JP6464177B2 - 沈澱シリカの製造方法、沈澱シリカおよび、特にポリマーの強化のための、それらの使用 - Google Patents
沈澱シリカの製造方法、沈澱シリカおよび、特にポリマーの強化のための、それらの使用 Download PDFInfo
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- JP6464177B2 JP6464177B2 JP2016549290A JP2016549290A JP6464177B2 JP 6464177 B2 JP6464177 B2 JP 6464177B2 JP 2016549290 A JP2016549290 A JP 2016549290A JP 2016549290 A JP2016549290 A JP 2016549290A JP 6464177 B2 JP6464177 B2 JP 6464177B2
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- precipitated silica
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- polycarboxylic acids
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- 239000011780 sodium chloride Substances 0.000 description 1
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- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 description 1
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- NESLVXDUKMNMOG-UHFFFAOYSA-N triethoxy-(propyltetrasulfanyl)silane Chemical compound CCCSSSS[Si](OCC)(OCC)OCC NESLVXDUKMNMOG-UHFFFAOYSA-N 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
- C09C1/28—Compounds of silicon
- C09C1/30—Silicic acid
- C09C1/3063—Treatment with low-molecular organic compounds
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
- C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
- C01B33/193—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates of aqueous solutions of silicates
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
- C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/06—Quartz; Sand
- C04B14/066—Precipitated or pyrogenic silica
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1018—Coating or impregnating with organic materials
- C04B20/1029—Macromolecular compounds
- C04B20/1033—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/04—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
- C04B40/0042—Powdery mixtures
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/06—Copolymers with styrene
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- 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
- C09C1/28—Compounds of silicon
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- 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
- C09C1/28—Compounds of silicon
- C09C1/30—Silicic acid
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- 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
- C09C1/28—Compounds of silicon
- C09C1/30—Silicic acid
- C09C1/3045—Treatment with inorganic compounds
