CN111763093A - 一种锆改性的氧化铝材料 - Google Patents
一种锆改性的氧化铝材料 Download PDFInfo
- Publication number
- CN111763093A CN111763093A CN202010598117.XA CN202010598117A CN111763093A CN 111763093 A CN111763093 A CN 111763093A CN 202010598117 A CN202010598117 A CN 202010598117A CN 111763093 A CN111763093 A CN 111763093A
- Authority
- CN
- China
- Prior art keywords
- parts
- zirconium
- aluminum oxide
- oxide
- reaction kettle
- 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.)
- Pending
Links
Images
Classifications
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3225—Yttrium oxide or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3227—Lanthanum oxide or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3229—Cerium oxides or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3232—Titanium oxides or titanates, e.g. rutile or anatase
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3241—Chromium oxides, chromates, or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3272—Iron oxides or oxide forming salts thereof, e.g. hematite, magnetite
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids, or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/349—Clays, e.g. bentonites, smectites such as montmorillonite, vermiculites or kaolines, e.g. illite, talc or sepiolite
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/447—Phosphates or phosphites, e.g. orthophosphate, hypophosphite
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/448—Sulphates or sulphites
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/449—Organic acids, e.g. EDTA, citrate, acetate, oxalate
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
- C04B2235/9607—Thermal properties, e.g. thermal expansion coefficient
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
- C04B2235/9669—Resistance against chemicals, e.g. against molten glass or molten salts
- C04B2235/9684—Oxidation resistance
