US4888407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Imide compound and composition containing the same
Assignee: Sumitomo Chemical Co Ltd
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Filing: 1987-12-28
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Granted: 1989-12-19
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Expires: 2007-12-28
Abstract
Abstract The present invention provides an improved epoxy resin composition comprising an epoxy resin and a novel imide compound represented by the formula ##STR1## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Inventors
- 👤 Saito Yasuhisa
- 👤 Kunimasa Kamio
- 👤 Mitsuhiro Shibata
- 👤 Katsuya Watanabe
- 👤 Yutaka Shiomi
- 👤 Youichi Ueda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:51
CPC Classifications
C; C07; C07D; C07D487/00; C07D487/02; C07D487/08; C08; C08L; C08L63/00; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/4007; C08G59/4014; C08G59/4042; C08L79/00; C08L79/04; C08L79/08; C09; C09J; C09J163/00; C08J; C08J2300/00; C08J2300/24
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
96 words
An epoxy resin composition comprising as essential components an epoxy resin (A) and an imide compound (B) represented by the general formula (I), ##STR7## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 2
Dependent Claim
96 words
An epoxy resin composition comprising as essential components an epoxy resin (A) and an imide compound (B) represented by the general formula (I), ##STR7## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 3
Dependent Claim
22 words
An epoxy resin composition according to claim 1, wherein each of m and n represents a number of from 0 to 8.
Claim 4
Dependent Claim
22 words
An epoxy resin composition according to claim 1, wherein each of m and n represents a number of from 0 to 5.
Claim 5
Dependent Claim
106 words
An epoxy resin composition comprising an epoxy resin (A), an imide compound (B) represented by the general formula (I) and a polymaleimide compound (C) containing two or more maleimide groups in the molecule: ##STR8## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 6
Dependent Claim
106 words
An epoxy resin composition comprising an epoxy resin (A), an imide compound (B) represented by the general formula (I) and a polymaleimide compound (C) containing two or more maleimide groups in the molecule: ##STR8## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 7
Dependent Claim
22 words
An epoxy resin composition according to claim 4, wherein each of m and n represents a number of from 0 to 8.
Claim 8
Dependent Claim
22 words
An epoxy resin composition according to claim 4, wherein each of m and n represents a number of from 0 to 5.
Claim 9
Dependent Claim
92 words
An epoxy resin composition according to claim 4, wherein the proportion of the epoxy resin (A) and imide compound (B) is such that (B) is from 0.6 to 1.2 gram equivalent per 1 gram equivalent of (A), the proportion of the polymaleimide compound (C) and imide compound (B) is such that the number of active hydrogen atoms H in the terminal functional group X of (B) is from 0.6 to 1 per 1 double bond in (C), and the weight ratio of (A) and (C), i.e. (A)/(C), is from 95/2 to 40/60.
Claim 10
Dependent Claim
18 words
An epoxy resin composition according to claim 4 wherein the polymaleimide compound is N,N'-diphenylmethane bismaleimide or N,N'-diphenylether bismaleimide.
Claim 11
Dependent Claim
106 words
An epoxy resin composition comprising an epoxy resin (A), an imide compound (B) represented by the general formula (I) and a compound (D) having two or more phenolic --OH groups in the molecule: ##STR9## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 12
Dependent Claim
106 words
An epoxy resin composition comprising an epoxy resin (A), an imide compound (B) represented by the general formula (I) and a compound (D) having two or more phenolic --OH groups in the molecule: ##STR9## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 13
Dependent Claim
22 words
An epoxy resin composition according to claim 9, wherein each of m and n represents a number of from 0 to 8.
Claim 14
Dependent Claim
22 words
An epoxy resin composition according to claim 9, wherein each of m and n represents a number of from 0 to 5.
Claim 15
Dependent Claim
74 words
An epoxy resin composition according to claim 9, wherein the ratio of the number of active hydrogen atoms in the terminal functional groups X of the imide compound (B) and the number of --OH groups in the polyphenol compound (C), i.e. (B)/(C), is from 2/1 to 4/1, and the sum of active hydrogen equivalents in (B) and (C) is from 0.6 to 1.2 gram equivalent per 1 gram equivalent of the epoxy resin (A).
Claim 16
Dependent Claim
119 words
An epoxy resin composition comprising an epoxy resin (A), an imide compound (B) represented by the general formula (I), a polymaleimide compound (C) having two or more maleimide groups in the molecule and a compound (D) having two or more phenolic --OH groups in the molecule: ##STR10## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 17
Dependent Claim
119 words
An epoxy resin composition comprising an epoxy resin (A), an imide compound (B) represented by the general formula (I), a polymaleimide compound (C) having two or more maleimide groups in the molecule and a compound (D) having two or more phenolic --OH groups in the molecule: ##STR10## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 18
Dependent Claim
22 words
An epoxy resin composition according to claim 13, wherein each of m and n represents a number of from 0 to 8.
Claim 19
Dependent Claim
22 words
An epoxy resin composition according to claim 13, wherein, each of m and n represents a number of from 0 to 5.
Claim 20
Dependent Claim
96 words
An adhesive composition which comprises as essential components an epoxy resin (A) and an imide compound (B) represented by the general formula (I), ##STR11## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 21
Dependent Claim
96 words
An adhesive composition which comprises as essential components an epoxy resin (A) and an imide compound (B) represented by the general formula (I), ##STR11## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 22
Dependent Claim
21 words
An adhesive composition according to claim 16, wherein each of m and n represents a number of from 0 to 8.
Claim 23
Dependent Claim
21 words
An adhesive composition according to claim 16, wherein each of m and n represents a number of from 0 to 5.
Claim 24
Dependent Claim
101 words
A thermosetting resin composition which comprises a polymaleimide compound having two or more maleimide groups in the molecule and an imide compound represented by the general formula (I), ##STR12## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 25
Dependent Claim
101 words
A thermosetting resin composition which comprises a polymaleimide compound having two or more maleimide groups in the molecule and an imide compound represented by the general formula (I), ##STR12## wherein X represents an --NH 2 group and/or --OH group, Ar 1 and Ar 2 independently represent an aromatic residue, R 1 represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, R 2 represents a hydrogen atom, an alkyl or alkoxy group having from 1 to 20 carbon atoms or hydroxyl group, and each of m and n represents a number of from 0 to 30.
Claim 26
Dependent Claim
22 words
A thermosetting resin composition according to claim 19, wherein each of m and n represents a number of from 0 to 8.
Claim 27
Dependent Claim
22 words
A thermosetting resin composition according to claim 19, wherein each of m and n represents a number of from 0 to 5.
Claim 28
Dependent Claim
18 words
An epoxy resin composition according to claim 7 wherein the polymaleimide compound is N,N'-diphenylmethane bismaleimide or N,N'-diphenylether bismaleimide.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-12-18 | 1993-06-19 | 1993-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-12-18 | 1997-06-19 | 1997-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-12-18 | 2001-06-19 | 2001-12-19 | $7700.00 | Window Closed / Lapsed |