US4429076A
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Thermoplastic polymer composition
Assignee: Asahi Kasei Corp
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Filing: 1980-06-06
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Granted: 1984-01-31
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Expires: 2000-06-06
Abstract
Abstract A thermoplastic polymer composition containing (i) a modified block copolymer of an aromatic vinyl compound and a conjugated diene compound, which is modified with a dicarboxylic acid or the derivative thereof, or the ionically crosslinked product of the modified block copolymer with a univalent, bivalent of trivalent metal ion and (ii) a thermoplastic polymer having a polar group. This thermoplastic polymer composition has excellent mechanical and other properties. The compatibility of each component in the thermoplastic composition is remarkably improved.
Inventors
- 👤 Akira Saito
- 👤 Akio Yamori
- 👤 Hideo Morita
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:06
CPC Classifications
C; C08; C08L; C08L51/00; C08L51/006
Claims Analysis
Total Claims: 52
Claim 1
Independent Claim
141 words
A thermoplastic polymer composition comprising: (a) 1 to 99 parts by weight of a component A consisting essentially of at least one member selected from the group consisting of modified block copolymers and the ionically crosslinked products of at least one said modified block copolymer with at least one univalent, bivalent, or trivalent metal ion, said modified block copolymer comprising a block copolymer of at least one aromatic vinyl compound and at least one conjugated diene compound onto which at least one molecular unit containing at least one dicarboxylic acid group or the derivative thereof is grafted; and (b) 99 to 1 parts by weight of a component B consisting essentially of at least one thermoplastic polymer containing at least one polar group and selected from the group consisting of polyamides, polyurethanes, vinylalcohol polymers, polyacrylates, polymethacrylates, chlorinated hydrocarbon polymers, and ionomers.
Claim 2
Dependent Claim
141 words
A thermoplastic polymer composition comprising: (a) 1 to 99 parts by weight of a component A consisting essentially of at least one member selected from the group consisting of modified block copolymers and the ionically crosslinked products of at least one said modified block copolymer with at least one univalent, bivalent, or trivalent metal ion, said modified block copolymer comprising a block copolymer of at least one aromatic vinyl compound and at least one conjugated diene compound onto which at least one molecular unit containing at least one dicarboxylic acid group or the derivative thereof is grafted; and (b) 99 to 1 parts by weight of a component B consisting essentially of at least one thermoplastic polymer containing at least one polar group and selected from the group consisting of polyamides, polyurethanes, vinylalcohol polymers, polyacrylates, polymethacrylates, chlorinated hydrocarbon polymers, and ionomers.
Claim 3
Dependent Claim
50 words
A composition as claimed in claim 1, wherein the content of the molecular unit containing the dicarboxylic acid group or the derivative thereof in the modified block copolymer of the component A is 0.05 through 20 parts by weight, based on 100 parts by weight of the modified block copolymer.
Claim 4
Dependent Claim
24 words
A composition as claimed in claim 3, wherein the derivative of the dicarboxylic acid group of the component A is a dicarboxylic anhydride group.
Claim 5
Dependent Claim
47 words
A composition as claimed in claim 1, wherein the content of the aromatic vinyl compound in the block copolymer of the aromatic vinyl compound and the conjugated diene compound of the component A is 5 through 70% by weight, based on the weight of the block copolymer.
Claim 6
Dependent Claim
51 words
A composition as claimed in claim 1, wherein the content of the aromatic vinyl compound in the block copolymer of the aromatic vinyl compound and the conjugated diene compound of the component A is more than 70% by weight through 95% by weight, based on the weight of the block copolymer.
Claim 7
Dependent Claim
45 words
A composition as claimed in claim 1, wherein the ionically crosslinked modified block copolymer is derived from the reaction of the modified block copolymer with at least one metallic compound selected from the group consisting of the compounds of univalent, bivalent and trivalent metal ions.
