US4618636A — Flameproofed thermoplastic molding material compr…

Claim 1

Independent Claim 225 words

A flameproofed thermoplastic molding material, comprising A. one or more thermoplastic resins containing a vinyl-aromatic monomer, and furthermore contains B. from 0 to 100 parts by weight of one or more elastomers having a glass transition temperature Tg<0° C., as an impact modifier, C. from 2 to 50 parts by weight of one or more halogen-containing organic compounds (flameproofing agents), D. from 0.5 to 20 parts by weight of a member selected from the group consisting of As 2 O 3 , Sb 2 O 3 , Bi 2 O 3 , SnO 2 , Fe 2 O 3 , ferrocene, Al 2 O 3 , ZnO, hypophosphites, borates and mixtures thereof (synergistic agents with component C) and E. from 5 to 50 parts by weight of a novolak (phenol/aldehyde resin), the amounts in each case being based on 100 parts by weight of A, wherein the novolak used has a number average molecular weight M n of from 500 to 2000 and is obtainable from an aldehyde of the formula (I) R.sup.1 --CHO (I) where R 1 is H, C 1 -C 10 -alkyl, cycloalkyl, C 6 -C 12 -aryl or ω-aryl-C 1 -C 3 -alkyl, and a mixture of phenols, and this mixture contains two or more monosubstituted phenols and the substituents can be alkyl of 1 to 8 carbon atoms or CN.

Claim 2

Dependent Claim 225 words

A flameproofed thermoplastic molding material, comprising A. one or more thermoplastic resins containing a vinyl-aromatic monomer, and furthermore contains B. from 0 to 100 parts by weight of one or more elastomers having a glass transition temperature Tg<0° C., as an impact modifier, C. from 2 to 50 parts by weight of one or more halogen-containing organic compounds (flameproofing agents), D. from 0.5 to 20 parts by weight of a member selected from the group consisting of As 2 O 3 , Sb 2 O 3 , Bi 2 O 3 , SnO 2 , Fe 2 O 3 , ferrocene, Al 2 O 3 , ZnO, hypophosphites, borates and mixtures thereof (synergistic agents with component C) and E. from 5 to 50 parts by weight of a novolak (phenol/aldehyde resin), the amounts in each case being based on 100 parts by weight of A, wherein the novolak used has a number average molecular weight M n of from 500 to 2000 and is obtainable from an aldehyde of the formula (I) R.sup.1 --CHO (I) where R 1 is H, C 1 -C 10 -alkyl, cycloalkyl, C 6 -C 12 -aryl or ω-aryl-C 1 -C 3 -alkyl, and a mixture of phenols, and this mixture contains two or more monosubstituted phenols and the substituents can be alkyl of 1 to 8 carbon atoms or CN.

Claim 3

Dependent Claim 241 words

A flameproofed thermoplastic molding material, comprising A. one or more thermoplastic resins which contain, as copolymerized units, styrene or a styrene which is alkylated in the nucleus or a mixture of these, and furthermore comprises B. from 0 to 100 parts by weight of one or more elastomers having a glass transition temperature Tg<0° C., as an impact modifier, C. from 2 to 50 parts by weight of one or more halogen-containing organic compounds (flameproofing agents), D. from 0.5 to 20 parts by weight of a member selected from the group consisting of As 2 O 3 , Sb 2 O 3 , Bi 2 O 3 , SnO 2 , Fe 2 O 3 , ferrocene, Al 2 O 3 , ZnO, hypophosphites borates and mixtures thereof (synergistic agents with component C) and E. from 5 to 50 parts by weight of a novalak (phenol/aldehyde resin), the amounts in each case being based on 100 parts by weight of A, wherein the novalak used has a number average molecular weight M n of from 500 to 2000 and is obtainable from an aldehyde of the formula (I) R.sup.1 --CHO (I) where R 1 is H, C 1 -C 10 -alkyl, cycloalkyl, C 6 -C 12 -aryl or ω-aryl-C 1 -C 3 -alkyl, and a mixture of phenols, and this mixture contains two or more monosubstituted phenols and the substituents can be alkyl of 1 to 8 carbon atoms or CN.

