JP2007509212A5

JP2007509212A5 -

Info

Publication number: JP2007509212A5
Application number: JP2006535938A
Authority: JP
Filing date: 2004-10-15
Publication date: 2007-09-06
Anticipated expiration: 2024-10-15

Claims

Additive component a) an ethylene-vinyl ester copolymer having a weight average molecular weight of 3000 to 50000 and an ethylene proportion of 50 to 90% by weight,
And b) 50 to 80 mol% of the hydroxyl groups are esterified with unsaturated C ₁₂ -C ₄₀ monocarboxylic acids, 20-50 mol% of the hydroxyl groups are partially imidized maleic anhydride copolymers and A mixed ester of glycerin, which has been esterified with a partially esterified maleic anhydride copolymer,
And / or c) partially and / or fully imidized of maleic anhydride and α-methylstyrene having a number average molecular weight of 1500-15000 and at least one end group based on α-methylstyrene dimer A copolymer and / or d) a wax composition comprising:
d1) A wax-like oligomeric ester based on glyceryl monostearate and dimer acid, the conversion product being at least 90% by weight,

(Where n = 1 to 20, total a + b + c + d = 30, Z = 12 to 20, Y = H or

X = H or

Is)
Wax-like oligomeric ester corresponding to the structure,
And / or d2) a wax ester of petrolatum-like consistency of at least two different linear and / or branched C ₁₄ -C ₃₆ alcohols and dimer acids, the conversion product being at least 80% by weight But,

(Wherein i = 13 to 35; s = 13 to 35, the sum of k + m + n + p is 30 to 34, and (CH ₂ ) _i or (CH ₂ ) _s is linear or linear and branched)
Wax ester, corresponding to the structure
Wax compositions based on natural starting materials of the type
Containing
The content of the additive mixture in mineral oil is 0.005% by mass, the mass ratio a / b or a / c or a / d of the additive component, are respectively 10 / 90-90 / 10 ,
A composition of mineral oil as the main component and a minor additive mixture.

The composition according to claim 1, wherein the ethylene-vinyl ester copolymer of the additive mixture is an ethylene-vinyl acetate copolymer having a vinyl acetate content of 12-50% by weight.

The ethylene-vinyl ester copolymer of the additive mixture is a mixture of 10-90 wt% unmodified ethylene-vinyl ester copolymer and 90-10 wt% ethylene-vinyl ester copolymer modified with polar groups, The composition according to claim 1 or 2.

The modified ethylene-vinyl ester copolymer of the additive mixture is converted into an oxidized ethylene-vinyl ester copolymer, partially saponified ethylene-vinyl ester copolymer, partially saponified ethylene-vinyl ester copolymer hemi 4. A composition according to claim 3, which is an ethylene-vinyl ester copolymer grafted with acetals and / or polar unsaturated monomers of the vinyl ester, (meth) acrylic ester and / or vinyl ether type.

The C ₁₂ -C ₄₀ monocarboxylic acid contained as an esterification component in the glycerin mixed ester of the additive mixture is 45 to 52% by mass of the C ₂₂ monocarboxylic acid based on the total weight of the C ₁₂ -C ₄₀ monocarboxylic acid. The partially imidized maleic anhydride copolymer consisting of an acid and included as an esterification component is a maleic anhydride-α-methylstyrene copolymer partially imidized with a C ₆ -C ₂₄ monoalkylamine. , the molar ratio of C ₆ -C ₂₄ monoalkyl amine bound in the anhydride groups / copolymer in the copolymer is 8/1 to 1.3 / 1 maleic anhydride -α- methyl styrene copolymer is, claim The composition as described in any one of 1-4.

Maleic anhydride-α-, which is a partially imidized copolymer of maleic anhydride and α-methylstyrene as additive component c), partially imidized with C ₆ -C ₂₄ monoalkylamine methyl styrene copolymer, the molar ratio of C ₆ -C ₂₄ monoalkyl amine bound in the anhydride groups / copolymer in the copolymer is 8/1 to 1.3 / 1 in which maleic anhydride -α- methyl styrene The composition according to any one of claims 1 to 4, which is a copolymer.

A wax ester having a petrolatum-like consistency as additive component d2) is 2-hexyldecan-1-ol, 2-octyldecan-1-ol or 2-octyldecan-1-ol which is Guerbet alcohol. and type, by cutting the vegetable oil having a high oleic acid content (Spaltung), then a wax esters based on a dimer acid obtained by catalytic dimerization, to any one of claims 1 to 4 The composition as described.