Claim 8
Dependent Claim
41 words
A composition as claimed in claim 6, wherein the molar ratio of the metal component of the metallic compound to the dicarboxylic acid or the derivative thereof contained in the modified block copolymer of the component A is 0.1 through 3.0.
Claim 9
Dependent Claim
44 words
A composition as claimed in claim 1, wherein the modified block copolymer of the component A is derived from the reaction of the block copolymer of the aromatic vinyl compound and the conjugated diene compound with an unsaturated dicarboxylic acid or the derivative thereof.
Claim 10
Dependent Claim
45 words
A composition as claimed in claim 8, wherein the modified block copolymer of the component A is derived from the reaction of the block copolymer with an unsaturated dicarboxylic acid or the derivative thereof in a molten state in the absence of a free-radical initiator.
Claim 11
Dependent Claim
34 words
A composition as claimed in claim 9, wherein the unsaturated dicarboxylic acid or the derivative thereof is at least one member selected from the group consisting of maleic acid, fumaric acid and maleic anhydride.
Claim 12
Dependent Claim
48 words
A composition as claimed in claim 1, wherein the polyamide of the component B is at least one member selected from the group consisting of ring opening polymers of cyclic lactums, poly condensates of α-amino carbonic acids, polycondensates of dicarboxylic acids and diamines and copolymers of these monomers.
Claim 13
Dependent Claim
31 words
A composition as claimed in claim 11, wherein the polyamide of the component B is selected from the group consisting of poly (ε-caprolactam), poly(hexamethyleneadipamide) (nylon-6,6) and copolymers of nylon-6 and nylon-6,6.
Claim 14
Dependent Claim
20 words
A composition as claimed in claim 1, wherein the polyurethane of the component B is at least one thermoplastic elastomer.
Claim 15
Dependent Claim
43 words
A composition as claimed in claim 13, wherein the polyurethane is a complete thermoplastic type polyurethane derived from a diisocyanate compound and a dihydroxy compound, the molar ratio (NCO/OH) of the diisocyanate compound and the dihydroxy compound being more than 0.95 through 1.
Claim 16
Dependent Claim
45 words
A composition as claimed in claim 13, wherein the polyurethane is an incomplete thermoplastic type polyurethane derived from a diisocyanate compound and a dihydroxy compound, the molar ratio (NCO/OH) of the diisocyanate compound and the dihydroxy compound being more than 1 and less than 1.1.
Claim 17
Dependent Claim
20 words
A composition as claimed in claim 1, wherein the polyvinyl alcohols of the component B are saponified ethylene-vinyl acetate copolymers.
Claim 18
Dependent Claim
22 words
A composition as claimed in claim 16, wherein the vinyl acetate content of the ethylene-vinyl acetate copolymers is 0.5 through 80 mol%.
Claim 19
Dependent Claim
20 words
A composition as claimed in claim 17, wherein the saponification degree of the vinyl acetate is 10 through 100 mol%.
Claim 20
Dependent Claim
43 words
A composition as claimed in claim 1, wherein the polyacrylates or polymethacrylates of the component B are those which contain more than 50% by weight of alkyl esters of acrylic or methacrylic acid having an alkyl group of 1 through 12 carbon atoms.
Claim 21
Dependent Claim
29 words
A composition as claimed in claim 19, wherein the polymethacrylate is selected from the group consisting of poly(methyl methacrylate) and copolymers of methyl methacrylate and other comonomers copolymerizable therewith.
Claim 22
Dependent Claim
38 words
A composition as claimed in claim 1, wherein the chlorinated hydrocarbon polymer of the component B is at least one selected from the group consisting of polyvinyl chloride and copolymers of vinyl chloride and other comonomers copolymerizable therewith.
Claim 23
Dependent Claim
15 words
A composition as claimed in claim 1, wherein the chlorinated hydrocarbon polymers are chlorinated polyolefins.