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
本发明公开了一种锆改性的氧化铝材料,所述氧化铝材料的原料按重量份比包括:氧化铝40‑50份、氧化锆20‑30份、改性剂6‑10份、三氧化二铁2‑4份、氧化铬1‑3份、二氧化硅15‑25份、抗氧化剂3‑5份、稀土元素8‑12份、相容剂0.5‑0.7份、消泡剂0.2‑0.4份、铬矿5‑9份、镁砂3‑7份、去离子水10‑20份,改性剂为钛酸盐、硬脂酸、磷酸盐或硅烷,本发明涉及氧化铝材料制备技术领域。该锆改性的氧化铝材料,通过在制备过程中,加入氧化锆在该材料中,氧化锆不同程度的分散在氧化铝的晶界上,起到固定和加强晶界的作用,抑制氧化铝晶粒的长大,使得氧化铝材料性能更加稳定,不易产生裂纹,且氧化锆的抗腐蚀性能、硬度和强度超高,有利于提高氧化铝材料的耐腐蚀性和强度。
Description
技术领域
本发明涉及氧化铝材料制备技术领域,具体为一种锆改性的氧化铝材料。
背景技术
氧化铝,化学式Al2O3,是一种高硬度的化合物,熔点为2054℃,沸点为2980℃,在高温下可电离的离子晶体,常用于制造耐火材料,工业氧化铝是由铝矾土和硬水铝石制备的,对于纯度要求高的氧化铝一般用化学方法制备,氧化铝有许多同质异晶体,已知的有十多种,主要有3种晶型,即α-Al2O3、β-Al2O3、γ-Al2O3,其中结构不同性质也不同,在1300℃以上的高温时几乎完全转化为α-Al2O3,氧化铝是铝的稳定氧化物,在矿业、制陶业和材料科学上又被称为矾土,性状为难溶于水的白色固体,无臭、无味、质极硬,易吸潮而不潮解,氧化铝是典型的两性氧化物,能溶于无机酸和碱性溶液中,几乎不溶于水及非极性有机溶剂,主要用作分析试剂、有机溶剂的脱水、吸附剂、有机反应催化剂、研磨剂、抛光剂、冶炼铝的原料和耐火材料。
目前的氧化铝材料通常作为耐火材料进行使用,虽然能够起到较好的耐热作用,但长时间在高温环境下,现有的氧化铝材料任然会出现裂纹,同时氧化铝材料在高温条件下,其性能不够稳定,耐腐蚀性能和抗氧化性能较差,导致氧化铝材料的使用寿命缩短。
发明内容
(一)解决的技术问题
针对现有技术的不足,本发明提供了一种锆改性的氧化铝材料,解决了长时间在高温环境下,现有的氧化铝材料任然会出现裂纹,其性能不够稳定,耐腐蚀性能和抗氧化性能较差,导致氧化铝材料使用寿命缩短的问题。
(二)技术方案
为实现以上目的,本发明通过以下技术方案予以实现:一种锆改性的氧化铝材料,所述氧化铝材料的原料按重量份比包括:氧化铝40-50份、氧化锆20-30份、改性剂6-10份、三氧化二铁2-4份、氧化铬1-3份、二氧化硅15-25份、抗氧化剂3-5份、稀土元素8-12份、相容剂0.5-0.7份、消泡剂0.2-0.4份、铬矿5-9份、镁砂3-7份、去离子水10-20份。
优选的,所述氧化铝材料的原料组分具体包括:氧化铝45份、氧化锆25份、改性剂8份、三氧化二铁3份、氧化铬2份、二氧化硅20份、抗氧化剂4份、稀土元素10份、相容剂0.6份、消泡剂0.3份、铬矿7份、镁砂5份、去离子水15份。
优选的,所述氧化铝材料的原料组分具体包括:氧化铝40份、氧化锆20份、改性剂6份、三氧化二铁2份、氧化铬1份、二氧化硅15份、抗氧化剂3份、稀土元素8份、相容剂0.5份、消泡剂0.2份、铬矿5份、镁砂3份、去离子水10份。
优选的,所述氧化铝材料的原料组分具体包括:氧化铝50份、氧化锆30份、改性剂10份、三氧化二铁4份、氧化铬3份、二氧化硅25份、抗氧化剂5份、稀土元素12份、相容剂0.7份、消泡剂0.4份、铬矿9份、镁砂7份、去离子水20份。
优选的,所述改性剂为钛酸盐、硬脂酸、磷酸盐或硅烷,所述稀土元素为镧、铈、钕、铕和钇中的一种或多种的组合。
优选的,所述相容剂为氢氧化镁、滑石粉、碳酸钙和硫酸钡中的一种或多种的组合。
优选的,所述消泡剂为磷酸三丁酯或磷酸酯,所述抗氧化剂为对苯二胺、N-苯基-N'-异丙基-对苯二胺或4,4'一双(2,2-二甲基苄基)二苯胺。
本发明还公开了一种锆改性的氧化铝材料的制备方法,具体包括以下步骤:
S1、首先选取适量的氧化铝、氧化锆、去离子水和改性剂投入反应釜中,启动反应釜,反应釜的温度为50-60℃,反应釜的搅拌转速为150-250转/分钟,搅拌时间为20-30分钟,反应釜对其混合物进行均匀搅拌;
