# US 9,518,009 B2 · Multifunctional nitrileoxide compound > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,518,009 B2 - Document ID: US9518009B2 - Status: Granted - Kind: B2 - Application number: 14/640,838 - Filed: 2015-03-06 - Published: 2015-09-10 - Granted: 2016-12-13 - Earliest claimed: 2014-03-07 - Assignees: Daikin Industries, Ltd.; Tokyo Institute of Technology - Applicants: Daikin Industries, Ltd.; Tokyo Institute of Technology - Inventors: Tadashi Kanbara; Tsuyoshi Noguchi; Haruhisa Masuda; Haruhiko Mouri; Toshikazu Takata; Satoshi Uchida; Yasuhito Koyama; ChenGang Wang; Shunsuke Monjiyama; Hiromitsu Sogawa - Web page: https://patentgrep.com/patent/US9518009B2 ## CPC - C07C 291/06: Nitrile oxides - C07C: ACYCLIC OR CARBOCYCLIC COMPOUNDS ## Abstract The present invention provides a compound of the formula (I): wherein: R2 and R3 represent each independently a hydrogen atom or a hydrocarbon group; A represents an s-valent organic group; and s is an integer of 2-10. This nitrileoxide compound has stable and can be easily produced. ## Claims ### Claim 1 A compound of the formula (I): wherein: R2 and R3 represent each independently a hydrogen atom or a hydrocarbon group; A represents an s-valent organic group; and s is an integer of 2-10. ### Claim 2 (depends on 1) The compound as claimed in claim 1 wherein s is 2 or 3. ### Claim 3 (depends on 1) The compound as claimed in claim 1 which is represented by the formula (II): wherein: R2 and R3 represent each independently a hydrogen atom or a hydrocarbon group; and R4 represents a di-valent hydrocarbon group; provided that each of R2, R3 and R4 binds to a carbon atom to which a nitrileoxide is attached at a carbon atom thereof. ### Claim 4 (depends on 1) The compound as claimed in claim 1 wherein R2 and R3 are each independently a hydrogen atom, or an alkyl group, a cycloalkyl group, a heterocycloalkyl group, an aryl group, a heteroaryl group or a (poly)alkylether group which may have one or more substituents. ### Claim 5 (depends on 1) The compound as claimed in claim 1 wherein at least one of R2 and R3 is an aryl group, a tert-alkyl group, a sec-alkyl group or a (poly)alkylether group which may be substituted by one or more substituents. ### Claim 6 (depends on 3) The compound as claimed in claim 3 wherein R4 is a group of the formula: —R4c—R4b—R4a—R4b—R4c— wherein: R4a represents an alkylene group or a di-valent (poly)alkylether group which may have one or more substituents; R4b represents each independently a bond, an oxygen atom, or an alkylene group which may have one or more substituents; and R4c represents each independently a bond, or an alkylene group, a cycloalkylene group or an arylene group which may have one or more substituents. ### Claim 7 (depends on 6) The compound as claimed in claim 6 wherein R4b is —OCO— or —COO—. ### Claim 8 (depends on 3) The compound as claimed in claim 3 wherein R4 is a group of the formula: —R4c—O—R4a—O—R4c— wherein: R4a represents an alkylene group or a di-valent (poly)alkylether group which may be substituted by one or more substituents; and R4c represents an arylene group. ### Claim 9 (depends on 1) The compound as claimed in claim 1 which is represented by the formula (III): wherein: R7 represents a tri-valent organic group; R2 and R3 represent each independently a hydrogen atom or a hydrocarbon group; and Link represents a bond or a di-valent group; provided that each of R2, R3 and Link binds to a carbon atom to which a nitrileoxide is attached at a carbon atom thereof. ### Claim 10 (depends on 9) The compound as claimed in claim 9 wherein Link represents —R4a—, —R4b— or —R4c—, or a group in which two or more of —R4a—, —R4b— and —R4c— are linked: wherein R4a represents an alkylene group or a di-valent (poly)alkylether group which may have one or more substituents; R4b represents each independently a bond, an oxygen atom, or an alkylene group which may have one or more substituents; and R4c represents each independently a bond, or an alkylene group, a cycloalkylene group or an arylene group which may have one or more substituents. ### Claim 11 (depends on 9) The compound as claimed in claim 9 wherein the Link is an oxygen atom, a sulfur atom, an alkylene group, an alkyleneoxy group, an alkylenedioxy group, a carbonyl group, —O—CO—, —CO—O—, —O—CO—O—, —NR—, —C(O)NR—, —NR—CO—NR— (wherein R is a hydrogen atom or an alkyl group or an aryl group which may have one or more substituents), an arylene group, an aryleneoxy group, an arylenedioxy group, or a group in which two or more of them are linked. ### Claim 12 (depends on 9) The compound as claimed in claim 9 wherein R7 is C(R) (R is a hydrogen atom or an alkyl group which may be substituted by a fluorine atom), a nitrogen atom, an optionally substituted silicon atom, or a tri-valent aromatic ring which may have a heteroatom as a ring member atom. ### Claim 13 (depends on 1) A composition comprising one or more compounds as claimed in claim 1. ### Claim 14 (depends on 1) A composition for applying to a material containing a group reactive with a nitrileoxide group, which comprises one or more compounds as claimed in claim 1. ### Claim 15 (depends on 13) The composition as claimed in claim 13 which is a cross-linking agent. ### Claim 16 (depends on 13) The composition as claimed in claim 13 which is a raw material of for a liquid rubber. ### Claim 17 (depends on 15) A composite of two or more compounds which are treated with the cross-linking agent as claimed in claim 15. ### Claim 18 (depends on 16) A liquid rubber produced by using the composition as claimed in claim 16.