC classification number: C09D175/08 , C07C265/04 , C07C265/12 , C07D251/30 , C08G18/006 , C08G18/3857 , C08G18/5072 , C08G65/336 , C08G65/34 , C08G75/02 , C08G75/10 , C08G75/12 , C08G77/00 , C09D5/34 , C09D175/10 , C09J181/02
Abstract: Disclosed are multifunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, a polyol containing at least three hydroxyl groups per polyol molecule, and an aldehyde, a ketone, or a combination thereof. Sealant compositions comprising the multifunctional sulfur-containing polymers are also disclosed.
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10.发明申请MICHAEL ADDITION CURING CHEMISTRIES FOR SULFUR-CONTAINING POLYMER COMPOSITIONS 审中-公开含硫含量聚合物组合物的MICHAEL添加固化化学品公开(公告)号：US20140357812A1
公开(公告)日：2014-12-04
申请号：US14463082
申请日：2014-08-19
Applicant: PRC-DeSoto International, Inc.
Inventor： Lawrence G. Anderson , Juexiao Cai , Marfi Ito , Raquel Keledjian , Renhe Lin
Abstract: The use of Michael addition curing chemistries in compositions comprising sulfur-containing polymers such as polythioethers and polysulfides useful in aerospace sealant applications are disclosed. Sulfur-containing adducts comprising terminal Michael acceptor groups are also disclosed.
Abstract translation: 公开了在包含含硫聚合物如聚硫醚和聚硫化物的组合物中使用迈克尔加成固化化学物质，其用于航空密封剂应用。 还公开了包含末端迈克尔受体基团的含硫加成物。
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