Claim 24
Dependent Claim
55 words
A composition as claimed in claim 1, wherein the ionomers of the component B are ionically crosslinked products of base copolymers of α,β-unsaturated carboxylic acids and othwer monomers copolymerizable therewith in which base copolymers are ionically crosslinked with at least one metallic ion selected from the group consisting of univalent, bivalent and trivalent metallic ions.
Claim 25
Dependent Claim
19 words
A composition as claimed in claim 23, wherein the base copolymers of the ionomer are olefin-α,β-unsaturated monocarboxylic acid copolymers.
Claim 26
Dependent Claim
21 words
A composition as claimed in claim 24, wherein the olefin-α,β-unsaturated monocarboxylic acid copolymer is ethylene-acrylic acid copolymer or ethylene-methacrylic acid copolymer.
Claim 27
Dependent Claim
24 words
A composition as claimed in claim 23, wherein the content of the α,β-unsaturated carboxylic acid in the base copolymer is 0.2 through 25 mol%.
Claim 28
Dependent Claim
38 words
A composition as claimed in claim 1, wherein the composition comprises 1% by weight through less than 50% by weight of the component A and more than 50% by weight through 99% by weight of the component B.
Claim 29
Dependent Claim
30 words
A composition as claimed in claim 1, wherein the composition comprises 50 through 99% by weight of the component A and 1 through 50% by weight of the component B.
Claim 30
Dependent Claim
59 words
A composition as claimed in claim 1, wherein the composition further contains a component C consisting essentially of at least one member selected from the group consisting of styrene polymers and polyolefins, the content of the component C being 1 through 100 parts by weight based on 100 parts of the total amounts of the components A and B.
Claim 31
Dependent Claim
14 words
A composition as claimed in claim 1, wherein the composition is an adhesive composition.
Claim 32
Dependent Claim
85 words
A thermoplastic polymer composition comprising: (a) 1 through 99 parts by weight of a component A consisting essentially of a modified block copolymer, said modified block copolymer comprising a block of at least one aromatic vinyl compound and at least one conjugated diene compound onto which is grafted at least one molecular unit containing at least one dicarboxylic acid group or the derivative thereof; and (b) 99 through 1 parts by weight of a component B consisting essentially of at least one vinyl alcohol polymer.
Claim 33
Dependent Claim
85 words
A thermoplastic polymer composition comprising: (a) 1 through 99 parts by weight of a component A consisting essentially of a modified block copolymer, said modified block copolymer comprising a block of at least one aromatic vinyl compound and at least one conjugated diene compound onto which is grafted at least one molecular unit containing at least one dicarboxylic acid group or the derivative thereof; and (b) 99 through 1 parts by weight of a component B consisting essentially of at least one vinyl alcohol polymer.
Claim 34
Dependent Claim
50 words
A composition as claimed in claim 31, wherein the content of the molecular unit containing the dicarboxylic acid group or the derivative thereof in the modified block copolymer of the component A is 0.05 through 20 parts by weight, based on 100 parts by weight of the modified block copolymer.
Claim 35
Dependent Claim
24 words
A composition as claimed in claim 31, wherein the derivative of the dicarboxylic acid group of the component A is a dicarboxylic anhydride group.
Claim 36
Dependent Claim
47 words
A composition as claimed in claim 31, wherein the content of the aromatic vinyl compound in the block copolymer of the aromatic vinyl compound and the conjugated diene compound of the component A is 5 through 70% by weight, based on the weight of the block copolymer.
Claim 37
Dependent Claim
51 words
A composition as claimed in claim 31, wherein the content of the aromatic vinyl compound in the block copolymer of the aromatic vinyl compound and the conjugated diene compound of the component A is more that 70% by weight through 95% by weight, based on the weight of the block copolymer.
Claim 38
Dependent Claim
44 words
A composition as claimed in claim 31, wherein the modified block copolymer of the component A is derived from the reaction of the block copolymer of the aromatic vinyl compound and the conjugated diene compound with an unsaturated dicarboxylic acid or the derivative thereof.