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- 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
- C09C1/28—Compounds of silicon
- C09C1/30—Silicic acid
- C09C1/3072—Treatment with macro-molecular organic compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/60—Flooring materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Civil Engineering (AREA)
- Silicon Compounds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
Description
− 少なくとも1つのシリケートを少なくとも1つの酸性化剤と反応させて、シリカ懸濁液を提供する工程と;
− 前記シリカ懸濁液を濾過にかけてフィルターケーキを提供する工程と;
− 前記フィルターケーキを液状化工程にかけて沈澱シリカの懸濁液を得る工程であって、前記液状化工程は、アルミニウム化合物の添加なしに実施される工程と;
− 任意選択的に、液状化工程後に得られた沈澱シリカを乾燥させる工程と
を含み、
ここで、ポリカルボン酸の混合物が液状化工程中にまたは後にフィルターケーキに添加される
沈澱シリカの製造方法である。
− メチルグルタル酸、典型的には60.00〜96.00重量%、たとえば90.00〜95.50重量%;
− エチルコハク酸無水物、典型的には3.50〜20.00重量%、たとえば3.90〜9.70重量%;および
− アジピン酸、典型的には0.05〜20.00重量%、たとえば0.10〜0.30重量%
を含んでもよい。
− メチルグルタル酸、典型的には10.00〜50.00重量%、たとえば25.00〜40.00重量%;
− メチルグルタル酸無水物、典型的には40.00〜80.00重量%、たとえば55.00〜70.00重量%;
− エチルコハク酸無水物、典型的には3.50〜20.00重量%、たとえば3.90〜9.70重量%;および
− アジピン酸、典型的には0.05〜20.00重量%、たとえば0.10〜0.30重量%
を含んでもよい。
(i)反応に関与するシリケートの総量の少なくとも一部および電解質を容器に提供する工程であって、前記容器に当初存在するシリケートの濃度(SiO2として表される)が100g/L未満であり、好ましくは、前記容器に当初存在する電解質の濃度が19g/L未満である工程と;
(ii)少なくとも7.0の、特に7.0〜8.5の反応媒体についてのpH値を得るための量の酸性化剤を前記容器に添加する工程と;
(iii)酸性化剤および、適切な場合、同時に残りの量のシリケートを反応媒体にさらに添加してシリカ懸濁液を得る工程と;
(iv)前記シリカ懸濁液を濾過にかけてフィルターケーキを提供する工程と;
(v)前記フィルターケーキを液状化工程にかけて、沈澱シリカの懸濁液を得る工程であって、前記液状化工程は、アルミニウム化合物の不在下で実施される工程と;
(vi)任意選択的に、液状化工程後に得られた沈澱シリカを乾燥させる工程と
を含み;ここで、ポリカルボン酸の混合物は、液状化工程中にまたは後にフィルターケーキに添加される。
− 45〜550m2/g、特に70〜370m2/g、とりわけ80〜300m2/gのBET比表面積、ならびに
− 少なくとも0.15重量%の、特に少なくとも0.20重量%の、全炭素として表される、ポリカルボン酸および/または相当するカルボキシレ−トの含有量(C)
を有することを特徴とする。
− 45〜550m2/g、特に70〜370m2/g、とりわけ80〜300m2/gのBET比表面積;
− 少なくとも0.15重量%の、特に少なくとも0.20重量%の、全炭素として表される、ポリカルボン酸および/または相当するカルボキシレ−トの含有量(C);ならびに
− 1500ppmを超えないアルミニウム(Al)の含有量
を有することを特徴とする。
式[1]
に基づいて比保持容量(Vg 0)を求めるために用いられる。
ΔGa=RTLn(Vg 0) 式[2]
[式中、NAはアボガドロ数(6.02×1023モル−1)であり、αCH2は、吸着されたメチレン基によって占有される面積(0.06nm2)であり、γCH2は、専らメチレン基からなる固体の、そしてポリエチレンに関して測定される表面エネルギー(20℃で35.6mJ/m2)である]
によってメチレン基の吸着の自由エンタルピーΔGa CH2と関連付けられる(DorrisおよびGray法,J.Colloid Interface Sci.,77(180),353−362)。
− 45〜550m2/g、特に70〜370m2/g、とりわけ80〜300m2/gのBET比表面積、
− 少なくとも0.15重量%の、特に少なくとも0.20重量%の、全炭素として表される、ポリカルボン酸および/または相当するカルボキシレ−トの含有量(C);
− 1500ppmを超えないアルミニウム(Al)の含有量;ならびに
− 少なくとも6.0%の吸水量
を有することを特徴とする。
シリカ懸濁液は、欧州特許第520862号明細書の実施例12に開示されている方法に従って製造した。
平均入口温度:300℃
平均出口温度:145℃
平均流量:15L/h
実施例1の同じ手順に従ってフィルターケーキを得て、それを、マレイン酸を含有する45グラムの溶液のケーキへの同時添加で連続的な激しく攪拌される反応器中の液状化操作にかけた(1.0%のマレイン酸/SiO2重量比)。
