EP0243000A1 — Polycyanoaryl ether, method for preparing the sam…

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.

Polycyanoaryl ether, method for preparing the same and uses thereof

Abstract

Inventors

Bibliographic Details

Claims Analysis

References Cited (Backward Citations)

USPTO Annuity & Maintenance Windows

Assigned Categories & Tags

Assign Category Tag