CN1325567C - Colored asphalt composition and its preparation method - Google Patents
Colored asphalt composition and its preparation method Download PDFInfo
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- CN1325567C CN1325567C CNB2004100507722A CN200410050772A CN1325567C CN 1325567 C CN1325567 C CN 1325567C CN B2004100507722 A CNB2004100507722 A CN B2004100507722A CN 200410050772 A CN200410050772 A CN 200410050772A CN 1325567 C CN1325567 C CN 1325567C
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Abstract
The present invention discloses color asphalt composition for roads and a preparation method thereof. The composition is mainly composed of asphalt fluoride, a thermoplastic elastomer, refined extract oil of lubricating oil, and a vulcanizing agent. Because the color asphalt composition of the present invention adopts asphalt fluoride component with a good hydrophobic property, the color asphalt composition has good water-resistant infringement performance. The color of the color asphalt composition of the present invention is light tawny; the coloring is easy; the pigment dosage is less. In addition, color rod faces laid by the color asphalt composition of the present invention has good high-temperature stability performance, good low-temperature cracking resistance performance and good ageing resistance performance; the present invention can satisfy the standard (GB/T15180) of the petroleum asphalt of heavy traffic roads. The color asphalt composition has the advantages of low cost, simple processing technology and good quality.
Description
Technical field
The invention belongs to New Building Materials, relate to a kind of color asphalt composition and method of making the same, particularly relate to the color asphalt composition and method of making the same that a kind of colored road surface is used.
Background technology
What common pavement of road generally adopted is the dark asphalt road surface, and this kind road surface color is single, the tone obfuscation, and the officer is easy to cause eye strain in this kind road surface up train, jeopardizes traffic safety.Raising along with living standards of the people, people are also more and more higher to the requirement of urban road, the colored road surface technology has quietly entered in the construction of urban road, colored road surface is being used in special places such as special caution highway section, tessellated pavement, view road, square, stadium, parking lot gradually, so that city traffic management is orderly more, road environment is more and more beautiful.Its employed color asphalt has a lot of preparation methods.A kind of color asphalt and concrete thereof are disclosed as CN1123293A, this invention is formed by adopting ordinary road pitch to add pigment, dispersion agent and covering agent, the bituminous concrete of making by this color asphalt, though improved the performance of pitch itself, as softening temperature, index such as cold-resistant, wear-resisting, still, because the influence of the matrix pitch inherent colour that adopts, its light color effect is general, and the color kind is restricted.
CN1354204A discloses a kind of color asphalt and preparation method, its proposes bituminous matter after adopting underpressure distillation, enters the splitter column shunting, and adding resin material, titanium, pigment etc. then, to carry out high temperature synthetic, owing to deviate from bituminous matter, essence has not had complete pitch intension.And manufacture craft is more loaded down with trivial details.
CN1478955A discloses paving chromatic cementing agent and preparation method thereof, and its composition is made up of Resins, epoxy, Resins, epoxy dilution toughner, mineral dye, epoxy curing agent.Though better performances, cost is higher, in case after solidifying, can not reuse once more.
CN1478843A and CN1097014A disclose the road respectively with agglutinate and preparation method thereof, its essence is the coloured silk shop agglutinate that adopts polymkeric substance, petroleum resin and phase solvent etc. to form, and do not belong to the color asphalt category.And it manufactures the equipment complexity, and cost is higher.
Summary of the invention
At the deficiencies in the prior art, the present invention proposes a kind of building the road and uses the color asphalt composition and method of making the same.This color asphalt composition is with low cost, and machining process is simple, and is superior in quality.
Umber described in the present invention is parts by weight.
Of the present invention building the road used the color asphalt composition, comprises following component and content:
Fluoridize pitch 50-70 part,
Thermoplastic elastomer 1-6 part,
Oily 30-50 part is extracted in lube oil finishing out,
Vulcanizing agent 0.01-1.0 part.
