公开(公告)号：US10655005B2

公开(公告)日：2020-05-19

申请号：US15560773

申请日：2016-03-22

Applicant: ADEKA CORPORATION

Inventor： Takeshi Endo ,  Kozo Matsumoto ,  Ken-ichi Tamaso ,  Chihiro Asakura ,  Ryo Ogawa

IPC: C08L63/00 ,  C08J5/24 ,  C08K5/5399 ,  C08K5/00

Abstract: An epoxy resin composition comprising an epoxy resin (A), a curing agent (B) and a phosphorous-containing compound (C) indicated by the following general formula (1) and also, if necessary, a flame retardant (D), and a laminated plate comprising said resin composition; wherein m indicates an integer from 2 to 10, R1 to R4 each independently indicate a hydrogen atom, an alkyl group or an aryl group, R5 indicates a hydrocarbon group that may contain an oxygen atom, a sulfur atom or a nitrogen atom, X indicates an oxygen atom or a sulfur atom, Y indicates an oxygen atom, a sulfur atom or —NR6—, and R6 indicates a hydrogen atom, an alkyl group or an aryl group.

公开(公告)号：US10421261B2

公开(公告)日：2019-09-24

申请号：US15547090

申请日：2016-01-26

Applicant: ADEKA CORPORATION

Inventor： Takeshi Endo ,  Kozo Matsumoto ,  Ken-ichi Tamaso ,  Chihiro Asakura ,  Ryo Ogawa

IPC: B32B27/38 ,  B32B27/26 ,  C08G59/40 ,  C08K5/5313 ,  C08L63/00 ,  C08J5/24 ,  C08K5/5398 ,  C08K5/5399 ,  C08K5/00 ,  B32B15/092 ,  C07F9/32

Abstract: A flame-retardant epoxy resin composition wherein (A) epoxy resin, (B) a curing agent and (C) a phosphorous-containing compound expressed by the following general formula (1) are contained; a prepreg using the same and a laminated plate using said prepreg; wherein m expresses an integer from 2 to 10, R1 and R2 each independently express an alkyl group or an aryl group, R3 expresses a hydrocarbon group that may contain an oxygen atom, a sulfur atom or a nitrogen atom, X expresses an oxygen atom or a sulfur atom, Y expresses an oxygen atom, a sulfur atom or —NR4—, and in this regard, R4 expresses a hydrogen atom, an alkyl group or an aryl group.

公开(公告)号：US10253136B2

公开(公告)日：2019-04-09

申请号：US15111937

申请日：2015-01-22

Applicant: ADEKA CORPORATION

Inventor： Takeshi Endo ,  Kozo Matsumoto ,  Daisuke Sato ,  Ryo Ogawa

IPC: C08G59/50 ,  C07D233/58 ,  C07D239/06 ,  C07D249/08 ,  C07D251/14 ,  C08L63/00 ,  C07D235/06 ,  C07D235/08

Abstract: An epoxy resin composition excellent in storage stability and curability is provided. Particularly, a compound of general formula (I) and an epoxy resin composition containing the compound as a curing agent are provided. In formula (I), R1 is a hydrocarbon group optionally containing a nitrogen atom and capable of forming a cyclic structure optionally having a substituent; R2 is a hydrogen atom, an alkyl group, or an aryl group or is taken together with R1 to form an unsaturated bond; R3 is a hydrogen atom, an alkyl group, or an aryl group; and X is a dicyanamide ion or a thiocyanate ion.

公开(公告)号：US10562924B2

公开(公告)日：2020-02-18

申请号：US14900844

申请日：2014-08-21

Applicant: ADEKA CORPORATION

Inventor： Takeshi Endo ,  Kozo Matsumoto ,  Ken-ichi Tamaso ,  Ryo Ogawa

IPC: C07F9/36 ,  C07F9/32 ,  C09K21/12 ,  C09K21/14 ,  C08L63/00 ,  C08K5/5313

Abstract: The purpose of the present invention is to provide a phosphorus-containing compound having reactivity with a glycidyl group, specifically a phosphorus-containing compound represented by general formula (I). (In the formula, m represents a numerical value of 1 to 10; R1 and R2 independently represent a hydrogen atom, an alkyl group or an aryl group; R3 represents an alkyl group, an alkanediyl group, an alkanetriyl group, an alkanetetrayl group or an aromatic group; X represents an oxygen atom or a sulfur atom; Y represents an oxygen atom, a sulfur atom or —NR4—; and R4 represents a hydrogen atom, an alkyl group or an aryl group.)

公开(公告)号：US09738667B2

公开(公告)日：2017-08-22

申请号：US14915766

申请日：2014-11-10

Applicant: ADEKA CORPORATION

Inventor： Takeshi Endo ,  Kozo Matsumoto ,  Ken-ichi Tamaso ,  Ryo Ogawa

IPC: C07F9/24 ,  C07F9/22 ,  C08G59/40 ,  C08G59/44 ,  C08G59/14

CPC classification number: C07F9/242 ,  C07F9/224 ,  C07F9/2404 ,  C07F9/2458 ,  C08G59/1488 ,  C08G59/4071 ,  C08G59/446

Abstract: Provided is a novel phosphorus-containing compound represented by general formula (I). The compound has reactivity with a glycidyl group and is therefore capable of providing a curing epoxy resin composition that is expected to achieve flame retardation and reduction of dielectric constant. wherein m is a number of 1 to 10; R1, R2, R3, and R4 are each hydrogen, alkyl, or aryl; R5 is alkyl, alkanediyl, alkanetriyl, alkanetetrayl, or an aromatic group; X is oxygen or sulfur; Y is oxygen, sulfur, or ═NR′; and R′ is hydrogen, alkyl, or aryl.