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公开(公告)号：US11834395B2
公开(公告)日：2023-12-05
申请号：US17944676
申请日：2022-09-14
发明人： Kee Yoon Roh , Jung Hee Jang , Je Young Park , Nam Hyun Cho
IPC分类号： C07C29/20
CPC分类号： C07C29/20 , C07C2601/14 , C07C29/20 , C07C35/21
摘要： An embodiment of the present invention provides a method for preparing hydrogenated bisphenol A, comprising: (a) heating a reactor in which bisphenol A, a solvent, and a ruthenium supported catalyst are added; (b) supplying hydrogen into the reactor to react; and (c) blocking the supply of hydrogen to react.
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公开(公告)号：US11242442B2
公开(公告)日：2022-02-08
申请号：US16601856
申请日：2019-10-15
发明人： Kee Yoon Roh , Jung Hee Jang , Yun Cheol Park , Nam Hyun Cho
IPC分类号： C08K5/13 , C08K5/01 , C09D163/00
摘要： An additive composition includes a specific amount of α-methylstyrenated phenol, can be mixed with a main material part or curing agent part for paint, and can suppress the occurrence of a discoloration issue.
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公开(公告)号：US11434215B2
公开(公告)日：2022-09-06
申请号：US17048444
申请日：2019-05-22
发明人： Kee Yoon Roh , Nam Hyun Cho , Jung Hee Jang , Yuncheol Park
IPC分类号： C07D303/28 , C07D301/28 , C07D301/32 , C09D7/20
摘要： Provided is an epoxy reactive diluent, wherein the content of a compound represented by Formula 1 below is 85% by weight or more based on a total weight of an epoxy reactive diluent composition: wherein n is 0, 2, 4 or 6.
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公开(公告)号：US09771310B2
公开(公告)日：2017-09-26
申请号：US14380820
申请日：2013-11-25
发明人： Kee Yoon Roh , Jung Hee Jang , Jin Eok Kim
IPC分类号： C09D163/00 , C09D7/12 , C07C39/04 , C07C39/15 , C08G59/62 , C08L63/00 , C08K5/13 , C08G59/50 , C08G59/24
CPC分类号： C07C39/15 , C08G59/245 , C08G59/50 , C08G59/621 , C08K5/13 , C09D7/63 , C09D163/00 , C08L63/00
摘要： The present invention relates to styrenated phenol useful as a curing agent or a plasticizing agent for an epoxy resin. More particularly, it relates to use of styrenated phenol, which has viscosity and curing properties similar to those of nonylphenol and exhibits superior curing properties for an epoxy resin, as a curing agent or a plasticizing agent for an epoxy-cured paint.
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5.发明授权公开(公告)号：US10533112B2
公开(公告)日：2020-01-14
申请号：US15286879
申请日：2016-10-06
发明人： Kee Yoon Roh , Jung Hee Jang , Je-young Park
IPC分类号： C09D163/00 , C08G59/62
摘要： A heavy-duty epoxy coating composition including an epoxy resin, as a main substance, and styrenated phenol represented by Formula 1: wherein n is an integer of 1 to 3.
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公开(公告)号：US09469587B2
公开(公告)日：2016-10-18
申请号：US14748459
申请日：2015-06-24
发明人： Kee Yoon Roh , Jung Hee Jang , Je Young Park
IPC分类号： C07C239/22 , C07C39/15 , C09D7/12 , C07C211/09 , C07C211/10 , C07C211/11 , C07C211/12 , C08G59/62
CPC分类号： C07C39/15 , C07C211/09 , C07C211/10 , C07C211/11 , C07C211/12 , C08G59/621
摘要： A styrenated phenol compound in which a hydrazine or a diaminoalkane compound binds to a styrenated phenol, and a method of preparing the same are provided. The styrenated phenol compound may have improved exterior quality and storage stability of a product by maintaining a hardening stimulation property and plasticity and preventing discoloration when mixed with a hardener for an epoxy paint.
摘要翻译： 其中肼或二氨基烷烃化合物与苯乙烯化苯酚结合的苯乙烯化酚化合物及其制备方法。 苯乙烯化酚化合物可以通过保持硬化刺激性能和可塑性以及当与环氧涂料的固化剂混合时防止变色来改善产品的外部质量和储存稳定性。
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公开(公告)号：US09464037B2
公开(公告)日：2016-10-11
申请号：US14779212
申请日：2014-09-17
发明人： Kee Yoon Roh , Jung Hee Jang , Je Young Park , Jin Eok Kim
IPC分类号： C07C239/22 , C07C37/00 , C07C39/15 , C07C239/10 , C08G59/00 , C09D5/44 , C08K5/32 , C09D163/00
CPC分类号： C07C239/22 , C07C37/00 , C07C37/14 , C07C39/15 , C07C239/10 , C08G59/00 , C08K5/32 , C09D5/4438 , C09D163/00
摘要： Provided is a styrenated phenol compound represented by Formula 1 in which styrenated phenol and hydroxylamine bind to each other: In Formula 1, n is one of integers of 1 to 3, and R1 and R2 are each hydrogen or one of C1 to C4 alkyl groups. The styrenated phenol compound may maintain curing stimulation property and plasticity, and prevent discoloration when being mixed with a curing agent for an epoxy paint, thereby enhancing exterior quality and storage stability of a product.
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