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JP2001049123A |
To provide a process for the production of a paving mixture capable of reducing the expense and having excellent quality. A mixture composed of properly compounded aggregate and stone powder, etc., and heated at 100-250°C is charged wit...
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JP2001049124A |
To obtain an asphalt modifying agent effective for improving the softening point, visco-elasticity, toughness, high-temperature viscosity, low- temperature flexibility, etc., from an aqueous emulsion dispersion containing a thermoplastic...
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JP2001049081A |
To obtain a reforming material which has an excellent solubility and dispersibility to asphalt and is granulatable by blending an epoxidized dien block copolymer, a foaming agent, a rubbery polymer and a syndiotactic 1,2-polybutadiene. O...
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JP3136297B2 |
PURPOSE: To obtain a powdered granular bituminous substance with the inherent composition and physical properties retained, by adding, while agitating, a liquid bituminous substance melted by heating to an aqueous solution of a protectiv...
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JP2001040227A |
To provide an asphalt-modifying agent which does not separate, even when stored for a long time, and can be consistent with other required characteristics in a high dimension, to provide a modified asphalt composition using the same, and...
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JP2001040099A |
To provide a method for producing an asphalt modifier capable of making the balance among prescribed properties other than the suppression of separation compatible on a high order without causing the separation even in long-term storage....
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JP2001040218A |
To provide a modified asphalt composition which is not separated, even when stored for a long time, and can be consistent with a balance with other required characteristics in a higher dimension. This modified asphalt composition courpri...
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JP2001031873A |
To obtain a modifier for an asphalt capable of forming a modified asphalt having a relatively low viscosity and an asphalt pavement having sufficient durability. This modifier is capable of enhancing the dynamic stability by addition the...
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JP3133378B2 |
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JP3130827B2 |
To produce a sufficiently stable granular material which permits dosing, scarcely causes dust, and has dispersibility comparable to those of powders heretofore used. This process for producing a briquetted and pressed granular material f...
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JP2001019852A |
To provide an asphalt composition which has further improved the binder properties of a modified asphalt, a high viscosity modified asphalt and the like which are used in the conventional premix system, an asphalt mixture using the aspha...
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JP3126965B1 |
To effectively take advantage of the thermal energy generated when pollutants contained in polluted soil are decomposed and removed and to provide an asphalt mixture that is chemically stable and environmentally safe at a low cost by uti...
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JP3126679B2 |
To provide a vinyl chloride plastisol composition which can form a coating film capable of revealing good chipping resistance and sufficient soundproof performance even with a single-layer structure. A vinyl chloride plastisol compositio...
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JP2001002926A |
To obtain an asphalt emulsifier composition which highly stably contains extremely fine particles, by using a specific nonionic surfactant as an emulsifier in a specified amount based on the asphalt.This asphalt emulsifier composition co...
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JP2000516969A |
The present invention provides a method of making storage-stable road paving binders by blending a minor amount of an unsaturated polymer (e.g., having at least one diene monomer) with a major amount of asphalt at an elevated temperature...
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JP2000516305A |
Asphalt/polymer fibers include, by weight, 30% to 85% polymeric material and 15% to 70% asphaltic material, where the polymeric material has a melt flow index of no more than about 35 grams/10 minutes. Preferably, the combination of poly...
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JP2000516288A |
The present invention provides a bituminous composition which comprises a bitumen component, less than 15% by weight of a block copolymer composition, based on total weight of block copolymer composition and bitumen component, and more t...
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JP3115499B2 |
PURPOSE: To obtain a cold-mixing asphalt compsn. excellent in pavement strength, durability, and water resistance by compounding an asphalt emulsion with a prepolymer which slowly resinifies in an aq. soln. CONSTITUTION: A formaldehyde c...
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JP2000328504A |
To block the adhesion of asphalt to construction worker's shoe soles and tires of a construction machine at the time of construction work in an upper layer, and ensure certain bonding power between a lower layer and the upper layer. A ta...
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JP3110754B2 |
A floor covering having a bitumen composition as a backing layer, such as carpet tiles, which bitumen composition comprises straight run bitumen and a mixture of high density and low density polyethylene polymers blended and dispersed in...
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JP3111279B1 |
[wrap up] [Task] Provided is an asphalt pavement mixture in which a crushed product of a synthetic resin molded product such as a used PET bottle, which has a low manufacturing cost and is 1.3 to 1.5 times stronger than a normal asphalt ...
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JP2000514860A |
Mineral fibre additives for enhancing the properties of bitumen are disclosed. A mineral fibre additive for fluxed bitumen is provided wherein the fibres are agglomerated into nodules before being added to the bitumen, and the additive c...
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JP3105997B2 |
PURPOSE: To economically obtain the subject new product low in carcinogen content and optical anisotropy by distilling coal-tar under normal pressure and subsequently distilling the distillation residue under specific conditions by using...
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JP3106212B2 |
The present invention relates to novel co-oligomers containing recurring units of the formulae (Ia) and (Ib) which have a molecular weight of e.g. from 1,000 to 5,000 and a (Ia):(Ib) ratio of e.g. 1:1, and in which R1 and R5 are e.g. N-(...