平均入口温度:250℃
平均出口温度:140℃
平均流量:15L/h
以下の材料を、SBRベースのエラストマー組成物の調製に使用した:
SBR:50±4%のビニル単位;25±2%のスチレン単位;−20℃近くのTgの;Lanxess製のSBR Buna VSL5025−2;37.5±2.8重量%のオイルで増量された100phrのSBR/
BR:Lanxess製のオイルBuna CB 25
S1:実施例1に従って製造された本発明による沈澱シリカ
CS1:比較例1に従って製造された沈澱シリカ
カップリング剤:Lehvoss France sarl製のLuvomaxx TESPT
可塑剤:Nynas製のNytex 4700ナフテン系可塑剤
酸化防止剤:N−(1,3−ジメチルブチル)−N−フェニル−パラ−フェニレンジアミン;Flexsys製のSantoflex 6−PPD
DPG:ジフェニルグアニジン;RheinChemie製のPhenogran DPG−80
CBS:N−シクロヘキシル−2−ベンゾチアゾールスルフェンアミド;RheinChemie製のRhenogran CBS−80
SBRおよび天然ゴム組成物の調製は、2つの逐次調製段階で実施した:第1段階は高温熱機械仕事からなり、これに110℃未満の温度での機械仕事の第2段階が続いた。この段階は、加硫系の導入を可能にする。
生の混合物の粘度
ムーニー(Mooney)粘度は、MV 2000レオメーターを用いて100℃で生の状態での組成物に関して測定した。Mooney応力緩和速度は、標準NF ISO 289によった。
測定は、生の状態での組成物に関して実施した。レオロジー試験は、標準NF ISO 3417に従ってMonsanto ODRレオメーターを用いて160℃で実施した。この試験によれば、試験組成物を、30分間、160℃の温度に調整された試験チャンバーに入れ(チャンバーを完全に満たし)、試験チャンバーに含まれる二円錐ローターの低い振幅(3°)振動に対して組成物によって逆らわれる抵抗トルクを測定する。
− 検討中の温度での組成物の粘度を反映する、最小トルク(Tmin);
− 最大トルク(Tmax);
− 架橋系のおよび、必要に応じて、カップリング剤の作用によってもたらされる架橋度を反映する、デルタトルク(ΔT=Tmax−Tmin);
− 完全加硫の98%に相当する加硫度を得るために必要な時間T98(この時間は、加硫最適条件と見なされる);ならびに
− 検討中の温度(160℃)で最小トルクよりも2ポイント上のトルクを増加させるのに必要とされる時間、そして加硫を開始させることなくこの温度で生の混合物を加工することが可能である時間を反映する時間に相当するスコーチ時間TS2
を、時間の関数としてのトルクの変動の曲線から求めた。
測定は、160℃の温度で得られる最適加硫組成物(T98)に関して実施した。
動的特性は、標準ASTM D5992に従って粘度分析計(Metravib VA3000)で測定した。
Claims (16)
- 少なくとも1つのシリケートを少なくとも1つの酸性化剤と反応させて、シリカ懸濁液を提供する工程と;前記シリカ懸濁液を濾過にかけてフィルターケーキを提供する工程と;前記フィルターケーキを液状化工程にかけて沈澱シリカの懸濁液を得る工程であって、前記液状化工程は、アルミニウム化合物の不在下で実施される工程とを含み、少なくとも2つのポリカルボン酸の混合物が、液状化工程中にまたは後に前記フィルターケーキに添加されることを特徴とする沈澱シリカの製造方法。
- 前記液状化工程後に得られた前記沈殿シリカを乾燥させる工程を更に含む、請求項1に記載の方法。
- 少なくとも1つのシリケートを少なくとも1つの酸性化剤と反応させる前記工程が、次の工程:(i)前記反応に関与するシリケートの総量の少なくとも一部および電解質を容器に提供する工程であって、前記容器に当初存在するシリケート(SiO 2 として表される)の濃度が100g/L未満である工程;
(ii)少なくとも7.0の反応媒体についてのpH値を得るための量の酸性化剤を前記容器に添加する工程;
(iii)酸性化剤を前記反応媒体にさらに添加してシリカ懸濁液を得る工程
を含む、請求項1又は2に記載の方法。 - 前記工程(iii)が、酸性化剤および同時に残りの量のシリケートを前記反応媒体にさらに添加してシリカ懸濁液を得ることを特徴とする、請求項3に記載の方法。
- ポリカルボン酸の前記混合物が、ジカルボン酸およびトリカルボン酸からなる群から選択される少なくとも2つのポリカルボン酸を含む、請求項1〜4のいずれか一項に記載の方法。
- 前記混合物中の前記ポリカルボン酸が、2〜20個の炭素原子を有する脂肪族の、線状もしくは分岐の、飽和もしくは不飽和のポリカルボン酸からおよび芳香族ポリカルボン酸からなる群から選択される、請求項1〜5のいずれか一項に記載の方法。
- 少なくとも2つのポリカルボン酸の混合物を含み、1500ppmを超えないアルミニウム含有量を有する沈澱シリカ。
- 全炭素として表される、ポリカルボン酸および/または相当するカルボキシレ−トの全含有量(C)が、少なくとも0.15重量%である、請求項7に記載の沈澱シリカ。
- 45〜550m2/gのBET比表面積を有することをさらに特徴とする、請求項7または8に記載の沈澱シリカ。
- 少なくとも6.0%の吸水量を有することを特徴とする、請求項7〜9のいずれか一項に記載の沈澱シリカ。
- 43mJ/m2未満の表面エネルギーγs dの分散成分を有することを特徴とする、請求項7〜10のいずれか一項に記載の沈澱シリカ。
- 前記混合物中の前記ポリカルボン酸が、2〜20個の炭素原子を有する脂肪族の、線状もしくは分岐の、飽和もしくは不飽和のポリカルボン酸および芳香族ポリカルボン酸からなる群から選択される、請求項7〜11のいずれか一項に記載の沈澱シリカ。
