JP2001247678A - Hybrid aggregate and manufacturing method therefor - Google Patents
Hybrid aggregate and manufacturing method thereforInfo
- Publication number
- JP2001247678A JP2001247678A JP2000395016A JP2000395016A JP2001247678A JP 2001247678 A JP2001247678 A JP 2001247678A JP 2000395016 A JP2000395016 A JP 2000395016A JP 2000395016 A JP2000395016 A JP 2000395016A JP 2001247678 A JP2001247678 A JP 2001247678A
- Authority
- JP
- Japan
- Prior art keywords
- aggregate
- rubber
- hybrid
- resin
- fine aggregate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 20
- 229920001971 elastomer Polymers 0.000 claims abstract description 100
- 239000000843 powder Substances 0.000 claims abstract description 53
- 229920005989 resin Polymers 0.000 claims abstract description 38
- 239000011347 resin Substances 0.000 claims abstract description 38
- 239000002245 particle Substances 0.000 claims abstract description 19
- 150000001875 compounds Chemical class 0.000 claims abstract description 16
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 13
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 239000004840 adhesive resin Substances 0.000 claims description 34
- 229920006223 adhesive resin Polymers 0.000 claims description 34
- 238000004381 surface treatment Methods 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000010298 pulverizing process Methods 0.000 claims description 4
- 239000002699 waste material Substances 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 2
- 238000007598 dipping method Methods 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 230000004523 agglutinating effect Effects 0.000 claims 1
- 238000005520 cutting process Methods 0.000 claims 1
- 239000003085 diluting agent Substances 0.000 abstract description 9
- 239000002904 solvent Substances 0.000 abstract description 8
- 239000000126 substance Substances 0.000 abstract description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 4
- 230000000704 physical effect Effects 0.000 abstract description 4
- 239000006087 Silane Coupling Agent Substances 0.000 abstract description 3
- 229910052736 halogen Inorganic materials 0.000 abstract description 3
- 150000002367 halogens Chemical class 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 3
- 150000007522 mineralic acids Chemical class 0.000 abstract description 3
- 150000007524 organic acids Chemical class 0.000 abstract description 3
- 239000011162 core material Substances 0.000 abstract description 2
- 239000000853 adhesive Substances 0.000 abstract 2
- 230000001070 adhesive effect Effects 0.000 abstract 2
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 9
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000012756 surface treatment agent Substances 0.000 description 6
- 238000007792 addition Methods 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 4
- 239000005011 phenolic resin Substances 0.000 description 4
- 229920000647 polyepoxide Polymers 0.000 description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 3
- 239000002969 artificial stone Substances 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 125000000524 functional group Chemical group 0.000 description 3
- 229920006122 polyamide resin Polymers 0.000 description 3
- 229920001225 polyester resin Polymers 0.000 description 3
- 239000004645 polyester resin Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- 239000010920 waste tyre Substances 0.000 description 3
- 239000008096 xylene Substances 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000020234 walnut Nutrition 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 241000758791 Juglandaceae Species 0.000 description 1
- 241000758789 Juglans Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、ハイブリッド骨
材（複合型骨材）及びその製造方法に係わり、更に詳し
くはゴム弾性を有した様々な形態、物理的特性、化学的
特性及び機能性を有したハイブリッド骨材及びその製造
方法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hybrid aggregate (composite aggregate) and a method for producing the same, and more particularly, to various forms having rubber elasticity, physical properties, chemical properties and functionality. The present invention relates to a hybrid aggregate having the same and a method for producing the same.
【０００２】[0002]
【従来の技術】従来、廃タイヤ等の弾性を有するゴム配
合物を粉砕した粉末ゴムは、土木・建築分野をはじめと
してさまざまな形態で産業界で利用されている。2. Description of the Related Art Conventionally, powder rubber obtained by pulverizing a rubber compound having elasticity such as waste tires has been used in various forms in the industry, including the civil engineering and construction fields.
【０００３】[0003]
【発明が解決しようとする課題】その中でも、粉末ゴム
を様々な樹脂バインダー（接着用樹脂）で固化して製造
物を成すものが一般的に多く、樹脂バインダーは、極
性、非極性のもの、熱硬化性樹脂、熱可塑性樹脂のも
の、有機系・無機系のもの等、多種多様に及んでいる。Among them, in many cases, powder rubber is solidified with various resin binders (adhesive resins) to form a product, and the resin binder is polar or non-polar. There is a wide variety such as thermosetting resins, thermoplastic resins, organic and inorganic resins, and the like.