S2、然后再选取适量的三氧化二铁、氧化铬、二氧化硅、稀土元素、铬矿、镁砂和相容剂投入反应釜中,反应釜的搅拌转速为200-300转/分钟,搅拌时间为15-25分钟,混合均匀后,最后将适量的抗氧化剂和消泡剂投入反应釜中进行混合,反应釜的搅拌转速为150-170转/分钟,搅拌时间为10-16分钟,得到混合完成的浆料;
S3、将混合完成的浆料倒入氧化铝材料的模具中进行室温干燥,干燥8-12小时,然后通过成型机将其压制成型,将成型后的氧化铝材料放进烧结炉内进行高温烧结,烧结温度为1400-1500℃,烧结时间为1-3小时,烧结后进行冷却,即可得到该锆改性的氧化铝材料。
(三)有益效果
本发明提供了一种锆改性的氧化铝材料。与现有技术相比具备以下有益效果:
(1)、该锆改性的氧化铝材料,通过氧化铝材料的原料按重量份比包括:氧化铝40-50份、氧化锆20-30份、改性剂6-10份、三氧化二铁2-4份、氧化铬1-3份、二氧化硅15-25份、抗氧化剂3-5份、稀土元素8-12份、相容剂0.5-0.7份、消泡剂0.2-0.4份、铬矿5-9份、镁砂3-7份、去离子水10-20份,在制备过程中,加入氧化锆在该材料中,氧化锆不同程度的分散在氧化铝的晶界上,起到固定和加强晶界的作用,抑制氧化铝晶粒的长大,使得氧化铝材料性能更加稳定,不易产生裂纹,且氧化锆的抗腐蚀性能、硬度和强度超高,有利于提高氧化铝材料的耐腐蚀性和强度。
(2)、该锆改性的氧化铝材料,通过抗氧化剂为对苯二胺、N-苯基-N'-异丙基-对苯二胺或4,4'一双(2,2-二甲基苄基)二苯胺,相容剂为氢氧化镁、滑石粉、碳酸钙和硫酸钡中的一种或多种的组合,消泡剂为磷酸三丁酯或磷酸酯,抗氧化剂设置提高了氧化铝材料的抗氧化性,相容剂和消泡剂的设置使得制备时,各原料之间更好且稳定的结合在一起,少形成孔洞和裂纹。
(3)、该锆改性的氧化铝材料,通过铬矿和镁砂的设置,使得制成的氧化铝材料耐火性更好,能够在高温环境下长时间使用,不产生裂纹,延长氧化铝材料的使用寿命。
附图说明
图1为本发明对比实验数据统计表图。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
请参阅图1,本发明实施例提供三种技术方案:一种锆改性的氧化铝材料的制备方法,具体包括以下实施例:
实施例1
S1、首先选取45份氧化铝、25份氧化锆、15份去离子水和8份改性剂投入反应釜中,改性剂为钛酸盐,启动反应釜,反应釜的温度为55℃,反应釜的搅拌转速为200转/分钟,搅拌时间为25分钟,反应釜对其混合物进行均匀搅拌;
S2、然后再选取3份三氧化二铁、2份氧化铬、20份二氧化硅、10份稀土元素、7份铬矿、5份镁砂和0.6份相容剂投入反应釜中,稀土元素为镧和铈的组合,相容剂为氢氧化镁和滑石粉的组合,反应釜的搅拌转速为250转/分钟,搅拌时间为20分钟,混合均匀后,最后将4份抗氧化剂和0.3份消泡剂投入反应釜中进行混合,消泡剂为磷酸三丁酯,抗氧化剂为对苯二胺,反应釜的搅拌转速为160转/分钟,搅拌时间为13分钟,得到混合完成的浆料;
S3、将混合完成的浆料倒入氧化铝材料的模具中进行室温干燥,干燥10小时,然后通过成型机将其压制成型,将成型后的氧化铝材料放进烧结炉内进行高温烧结,烧结温度为1450℃,烧结时间为2小时,烧结后进行冷却,即可得到该锆改性的氧化铝材料。
实施例2
S1、首先选取40份氧化铝、20份氧化锆、10份去离子水和6份改性剂投入反应釜中,改性剂为磷酸盐,启动反应釜,反应釜的温度为50℃,反应釜的搅拌转速为150转/分钟,搅拌时间为20分钟,反应釜对其混合物进行均匀搅拌;
S2、然后再选取2份三氧化二铁、1份氧化铬、15份二氧化硅、8份稀土元素、5份铬矿、3份镁砂和0.5份相容剂投入反应釜中,稀土元素为钇,相容剂为碳酸钙,反应釜的搅拌转速为200转/分钟,搅拌时间为15分钟,混合均匀后,最后将3份抗氧化剂和0.2份消泡剂投入反应釜中进行混合,消泡剂为磷酸酯,抗氧化剂为4,4'一双(2,2-二甲基苄基)二苯胺,反应釜的搅拌转速为150转/分钟,搅拌时间为10分钟,得到混合完成的浆料;
S3、将混合完成的浆料倒入氧化铝材料的模具中进行室温干燥,干燥8小时,然后通过成型机将其压制成型,将成型后的氧化铝材料放进烧结炉内进行高温烧结,烧结温度为1400℃,烧结时间为1小时,烧结后进行冷却,即可得到该锆改性的氧化铝材料。
实施例3
S1、首先选取50份氧化铝、30份氧化锆、20份去离子水和10份改性剂投入反应釜中,改性剂为硅烷,启动反应釜,反应釜的温度为60℃,反应釜的搅拌转速为250转/分钟,搅拌时间为30分钟,反应釜对其混合物进行均匀搅拌;