Claim 4

Dependent Claim 241 words

A flameproofed thermoplastic molding material, comprising A. one or more thermoplastic resins which contain, as copolymerized units, styrene or a styrene which is alkylated in the nucleus or a mixture of these, and furthermore comprises B. from 0 to 100 parts by weight of one or more elastomers having a glass transition temperature Tg<0° C., as an impact modifier, C. from 2 to 50 parts by weight of one or more halogen-containing organic compounds (flameproofing agents), D. from 0.5 to 20 parts by weight of a member selected from the group consisting of As 2 O 3 , Sb 2 O 3 , Bi 2 O 3 , SnO 2 , Fe 2 O 3 , ferrocene, Al 2 O 3 , ZnO, hypophosphites borates and mixtures thereof (synergistic agents with component C) and E. from 5 to 50 parts by weight of a novalak (phenol/aldehyde resin), the amounts in each case being based on 100 parts by weight of A, wherein the novalak used has a number average molecular weight M n of from 500 to 2000 and is obtainable from an aldehyde of the formula (I) R.sup.1 --CHO (I) where R 1 is H, C 1 -C 10 -alkyl, cycloalkyl, C 6 -C 12 -aryl or ω-aryl-C 1 -C 3 -alkyl, and a mixture of phenols, and this mixture contains two or more monosubstituted phenols and the substituents can be alkyl of 1 to 8 carbon atoms or CN.

Claim 5

Dependent Claim 259 words

A flameproofed thermoplastic molding material as defined in claim 2, comprising A. One or more thermoplastic resins which contain, as copolymerized units, styrene or a styrene which is alkylated in the nucleus, or a mixture of these, and furthermore comprises B. from 5 to 30 parts by weight of an elastomer having a glass transition temperature Tg<0° C., as an impact modifier, in the form of a graft copolymer of the monomers of which component A consists, C. from 2 to 50 parts by weight of one or more halogen-containing organic compounds (flameproofing agents), D. from 0.5 to 20 parts by weight of a member selected from the group consisting of As 2 O 3 , Sb 2 O 3 , Bi 2 O 3 , SnO 2 , Fe 2 O 3 , ferrocene, Al 2 O 3 , ZnO, hypophosphites borates and mixtures thereof (synergistic agents with component C) and E. from 5 to 50 parts by weight of a novolak (phenol/aldehyde resin), the amounts in each case being based on 100 parts by weight of A, wherein the novolak used has a number average molecular weight M n of from 500 to 2000 and is obtainable from an aldehyde of the formula (I) R.sup.1 --CHO (I) where R 1 is H, C 1 -C 10 -alkyl, cycloalkyl, C 6 -C 12 -aryl or ω-aryl-C 1 -C 3 -alkyl, and a mixture of phenols, and this mixture contains two or more monosubstituted phenols and the substituents can be alkyl of 1 to 8 carbon atoms or CN.

Claim 6

Dependent Claim 257 words

A flameproofed thermoplastic molding material, comprising A. one or more thermoplastic resins which contain, as copolymerized units, from 50 to 99% by weight of styrene or a styrene which is alkylated in the nucleus, or a mixture of these, and from 1 to 50% by weight of acrylonitrile, and furthermore contains B. from 0 to 100 parts by weight of one or more elastomers having a glass transition temperature Tg≦0° C., as an impact modifier, C. from 2 to 50 parts by weight of one or more halogen-containing organic compounds (flameproofing agents), D. from 0.5 to 20 parts by weight of a member selected from the group consisting of As 2 O 3 , Sb 2 O 3 , Bi 2 O 3 , SnO 2 , Fe 2 O 3 , ferrocene, Al 2 O 3 , ZnO, hypophosphites borates and mixtures thereof (synergistic agents with component C) and E. from 5 to 50 parts by weight of a novolak (phenol/aldehyde resin), the amounts in each case being based on 100 parts by weight of A, wherein the novolak used has a number average molecular weight M n of from 500 to 2000 and is obtainable from an aldehyde of the formula (I) R.sup.1 --CHO (I) where R 1 is H, C 1 -C 10 -alkyl, cycloalkyl, C 6 -C 12 -aryl or ω-aryl-C 1 -C 3 -alkyl, and a mixture of phenols, and this mixture contains two or more monosubstituted phenols and the substituents can be alkyl of 1 to 8 carbon atoms or CN.