【０００４】このような製造物の大半は、粉末ゴムとバ
インダーとの接着が重要な因子となり、粉末ゴムに種々
な表面処理を工夫して対応しているのが一般的である。[0004] In most of such products, adhesion between the powder rubber and the binder is an important factor, and the powder rubber is generally treated by devising various surface treatments.
【０００５】この発明の目的は、各種芯材のゴム弾性、
各種微細骨材の形状、物理特性、化学的特性及び機能性
を合わせ持ったハイブリッド骨材及びその製造方法を提
供することにある。An object of the present invention is to provide rubber elasticity of various core materials,
An object of the present invention is to provide a hybrid aggregate having various shapes, physical characteristics, chemical characteristics and functionalities of various fine aggregates, and a method for producing the same.
【０００６】[0006]
【課題を解決するための手段】この発明は上記目的を達
成するため、この発明のハイブリッド骨材は、弾性を有
するゴム配合物から成る粉末ゴムの表面に、剛性または
弾性を有する微細骨材を接着用樹脂を介して添着させて
構成したことを要旨とするものである。In order to achieve the above objects, the present invention provides a hybrid aggregate comprising a rigid or elastic fine aggregate on a surface of powder rubber made of an elastic rubber compound. The gist of the invention is that it is configured to be adhered via an adhesive resin.
【０００７】また、この発明のハイブリッド骨材の第一
の製造方法としては、粉末ゴムを攪拌しながら、該粉末
ゴムの表面に熱可塑性樹脂または熱硬化性樹脂から成る
接着用樹脂をコートし、この接着用樹脂をコートした粉
末ゴムの表面に無機系微細骨材または有機系微細骨材か
ら成る微細骨材を添着することを要旨とするものであ
る。In a first method for producing a hybrid aggregate according to the present invention, a powdery rubber is coated with a bonding resin made of a thermoplastic resin or a thermosetting resin while stirring the powdered rubber. The gist of the present invention is to attach a fine aggregate made of an inorganic fine aggregate or an organic fine aggregate to the surface of the powder rubber coated with the adhesive resin.
【０００８】また、この発明のハイブリッド骨材の第二
の製造方法としては、無機系微細骨材または有機系微細
骨材から成る微細骨材と粉末ゴムとの少なくとも一方に
表面処理剤を添加・混合して表面処理し、粉末ゴムの表
面に熱可塑性樹脂または熱硬化性樹脂から成る接着用樹
脂をコートし、この接着用樹脂をコートした前記粉末ゴ
ムの表面に微細骨材を添着することを要旨とするもので
ある。In a second method for producing a hybrid aggregate according to the present invention, a surface treatment agent is added to at least one of a fine aggregate made of an inorganic fine aggregate or an organic fine aggregate and powdered rubber. Mixing and surface treatment, coating the surface of the powder rubber with an adhesive resin made of a thermoplastic resin or a thermosetting resin, and applying a fine aggregate to the surface of the powder rubber coated with the adhesive resin. It is an abstract.
【０００９】この発明は、上記のように構成され、粉末
ゴムの表面全体に、微細骨材を接着用樹脂を介して添着
させて構成することで、ゴム弾性を有した様々な形態、
物理的特性（例えば、剛性、弾性、耐摩耗性等）、化学
的特性（例えば、表面濡れ性、官能基付与等）及び機能
性（例えば、導電性，磁性等）を有したハイブリッド骨
材とすることが出来るものである。According to the present invention, various forms having rubber elasticity are provided by adhering a fine aggregate to the entire surface of the powdered rubber via an adhesive resin.
A hybrid aggregate having physical properties (eg, stiffness, elasticity, wear resistance, etc.), chemical properties (eg, surface wettability, functional group addition, etc.) and functionality (eg, conductivity, magnetism, etc.) It is something that can be done.
【００１０】[0010]
【発明の実施の形態】以下、添付図面に基づき、この発
明の実施形態を説明する。Embodiments of the present invention will be described below with reference to the accompanying drawings.