S2、然后再选取4份三氧化二铁、3份氧化铬、25份二氧化硅、12份稀土元素、9份铬矿、7份镁砂和0.7份相容剂投入反应釜中,稀土元素为钕、铕和钇的组合,相容剂为滑石粉、碳酸钙和硫酸钡的组合,反应釜的搅拌转速为300转/分钟,搅拌时间为25分钟,混合均匀后,最后将5份抗氧化剂和0.4份消泡剂投入反应釜中进行混合,抗氧化剂为N-苯基-N'-异丙基-对苯二胺,消泡剂为磷酸三丁酯,反应釜的搅拌转速为170转/分钟,搅拌时间为16分钟,得到混合完成的浆料;
S3、将混合完成的浆料倒入氧化铝材料的模具中进行室温干燥,干燥12小时,然后通过成型机将其压制成型,将成型后的氧化铝材料放进烧结炉内进行高温烧结,烧结温度为1500℃,烧结时间为3小时,烧结后进行冷却,即可得到该锆改性的氧化铝材料。
对比案例
某锆改性的氧化铝材料厂随机选取30名工作人员对该锆改性的氧化铝材料进行耐火性、耐腐蚀性能和抗氧化性能测试,并在相同的时间以及条件下进行浸入式腐蚀试验,其中选取10名工作人员测试本发明实施例1的制作方法所制作的锆改性的氧化铝材料,再随机选取10名工作人员测试本发明实施例2的制作方法所制作的锆改性的氧化铝材料,剩下的10名工作人员测试本发明实施例3的制作方法所制作的锆改性的氧化铝材料,取各组别制备的锆改性的氧化铝材料各10份,在30名工作人员进行测试之后,对其测试后的耐火性、耐腐蚀性能和抗氧化性能进行记录并制作统计表图。
如图1所示,本实施例1中制备的锆改性的氧化铝材料耐火性、耐腐蚀性能和抗氧化性能最佳,氧化铝材料性能最稳定,不易产生裂纹,且提高了氧化铝材料的耐腐蚀性和强度。
需要说明的是,在本文中,诸如第一和第二等之类的关系术语仅仅用来将一个实体或者操作与另一个实体或操作区分开来,而不一定要求或者暗示这些实体或操作之间存在任何这种实际的关系或者顺序。而且,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者设备不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者设备所固有的要素。
尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本发明的范围由所附权利要求及其等同物限定。
Claims (8)
1.一种锆改性的氧化铝材料,其特征在于:所述氧化铝材料的原料按重量份比包括:氧化铝40-50份、氧化锆20-30份、改性剂6-10份、三氧化二铁2-4份、氧化铬1-3份、二氧化硅15-25份、抗氧化剂3-5份、稀土元素8-12份、相容剂0.5-0.7份、消泡剂0.2-0.4份、铬矿5-9份、镁砂3-7份、去离子水10-20份。
2.根据权利要求1所述的一种锆改性的氧化铝材料,其特征在于:所述氧化铝材料的原料组分具体包括:氧化铝45份、氧化锆25份、改性剂8份、三氧化二铁3份、氧化铬2份、二氧化硅20份、抗氧化剂4份、稀土元素10份、相容剂0.6份、消泡剂0.3份、铬矿7份、镁砂5份、去离子水15份。
3.根据权利要求1所述的一种锆改性的氧化铝材料,其特征在于:所述氧化铝材料的原料组分具体包括:氧化铝40份、氧化锆20份、改性剂6份、三氧化二铁2份、氧化铬1份、二氧化硅15份、抗氧化剂3份、稀土元素8份、相容剂0.5份、消泡剂0.2份、铬矿5份、镁砂3份、去离子水10份。
4.根据权利要求1所述的一种锆改性的氧化铝材料,其特征在于:所述氧化铝材料的原料组分具体包括:氧化铝50份、氧化锆30份、改性剂10份、三氧化二铁4份、氧化铬3份、二氧化硅25份、抗氧化剂5份、稀土元素12份、相容剂0.7份、消泡剂0.4份、铬矿9份、镁砂7份、去离子水20份。
5.根据权利要求1-4任意一项所述的一种锆改性的氧化铝材料,其特征在于:所述改性剂为钛酸盐、硬脂酸、磷酸盐或硅烷,所述稀土元素为镧、铈、钕、铕和钇中的一种或多种的组合。
6.根据权利要求1-4任意一项所述的一种锆改性的氧化铝材料,其特征在于:所述相容剂为氢氧化镁、滑石粉、碳酸钙和硫酸钡中的一种或多种的组合。
7.根据权利要求1-4任意一项所述的一种锆改性的氧化铝材料,其特征在于:所述消泡剂为磷酸三丁酯或磷酸酯,所述抗氧化剂为对苯二胺、N-苯基-N'-异丙基-对苯二胺或4,4'一双(2,2-二甲基苄基)二苯胺。
8.根据权利要求1-7任意一项所述的一种锆改性的氧化铝材料的制备方法,其特征在于:具体包括以下步骤:
S1、首先选取适量的氧化铝、氧化锆、去离子水和改性剂投入反应釜中,启动反应釜,反应釜的温度为50-60℃,反应釜的搅拌转速为150-250转/分钟,搅拌时间为20-30分钟,反应釜对其混合物进行均匀搅拌;
S2、然后再选取适量的三氧化二铁、氧化铬、二氧化硅、稀土元素、铬矿、镁砂和相容剂投入反应釜中,反应釜的搅拌转速为200-300转/分钟,搅拌时间为15-25分钟,混合均匀后,最后将适量的抗氧化剂和消泡剂投入反应釜中进行混合,反应釜的搅拌转速为150-170转/分钟,搅拌时间为10-16分钟,得到混合完成的浆料;
S3、将混合完成的浆料倒入氧化铝材料的模具中进行室温干燥,干燥8-12小时,然后通过成型机将其压制成型,将成型后的氧化铝材料放进烧结炉内进行高温烧结,烧结温度为1400-1500℃,烧结时间为1-3小时,烧结后进行冷却,即可得到该锆改性的氧化铝材料。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010598117.XA CN111763093A (zh) | 2020-06-28 | 2020-06-28 | 一种锆改性的氧化铝材料 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010598117.XA CN111763093A (zh) | 2020-06-28 | 2020-06-28 | 一种锆改性的氧化铝材料 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111763093A true CN111763093A (zh) | 2020-10-13 |
Family
ID=72722077
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010598117.XA Pending CN111763093A (zh) | 2020-06-28 | 2020-06-28 | 一种锆改性的氧化铝材料 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111763093A (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1216295A (zh) * | 1998-07-24 | 1999-05-12 | 赵文厚 | 镁铝铬耐火材料及其生产方法 |
JP2005270895A (ja) * | 2004-03-26 | 2005-10-06 | Noritake Co Ltd | 酸化反応装置およびその利用 |
CN101328039A (zh) * | 2008-08-04 | 2008-12-24 | 覃庆峰 | 人造石面板及其制造方法 |
CN104446457A (zh) * | 2014-11-18 | 2015-03-25 | 潮州三环(集团)股份有限公司 | 一种改性氧化锆陶瓷材料及其应用 |
CN104803691A (zh) * | 2015-04-22 | 2015-07-29 | 苏州统明机械有限公司 | 一种热喷涂用耐高温陶瓷及其制备方法 |
CN107586120A (zh) * | 2016-07-08 | 2018-01-16 | 张翠华 | 一种氧化铝材料 |
CN110669401A (zh) * | 2019-10-17 | 2020-01-10 | 杭州宝力体育设施工程有限公司 | 一种建筑用环保型防水材料 |
-
2020
- 2020-06-28 CN CN202010598117.XA patent/CN111763093A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1216295A (zh) * | 1998-07-24 | 1999-05-12 | 赵文厚 | 镁铝铬耐火材料及其生产方法 |
JP2005270895A (ja) * | 2004-03-26 | 2005-10-06 | Noritake Co Ltd | 酸化反応装置およびその利用 |
CN101328039A (zh) * | 2008-08-04 | 2008-12-24 | 覃庆峰 | 人造石面板及其制造方法 |
