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1.发明申请公开(公告)号：US20140106077A1
公开(公告)日：2014-04-17
申请号：US14133679
申请日：2013-12-19
Applicant: PRC-DeSoto International, Inc.
Inventor： Stephen J. Hobbs , Gregory J. McCollum , Lawrence G. Anderson , Renhe Lin
IPC: C08G16/04 , C09D161/00
CPC classification number: C08G16/04 , B05D3/0254 , C08F128/04 , C08G4/00 , C08G75/10 , C08G75/12 , C09D159/00 , C09D161/00 , C09D181/02 , C09K3/1012
Abstract: Disclosed are terminal-modified difunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, an aldehyde or a ketone, and a compound containing a functional group. Compositions comprising the terminal-modified difunctional sulfur-containing polymers useful as sealants are also disclosed.
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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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3.发明申请TERMINAL-MODIFIED DIFUNCTIONAL SULFUR-CONTAINING POLYMERS, COMPOSITIONS THEREOF AND METHODS OF USE 有权含末端改性的含硫磺的聚合物及其组合物及其使用方法公开(公告)号：US20130310531A1
公开(公告)日：2013-11-21
申请号：US13950668
申请日：2013-07-25
Applicant: PRC-DeSoto International, Inc.
Inventor： Stephen J. Hobbs , Gregory J. McCollum , Lawrence G. Anderson , Renhe Lin
IPC: C08F128/04 , C08G75/10
CPC classification number: C08G16/04 , B05D3/0254 , C08F128/04 , C08G4/00 , C08G75/10 , C08G75/12 , C09D159/00 , C09D161/00 , C09D181/02 , C09K3/1012
Abstract: Disclosed are terminal-modified difunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, an aldehyde or a ketone, and a compound containing a functional group. Compositions comprising the terminal-modified difunctional sulfur-containing polymers useful as sealants are also disclosed.
Abstract translation: 公开了作为含硫二醇，醛或酮的反应产物和含有官能团的化合物的末端改性双官能含硫聚合物。 还公开了包含用作密封剂的末端改性的双官能含硫聚合物的组合物。
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公开(公告)号：US08729193B2
公开(公告)日：2014-05-20
申请号：US13934286
申请日：2013-07-03
Applicant: PRC-DeSoto International, Inc.
Inventor： Stephen J. Hobbs , Juexiao Cai , Marfi Ito , Renhe Lin
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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公开(公告)号：US09725556B2
公开(公告)日：2017-08-08
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.
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Patent Agency Ranking
6.发明申请FLEXIBLE POLYAMINES, FLEXIBLE AMINE-TERMINATED ADDUCTS, COMPOSITIONS THEREOF AND METHODS OF USE 审中-公开柔性聚酰胺，柔性胺终止助剂，其组合物及其使用方法公开(公告)号：US20140295088A1
公开(公告)日：2014-10-02
申请号：US14307548
申请日：2014-06-18
Applicant: PRC-DeSoto International, Inc.
Inventor： Stephen J. Hobbs , Marfi Ito , Juexiao Cai , Chandra Rao , Renhe Lin
IPC: C09K3/10
CPC classification number: C09K3/1021 , C08G4/00 , C08G18/10 , C08G18/3868 , C08G18/5072 , C08G18/755 , C08G18/758 , C08G18/798 , C08G18/8108 , C08G18/8116 , C08G2190/00 , C08L81/02 , C09K2003/1034 , C08G18/12 , C08G18/6685
Abstract: Disclosed are flexible polyamines, flexible amine-terminated polyformal adducts, flexible-amine-terminated polythioether adducts, compositions comprising flexible polyamines and isocyanate-terminated prepolymers, and compositions comprising flexible amine-terminated adducts and isocyanate-terminated prepolymers. Uses of the compositions as sealants, and particularly as aerospace sealants, are also disclosed.