Describedly fluoridize that fluorine content is 25wt%～50wt% in the pitch, penetration degree (25 ℃) 5～451/10mm, softening temperature is 70～150 ℃, color is faint yellow or Sandy.The described pitch of fluoridizing can adopt conventional method to make, and forms as directly being fluoridized by petroleum pitch and fluorine gas.
Described thermoplastic elastomer is the segmented copolymer that vinyl aromatic monomer and the aliphatic group polymerization that contains at least two unsaturation alkene form, optimization styrene-butadiene-styrene copolymer (SBS), and molecular weight is 10～300,000, is white product.
The boiling range scope that oil is extracted in described lube oil finishing out is 360-500 ℃.
Described vulcanizing agent is one or more the mixture in sulphur, sulfide and the sulfur donor, and described sulfur donor is one or more the mixture in poly sulfide and the thiuram compound.
Described building the road with the using method of color asphalt composition to before actual paving the way adds color dye as required, generally speaking, can add 40～60 parts.
Of the present invention building the road with color asphalt preparation of compositions process is: take by weighing reaction raw materials by proportional quantity, to fluoridize pitch, thermoplastic elastomer, vulcanizing agent adds in the reactor respectively, heating, under at least 100 ℃ of conditions, be generally 100～250 ℃, be preferably 120～220 ℃, above-mentioned several materials were mixed 0.5～24 hour in 4000 rev/mins～8000 rev/mins the mixing equipment with high-speed stirring speed, the thermoplastic elastic physical efficiency is distributed in other several materials equably, the particle diameter of the mixture that obtains is less than 10 μ m, preferably less than 6 μ m.Get final product discharging after whipping process is finished, cooling promptly makes this mixture finished product.
The described pitch of fluoridizing can adopt the preparation of following method: the petroleum pitch raw material is packed in the reactor, and heating is generally under 60～260 ℃ of conditions, feeds fluorine gas, reacts 0.5～24 hour, makes and fluoridizes pitch.The penetration degree of the petroleum pitch that is adopted (25 ℃) is 90～3001/10mm, and softening temperature is not more than 50 ℃.
Color asphalt composition of the present invention is a Sandy, also can add needed mineral dye in compound mix process, has both made the colored road surface compound, makes chromatic bitumen mixture with it, and painted easy, effective, amount of pigment is few.
Color asphalt composition of the present invention with the colored road surface of its making, has good high-temperature stability, low-temperature cracking-resistance and ageing-resistant performance because asphalt component is fluoridized in employing, can satisfy heavy traffic paving asphalt (GB/T15180) standard.In addition, fluoridizing asphalt surface can be extremely low, and the wetting angle of water is spent up to 145, has the good hydrophobic characteristic, and by the bituminous pavement of its making, anti-water enchroachment (invasion) evil performance is good.
Color asphalt composition cost of the present invention is low, and the course of processing is simple, adopts traditional emulsifying device can produce excellent quality, stable performance, color asphalt lucuriant in design, and is convenient to use.
Embodiment
Testing method of the present invention, penetration degree are to measure according to the GB/T4509 method, and softening temperature is to measure according to the GB/T4507 method, and ductility is to measure according to the GB/T4508 method.
Raw material used in the embodiment of the invention is as follows:
The penetration degree of petroleum pitch (25 ℃) is 2251/10mm, and softening temperature is 38 ℃;
Thermoplastic elastomer SBS's the place of production is Yueyang petroleum chemical plant, the molecular weight 150,000 of SBS;
The boiling range scope that oil is extracted in lube oil finishing out is 360-500 ℃;
Vulcanizing agent is commercially available sublimed sulphur, and huge chemical reagent factory produces.
Embodiment 1
Present embodiment is for fluoridizing the bituminous preparation, and concrete reaction conditions and product property see Table 1.