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JP2000304095A |
To manufacture an asphalt viscoelastic damper having a high breakage limit by adhering two support members relatively displaceable through an asphalt viscoelastic body to the asphalt viscoelastic body by use of an isocyanate group-contai...
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JP2000290507A |
To obtain a modifying agent excellent in homogeneous dispersibility with asphalt by including a specified amount of asphalt and modifying components each. A modifying agent for asphalt to manufacture modified asphalt by mixing it with as...
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JP2000273309A |
To obtain a paving material which can give a paved surface or an applied surface not suffering softening or elution otherwise occurring when its temperature rises and hardening otherwise occurring in a cold season and therefore made proo...
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JP2000265069A |
To provide an asphalt composition excellent in viscoelastic properties, abrasion resistance, peeling resistance, etc,, by compounding asphalt, a carbon filler obtained as soot in burning waste tires, and an aggregate, each in a specified...
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JP2000256563A |
To obtain the subject additive capable of reducing the viscosity of a modified asphalt at high temperatures without lowering its ignition point, suppressing segregation of a modified asphalt into asphalt and a modifier, and giving asphal...
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JP2000257011A |
To provide an asphalt pavement material, which has little fear to hurt an overturned person, allows babies and children to play on it without anxiety, gives little burden to legs, and is amiable to human bodies, by mixing wooden chips as...
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JP2000256562A |
To obtain the subject composition by including various kinds of aggregates, a bituminous material, an asphalt emulsion system, and a specific partially or completely neutralized product to effect high adhesion between the bituminous mate...
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JP3081929B2 |
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JP3082322B2 |
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JP3082163B2 |
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JP2000510898A |
Bitumen composition comprises bitumen component, less than 8 wt.% thermoplastic rubber and less than 5 wt.% of ethylene-vinyl acetate copolymer. The copolymer has vinyl acetate content of 20-35 wt.%. The preparation of the bitumen compos...
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JP2000230055A |
To provide a method of converting a pulverized elastomer to a smaller size by pulverization equipment. A method of pulverizing an elastomer to a smaller size optionally comprises dipping the elastomer in a first additive. This method com...
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JP2000510193A |
Granular asphalt compositions contain bitumen in an amount from about 45 % to about 80 % by wt. and crystalline and/or rigid polymer in an amount from about 15 % to about 50 % by wt., which composition has been stabilized or incorporated...
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JP2000219762A |
To obtain an asphalt composition improved in the ability to hold fine foams and workability by including an asphalt with a specified nitrogenous compound in a specified ratio. An asphalt (90-99.99 wt.%) such as straight asphalt containin...
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JP2000214859A |
To provide a vibration control and sound insulating material that has a good performance, is inexpensive and does not cause special environmental problems at waste disposal, by constituting it with a viscoelastic material, mineral partic...
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JP2000204262A |
To obtain an elastic mixture which can be easily applied by a conventional execution method and can be used for a long term by incorporating asphalt and a thermoplastic elastomer into the same. This mixture, used for the surface layer of...
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JP2000204375A |
To provide a method for producing a binder pitch having a high carbon yield while controlling a rise in softening point without adding a new process. In this method for producing a binder pitch by distilling a coal tar and thermally modi...
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JP3068079B1 |
[wrap up] [Task] In high-viscosity modified asphalt with a high mixing ratio of asphalt modifier, the phase separation between thermoplastic elastomer and asphalt can be suppressed by using an oil-based surfactant. In modified asphalt ma...
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JP3069121B2 |
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JP2000198935A |
To obtain an asphalt paving mixture being capable of being stored at ordinary temperature for a long term, being soft and capable of being laid at ordinary temperature and capable of being rapidly set by mixing an asphalt being a mixture...
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JP2000198936A |
To make it possible to find out a process for producing a polymer- modified asphalt for the production of which the storage of several components in a warehouse suffices and to satisfy the requirements for the qualities of a polymer-modi...
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JP2000186211A |
To obtain a paving asphalt which contains a specified asphalt having a specified molecular weight and obtained from solvent deasphalting and, when it becomes a used paving asphalt, especially, a waste paving asphalt and is then recycled ...
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JP2000169720A |
To obtain an asphalt mixture which can form a thin layer even in water and gives a diaphragm wall excellent in watertightness, flexibility, and durability by compounding a mineral aggregate, an elastic aggregate, asphalt, and a coupling ...
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JP2000169856A |
To provide a method for producing a synthetic asphalt from waste plastic materials efficiently in a low energy consumption.This method for producing a synthetic asphalt is to supply a mixture of waste plastic materials with a heavy oil s...
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JP2000169719A |
To obtain an asphalt emulsion which can ensure an enough aggregate mixing time and provides a slurry having a fluidity suitable for application by incorporating an amidoamine or its water-soluble salt, a nonionic surfactant, and a naphth...
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JP2000169718A |
To provide an additive for slurry seal or microsurfacing which can control the usable life or curing rate independent of conditions such as types and loads of asphalt emulsifiers and aggregates and atmospheric temperatures, and to provid...
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