【００１１】図１は、この発明を実施したハイブリッド
骨材１の一部断面図を示し、弾性を有するゴム配合物か
ら成る粉末ゴム２（ゴム粒子）の表面に、溶剤、液状ゴ
ム溶液、ハロゲン含有化合物、無機酸、有機酸等の表面
処理剤３で表面処理を施した後、この表面処理をした粉
末ゴム２の表面に熱硬化性樹脂（例えば、エポキシ樹
脂、ウレタン樹脂、ポリエステル樹脂、フェノール樹
脂）または熱可塑性樹脂（例えば、ウレタン樹脂、ポリ
アミド樹脂）またはそれらの配合物（顔料，着色材，添
加剤等を配合したもの）と、場合によっては溶剤（酢酸
エチル，トルエン，キシレン等）、反応性希釈剤，非反
応性希釈剤等の希釈剤とを配合した接着用樹脂４をコー
トする。FIG. 1 is a partial cross-sectional view of a hybrid aggregate 1 embodying the present invention, in which a solvent, a liquid rubber solution, and a halogen are applied to the surface of a powder rubber 2 (rubber particles) made of an elastic rubber compound. After a surface treatment with a surface treating agent 3 such as a compound-containing compound, an inorganic acid, an organic acid, or the like, a thermosetting resin (for example, an epoxy resin, a urethane resin, a polyester resin, a phenol resin) is applied to the surface of the surface-treated powder rubber 2. Resin) or a thermoplastic resin (for example, urethane resin, polyamide resin) or a compound thereof (comprising a pigment, a coloring material, an additive, etc.) and, in some cases, a solvent (ethyl acetate, toluene, xylene, etc.), The adhesive resin 4 mixed with a diluent such as a reactive diluent and a non-reactive diluent is coated.
【００１２】そして、このように接着用樹脂４をコート
した粉末ゴム２を、シランカップリング剤溶液等の表面
処理剤５で表面処理したアルミニウム粉末等の剛性また
は弾性を有する微細骨材６の中に少量ずつ投入して粉末
ゴム２の表面に微細骨材６を添着させてハイブリッド骨
材を製造するものである。The powdered rubber 2 coated with the adhesive resin 4 is mixed with a rigid or elastic fine aggregate 6 such as an aluminum powder surface-treated with a surface treatment agent 5 such as a silane coupling agent solution. The hybrid aggregate is manufactured by adding the fine aggregate 6 to the surface of the powder rubber 2 little by little.
【００１３】また、接着用樹脂４の量は、粉末ゴム２及
び後述する微細骨材６の粒径によって異なるが、少ない
と微細骨材６の剥落が起こり、多いと微細骨材６が接着
用樹脂４中に埋没し、凹凸がなくなるので、微細骨材６
の頂部が接着樹脂層から僅かに突出し、かつ微細骨材６
の粒径の５〜９５％が接着用樹脂４に埋没するのが好ま
しい。The amount of the adhesive resin 4 varies depending on the particle size of the powdered rubber 2 and the fine aggregate 6 described later. If the amount is small, the fine aggregate 6 will peel off. It is buried in the resin 4 and has no irregularities.
Are slightly projected from the adhesive resin layer and the fine aggregate 6
It is preferable that 5 to 95% of the particle size of
【００１４】前記接着用樹脂４を粉末ゴム２の表面にコ
ートする方法としては、表面処理済み粉末ゴム２を混合
攪拌しながら、接着用樹脂４を少量ずつ滴下して表面処
理済み粉末ゴムの表面に接着用樹脂４をコートする方
法、または表面処理済み粉末ゴムを接着用樹脂４中にデ
ィッピングした後、直ちに取り出して表面処理済み粉末
ゴムの表面に接着用樹脂４をコートする方法等がある。As a method of coating the surface of the powdered rubber 2 with the bonding resin 4, the bonding resin 4 is dropped little by little while mixing and stirring the surface-treated powdered rubber 2. Or a method in which the surface-treated powder rubber is dipped into the bonding resin 4 and then immediately taken out, and the surface of the surface-treated powder rubber is coated with the bonding resin 4.
【００１５】なお、前記粉末ゴム２とは、この発明の実
施形態では、弾性を有するゴム配合物（廃タイヤ等の廃
品を含む）の粉砕品や、ゴム配合物を成型、または成型
及び粉砕、切断したもので、粒径には特に限定されない
が、土木・建築等の分野では、一般に平均粒径が、0.5
〜40.0mmのものを使用している。In the embodiment of the present invention, the powder rubber 2 refers to a pulverized product of an elastic rubber compound (including waste tires and the like) or a rubber compound, or molding and pulverizing. Although it is cut, the particle size is not particularly limited, but in the fields of civil engineering and construction, the average particle size is generally 0.5%.
~ 40.0mm is used.
【００１６】また、粉末ゴム２の形態としては、平均粒
径0.3 〜50mmの粒状形状、平均最大長さが0.3 〜50mmの
両端が突出した長楕円形状、平均最大長さが0.3 〜50mm
の紐形状、平均粒径0.3 〜50mmの多面体または曲面体か
ら成る定型形状等があり、これらの何れか一つ、あるい
はこれらを組み合わせたものを使用することが可能であ
る。The form of the powder rubber 2 is a granular shape having an average particle size of 0.3 to 50 mm, an oblong shape having both ends protruding at an average maximum length of 0.3 to 50 mm, and an average maximum length of 0.3 to 50 mm.