The mineral oil composition according to any one of claims 1 to 7, wherein the mineral oil is a heating oil, light oil or diesel oil each having a sulfur content of less than 0.05% by mass.

Mineral oil composition, the additive components a + b, a + c, a + d, a + b + c, a + b + c total 0 to 200 wt% with respect to + d or a + c + d, fatty acid mixtures, polar nitrogen compounds, ethylenically unsaturated C ₄ -C ₂₀ dicarboxylic acid anhydride modified copolymer, a non-modified ethylene things - vinyl ester copolymers, C ₇ -C ₃₀ alcohols, polyalkylene glycols, esters or ethers of polyoxyalkylene compounds, C ₂ -C ₆ oxyalkyl crosslinked C ₁₂ -C ₄₀ monocarboxylic acids, hydrocarbon polymers, alkylphenol - aldehyde copolymers, aromatic compounds having C ₈ -C ₁₀₀ alkyl substituents, carboxylated polyamines, detergents, corrosion inhibitors, demulsifiers, metal deactivators, cetane improvers, 1 or 2 or more selected from the group consisting of defoamers and cosolvents Other additives components including the above, the composition of the mineral oil according to any one of claims 1 to 8.

The composition of mineral oil according to claim 9, wherein the polar nitrogen compound is polyamine, ether amine, amino alcohol, amine salt of polyvalent carboxylic acid, amide or imide.

C ₂₂ ~ C ₆₆ Oxyalkyl bridge C ₁₂₁₂ ~ C ₄₀₄₀ Monocarboxylic acid is unsaturated C ₁₆₁₆ ~ C _{24twenty four} C relative to the total mass of the monocarboxylic acid _{22twenty two} C whose monocarboxylic acid content is 45-52 mass% _3Three ~ C _4Four Oxyalkyl bridged unsaturated C ₁₆₁₆ ~ C _{24twenty four} 10. A mineral oil composition according to claim 9 which is a monocarboxylic acid.

Additive component a) an ethylene-vinyl ester copolymer having a weight average molecular weight of 3000 to 50000 and an ethylene proportion of 50 to 90% by weight,
And b) 50 to 80 mol% of the hydroxyl groups are esterified with unsaturated C ₁₂ -C ₄₀ monocarboxylic acids, 20-50 mol% of the hydroxyl groups are partially imidized maleic anhydride copolymers and A mixed ester of glycerin, which is esterified with a partially esterified maleic anhydride copolymer,
And / or c) partially and / or fully imidized of maleic anhydride and α-methylstyrene having a number average molecular weight of 1500-15000 and at least one end group of the α-methylstyrene dimer system Copolymer,
And / or d) a wax composition comprising:
d1) A wax-like oligomeric ester based on glyceryl monostearate and dimer acid, the conversion product being at least 90% by weight

(Where n = 1 to 20, total a + b + c + d = 30, Z = 12 to 20, Y = H or

X = H or

Is)
Wax-like oligomeric ester corresponding to the structure,
And / or d2) at least two different straight-chain and / or branched C ₁₄ -C ₃₆ wax ester having a petroleum jelly-like consistency based on alcohol and dimer acid, the conversion product is at least 80 wt% But,

[Wherein, i = 13 to 35; s = 13 to 35, the sum of k + m + n + p is 30 to 34, and (CH ₂ ) i or (CH ₂ ) s is linear or linear and branched]
Wax ester, corresponding to the structure
Wax compositions based on natural starting materials of the type
Contains the content of the additive mixture in the mineral oil is a 0.005 wt%, the mass ratio a / b or a / c or a / d of the additive component, respectively 10/90 90/10, the additive mixture,
-In the first process step, a solution containing 1 to 60% by weight additive components in middle distillate mineral oil is produced at 20-90 ° C; and-in the second process step, obtained in the first process step. the solution is homogenized with the mineral oil as main component was,
Therefore, to produce the preliminary homogeneous process,
Further, in the first process step and / or the second process step, another additive component in total of 0 to 200% by mass with respect to the additive component a + b, a + c, a + d, a + b + c, a + b + c + d or a + c + d is added to the mineral oil. ,
A method for producing a composition comprising a mineral oil as a main component and an additive mixture of a trace amount.

Transported at low temperatures, as stored Rubeki flowing medium, use of a composition according to any one of claims 1 to 12.