- 請求項7〜12のいずれか一項に記載の沈澱シリカのポリマー用の強化充填材としての使用。
- 請求項7〜12のいずれか一項に記載の沈澱シリカを含むポリマー組成物。
- 請求項14に記載の少なくとも1つの組成物を含む物品。
- 履物底、床仕上げ材、ガスバリア、難燃性材料、空中ケーブル用のローラー、家庭電化製品用のシール、液体またはガスパイプ用のシール、ブレーキシステムシール、パイプ、被覆材料、ケーブル、エンジンサポート、電池セパレーター、コンベヤーベルト、伝動ベルトまたは、好ましくは、タイヤからなる、請求項15に記載の物品。
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FR2646665B1 (fr) * | 1989-05-03 | 1991-11-29 | Rhone Poulenc Chimie | Silice pour compositions dentifrices compatible notamment avec les cations metalliques |
JP2542797B2 (ja) * | 1994-09-29 | 1996-10-09 | 日本化学工業株式会社 | 高純度シリカの製造方法 |
US6086669A (en) * | 1998-04-09 | 2000-07-11 | Ppg Industries Ohio, Inc. | Dispersible free flowing particulate silica composition |
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FR2886285B1 (fr) | 2005-05-27 | 2008-05-30 | Rhodia Chimie Sa | Procede de preparation de silice precipitee, silice precipitee et utilisations, notamment comme charge dans les matrices silicones |
FR2902781B1 (fr) * | 2006-06-27 | 2008-09-05 | Rhodia Recherches Et Technologies Sas | Silice precipitee pour application papier |
DE102006049524A1 (de) * | 2006-10-20 | 2008-04-24 | Evonik Degussa Gmbh | Wässrige Dispersionen gefällter Kieselsäuren und Silikate zur Steigerung der Frühfestigkeit in zementartigen Zubereitungen |
WO2008053711A1 (fr) | 2006-10-27 | 2008-05-08 | Kurimoto, Ltd. | Silice amorphe et son procédé de fabrication |
KR20090090324A (ko) * | 2006-11-02 | 2009-08-25 | 헨켈 아게 운트 코. 카게아아 | 성능 강화를 위해 열처리된 실리카 충전제를 갖는 조성물 |
FR2928374B1 (fr) * | 2008-03-10 | 2011-10-07 | Michelin Soc Tech | Composition de caoutchouc dienique pour pneumatique comprenant une silice en tant que charge renforcante |
FR2957914B1 (fr) * | 2010-03-25 | 2015-05-15 | Rhodia Operations | Nouveau procede de preparation de silices precipitees contenant de l'aluminium |
FR2962996B1 (fr) * | 2010-07-23 | 2012-07-27 | Rhodia Operations | Nouveau procede de preparation de silices precipitees |
FR3001971B1 (fr) * | 2013-02-14 | 2016-05-27 | Rhodia Operations | Utilisation d'un acide polycarboxylique lors de la preparation d'une composition d'elastomere(s) |
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TW201544455A (zh) | 2015-12-01 |
US20170051154A1 (en) | 2017-02-23 |
PT3105178T (pt) | 2018-02-02 |
MX2016010401A (es) | 2016-11-30 |
KR102398816B1 (ko) | 2022-05-17 |
ES2663515T3 (es) | 2018-04-13 |
CN105980306B (zh) | 2019-11-22 |
TWI657046B (zh) | 2019-04-21 |
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