Claim 39
Dependent Claim
45 words
A composition as claimed in claim 36, wherein the modified block copolymer of the component A is derived from the reaction of the block copolymer with an unsaturated dicarboxylic acid or the derivative thereof in a molten state in the absence of a free-radical initiator.
Claim 40
Dependent Claim
34 words
A composition as claimed in claim 37, wherein the unsaturated dicarboxylic acid or the derivative thereof is at least one member selected from the group consisting of maleic acid, fumaric acid and maleic anhydride.
Claim 41
Dependent Claim
20 words
A composition as claimed in claim 31, wherein the polyvinyl alcohols of the component B are saponified ethylene-vinyl acetate copolymers.
Claim 42
Dependent Claim
22 words
A composition as claimed in claim 39, wherein the vinyl acetate content of the ethylene-vinyl acetate copolymers is 0.5 through 80 mol%.
Claim 43
Dependent Claim
20 words
A composition as claimed in claim 39, wherein the saponification degree of the vinyl acetate is 10 through 100 mol%.
Claim 44
Dependent Claim
38 words
A composition as claimed in claim 31, wherein the composition comprises 1% by weight through less than 50% by weight of the component A and more than 50% by weight through 99% by weight of the component B.
Claim 45
Dependent Claim
30 words
A composition as claimed in claim 31, wherein the composition comprises 50 through 99% by weight of the component A and 1 through 50% by weight of the component B.
Claim 46
Dependent Claim
59 words
A composition as claimed in claim 31, wherein the composition further contains a component C consisting essentially of at least one member selected from the group consisting of styrene polymers and polyolefins, the content of the component C being 1 through 100 parts by weight based on 100 parts of the total amounts of the components A and B.
Claim 47
Dependent Claim
14 words
A composition as claimed in claim 31, wherein the composition is an adhesive composition.
Claim 48
Dependent Claim
84 words
A thermoplastic polymer composition comprising: (a) 1 through 99 parts by weight of a component A consisting essentially of a modified block copolymer, said modified block copolymer comprising a block copolymer of at least one aromatic vinyl compound and at least one conjugated diene compound onto which at least one molecular unit containing at least one dicarboxylic acid group or the derivative thereof is grafted; and (b) 99 through 1 parts by weight of a component B consisting essentially of at least one polyamide.
Claim 49
Dependent Claim
84 words
A thermoplastic polymer composition comprising: (a) 1 through 99 parts by weight of a component A consisting essentially of a modified block copolymer, said modified block copolymer comprising a block copolymer of at least one aromatic vinyl compound and at least one conjugated diene compound onto which at least one molecular unit containing at least one dicarboxylic acid group or the derivative thereof is grafted; and (b) 99 through 1 parts by weight of a component B consisting essentially of at least one polyamide.
Claim 50
Dependent Claim
47 words
A composition as claimed in claim 46, wherein the polyamide of the component B is at least one member selected from the group consisting of ring opening polymers of cyclic lactams, polycondensates of α-amino carbonic acids, polycondensates of dicarboxylic acids and diamines and copolymers of these monomers.
Claim 51
Dependent Claim
32 words
A composition as claimed in claim 46, wherein the polyamide of the component B is selected from the group consisting of poly (ε-caprolactam) (nylon-6), poly (hexamethyleneadipamide) and copolymers of ε-caprolactam and hexamethylene-∂dipamide.
Claim 52
Dependent Claim
14 words
A composition as claimed in claim 46, wherein the composition is an adhesive composition.
References Cited (Backward Citations)
US3845163A
Cited
US3549727A
Cited
US3880948A
Cited
US3972961A
Cited
US3976720A
Cited
US4017557A
Cited
US4292414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-01-30 | 1987-08-01 | 1988-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-01-30 | 1991-08-01 | 1992-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-01-30 | 1995-08-01 | 1996-01-31 | $7700.00 | Window Closed / Lapsed |