Abstract translation: 公开了柔性多胺，柔性胺封端的聚甲醛加合物，柔性胺封端的聚硫醚加合物，包含柔性多胺和异氰酸酯封端的预聚物的组合物，以及包含柔性胺封端的加合物和异氰酸酯封端的预聚物的组合物。 还公开了组合物作为密封剂，特别是作为航空密封剂的用途。
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公开(公告)号：US20130296490A1
公开(公告)日：2013-11-07
申请号：US13934286
申请日：2013-07-03
Applicant: PRC-DeSoto International, Inc.
Inventor： Stephen J. Hobbs , Juexiao Cai , Marfi Ito , Renhe Lin
IPC: C09J175/02
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.
Abstract translation: 公开了包含聚甲醛 - 异氰酸酯预聚物和包含胺的固化剂的反应产物的聚脲组合物。 该组合物可用作航空航天应用中的密封剂。
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8.发明授权Flexible polyamines, flexible amine-terminated adducts, compositions thereof and methods of use 有权柔性多胺，柔性胺封端的加合物，其组合物和使用方法公开(公告)号：US09422467B2
公开(公告)日：2016-08-23
申请号：US14307548
申请日：2014-06-18
Applicant: PRC-DeSoto International, Inc.
Inventor： Stephen J. Hobbs , Marfi Ito , Juexiao Cai , Chandra Rao , Renhe Lin
IPC: C08G18/28 , C09K3/10 , C08G75/12 , C08G18/10 , C08G4/00 , C08G18/50 , C08G18/75 , C08G18/79 , C08G18/81 , C08G18/38 , C08L81/02
CPC classification number: C09K3/1021 , C08G4/00 , C08G18/10 , C08G18/3868 , C08G18/5072 , C08G18/755 , C08G18/758 , C08G18/798 , C08G18/8108 , C08G18/8116 , C08G2190/00 , C08L81/02 , C09K2003/1034 , C08G18/12 , C08G18/6685
Abstract: Disclosed are flexible polyamines, flexible amine-terminated polyformal adducts, flexible-amine-terminated polythioether adducts, compositions comprising flexible polyamines and isocyanate-terminated prepolymers, and compositions comprising flexible amine-terminated adducts and isocyanate-terminated prepolymers. Uses of the compositions as sealants, and particularly as aerospace sealants, are also disclosed.
Abstract translation: 公开了柔性多胺，柔性胺封端的聚甲醛加合物，柔性胺封端的聚硫醚加合物，包含柔性多胺和异氰酸酯封端的预聚物的组合物，以及包含柔性胺封端的加合物和异氰酸酯封端的预聚物的组合物。 还公开了组合物作为密封剂，特别是作为航空密封剂的用途。
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9.发明授权公开(公告)号：US08765880B2
公开(公告)日：2014-07-01
申请号：US14133679
申请日：2013-12-19
Applicant: PRC-DeSoto International, Inc.
Inventor： Stephen J. Hobbs , Gregory J. McCollum , Lawrence G. Anderson , Renhe Lin
CPC classification number: C08G16/04 , B05D3/0254 , C08F128/04 , C08G4/00 , C08G75/10 , C08G75/12 , C09D159/00 , C09D161/00 , C09D181/02 , C09K3/1012
Abstract: Disclosed are terminal-modified difunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, an aldehyde or a ketone, and a compound containing a functional group. Compositions comprising the terminal-modified difunctional sulfur-containing polymers useful as sealants are also disclosed.
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10.发明授权公开(公告)号：US08680214B2
公开(公告)日：2014-03-25
申请号：US13950668
申请日：2013-07-25
Applicant: PRC-DeSoto International, Inc.
Inventor： Stephen J. Hobbs , Gregory J. McCollum , Lawrence G. Anderson , Renhe Lin
CPC classification number: C08G16/04 , B05D3/0254 , C08F128/04 , C08G4/00 , C08G75/10 , C08G75/12 , C09D159/00 , C09D161/00 , C09D181/02 , C09K3/1012
Abstract: Disclosed are terminal-modified difunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, an aldehyde or a ketone, and a compound containing a functional group. Compositions comprising the terminal-modified difunctional sulfur-containing polymers useful as sealants are also disclosed.
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