Claim 7

Dependent Claim 257 words

A flameproofed thermoplastic molding material, comprising A. one or more thermoplastic resins which contain, as copolymerized units, from 50 to 99% by weight of styrene or a styrene which is alkylated in the nucleus, or a mixture of these, and from 1 to 50% by weight of acrylonitrile, and furthermore contains B. from 0 to 100 parts by weight of one or more elastomers having a glass transition temperature Tg≦0° C., as an impact modifier, C. from 2 to 50 parts by weight of one or more halogen-containing organic compounds (flameproofing agents), D. from 0.5 to 20 parts by weight of a member selected from the group consisting of As 2 O 3 , Sb 2 O 3 , Bi 2 O 3 , SnO 2 , Fe 2 O 3 , ferrocene, Al 2 O 3 , ZnO, hypophosphites borates and mixtures thereof (synergistic agents with component C) and E. from 5 to 50 parts by weight of a novolak (phenol/aldehyde resin), the amounts in each case being based on 100 parts by weight of A, wherein the novolak used has a number average molecular weight M n of from 500 to 2000 and is obtainable from an aldehyde of the formula (I) R.sup.1 --CHO (I) where R 1 is H, C 1 -C 10 -alkyl, cycloalkyl, C 6 -C 12 -aryl or ω-aryl-C 1 -C 3 -alkyl, and a mixture of phenols, and this mixture contains two or more monosubstituted phenols and the substituents can be alkyl of 1 to 8 carbon atoms or CN.

Claim 8

Dependent Claim 277 words

A flameproofed thermoplastic molding material as defined in claim 4, comprising A. one or more thermoplastic resins which contain, as copolymerized units, from 50 to 99% by weight of styrene or a styrene which is alkylated in the nucleus, or a mixture of these, and from 1 to 50% by weight of acrylonitrile, and furthermore comprises B. from 50 to 30 parts by weight of one or more elastomers having a glass transition temperature Tg<0° C., as an impact modifier, in the form of a graft copolymer of the monomers of which component A consists, C. from 2 to 50 parts by weight of one or more halogen-containing organic compounds (flameproofing agents), D. from 0.5 to 20 parts by weight of a member selected from the group consisting of As 2 O 3 , Sb 2 O 3 , Bi 2 O 3 , SnO 2 , Fe 2 O 3 , ferrocene, Al 2 O 3 , ZnO, hypophosphites borates and mixtures thereof (synergistic agents with component C) and E. from 5 to 50 parts by weight of a novolak (phenol/aldehyde resin), the amounts in each case being based on 100 parts by weight of A, wherein the novolak used has a number average molecular weight M n of from 500 to 2000 and is obtainable from an aldehyde of the formula (I) R.sup.1 --CHO (I) where R 1 is H, C 1 -C 10 -alkyl, cycloalkyl, C 6 -C 12 -aryl or ω-aryl-C 1 -C 3 -alkyl, and a mixture of phenols, and this mixture contains two or more monosubstituted phenols and the substituents can be alkyl of 1 to 8 carbon atoms or CN.

