JP2676490B2 - Aluminum oxide transformation and its manufacturing method - Google Patents

Aluminum oxide transformation and its manufacturing method

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Publication number
JP2676490B2
JP2676490B2 JP6196183A JP19618394A JP2676490B2 JP 2676490 B2 JP2676490 B2 JP 2676490B2 JP 6196183 A JP6196183 A JP 6196183A JP 19618394 A JP19618394 A JP 19618394A JP 2676490 B2 JP2676490 B2 JP 2676490B2
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JP
Japan
Prior art keywords
aluminum oxide
oxide modification
water
polyelectrolyte
aluminum phosphate
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.)
Expired - Lifetime
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JP6196183A
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Japanese (ja)
Other versions
JPH0834611A (en
Inventor
リディヤ・ドミトリイェーブナ・カチャノブスカヤ
Original Assignee
ヘーラ・インターナショナル・フィナンシャル・アンド・プロパティ・マネージメント・ゲーエムベーハー
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/08—Treatment with low-molecular-weight non-polymer organic compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/40—Compounds of aluminium
    • C09C1/407—Aluminium oxides or hydroxides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/10—Treatment with macromolecular organic compounds

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Glanulating (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【０００１】[0001]

【産業上の利用分野】本発明は、結晶性リン酸アルミニ
ウムと有機性物質を含む、α−Ａｌ2Ｏ3を基礎とする酸
化アルミニウム変態及びその製法に関する。本発明は、
化学原料学の領域に属し、主として可塑性素地、ラッカ
−、染料用の充填材料、研磨粉、ペ−スト、及び懸濁
液、並びに腐食防止保護塗料及び艶消し仕上げ用合成品
の製造に必要である。The present invention relates includes a crystalline aluminum phosphate and an organic substance, to aluminum oxide transformation and its preparation is based on α-Al 2 O 3. The present invention
It belongs to the field of chemical raw materials and is mainly required for the production of plastic substrates, lacquers, filling materials for dyes, abrasive powders, pastes and suspensions, as well as anticorrosion protective coatings and matte finishing products. is there.

【０００２】[0002]

【従来の技術】酸化アルミニウムとその製造方法は公知
であって、それには比較的長い時間的間隔で、ジオ−ル
又はポリオ−ルを使用して、高温高圧水の存在下で行な
う酸化アルミニウムの加工、更に有機性リン酸溶液中で
酸と酸素の割合を０．８：１．８にして加熱しながら行
なう酸化アルミニウムの加工、或いはＰ2Ｏ5とアルコ−
ルの反応の際に生ずるモノアルキルリン酸又はジアルキ
ルリン酸による酸化アルミニウムの加工などがある（特
開昭６０−１６６２１９号、特開平１−２６１２１１
号、米国特許第４５４２００１号、第４９６０７４８
号）。2. Description of the Prior Art Aluminum oxide and its preparation are known, in which it is carried out in the presence of high temperature, high pressure water using diol or polyol at relatively long time intervals. Processing, and further processing of aluminum oxide while heating in an organic phosphoric acid solution at a ratio of acid to oxygen of 0.8: 1.8, or P2O5 and alcohol.
Processing of aluminum oxide with a monoalkylphosphoric acid or a dialkylphosphoric acid generated during the reaction of a phenol (JP-A-60-166219, JP-A-1-2611211).
U.S. Pat. No. 4,542,001, 4,960,748.
issue).

【０００３】これらの方法は、エネルギ−使用度が高
く、不経済であり、且つ得られる材料はその用途範囲が
わずかであって、このためこれらを基とする品目は著し
く制約されている。These processes are energy-intensive, uneconomical, and the resulting materials have a limited range of applications, which significantly limits the items on which they are based.

【０００４】また、Ａｌ2Ｏ3，Ｐ2Ｏ5，Ｈ2Ｏ 及び一種
の有機性物質を含む結晶性リン酸アルミニウムの合成法
も公知であり、これを製造するための方法には、下記の
モル比率の試薬の混合物の形成が含まれる。 Ｐ2Ｏ5／Ａｌ2Ｏ3＝０．０１−２０， Ｈ2Ｏ／Ａｌ2Ｏ3＝２−４００，Ｈ+／Ａｌ2Ｏ3＝０．０
１−３０， Ｒ／Ａｌ2Ｏ3＝０．０２−２０A method for synthesizing crystalline aluminum phosphate containing Al 2 O 3 , P 2 O 5 , H 2 O and a kind of organic substance is also known, and the method for producing this is as follows. Forming a mixture of reagents in a molar ratio of P 2 O 5 / Al 2 O 3 = 0.01-20, H 2 O / Al 2 O 3 = 2-400, H + / Al 2 O 3 = 0.0
1-30, R / Al 2 O 3 = 0.02-20