And a fixed shape composed of a polyhedron or a curved body having an average particle diameter of 0.3 to 50 mm, and any one of these or a combination thereof can be used.
【００１７】また、前記微細骨材６とは、剛性または弾
性を有する無機系微細骨材または／及び有機系微細骨材
であり、微細骨材の平均粒径または平均最大長さは、５
μm〜５mmであるが、粒径及び長さには特に限定されな
い。The fine aggregate 6 is an inorganic fine aggregate and / or an organic fine aggregate having rigidity or elasticity, and the average particle size or the average maximum length of the fine aggregate is 5 or more.
It is from μm to 5 mm, but the particle size and length are not particularly limited.
【００１８】前記無機系微細骨材は、人工石、自然石、
硅砂、自然石の破砕物、人工石の破砕物等からなり、ま
た前記有機系微細骨材は、廃タイヤ等の粉砕ゴム、各種
樹脂製廃品の粉砕品、樹脂チップ，フィラー，木片，ク
ルミ等の植物系チップ等から成る。The inorganic fine aggregate may be artificial stone, natural stone,
It consists of crushed silica sand, crushed natural stone, crushed artificial stone, etc. The organic fine aggregate is crushed rubber such as waste tires, crushed products of various resin waste products, resin chips, fillers, wood chips, walnuts, etc. Of plant chips.
【００１９】また、前記無機系微細骨材または有機系微
細骨材に、各種機能性（導電性，磁性等）を付与させる
場合は、例えば、金属，金属酸化物またはカーボンブラ
ック等の導電性を有する無機系微細骨材または有機系微
細骨材の平均粒径は、１０nm〜５μm が適切である。When imparting various functionalities (conductivity, magnetism, etc.) to the inorganic or organic micro-aggregate, for example, the conductivity of metal, metal oxide, carbon black or the like may be reduced. The average particle size of the inorganic fine particles or the organic fine particles is preferably 10 nm to 5 μm.
【００２０】前記微細骨材６の表面処理及びコーティン
グ方法としては、無機系微細骨材（硅砂、自然石の破砕
物、人工石の破砕物等）の場合には、カップリング剤
（シラン系、チタネート系等）の乾式、湿式処理等を行
い、有機系微細骨材（粒状ゴム：タイヤ、コンベヤベル
ト等の廃棄ゴム製品を破砕機で粉砕した物、両端が突出
した長楕円形状ゴム：タイヤ等の廃棄ゴム製品を特殊装
置で削った物、その他：ウレタン、アクリル、ポリエス
テル等の樹脂チップ、木片、クルミ殻等の植物系材料の
チップ、樹脂中空フィラー等）の場合には、骨材表面の
化学的処理（官能基付与）、物理的処理（表面酸化、表
面溶解）または濡れ性の改良（溶剤洗浄，樹脂コーティ
ング）等を行う。As the surface treatment and coating method of the fine aggregate 6, in the case of inorganic fine aggregate (silica sand, crushed natural stone, crushed artificial stone, etc.), a coupling agent (silane, Dry or wet treatment of titanate, etc.), and organic fine aggregate (granular rubber: tires, conveyor belts and other waste rubber products crushed by a crusher, oblong rubber with both ends protruding: tires, etc. Waste rubber products shaved by special equipment, other: resin chips of urethane, acrylic, polyester, etc., chips of plant materials such as wood chips, walnut shells, resin hollow fillers, etc.) Chemical treatment (functionalization), physical treatment (surface oxidation, surface dissolution) or improvement of wettability (solvent washing, resin coating), etc. are performed.
【００２１】次に、この発明の第一のハイブリッド骨材
１の製造方法を説明する。Next, a method for producing the first hybrid aggregate 1 of the present invention will be described.
【００２２】図２の製造工程図を参照しながら説明す
る。A description will be given with reference to the manufacturing process diagram of FIG.