Table 1
| Fluoridize bitumen A | Fluoridize pitch B | Fluoridize pitch C | |
| Reaction conditions | |||
| Temperature, ℃ | 110 | 70 | 250 |
| Reaction times, hour | 12 | 18 | 8 |
| Product property | |||
| Fluorine content, wt% | 41 | 29 | 47 |
| Penetration degree, 1/10mm | 26 | 38 | 12 |
| Softening temperature, ℃ | 108 | 76 | 142 |
Embodiment 2
Present embodiment formulating colorful pitch, its proportioning is as follows:
Fluoridize 50 parts of bitumen A,
6 parts of thermoplastic elastomers,
44 parts of oil are extracted in lube oil finishing out,
0.03 part of sublimed sulphur.
Its preparation process is as follows:
Add the above-mentioned load weighted bitumen A, SBS, lube oil finishing of fluoridizing and extract oil and sublimed sulphur out in reactor, be heated to 135 ℃, agitator speed is 4000 rev/mins, stirs 2 hours, is cooled to room temperature then, the purpose product.The performance of products obtained therefrom sees Table 2.
The performance of table 2 color asphalt
| Project | Numerical value |
| Penetration degree (25 ℃, 100g, 5s), 1/10mm | 96 |
| Ductility (25 ℃, 5cm/min), cm | ＞100 |
| Ductility (15 ℃, 5cm/min), cm | ＞100 |
| Softening temperature (ring and ball method), ℃ | 59.4 |
As table 2, color asphalt softening temperature of the present invention is higher, ductility is higher, shows that its high and low temperature performance is all better.
Embodiment 3
Present embodiment formulating colorful pitch, its proportioning is as follows:
Fluoridize 60 parts of pitch B,
5 parts of thermoplastic elastomers,
35 parts of oil are extracted in lube oil finishing out,
0.03 part of sublimed sulphur.
Its preparation process is as follows:
In reactor, add above-mentionedly load weightedly fluoridize pitch B, SBS, oil and sublimed sulphur are extracted in lube oil finishing out, are heated to 175 ℃, agitator speed is 6000 rev/mins, stirs 40 minutes, is cooled to room temperature then, the purpose product.The performance of products obtained therefrom sees Table 3.
The performance of table 3 color asphalt
| Project | Numerical value |
| Penetration degree (25 ℃, 100g, 5s), 1/10mm | 78 |
| Ductility (25 ℃, 5cm/min), cm | ＞100 |
| Ductility (15 ℃, 5cm/min), cm | ＞100 |
| Softening temperature (ring and ball method), ℃ | 64.4 |
By table 3 as seen, color asphalt softening temperature of the present invention is higher, ductility is higher, satisfies the heavy traffic paving asphalt technical requirement fully, proves that it has good high and low temperature performance.
Embodiment 4
Present embodiment formulating colorful pitch, its proportioning is as follows:
Fluoridize 68 parts of pitch C,
4 parts of thermoplastic elastomers,
30 parts of oil are extracted in lube oil finishing out,
0.03 part of sublimed sulphur.
Its preparation process is as follows:
In reactor, add above-mentionedly load weightedly fluoridize pitch C, SBS, oil and sublimed sulphur are extracted in lube oil finishing out, are heated to 175 ℃, agitator speed is 8000 rev/mins, stirs 40 minutes, is cooled to room temperature then, the purpose product.The performance of products obtained therefrom sees Table 4.
The performance of table 4 color asphalt
| Project | Numerical value |
| Penetration degree (25 ℃, 100g, 5s), 1/10mm | 64 |
| Ductility (25 ℃, 5cm/min), cm | ＞100 |
| Ductility (15 ℃, 5cm/min), cm | ＞100 |
| Softening temperature (ring and ball method), ℃ | 68.4 |
By table 4 as seen, color asphalt softening temperature of the present invention is higher, ductility is higher, satisfies the heavy traffic paving asphalt technical requirement fully, proves that it has good high and low temperature performance.
