CN106967489B

CN106967489B - Biological cutting oil and preparation method thereof

Info

Publication number: CN106967489B
Application number: CN201710315930.XA
Authority: CN
Inventors: 于程歆; 魏滨滨; 于玫; 于旻; 邵占林
Original assignee: DALIAN HAIWEI PETROLEUM CHEMICALS Co Ltd; Sanhe Ju Feng Bio Energy Co Ltd
Current assignee: DALIAN HAIWEI PETROLEUM CHEMICALS Co Ltd; Sanhe Ju Feng Bio Energy Co Ltd
Priority date: 2017-05-08
Filing date: 2017-05-08
Publication date: 2020-01-14
Anticipated expiration: 2037-05-08
Also published as: CN106967489A

Abstract

The invention discloses a biological cutting oil, which is prepared by taking primary refined waste edible oil or transgenic soybean oil as base oil, adding a plurality of functional composite additives, including a surfactant, an antioxidant preservative, an antirust agent, an extreme pressure antiwear agent, an antirust agent and a defoaming agent, into an oil-in-water (O/W) emulsion, is suitable for the processes of turning, grinding, boring, milling, planning, drilling and the like of metal workpieces as metal processing, has the functions of lubricating, cleaning, cooling, antirust and extreme pressure, prolongs the service life of the cutting fluid, and improves the hard water resistance and the emulsion stability. The used additives are nontoxic and harmless, and the base oil in the emulsion can be biodegraded.

Description

Biological cutting oil and preparation method thereof

Technical Field

The invention relates to the field of metal cutting oil, in particular to biological cutting oil and a preparation method thereof.

Background

In the world, metal cutting oil is blended by taking mineral oil as a carrier and adding various additives for a long time. However, because petroleum belongs to non-renewable energy sources and mineral oil is difficult to degrade, the waste liquid treatment difficulty is high, the environment is easy to be polluted, and the consumption of the surfactant and the extreme pressure antiwear agent is high.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: compatibility of the primary refined waste edible oil and the transgenic soybean oil with various functional additives; screening and determining ionic and nonionic surfactants and auxiliaries, obtaining the optimal HLB value of biological oil emulsification, and adding the optimal HLB value into the base oil to obtain the emulsification effect and the emulsification stability; screening and determining antioxidant preservative with composite synergistic effect; screening and determining single agents such as extreme pressure antiwear agents, antirust agents and the like.

In order to solve the technical problems, the invention provides biological cutting oil which adopts transgenic soybean oil or primary refined waste edible oil as base oil and is added with various functional additives, wherein the biological cutting oil comprises the following components in parts by weight:

preferably, the composition comprises the following components in parts by weight:

preferably, the surfactant is a mixture of a nonionic surfactant, an anionic surfactant and an auxiliary agent, wherein the nonionic surfactant is a mixture of OP-10 and OP-15, the weight parts of the nonionic surfactant are 42-70.5 parts, and the proportion of the OP-10 to the OP-15 is 1: 1, the anionic surfactant is a mixture of span-80 and tween-60, the weight parts are 19.5-56.46, and the proportion of span-80 to tween-60 is 1: 1; the auxiliary agent is imidazoline oleate, and the weight portion is 0.2-2 portions.

Preferably, the antioxidant preservative is a compound of 2, 6-di-tert-butyl-p-cresol, a benzotriazole aldehyde-amine condensate, 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) and butyl hydroxyanisole, wherein the 2, 6-di-tert-butyl-p-cresol is 0.01-1 part by weight, the benzotriazole aldehyde-amine condensate is 0.01-1 part by weight, the 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) is 0.01-1 part by weight, and the butyl hydroxyanisole is 0.01-1 part by weight.

Preferably, the extreme pressure antiwear agent is a borate extreme pressure agent.