【００２３】先ず、ゴム配合物から成る粉末ゴム２（ゴ
ム粒子）を攪拌しながら、その表面に、熱硬化性樹脂
（例えば、エポキシ樹脂、ウレタン樹脂、ポリエステル
樹脂、フェノール樹脂）または熱可塑性樹脂（例えば、
ウレタン樹脂、ポリアミド樹脂）、またはそれらの配合
物と、場合によっては溶剤（例えば、酢酸エチル，トル
エン，キシレン）、反応性希釈剤、非反応性希釈剤等の
希釈剤とを配合した接着用樹脂４をコートする。First, a thermosetting resin (for example, an epoxy resin, a urethane resin, a polyester resin, a phenol resin) or a thermoplastic resin (a thermoplastic resin (eg, an epoxy resin, a urethane resin, a phenol resin)) is applied to the surface of a powder rubber 2 (rubber particles) composed of a rubber compound while stirring. For example,
Adhesive resin containing urethane resin, polyamide resin), or a mixture thereof, and optionally a solvent (eg, ethyl acetate, toluene, xylene), a reactive diluent, a non-reactive diluent, or the like. Coat 4.
【００２４】前記接着用樹脂４をコートした粉末ゴム２
の表面に、無機系微細骨材または有機系微細骨材から成
る微細骨材６（この実施形態ではアルミニウム粉末）を
添着することによりハイブリッド骨材を製造するもので
ある。The powder rubber 2 coated with the bonding resin 4
A hybrid aggregate is manufactured by adhering a fine aggregate 6 (in this embodiment, aluminum powder) made of an inorganic fine aggregate or an organic fine aggregate to the surface of the hybrid aggregate.
【００２５】以上のように、粉末ゴム２の表面全体に、
微細骨材６を接着用樹脂４を介して添着させて構成する
ことで、ゴム弾性を有した様々な形態、物理的特性（例
えば、剛性、弾性、耐摩耗性等）及び機能性（例えば、
導電性等）を有したハイブリッド骨材とすることが出来
るものである。As described above, the entire surface of the powder rubber 2
By configuring the fine aggregate 6 by attaching the fine aggregate 6 via the adhesive resin 4, various forms having rubber elasticity, physical characteristics (for example, rigidity, elasticity, wear resistance, etc.) and functionalities (for example,
Hybrid aggregate having electrical conductivity or the like).
【００２６】次に、この発明の第二のハイブリッド骨材
１の製造方法の実施形態を図２の製造工程図を参照しな
がら説明する。Next, an embodiment of the method for producing the second hybrid aggregate 1 of the present invention will be described with reference to the production process diagram of FIG.
【００２７】先ず、無機系微細骨材または有機系微細骨
材から成る微細骨材６（この実施形態ではアルミニウム
粉末）にシランカップリング剤溶液等の表面処理剤５を
添加・混合して表面処理する（ステップＡ）。First, a surface treatment agent 5 such as a silane coupling agent solution is added and mixed to a fine aggregate 6 (aluminum powder in this embodiment) made of an inorganic or organic fine aggregate. (Step A).
【００２８】一方、ゴム配合物から成る粉末ゴム２（ゴ
ム粒子）の表面に、溶剤、液状ゴム溶液、ハロゲン含有
化合物、無機酸、有機酸等の表面処理剤３で表面処理し
（ステップＢ）、この表面処理をした粉末ゴム２の表面
に、熱硬化性樹脂（例えば、エポキシ樹脂、ウレタン樹
脂、ポリエステル樹脂、フェノール樹脂）または熱可塑
性樹脂（例えば、ウレタン樹脂、ポリアミド樹脂）、ま
たはそれらの配合物と、場合によっては溶剤（例えば、
酢酸エチル，トルエン，キシレン）、反応性希釈剤、非
反応性希釈剤等の希釈剤とを配合した接着用樹脂４をコ
ートする（ステップＣ，Ｄ）。On the other hand, the surface of powder rubber 2 (rubber particles) made of a rubber compound is surface-treated with a surface treating agent 3 such as a solvent, a liquid rubber solution, a halogen-containing compound, an inorganic acid, or an organic acid (Step B). A thermosetting resin (for example, an epoxy resin, a urethane resin, a polyester resin, or a phenol resin) or a thermoplastic resin (for example, a urethane resin or a polyamide resin), or a combination thereof is formed on the surface of the powder rubber 2 having been subjected to the surface treatment. And optionally a solvent (eg,
The adhesive resin 4 containing a diluent such as ethyl acetate, toluene, xylene), a reactive diluent, or a non-reactive diluent is coated (Steps C and D).
【００２９】前記接着用樹脂４をコートする方法として
は、上述したように、表面処理済み粉末ゴム２を攪拌し
ながら、接着用樹脂４を少量ずつ滴下して粉末ゴム２の
表面に接着用樹脂４をコートしたり、または表面処理済
み粉末ゴム２を接着用樹脂４中にディッピングした後、
直ちに取り出して粉末ゴム２の表面に接着用樹脂４をコ
ートする。As described above, the adhesive resin 4 is coated by dropping the adhesive resin 4 little by little while stirring the surface-treated powder rubber 2 as described above. After coating 4 or dipping the surface-treated powder rubber 2 into the bonding resin 4,
It is immediately taken out and the surface of the powder rubber 2 is coated with an adhesive resin 4.