CN104446457A (zh) * | 2014-11-18 | 2015-03-25 | 潮州三环(集团)股份有限公司 | 一种改性氧化锆陶瓷材料及其应用 |
CN104803691A (zh) * | 2015-04-22 | 2015-07-29 | 苏州统明机械有限公司 | 一种热喷涂用耐高温陶瓷及其制备方法 |
CN107586120A (zh) * | 2016-07-08 | 2018-01-16 | 张翠华 | 一种氧化铝材料 |
CN110669401A (zh) * | 2019-10-17 | 2020-01-10 | 杭州宝力体育设施工程有限公司 | 一种建筑用环保型防水材料 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1033020C (zh) | 低发热型水泥组合物 | |
CN111187090A (zh) | 一种钢包用尖晶石微粉浇注料和由该浇注料制备预制件的方法 | |
JPH0558722A (ja) | アルミニウムチタネートセラミツクス及びその製造方法 | |
CN111362708A (zh) | 一种钛铝合金熔炼用耐火材料及其制备方法 | |
EP4339175A1 (en) | Corrosion-resistant refractory material, preparation method therefor, and use thereof | |
CN112624755A (zh) | 微波介质陶瓷材料及其制备方法 | |
EP4339176A1 (en) | High-purity compact calcium hexa-aluminate-based refractory material and preparation method therefor | |
US8669198B2 (en) | Basic refractories composition containing magnesium orthotitanate and calcium titanate, process for its production and uses thereof | |
CN108558417B (zh) | 一种钛铝酸钙隔热耐火材料及其制备方法 | |
CN114685149B (zh) | 一种功能化氧化铝陶瓷纤维及制备方法 | |
CN111763093A (zh) | 一种锆改性的氧化铝材料 | |
CN100357219C (zh) | 一种致密氧化钙砂的制备方法 | |
JPH10194824A (ja) | ジルコニア含有アルミナ焼結体 | |
CN108975949A (zh) | 一种基于原位发泡AlON-AlN多孔材料及其制备方法 | |
US8815759B2 (en) | Cement-free high strength unshaped refractory | |
CN108025985B (zh) | 不定形耐火物 | |
CN112723892B (zh) | 一种具有优良导热性的陶瓷材料的制备方法及陶瓷材料 | |
US6245315B1 (en) | Process for the production of high density hydration resistant lime sinter | |
CN113896442A (zh) | 一种镁基胶凝材料及其制备方法和应用 | |
JP2002234776A (ja) | 溶鋼取鍋用不定形耐火組成物 | |
CN108975925B (zh) | 一种钢包耐火透气砖的制备方法 | |
CN111333427A (zh) | 一种氧化镁掺杂系列均质料及其制备方法 | |
UA111023C2 (uk) | Вогнетривка керамічна шихта й утворена з неї цегла | |
US4073656A (en) | Fired refractory brick and process for preparing the same | |
JP2001253766A (ja) | 高密度耐水和性石灰焼結物の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201013 |
|
RJ01 | Rejection of invention patent application after publication |