【０００５】この場合において、Ｒは５−７個の炭素原
子を含むアルキル基中のアルキルジアミンを示し、更に
反応混合物中には、０．０１−１％の量で純粋な、あら
かじめ製造されたリン酸アルミニウムの結晶が添加され
る。この方法には多数の段階があり、追加的に準備した
工程の実施を必要とし、且つ当初の混合物中の成分の割
合を厳しく維持する必要があるため、技術的に極めて複
雑である。In this case, R represents an alkyldiamine in an alkyl group containing 5 to 7 carbon atoms and, in the reaction mixture, in a quantity of 0.01-1% pure, premade. Crystals of aluminum phosphate are added. This method is technically very complex, since it has a number of steps, requires the execution of additional prepared steps, and requires that the proportions of the components in the initial mixture be kept strictly.

【０００６】得られた製品は、機能的に制約された用途
しかなく、その水懸濁液は沈殿が不安定であり、且つそ
の表面は重合体や有機性物質と比較して反応が不活発で
ある（米国特許第４８７７５９３号、ＭＫｌ．４Ｃ ０
１ Ｂ２５／３６試作品）。The resulting product has only functionally restricted applications, its aqueous suspension has unstable precipitation and its surface is less reactive than polymers and organic substances. (US Pat. No. 4,877,593, MK1.4C 0)
1 B25 / 36 prototype).

【０００７】[0007]

【発明が解決しようとする課題】本発明の主たる目的
は、製造工程におけるエネルギ−消費量の軽減、生態学
的生産の改善、技術的工程の簡素化、並びに多面的用途
目的を持った製品の製造にある。The main objects of the present invention are to reduce the energy consumption in the manufacturing process, improve the ecological production, simplify the technical process, and to provide a product having a multifaceted use purpose. In manufacturing.

【０００８】[0008]

【課題を解決するための手段】この目的を達成するた
め、当初原料たるα−Ａｌ2Ｏ3がｐＨ＝４．５−６．０
の水溶媒中でオルトリン酸によって加工され、その後イ
オノゲン性の界面活性剤、次いで高分子電解質又は水溶
性ポリマ−によって処理される。その場合、反応混合物
中の固形成分と液体成分の比率は１：１乃至１：５であ
り、イオノゲン性の界面活性剤が、α−Ａｌ2Ｏ3に対す
る質量比０．００５乃至０．１％で反応量に対して添加
され、且つ高分子電解質又は水溶性ポリマ−が、α−Ａ
ｌ2Ｏ3に対する質量比０．０１−１．０％で反応量に添
加される。In order to achieve this object, the initial raw material α-Al 2 O 3 has pH = 4.5-6.0.
Is treated with orthophosphoric acid in a water solvent, followed by treatment with an ionogenic surfactant, followed by a polyelectrolyte or a water-soluble polymer. In that case, the ratio of the solid component to the liquid component in the reaction mixture is 1: 1 to 1: 5, and the ionogenic surfactant is contained in a mass ratio of 0.005 to 0.1% with respect to α-Al 2 O 3 . And the polyelectrolyte or water-soluble polymer is added to α-A
It is added to the reaction amount in a mass ratio of 0.01-1.0% relative to 12 O 3 .

【０００９】得られる製品は、α−Ａｌ2Ｏ3の結晶から
成り、その表面には、主成分α−Ａｌ2Ｏ3が９０．０−
９９．５質量％、リン酸アルミニウム有機物が１０．０
−０．５質量％で、厚さ１乃至１０００ｎｍのリン酸ア
ルミニウム有機物の層が合成され、その場合に、リン酸
アルミニウム層は、３乃至１８個の原子の炭水化物の炭
水化物鎖を伴うアルキル基、アリ−ル基、アルキルアミ
ン基を包含し、且つその表面に高分子電解質又は水溶性
ポリマ−の層が吸着される。The obtained product is composed of α-Al 2 O 3 crystals, on the surface of which the main component α-Al 2 O 3 is 90.0-
99.5 mass%, aluminum phosphate organic matter 10.0
At 0.5% by weight, a layer of aluminum phosphate organic material with a thickness of 1 to 1000 nm is synthesized, wherein the aluminum phosphate layer is an alkyl group with a carbohydrate chain of a carbohydrate of 3 to 18 atoms, It contains an aryl group and an alkylamine group, and a polyelectrolyte or water-soluble polymer layer is adsorbed on the surface thereof.