【００３０】そして、接着用樹脂４をコートした前記粉
末ゴム２を、前記微細骨材６中に少量ずつ投入して粒状
ゴム２の表面に微細骨材６を添着することによりハイブ
リッド骨材を製造するものである（ステップＥ）。Then, the powder rubber 2 coated with the adhesive resin 4 is poured into the fine aggregate 6 little by little, and the fine aggregate 6 is attached to the surface of the granular rubber 2 to produce a hybrid aggregate. (Step E).
【００３１】以上のように、上記第１の製造方法の発明
と同様に、ゴム弾性を有した様々な形態、物理的特性
（例えば、剛性、弾性、耐摩耗性等）及び機能性（例え
ば、導電性等）に加え、微細骨材６と粉末ゴム２との少
なくとも一方に表面処理を施すことで化学的特性（例え
ば、表面濡れ性、官能基付与等）を有したハイブリッド
骨材とすることが出来る。As described above, similarly to the invention of the first manufacturing method, various forms having rubber elasticity, physical characteristics (for example, rigidity, elasticity, wear resistance, etc.) and functionalities (for example, A hybrid aggregate having chemical properties (eg, surface wettability, functional group addition, etc.) by subjecting at least one of the fine aggregate 6 and the powdered rubber 2 to surface treatment in addition to electrical conductivity. Can be done.
【００３２】なお、ハイブリッド骨材１の製造方法にお
いて、上記のような方法の他、無機系微細骨材または有
機系微細骨材から成る微細骨材６と粉末ゴム２との少な
くとも一方に表面処理剤を添加・混合して表面処理した
ものを使用することも可能である。In the method for producing the hybrid aggregate 1, in addition to the above-described method, at least one of the fine aggregate 6 made of an inorganic fine aggregate or an organic fine aggregate and the powder rubber 2 is subjected to a surface treatment. It is also possible to use those which have been surface-treated by adding and mixing agents.
【００３３】[0033]
【発明の効果】この発明は、上記のように弾性を有する
ゴム配合物から成る粉末ゴムの表面に、剛性または弾性
を有する微細骨材を接着用樹脂を介して添着させて構成
し、そしてハイブリッド骨材の製造方法としては、粉末
ゴムを攪拌しながら、該粉末ゴムの表面に熱可塑性樹脂
または熱硬化性樹脂から成る接着用樹脂をコートし、こ
の接着用樹脂をコートした粉末ゴムの表面に無機系微細
骨材または有機系微細骨材から成る微細骨材を添着する
か、または無機系微細骨材または有機系微細骨材から成
る微細骨材と粉末ゴムとの少なくとも一方に表面処理剤
を添加・混合して表面処理し、粉末ゴムの表面に熱可塑
性樹脂または熱硬化性樹脂から成る接着用樹脂をコート
し、この接着用樹脂をコートした前記粉末ゴムの表面に
微細骨材を添着するさせるようにすることで、ゴム弾性
を有した様々な形態、剛性、弾性、耐摩耗性等の物理的
特性、表面濡れ性、官能基付与等の化学的特性及び導電
性等の機能性を有した複合型の骨材とすることが出来る
効果がある。According to the present invention, a rigid or elastic fine aggregate is attached to the surface of a powder rubber comprising a rubber compound having elasticity as described above via an adhesive resin, and the hybrid As a method for producing the aggregate, the powder rubber is coated with an adhesive resin made of a thermoplastic resin or a thermosetting resin while stirring the powder rubber, and the surface of the powder rubber coated with the adhesive resin is coated on the surface of the powder rubber. A fine aggregate consisting of an inorganic fine aggregate or an organic fine aggregate is attached, or a surface treatment agent is applied to at least one of the fine aggregate consisting of an inorganic fine aggregate or an organic fine aggregate and powdered rubber. Addition, mixing, and surface treatment are performed, and the surface of the powder rubber is coated with an adhesive resin made of a thermoplastic resin or a thermosetting resin, and a fine aggregate is attached to the surface of the powder rubber coated with the adhesive resin. By doing so, it has various properties with rubber elasticity, physical properties such as rigidity, elasticity, abrasion resistance, chemical properties such as surface wettability, functional group addition, and functionality such as conductivity. There is an effect that a composite type aggregate can be obtained.