Claims (10)
1, a kind of color asphalt composition is characterized in that comprising following component, in parts by weight:
Fluoridize pitch 50-70 part,
Thermoplastic elastomer 1-6 part,
Oily 30-50 part is extracted in lube oil finishing out,
Vulcanizing agent 0.01-1.0 part;
Describedly fluoridize that fluorine content is 25wt%～50wt% in the pitch.
2, according to the described color asphalt composition of claim 1, it is characterized in that described penetration of bitumens (25 ℃) 5～451/10mm that fluoridizes, softening temperature is 70～150 ℃.
3,, it is characterized in that the described bituminous color of fluoridizing is faint yellow or Sandy according to claim 1 or 2 described color asphalt compositions.
4,, it is characterized in that described thermoplastic elastomer is the styrene-butadiene-styrene multipolymer according to the described color asphalt composition of claim 1.
5,, it is characterized in that it is 360-500 ℃ that the boiling range scope of oil is extracted in described lube oil finishing out according to the described color asphalt composition of claim 1.
6,, it is characterized in that described vulcanizing agent is one or more a mixture of sulphur, sulfide and sulfur donor according to the described color asphalt composition of claim 1.
7, the arbitrary described color asphalt preparation of compositions method of a kind of claim 1～6, it is characterized in that adopting following process: at first will fluoridize pitch, thermoplastic elastomer, vulcanizing agent and add in the reactor respectively, heating, under at least 100 ℃ of conditions, above-mentioned several materials are mixed in high-speed mixing equipment, get final product discharging after whipping process is finished, cooling promptly makes the said composition finished product.
8, according to the described preparation method of claim 7, it is characterized in that the described pitch of fluoridizing is directly to be fluoridized by petroleum pitch and fluorine gas to form, the penetration degree of wherein used petroleum pitch is 90～3001/10mm, softening temperature is not more than 50 ℃.
9, according to the described preparation method of claim 8, it is characterized in that the described bituminous preparation condition of fluoridizing is: temperature of reaction is 60～260 ℃, 0.5～24 hour reaction times.
10, according to the described preparation method of claim 7, it is characterized in that described heating condition is 100～250 ℃, the revolution of described high-speed mixing equipment is 4000～8000 rev/mins, churning time is 0.5～24 hour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100507722A CN1325567C (en) | 2004-10-29 | 2004-10-29 | Colored asphalt composition and its preparation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100507722A CN1325567C (en) | 2004-10-29 | 2004-10-29 | Colored asphalt composition and its preparation method |
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| Publication Number | Publication Date |
|---|---|
| CN1765995A CN1765995A (en) | 2006-05-03 |
| CN1325567C true CN1325567C (en) | 2007-07-11 |
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| CNB2004100507722A Active CN1325567C (en) | 2004-10-29 | 2004-10-29 | Colored asphalt composition and its preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111607235A (en) * | 2019-02-25 | 2020-09-01 | 西北民族大学 | Ingredient of color asphalt and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1123293A (en) * | 1994-11-18 | 1996-05-29 | 陈子健 | Colour osphalt and concrete thereof |
| JPH09291219A (en) * | 1996-04-26 | 1997-11-11 | Mitsubishi Oil Co Ltd | Modified asphalt composition for water draining pavement |
| CN1354204A (en) * | 2001-12-12 | 2002-06-19 | 周英久 | Colour asphalt and its preparation method |
-
2004
- 2004-10-29 CN CNB2004100507722A patent/CN1325567C/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1123293A (en) * | 1994-11-18 | 1996-05-29 | 陈子健 | Colour osphalt and concrete thereof |
| JPH09291219A (en) * | 1996-04-26 | 1997-11-11 | Mitsubishi Oil Co Ltd | Modified asphalt composition for water draining pavement |
| CN1354204A (en) * | 2001-12-12 | 2002-06-19 | 周英久 | Colour asphalt and its preparation method |
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| Publication number | Publication date |
|---|---|
| CN1765995A (en) | 2006-05-03 |
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