Patent US4430465A successfully refreshed from Google Patents.
US4430465A
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Asphalt composition
Assignee: BP Corp North America Inc
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Filing: 1982-03-22
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Granted: 1984-02-07
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Expires: 2002-03-22
Abstract
Abstract An asphalt composition is made by mixing together asphalt, at least one alkadiene-vinylarene copolymer, a petroleum hydrocarbon resin and an amine-based antistripping agent. A fibrous mate can be coated with the above-described composition to produce an article useful for road repair applications and waterproofing purposes.
Inventors
- 👤 Clifford E. Abbott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:19
CPC Classifications
C; C08; C08L; C08L95/00; C04; C04B; C04B26/00; C04B26/02; C04B26/26; C08K; C08K5/00; C08K5/16; C08K5/17; C08L57/00; C08L57/02; C08L9/00; C08L9/06; D; D06; D06N; D06N5/00; C04B2111/00; C04B2111/00474; C04B2111/0075; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2861; Y10T442/291; Y10T442/2918; Y10T442/60; Y10T442/682
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
35 words
A composition comprising (a) asphalt, (b) at least one alkadiene-vinylarene copolymer, (c) at least one petroleum hydrocarbon resin, and (d) at least one antistripping agent; wherein said antistripping agent is a highly branched organic amine.
Claim 2
Dependent Claim
35 words
A composition comprising (a) asphalt, (b) at least one alkadiene-vinylarene copolymer, (c) at least one petroleum hydrocarbon resin, and (d) at least one antistripping agent; wherein said antistripping agent is a highly branched organic amine.
Claim 3
Dependent Claim
34 words
A composition in accordance with claim 1 wherein said antistripping agent is a member of the group consisting of aliphatic and cycloaliphatic organic amines ranging in molecular weight from about 200 to about 500.
Claim 4
Dependent Claim
81 words
A composition in accordance with claim 2 wherein said antistripping agent comprises a mixture of (i) a mixture of said aliphatic and cycloaliphatic branched organic amines and (ii) at least one member of the group consisting of alcohols, ethers and ketones; wherein the molecular weight of each of said alcohols, ethers and ketones is less than about 200; and wherein each of said alcohols, ethers and ketones contains a cycloalkyl group selected from the class consisting of cyclohexyl and cyclopentyl groups.
Claim 5
Dependent Claim
26 words
A composition in accordance with claim 3 wherein the molecular weight of said aliphatic and cycloaliphatic branched organic amines ranging from about 350 to about 400.
Claim 6
Dependent Claim
24 words
A composition in accordance with claim 1, 2, 3 or 4 wherein said petroleum hydrocarbon resin has been derived from 1,3-pentadiene and indene monomers.
Claim 7
Dependent Claim
34 words
A composition in accordance with claim 1, 2, 3 or 4 wherein said alkadiene-vinylarene copolymer is a thermoplastic 1,3-butadiene-styrene block copolymer having a bound styrene content of about 10 to about 50 weight percent.
Claim 8
Dependent Claim
20 words
A composition in accordance with claim 6 wherein said petroleum hydrocarbon resin has been derived from 1,3-pentadiene and indene monomers.
Claim 9
Dependent Claim
29 words
A composition in accordance with claim 7 wherein said composition further comprises an extender oil and a filler selected from the group consisting of silicates, carbonates and mineral aggregates.
Claim 10
Dependent Claim
85 words
A composition in accordance with claim 1 or 2 wherein the amount of (b) is within the range of about 5 to about 50 parts by weight per 100 parts by weight of (a); wherein the amount of (c) is within the range of about 1 to about 20 parts by weight per 100 parts by weight of (a); and wherein the amount of (d) is within the range of about 0.1 to about 5 parts by weight per 100 parts by weight of (a).
Claim 11
Dependent Claim
83 words
A composition in accordance with claim 7 wherein the amount of (b) is within the range of about 25 to about 35 parts by weight per 100 parts by weight of (a); wherein the amount of (c) is within the range of about 8 to about 12 parts by weight per 100 parts by weight of (a); and wherein the amount of (d) is within the range of about 0.4 to about 2 parts by weight per 100 parts by weight of (a).
Claim 12
Dependent Claim
41 words
An article of manufacture comprising a mat coated on at least one side with the composition of claim 1; wherein said mat is comprised of fibers selected from the group consisting of natural organic fibers, synthetic resin fibers and inorganic fibers.
Claim 13
Dependent Claim
66 words
An article of manufacture in accordance with claim 11 wherein said natural organic fibers are selected from the group consisting of wool fibers and cotton fibers; wherein said synthetic resin fibers are selected from the group consisting of polypropylene fibers, polyethylene fibers, polyester fibers and nylon fibers; and wherein said inorganic fibers are selected from the group consisting of glass fibers, carbon fibers and asbestos fibers.
Claim 14
Dependent Claim
21 words
An article of manufacture in accordance with claim 11 wherein said mat is a nonwoven needlepunched fabric comprised of polypropylene fibers.
Claim 15
Dependent Claim
34 words
An article of manufacture in accordance with claim 11 wherein the ratio of the weight of said composition to the weight of said mat is within the range of about 1:1 to about 30:1.
Claim 16
Dependent Claim
22 words
An article of manufacture in accordance with claim 14 wherein said ratio is within the range of about 5:1 to about 15:1.
Claim 17
Dependent Claim
57 words
An article of manufacture comprising a mat coated on at least one side with the composition of claim 7; wherein said mat is a nonwoven needlepunched fabric comprised of polypropylene fibers; and wherein the ratio of the weight of said composition to the weight of said mat is within the range of about 8:1 to about 10:1.
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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) | 1987-02-06 | 1987-08-08 | 1988-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-02-06 | 1991-08-08 | 1992-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-02-06 | 1995-08-08 | 1996-02-07 | $7700.00 | Window Closed / Lapsed |