【図１】この発明を実施したハイブリッド骨材の一部断
面図である。FIG. 1 is a partial cross-sectional view of a hybrid aggregate embodying the present invention.
【図２】この発明の第二のハイブリッド骨材の製造工程
を示す説明図である。FIG. 2 is an explanatory view showing a manufacturing process of a second hybrid aggregate of the present invention.
１ ハイブリッド骨材 ２ 粉末ゴム（ゴム粒
子） ３ 表面処理剤 ４ 接着用樹脂 ５ 表面処理剤 ６ 微細骨材DESCRIPTION OF SYMBOLS 1 Hybrid aggregate 2 Powder rubber (rubber particle) 3 Surface treatment agent 4 Adhesive resin 5 Surface treatment agent 6 Fine aggregate
Claims (19)
ムの表面に、剛性または弾性を有する微細骨材を接着用
樹脂を介して添着させて成るハイブリッド骨材。1. A hybrid aggregate obtained by adhering rigid or elastic fine aggregate to the surface of powder rubber made of an elastic rubber compound via an adhesive resin.
た後、接着用樹脂を介して微細骨材を添着させた請求項
１に記載のハイブリッド骨材。2. The hybrid aggregate according to claim 1, wherein the surface of the powder rubber is subjected to a surface treatment, and then a fine aggregate is attached via an adhesive resin.
品を粉砕したものを使用する請求項１または２に記載の
ハイブリッド骨材。3. The hybrid aggregate according to claim 1, wherein the powder rubber is obtained by pulverizing a waste product composed of a rubber compound.
たは成型及び粉砕、切断したものから成る請求項１また
は２に記載のハイブリッド骨材。4. The hybrid aggregate according to claim 1, wherein the powder rubber is formed by molding, or molding, pulverizing, and cutting a rubber compound.
粒状形状、平均最大長さが0.3 〜50mmの両端が突出した
長楕円形状、平均最大長さが0.3 〜50mmの紐形状、平均
粒径0.3 〜50mmの多面体または曲面体から成る定型形
状、の何れか一つ、あるいはこれらを組み合わせたもの
を使用する請求項１，２，３または４に記載のハイブリ
ッド骨材。5. The powder rubber has a granular shape with an average particle size of 0.3 to 50 mm, an oblong shape with both ends protruding with an average maximum length of 0.3 to 50 mm, a string shape with an average maximum length of 0.3 to 50 mm, an average 5. The hybrid aggregate according to claim 1, 2, 3 or 4, wherein one of a fixed shape comprising a polyhedron or a curved surface having a particle size of 0.3 to 50 mm, or a combination thereof is used.
る無機系微細骨材または／及び有機系微細骨材である請
求項１，２，３，４または５に記載のハイブリッド骨
材。6. The hybrid aggregate according to claim 1, wherein the fine aggregate is an inorganic fine aggregate and / or an organic fine aggregate having rigidity or elasticity.
長さが、５μm 〜５mmである請求項１，２，３，４，５
または６に記載のハイブリッド骨材。7. An average particle size or an average maximum length of the fine aggregate is 5 μm to 5 mm.
Or the hybrid aggregate according to 6.
酸化物から成る導電性を有する骨材であり、前記有機系
微細骨材が、カーボンブラックから成る導電性を有する
骨材である請求項６または７に記載のハイブリッド骨
材。8. The conductive inorganic aggregate comprising a metal or a metal oxide, wherein the inorganic fine aggregate is a conductive aggregate comprising carbon black. Item 8. The hybrid aggregate according to item 6 or 7.
材の平均粒径が、１０ｎm 〜５μm である導電性を有す
る骨材である請求項８に記載のハイブリッド骨材。9. The hybrid aggregate according to claim 8, wherein the inorganic or organic fine aggregate is a conductive aggregate having an average particle size of 10 nm to 5 μm.
／またはコーティングを施した請求項１，２，３，４，
５，６，７，８または９に記載のハイブリッド骨材。10. A surface treatment and / or coating on the surface of the fine aggregate.
10. The hybrid aggregate according to 5, 6, 7, 8 or 9.
硬化性樹脂またはそれらの配合物である請求項１，２，
３，４，５，６，７，８，９または１０に記載のハイブ
リッド骨材。11. The adhesive resin according to claim 1, wherein the adhesive resin is a thermoplastic resin, a thermosetting resin, or a mixture thereof.
The hybrid aggregate according to 3, 4, 5, 6, 7, 8, 9, or 10.
ら突出している請求項１，２，３，４，５，６，７，
８，９，１０または１１に記載のハイブリッド骨材。12. The method according to claim 1, wherein the top of said fine aggregate protrudes from the adhesive resin layer.