Claim 9

Dependent Claim 261 words

A flameproofed thermoplastic molding material, comprising A. one or more thermoplastic resins which contain, as copolymerized units, from 50 to 99% by weight of styrene or a styrene which is alkylated in the nucleus, or a mixture of these, and from 1 to 50% by weight of acrylonitrile, and furthermore comprises B. from 5 to 30 parts by weight of polybutadiene, or of a rubber containing not less than 50% by weight of acrylates, as an impact modifier, in the form of a graft copolymer of the monomers of which component A consists, C. from 2 to 50 parts by weight of one or more halogen-containing organic compounds (flameproofing agents), D. from 0.5 to 20 parts by weight of a member selected from the group consisting of As 2 O 3 , Sb 2 O 3 , Bi 2 O 3 , SnO 2 , Fe 2 O 3 , ferrocene, Al 2 O 3 , ZnO, hypophosphites borates and mixtures thereof (synergistic agents with component C) and E. from 5 to 50 parts by weight of a novolak (phenol/aldehyde resin), wherein the novolak used has a number average molecular weight M n of from 500 to 2000 and is obtainable from an aldehyde of the formula (I) R.sup.1 --CHO (I) where R 1 is H, C 1 -C 10 -alkyl, cycloalkyl, C 6 -C 12 -aryl or ω-aryl-C 1 -C 3 -alkyl, and a mixture of phenols, and this mixture contains two or more monosubstituted phenols and the substituents can be alkyl of 1 to 8 carbon atoms or CN.

Claim 10

Dependent Claim 261 words

A flameproofed thermoplastic molding material, comprising A. one or more thermoplastic resins which contain, as copolymerized units, from 50 to 99% by weight of styrene or a styrene which is alkylated in the nucleus, or a mixture of these, and from 1 to 50% by weight of acrylonitrile, and furthermore comprises B. from 5 to 30 parts by weight of polybutadiene, or of a rubber containing not less than 50% by weight of acrylates, as an impact modifier, in the form of a graft copolymer of the monomers of which component A consists, C. from 2 to 50 parts by weight of one or more halogen-containing organic compounds (flameproofing agents), D. from 0.5 to 20 parts by weight of a member selected from the group consisting of As 2 O 3 , Sb 2 O 3 , Bi 2 O 3 , SnO 2 , Fe 2 O 3 , ferrocene, Al 2 O 3 , ZnO, hypophosphites borates and mixtures thereof (synergistic agents with component C) and E. from 5 to 50 parts by weight of a novolak (phenol/aldehyde resin), wherein the novolak used has a number average molecular weight M n of from 500 to 2000 and is obtainable from an aldehyde of the formula (I) R.sup.1 --CHO (I) where R 1 is H, C 1 -C 10 -alkyl, cycloalkyl, C 6 -C 12 -aryl or ω-aryl-C 1 -C 3 -alkyl, and a mixture of phenols, and this mixture contains two or more monosubstituted phenols and the substituents can be alkyl of 1 to 8 carbon atoms or CN.

Claim 11

Dependent Claim 21 words

A molding material as defined in claim 1, wherein the novolak used is obtained from formaldehyde and a mixture of phenols.

Claim 12

Dependent Claim 58 words

A molding material as defined in claim 1, wherein the novolak used is obtained from a phenol mixture which contains from 20 to 80 mol % of o-cresol, from 10 to 40 mol % of m-cresol and from 10 to 40 mol % of p-tert.-butylphenol or p-cresol, the percentages in each case being based on the total mixture.

Claim 13

Dependent Claim 15 words

The composition of claim 1, wherein component D is Sb 2 O O 3 .

Claim 14

Dependent Claim 14 words

The composition of claim 2, wherein component D is Sb 2 O 3 .

Claim 15

Dependent Claim 14 words

The composition of claim 3, wherein component D is Sb 2 O 3 .

Claim 16

Dependent Claim 14 words

The composition of claim 4, wherein component D is Sb 2 O 3 .

Claim 17

Dependent Claim 14 words

The composition of claim 5, wherein component D is Sb 2 O 3 .

Claim 18

Dependent Claim 14 words

The composition of claim 6, wherein component D is Sb 2 O 3 .

Claim 19

Dependent Claim 14 words

The composition of claim 7, wherein component D is Sb 2 O 3 .

Claim 20

Dependent Claim 14 words

The composition of claim 8, wherein component D is Sb 2 O 3 .

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1989-10-20	1990-04-21	1990-10-21	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1993-10-20	1994-04-21	1994-10-21	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1997-10-20	1998-04-21	1998-10-21	$7700.00	Window Closed / Lapsed

Flameproofed thermoplastic molding material comprising a novolak resin

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