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EP0243000A1
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Polycyanoaryl ether, method for preparing the same and uses thereof
Assignee: Idemitsu Kosan Co Ltd
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Filing: 1987-03-24
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Granted: —
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Expires: 2007-03-24
Abstract
Abstract Disclosed is a novel polymer of this invention which comprises having a recurring unit represented by the formula: and having a reduced viscosity (ηsp/c) of 0.2 dl/g or more at 60"C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, a method for preparing the same which comprises reacting a dihalogenobenzonitrile represented by the formula: wherein X represents a halogen atom, with an alkali metal salt of resorcin represented by the formula: wherein M represents an alkali metal, in the presence of a solvent; and then treating the reaction product obtained by water or alcohol and molding materials and molded produces employing the polycyanoaryl ether.
Inventors
- 👤 Shigeru Matsuo
- 👤 Tomoyoshi Murakami
- 👤 Thoru Bando
- 👤 Kikuo Nagatoshi
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-07 03:55
CPC Classifications
C; C08; C08G; C08G65/00; C08G65/34; C08G65/38; C08G65/40; C08G65/4006; C08L; C08L71/00; C08G2650/00; C08G2650/62; C08G2650/64
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
39 words
A polycyanoaryl ether which has a recurring unit represented by the formula: and has a reduced viscosity (nsp/c) of 0.2 dl/g or more at 60°C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent.
Claim 2
Dependent Claim
39 words
A polycyanoaryl ether which has a recurring unit represented by the formula: and has a reduced viscosity (nsp/c) of 0.2 dl/g or more at 60°C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent.
Claim 3
Independent Claim
92 words
A method for preparing polycyanoaryl ether which has a recurring unit represented by the formula: and has a reduced viscosity (nsp/c) of 0.2 dl/g or more at 60° C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, which comprises reacting a dihalogenobenzonitrile represented by the formula: wherein X represents a halogen atom, with an alkali metal salt of resorcin represented by the formula: wherein M represents an alkali metal, in the presence of a solvent; and then treating, the reaction product obtained by water or alcohol.
Claim 4
Independent Claim
92 words
A method for preparing polycyanoaryl ether which has a recurring unit represented by the formula: and has a reduced viscosity (nsp/c) of 0.2 dl/g or more at 60° C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, which comprises reacting a dihalogenobenzonitrile represented by the formula: wherein X represents a halogen atom, with an alkali metal salt of resorcin represented by the formula: wherein M represents an alkali metal, in the presence of a solvent; and then treating, the reaction product obtained by water or alcohol.
Claim 5
Dependent Claim
65 words
The method for preparing polycyanoaryl ether according to Claim 2, wherein a monovalent phenol represented by the formula: wherein R represents at least one selected from the group consisting of hydrogen atom, an alkyl group having 1 to 10 carbon atoms, an aryl group, an aralkyl group or a cyano group, a halogenated hydrocarbon or a silane compound is employed as a molecular weight modifier.
Claim 6
Dependent Claim
42 words
The method for preparing polycyanoaryl ether according to Claim 3, the halogenated hydrocarbon is at least one selected from the group consisting of methylchloride, 2-fluorobenzonitrile, 4-fluorobenzonitrile, 4-fluorobenzophenone, 4-chlorodiphenylsulfone, 2,4-difluorobenzonitrile, 2,6-difluorobenzonitrile, pentafluorobenzonitrile, hexafluorobenzonitrile, 6-chloro-2-nitrobenzonitrile, decafluorobiphenol, 4'-fluoroacetophenone, 2',4'-difluoroacetophenone, pentafluoroacetophenone, 2,4'-difluorobenzophenone, 4,4'-difluorodiphenylsulfone, l-fluoro-2-nitrobenzene and 2,4-difluoronitrobenzene.
Claim 7
Dependent Claim
16 words
The method for preparing polycyanoarylether according to Claim 2, the solvent is an aprotic polar solvent.
Claim 8
Dependent Claim
16 words
The method for preparing polycyanoarylether according to Claim 2, the alkali metal is sodium or potassium.
Claim 9
Dependent Claim
40 words
The mothod for preparing polycyanoarylether according to Claim 2, the alkali metal salt of resorcin is obtained by employing independently resorcin and at least one selected from the group consisting of sodium carbonate, sodium hydrogencarbonate, potassium carbonate and potassium hydrogencarbonate.
Claim 10
Dependent Claim
16 words
The method for preparing polycyanoarylether according to Claim 2, the halogen atom is chlorine or fluorine.
Claim 11
Dependent Claim
30 words
The method for preparing polycyanoarylether according to Claim 2, the reacrion is carried out at a temperature within the range of 140 to 350 °c, for 1 to 6 hours.