【００１０】得られた製品の品質は、物理化学的特性に
よって規定される。例えば、当初の物質の結晶状態の維
持の証拠としては、二つの主要天井値が変動なく０．３
４６ｎｍ／１２１／の値を示す回折写真が役に立つ。酸
化アルミニウムの当初の分散度が維持され、有機性溶媒
はもとより、水溶媒との製品の良好な相溶性が確認さ
れ、粒子の研磨作用が、それを満たした組成物の加工の
際に軽減される。The quality of the product obtained is defined by its physicochemical properties. For example, as evidence of the maintenance of the crystalline state of the original material, the two main ceiling values remained unchanged at 0.3
A diffraction photograph showing a value of 46 nm / 121 / is useful. The initial dispersibility of aluminum oxide was maintained, good compatibility of the product with organic solvents as well as water solvents was confirmed, and the abrasive action of particles was reduced during the processing of compositions that filled it. It

【００１１】酸化アルミニウム変態を基とする研磨ペ−
スト又は懸濁液は、表面清浄度１４のリン酸アルミニウ
ム、リン酸ニッケルなどの表面の機械的加工には適して
いる。酸化アルミニウムを基とする腐食防止保護層は、
次の重要な係数によって特徴付けられる。Polishing paper based on aluminum oxide transformation
The strike or suspension is suitable for mechanically processing the surface of aluminum phosphate, nickel phosphate, etc. having a surface cleanliness of 14. Corrosion protection layer based on aluminum oxide,
It is characterized by the following important coefficients:

【００１２】 許容作業温度低下： −６０から−３５０℃ 衝撃強度： ３４−５１ ｋＨｘｍ Ｆfst ： ７０−９０ ＭＢ／ｍ 収縮 ： １．０％まで 比抵抗 ： Ｏｍ x ｃｍ 当初原料サンプル ２０℃の場合 １−３／ｘ１０ ２００℃で３０００時間保管後 １ｘ１０13 ２％塩酸溶液中に２４時間保管後 −１ｘ１０13 Allowable working temperature drop: -60 to -350 ° C Impact strength: 34-51 kHxm F fst : 70-90 MB / m Shrinkage: up to 1.0% Specific resistance: Om x cm Initial raw material sample at 20 ° C 1-3 / x10 200 ° C. at 3000 hours after storage 1x10 13 2% hydrochloric acid solution after 24 hours storage in -1 × 10 13

【００１３】[0013]

【実施例】１kgの酸化アルミニウムを脱イオン水２リッ
トル中に混合し、掻き混ぜながらこれに１０％のオルト
リン酸溶液をｐＨ値が５．０になるまで添加する。更に
掻き混ぜながら０．３ｇの臭化ゼチルトリメチルを添加
し、その後２０％のポリエチレングリコ−ル溶液１０cc
を添加する。そして製品を水から分離して、温度１２０
℃、湿度１％で乾燥する。EXAMPLE 1 kg of aluminum oxide are mixed in 2 liters of deionized water and a 10% solution of orthophosphoric acid is added to this with stirring until a pH of 5.0 is reached. While further stirring, 0.3 g of zetyltrimethyl bromide was added, and then 10% of 20% polyethylene glycol solution was added.
Is added. The product is then separated from the water at a temperature of 120
Dry at ℃ and 1% humidity.

Claims (7)