The hybrid aggregate according to 8, 9, 10 or 11.
着用樹脂層に埋没している請求項１，２，３，４，５，
６，７，８，９，１０，１１または１２に記載のハイブ
リッド骨材。13. The method according to claim 1, wherein 5 to 95% of the particle size of the fine aggregate is buried in the adhesive resin layer.
The hybrid aggregate according to 6, 7, 8, 9, 10, 11 or 12.
の表面に熱可塑性樹脂または熱硬化性樹脂から成る接着
用樹脂をコートし、この接着用樹脂をコートした粉末ゴ
ムの表面に無機系微細骨材または有機系微細骨材から成
る微細骨材を添着するハイブリッド骨材の製造方法。14. An agglutinating resin made of a thermoplastic resin or a thermosetting resin is coated on the surface of the powder rubber while stirring the powder rubber, and the surface of the powder rubber coated with the adhesive resin is coated with an inorganic fine powder. A method for producing a hybrid aggregate to which fine aggregate composed of aggregate or organic fine aggregate is attached.
樹脂を少量ずつ滴下して粉末ゴムの表面に接着用樹脂を
コートする請求項１４に記載のハイブリッド骨材の製造
方法。15. The method for producing a hybrid aggregate according to claim 14, wherein the adhesive resin is coated on the surface of the powder rubber by dropping the adhesive resin little by little while stirring the powder rubber.
ピングした後、直ちに取り出して粉末ゴムの表面に接着
用樹脂をコートする請求項１４に記載のハイブリッド骨
材の製造方法。16. The method for producing a hybrid aggregate according to claim 14, wherein the powdered rubber is dipped in the bonding resin and then immediately taken out and the surface of the powdered rubber is coated with the bonding resin.
から成る微細骨材と粉末ゴムとの少なくとも一方に表面
処理剤を添加・混合して表面処理し、粉末ゴムの表面に
熱可塑性樹脂または熱硬化性樹脂から成る接着用樹脂を
コートし、この接着用樹脂をコートした前記粉末ゴムの
表面に微細骨材を添着するハイブリッド骨材の製造方
法。17. A surface treatment is performed by adding and mixing a surface treating agent to at least one of a fine aggregate composed of an inorganic fine aggregate or an organic fine aggregate and powdered rubber, and a thermoplastic resin is added to the surface of the powdered rubber. Alternatively, a method for producing a hybrid aggregate in which a bonding resin made of a thermosetting resin is coated, and a fine aggregate is attached to the surface of the powder rubber coated with the bonding resin.
末ゴムそのものを攪拌しながら接着用樹脂を少量ずつ滴
下して粉末ゴムの表面に接着用樹脂をコートする請求項
１７に記載のハイブリッド骨材の製造方法。18. The hybrid aggregate according to claim 17, wherein the surface-treated powdered rubber or the powdered rubber itself is agitated to drop the bonding resin little by little to coat the surface of the powdered rubber with the bonding resin. Production method.
末ゴムそのものを接着用樹脂中にディッピングした後、
直ちに取り出して粉末ゴムの表面に接着用樹脂をコート
する請求項１７に記載のハイブリッド骨材の製造方法。19. After dipping the surface-treated powder rubber or the powder rubber itself into an adhesive resin,
The method for producing a hybrid aggregate according to claim 17, wherein the powder is immediately taken out and the surface of the powder rubber is coated with an adhesive resin.
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|---|---|---|---|
| JP2000395016A JP3536918B2 (en) | 1999-12-28 | 2000-12-26 | Hybrid aggregate and method for producing the same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP37363599 | 1999-12-28 | ||
| JP11-373635 | 1999-12-28 | ||
| JP2000395016A JP3536918B2 (en) | 1999-12-28 | 2000-12-26 | Hybrid aggregate and method for producing the same |
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| Publication Number | Publication Date |
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| JP2001247678A true JP2001247678A (en) | 2001-09-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016065176A (en) * | 2014-09-25 | 2016-04-28 | 株式会社日本触媒 | Manufacturing method of composite particle |
| JP7478763B2 (en) | 2022-01-25 | 2024-05-07 | 三菱電線工業株式会社 | Composites |
-
2000
- 2000-12-26 JP JP2000395016A patent/JP3536918B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016065176A (en) * | 2014-09-25 | 2016-04-28 | 株式会社日本触媒 | Manufacturing method of composite particle |
| JP7478763B2 (en) | 2022-01-25 | 2024-05-07 | 三菱電線工業株式会社 | Composites |
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