2) Raney nickel catalyst
雷尼镍催化剂
1.
Raney nickel catalysts were prepared from different Ni-Al alloy precursors by NaOH leaching at 363 K.
雷尼镍催化剂的吸附量热研究王益沈俭一(南京大学化学系,南京210093)HansWarlimont(InstituteforSolidStateandMaterialsResearch,DresdenD01069,German。
2.
The relationship among the microstructure in Raney nickel aluminum alloy,the phase structure in its particle obtained by crushing and the properties of its catalyst was studied in order to increase the stability of Raney nickel catalyst.
本文添加合金元素以细化晶粒,提高了雷尼镍催化剂的活性和稳定性。
3.
Raney nickel catalysts with different iron content were prepared from the Ni Fe Al precursors.
使用不同铁含量的Ni-Fe-Al合金前体制取雷尼镍催化剂。
3) raney nickel catalyst
兰尼镍催化剂
4) alkylation/Raney nickel
烷基化/雷尼镍
5) Raney Fe
雷尼铁催化剂
1.
The emphasis was placed on the Raney Fe.
在催化剂磨损现象和强度理论的基础上,对浆态相费托合成反应中的铁催化剂的磨损机制进行了描述,侧重对系列雷尼铁催化剂的磨损规律加以研究,结果表明雷尼铁的磨损是因为其发达的孔结构,反应条件下沿狭缝形的孔发生破裂,但是并不致使继续粉化,而且其粒度的变化对浆态相费托合成反应活性影响很小,反应结束后的分离性能也显著优于沉淀铁催化剂。
6) Raney Ni
雷尼镍
1.
Synthesis of Indole-2-carboxylic Acid by Raney Ni Catalytic Hydrogenation;
雷尼镍催化氢化法制备吲哚-2-甲酸
2.
Regeneration of Disactivity Raney Ni Catalyst for Sorbitol Production;
山梨醇用失活雷尼镍催化剂的再生利用
3.
6-Amino-7-fluoro-2H-1,4-benzoxazin-3(4H)-one(Ⅱ),an essential intermediate for synthesis of herbicide flumioxazin,was prepared through hydrogenation of 7-fluoro-6-nitro-2H-1,4-benzoxazin-3(4H)-one(Ⅰ) catalyzed by Raney Ni with high yield.
6-氨基-7-氟-2H-1,4-苯并口恶嗪-3(4H)-酮(Ⅱ)是合成除草剂丙炔氟草胺的关键中间体,该文采用雷尼镍催化加氢还原7-氟-6-硝基-2H-1,4-苯并口恶嗪-3(4H)-酮(Ⅰ)高收率的制得了目标化合物Ⅱ,确定了最佳合成工艺条件:反应温度80℃,反应时间5 h,催化剂用量为原料质量的5%,氢气压力6 MPa,产品的收率95。
补充资料:骨架镍催化剂
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说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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