Claim 12
Dependent Claim
37 words
The method for preparing polycyanoarylether according to Claim 2, wherein the reaction product obtained by reacting a dichlorobenzonitrile as the dihalogenobenzonitrile and the alkali metal salt of resorcin is further subjected to the reaction with a difluorobenzonitrile.
Claim 13
Dependent Claim
84 words
1 1. A resinous composition for molding comprising 100 parts by weight of a polycyanoaryl ether having a recurring unit represented by the formula: and has a reduced viscosity (nsp/c) of 0.2 dl/or more at 60 °c in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, as a main component, and 0.01 to 3 parts by weight of at least one crystallizing nucleator selected from the group consisting of alumina, aluminum hydroxide, aluminum powder, titanium dioxide and calcium fluoride.
Claim 14
Dependent Claim
84 words
1 1. A resinous composition for molding comprising 100 parts by weight of a polycyanoaryl ether having a recurring unit represented by the formula: and has a reduced viscosity (nsp/c) of 0.2 dl/or more at 60 °c in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, as a main component, and 0.01 to 3 parts by weight of at least one crystallizing nucleator selected from the group consisting of alumina, aluminum hydroxide, aluminum powder, titanium dioxide and calcium fluoride.
Claim 15
Dependent Claim
65 words
A polycyanoaryl ether stretched film which comprises a molded film being composed of polycyanoaryl ether having a recurring unit represented by the formula: and having a reduced viscosity (nsp/c) of 0.5 to 3.0 dl/g at 60 0 C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent and having been stretched at a stretching ratio of 1.5 times or more.
Claim 16
Dependent Claim
65 words
A polycyanoaryl ether stretched film which comprises a molded film being composed of polycyanoaryl ether having a recurring unit represented by the formula: and having a reduced viscosity (nsp/c) of 0.5 to 3.0 dl/g at 60 0 C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent and having been stretched at a stretching ratio of 1.5 times or more.
Claim 17
Dependent Claim
66 words
A reinforced resinous composition comprising 40 to 95 % by weight of a polycyanoaryl ether containing a recurring unit represented by the formula: and having a reduced viscosity (nsp/c) of 0.3 dl/g or more at 60°C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, as a main component, and 5 to 60 % by weight of a fibrous reinforcing material.
Claim 18
Dependent Claim
66 words
A reinforced resinous composition comprising 40 to 95 % by weight of a polycyanoaryl ether containing a recurring unit represented by the formula: and having a reduced viscosity (nsp/c) of 0.3 dl/g or more at 60°C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, as a main component, and 5 to 60 % by weight of a fibrous reinforcing material.
Claim 19
Dependent Claim
33 words
The reinforced resinous composition according to Claim 13, wherein the fibrous reinforcing material is at least one selected from the group consisting of carbon fibers, glass fibers, alumina fibers and aromatic polyamide fibers.
Claim 20
Dependent Claim
65 words
A resinous composition comprising 10 to 90 % by weight of a polycyanoaryl ether containing a recurring unit represented by the formula: and having a reduced viscosity (nsp/c) of 0.3 dl/g or more at 60° C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, as a main component, and 10 to 90 % by weight of a thermoplastic resin.
Claim 21
Dependent Claim
65 words
A resinous composition comprising 10 to 90 % by weight of a polycyanoaryl ether containing a recurring unit represented by the formula: and having a reduced viscosity (nsp/c) of 0.3 dl/g or more at 60° C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, as a main component, and 10 to 90 % by weight of a thermoplastic resin.
Claim 22
Dependent Claim
38 words
The resinous composition according to Claim 14, wherein the thermoplastic resin is at least one selected from the group consisting of polycarbonate, polyethylene terephthalate, polybutylene terephthalate, polyether ketone, polyether ether ketone, polyethersulfone, polysulfone, polyetherimide, polyamidoimide and polyphenylene sulfide.
Claim 23
Dependent Claim
62 words
A laminated product which comprises a layer of a polycyanoaryl ether having a recurring unit represented by the formula: and having a reduced viscosity (nsp/c) of 0.3 dl/g or more at 60°C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, as a main component, and a layer of a fibrous reinforcing material laminated on one another.
Claim 24
Dependent Claim
62 words
A laminated product which comprises a layer of a polycyanoaryl ether having a recurring unit represented by the formula: and having a reduced viscosity (nsp/c) of 0.3 dl/g or more at 60°C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, as a main component, and a layer of a fibrous reinforcing material laminated on one another.
Claim 25
Dependent Claim
39 words
The laminated product according to Claim 17, wherein said polycyanoaryl ether is contained in an amount of 20 to 85 % by weight and said fibrous reinforcing material in an amount of 15 to 80 % by weight, respectively.
References Cited (Backward Citations)
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