摘要:
The present invention relates to a process for producing a tertiary amine by reducing an amide compound in the presence of a catalyst containing a sponge copper catalyst obtained by leaching alloy particles containing copper and aluminum and drying the thus leached alloy particles. The present invention provides a process for producing high-purity aliphatic tertiary amines containing a less amount of by-products at a high yield by subjecting aliphatic acid amides to hydrogenation reduction under solvent-free moderate conditions.
摘要:
The present invention provides a process for producing high-purity aliphatic tertiary amines containing a less amount of by-products by using a chromium-free catalyst with a good productivity in an economically advantageous manner. The present invention relates to a process for producing a tertiary amine by reducing an amide compound in the presence of a catalyst containing copper and magnesium at a molar ratio of magnesium to copper (magnesium/copper) of from 0.01 to 20.
摘要:
The present invention relates to a process for producing an aliphatic nitrile, including the step of reacting at least one compound selected from the group consisting of an aliphatic monocarboxylic acid, an aliphatic dicarboxylic acid and alkyl esters of these acids containing an alkyl group having 1 to 5 carbon atoms, with ammonia in the presence of a compound of at least one metal selected from the group consisting of zinc, cobalt, titanium and aluminum, and a sulfonic acid compound! and a process for producing an aliphatic amine, including the step of subjecting the aliphatic nitrile produced by the above process to hydrogenation reaction in the presence of a hydrogenation catalyst. There are provided an industrially advantageous process for producing an aliphatic nitrile with a high reactivity; and a process for producing an aliphatic amine using the aliphatic nitrile as a raw material.
摘要:
Provided are a hair cosmetic composition comprising an ether type cationic surfactant represented by the following formula (1): wherein, R1 represents a linear or branched C6-24 alkyl or alkenyl group, R2 and R4 each represents a C1-6 alkyl group or —(AO)nH (A: a C2-4 alkylene group, n: a number of from 1 to 6 with the proviso that n pieces of A may be the same or different and their sequence is optional), R3 represents a C1-6 alkyl group or —(A′O)mH (A′: a C2-4 alkylene group, m: a number of from 1 to 6 with the proviso that m pieces of A may be the same or different and their sequence is optional), and X− represents an anion; a hair cleansing composition containing the cationic surfactant(1); and a method of treating hair with these compositions. The hair cosmetic composition of the present invention can impart good flexibility and smoothness to hair not only when it is wetted but also after drying. When used as a hair cleansing composition, it provides excellent quality of foam and feeling upon use and exhibits good low-temperature stability.
摘要:
The present invention provides an amine or polyamine, which has a surface activity not inferior to a solid tallow-based amine and an excellent workability. A salt of the amine is suited for emulsifying asphalt and the like, and also provides an asphalt emulsion composition which is obtained by using the salt and which has a quick setting property. Namely, the prevent invention provides a polyamine represented by the formula (1), a process for producing the amine, and an asphalt emulsion composition containing a water-soluble salt of the amine. wherein R is a straight or branched hydrocarbon group having 8 to 22 carbon atoms; x is a number of 1 to 5; and each of y and z is a number of 0 to 5 with the proviso that both of y and z are not 0 at the same time.
摘要:
The present invention provides a process for easily producing an alkylene oxide adduct to an aliphatic amine compound which has a fully excellent color, is not turbid, and does not deteriorate in color even through long-term storage. That is, the present invention provides a process for producing an alkylene oxide adduct to a primary or secondary amine compound having an aliphatic, saturated or unsaturated, hydrocarbon radical having 8 to 22 carbon atoms, having an excellent color, by reacting an alkyene oxide to the amine compound, characterized by comprising the step of adding a base or an aqueous solution thereof to the amine compound and then heating the mixture.
摘要:
Processes for producing a polyurethane, a rigid polyurethane foam, a flexible polyurethane foam and a spray type rigid polyurethane foam are disclosed. In these processes, a specified tertiary aminoalcohol is used as a polyol component and a catalyst.
摘要:
The present invention relates to a process for producing an aliphatic carboxylic acid amide, including the step of reacting an aliphatic carboxylic acid or an alkyl ester thereof containing an alkyl group having 1 to 4 carbon atoms with a mono- or dialkylamine containing an alkyl group or groups having 1 to 4 carbon atoms in the presence of a solid acid catalyst containing titanium oxide as a main component and an oxide or oxides of at least one element selected from elements (except titanium) belonging to Groups 4, 5 and 14 of the long form of the periodic table, wherein the catalyst has an average particle diameter of 2 μm or more. The process for producing an aliphatic carboxylic acid amide according to the present invention has a high reaction efficiency of the reaction of the aliphatic carboxylic acid or alkyl ester thereof with the mono- or dialkylamine, and shows an excellent filtration efficiency in separation of the catalyst.
摘要:
The present invention relates to a process for producing an aliphatic primary amine or an aliphatic secondary amine from an aliphatic alcohol with a high catalytic activity and a high selectivity. In the process for producing an aliphatic amine according to the present invention, a linear, branched, or cyclic aliphatic alcohol having 6 to 22 carbon atoms is contacted with ammonia and hydrogen in the presence of a catalyst formed by supporting a ruthenium component on at least one material selected from the group consisting of (B) a zirconia-containing composite oxide and (C) zirconia surface-treated with a metal by hydrolysis of (A) a ruthenium compound.
摘要:
The present invention relates to a process for producing an aliphatic carboxylic acid amide, including the step of reacting an aliphatic carboxylic acid or an alkyl ester thereof containing an alkyl group having 1 to 4 carbon atoms with a mono- or dialkylamine containing an alkyl group or groups having 1 to 4 carbon atoms in the presence of a solid acid catalyst containing titanium oxide as a main component and an oxide or oxides of at least one element selected from elements (except titanium) belonging to Groups 4, 5 and 14 of the long form of the periodic table, wherein the catalyst has an average particle diameter of 2 μm or more. The process for producing an aliphatic carboxylic acid amide according to the present invention has a high reaction efficiency of the reaction of the aliphatic carboxylic acid or alkyl ester thereof with the mono- or dialkylamine, and shows an excellent filtration efficiency in separation of the catalyst.