(57)【特許請求の範囲】(57) [Claims] 【請求項１】 結晶性リン酸アルミニウムと有機性物質
を含む、 α−Ａｌ2Ｏ3 を基礎とする酸化アルミニウム
変態であって、α−Ａｌ2Ｏ3の結晶から成り、その表面
に、主成分α−Ａｌ2Ｏ3が９０．０−９９．５質量％、
リン酸アルミニウム有機物が１０．０−０．５質量％の
ときに、リン酸アルミニウムの層が合成されることを特
徴とする酸化アルミニウム変態。1. An aluminum oxide modification based on α-Al 2 O 3 , comprising crystalline aluminum phosphate and an organic substance, which is composed of α-Al 2 O 3 crystals, the surface of which is mainly 90.0-99.5 mass% of the component α-Al 2 O 3 ,
An aluminum oxide modification characterized in that a layer of aluminum phosphate is synthesized when the content of the organic substance of aluminum phosphate is 10.0-0.5% by mass. 【請求項２】 請求項１による酸化アルミニウム変態で
あって、リン酸アルミニウム有機物層が、原子の数が３
乃至１８個の炭水化物の長さの炭水化物鎖を伴うアルキ
ル基、アリ−ル基、アルキルアミド基を包含することを
特徴とする酸化アルミニウム変態。2. The aluminum oxide modification according to claim 1, wherein the aluminum phosphate organic compound layer has a number of atoms of 3 or less.
An aluminum oxide modification characterized in that it comprises an alkyl group, an aryl group, an alkylamido group with a carbohydrate chain of from 18 to 18 carbohydrate lengths. 【請求項３】 請求項１または２による酸化アルミニウ
ム変態であって、製品の表面に高分子電解質または水溶
性ポリマ−が吸着されていることを特徴とする酸化アル
ミニウム変態。3. The aluminum oxide modification according to claim 1 or 2, characterized in that a polyelectrolyte or a water-soluble polymer is adsorbed on the surface of the product. 【請求項４】 有機物の助けによって、当初のα−Ａｌ
2Ｏ3の加工がオルトリン酸、次いで乾燥によって行なわ
れる酸化アルミニウム変態の製造方法であって、製造工
程の電気エネルギ−強度を低下させるため、加工が、連
続的にＰＨ値４．５−６．０の水溶媒中でオルトリン酸
によって行なわれ、且つその後、イオノゲン性界面活性
剤、高分子電解質、又は水溶性ポリマ−によって実施さ
れることを特徴とする方法。4. The original α-Al with the aid of organic matter.
2 O 3 is a method for producing an aluminum oxide modification in which orthophosphoric acid and then drying are performed, and since the electric energy-strength in the production process is reduced, the processing is continuously performed with a PH value of 4.5-6. Orthophosphoric acid in a 0 water solvent and then with an ionogenic surfactant, polyelectrolyte, or water-soluble polymer. 【請求項５】 請求項４による方法であって、反応混合
物の固体成分と液体成分の比率が、１：１乃至１：５の
間で選定されることを特徴とする方法。5. A method according to claim 4, characterized in that the ratio of solid components to liquid components of the reaction mixture is chosen between 1: 1 and 1: 5. 【請求項６】 請求項４または５による方法であって、
イノゲン性界面活性剤がα−Ａｌ2Ｏ3に対する質量比で
０．００５乃至０．１％まで、反応量に添加されること
を特徴とする方法。6. A method according to claim 4 or 5, wherein
A method characterized in that an inogenic surfactant is added in a reaction amount of 0.005 to 0.1% by mass ratio to α-Al 2 O 3 . 【請求項７】 請求項４、５または６による方法であっ
て、高分子電解質又は水溶性ポリマ−が、α−Ａｌ2Ｏ3
に対する質量比で０．０１乃至１．０％まで反応量に添
加されることを特徴とする方法。7. The method according to claim 4, 5 or 6, wherein the polyelectrolyte or the water-soluble polymer is α-Al 2 O 3
The method is characterized in that the reaction amount is added up to 0.01 to 1.0% by mass ratio with respect to.
JP6196183A 1994-06-30 1994-07-29 Aluminum oxide transformation and its manufacturing method Expired - Lifetime JP2676490B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4422914A DE4422914A1 (en) 1994-06-30 1994-06-30 Modified aluminium oxide with a thin surface layer of organic alumino:phosphate
DE4422914.3 1994-06-30

Publications (2)

Publication Number Publication Date
JPH0834611A JPH0834611A (en) 1996-02-06
JP2676490B2 true JP2676490B2 (en) 1997-11-17

Family

ID=6521906

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6196183A Expired - Lifetime JP2676490B2 (en) 1994-06-30 1994-07-29 Aluminum oxide transformation and its manufacturing method

Country Status (2)

Country Link
JP (1) JP2676490B2 (en)
DE (1) DE4422914A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007132944A2 (en) * 2006-05-15 2007-11-22 Ebara Corporation Apparatus and method for coating particles

Also Published As

Publication number Publication date
DE4422914A1 (en) 1996-01-04
JPH0834611A (en) 1996-02-06

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