Preferably, the antirust agent is a mixture consisting of barium petroleum sulfonate T701, sodium petroleum sulfonate T702 and dodecenylsuccinic acid T746 in a proportion of 1: 1: 1.

preferably, the defoaming agent is a mixture of dimethyl silicone oil and modified silicone emulsion, and the ratio of the dimethyl silicone oil to the modified silicone emulsion is 1: 5.

the application also discloses a preparation method of the biological cutting oil, which comprises the steps of firstly uniformly stirring the surfactant, the antioxidant preservative, the extreme pressure antiwear agent, the antirust agent and the defoaming agent at the temperature of 60-150 ℃, and dissolving the mixture in base oil with the mass of 3-5 times that of the mixture in a stirring state to form a composite additive; adding the rest of the base oil in parts by weight into a blending kettle, and heating to 30-80 ℃; then adding the composite additive, and continuously keeping the temperature until all the additives are completely dissolved; and finally, transferring to a storage tank for storage or directly packaging.

Compared with the prior art, the biological cutting oil disclosed by the invention achieves the following effects:

the biological cutting oil has better lubricity and extreme pressure abrasion resistance than mineral oil, and can process parts with higher precision and surface roughness by adopting emulsion with the same concentration; or the use concentration is reduced, and the parts with the same processing quality are obtained.

The bio-oil belongs to renewable energy sources and is beneficial to saving energy sources.

The biological oil can be biodegraded, and the treatment difficulty of the waste emulsion is greatly reduced.

The biological cutting oil is an oil-in-water (O/W) emulsion, is suitable for the procedures of turning, grinding, boring, milling, planning, drilling and the like of metal workpieces when used for metal processing, has the functions of lubricating, cleaning, cooling, rust prevention and extreme pressure, prolongs the service life of the cutting fluid, and improves the hard water resistance and the emulsification stability. The used additives are nontoxic and harmless, and the base oil in the emulsion can be biodegraded.

Detailed Description

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect. The following description is of the preferred embodiment for carrying out the invention, and is made for the purpose of illustrating the general principles of the invention and not for the purpose of limiting the scope of the invention. The scope of the present invention is defined by the appended claims.

Example 1:

the embodiment provides a biological cutting oil which is prepared by heating the following components in percentage by mass to 30-80 ℃ in a stirring state and blending, wherein the base oil is transgenic soybean oil:

table 1 example 1 bio-cutting oil composition

Component name	Mass percent
		Base oil	88％
Composite additive	12％

The sum of the components is 100 percent. The mass of the base oil is 880kg, and the mass of the composite additive is 120 kg. The composition of the additive package is shown in Table 2:

table 2 example 1 additive package composition

Component name	Parts by weight
		Base oil	17.4
Surface active agent	3
		Antioxidant preservative	1
Extreme pressure antiwear agent	0.2
		Rust inhibitor	1.6
Defoaming agent	100PPm
		Total up to	23.2

The sum of the components is 100 percent. The base oil content in the composite additive does not account for the base oil content in table 1, so the total mass fraction of the base oil in this example is 88% + 12% × 17.4/23.2 ═ 97% (mass unit of the antifoaming agent is one ten thousandth, so it is ignored in the calculation).

The surfactant in the above table is a mixture of nonionic surfactant, anionic surfactant and adjuvant (15.52 kg in total), and the weight ratio of nonionic surfactant, anionic surfactant and adjuvant is 50: 30: 1, wherein the nonionic surfactant is a mixture of OP-10 and OP-15, and the proportion of the OP-10 to the OP-15 is 1: 1, the anionic surfactant is a mixture of span-80 and tween-60, and the proportion of span-80 to tween-60 is 1: 1; the auxiliary agent is imidazoline oleate. OP-10 and OP-15, span-80 and Tween-60 are all surfactants in the prior art, OP-10 and OP-15 are condensates of alkylphenol and ethylene oxide, span-80 is yellow oily liquid, can be dispersed in warm water and ethanol, is dissolved in organic solvents such as propylene glycol, liquid paraffin, ethanol, methanol or ethyl acetate, has HLB of 4.3, and is commonly used as an emulsifier of water-in-oil type emulsion; tween-60 is stearate.

The antioxidant preservative is a compound of 2, 6-di-tert-butyl-p-cresol, a benzene triazolaldehyde-amine condensate, 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) and butyl hydroxyanisole, wherein the weight part of the 2, 6-di-tert-butyl-p-cresol is 0.25, the weight part of the benzene triazolaldehyde-amine condensate is 0.25, the weight part of the 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) is 0.25, and the weight part of the butyl hydroxyanisole is 0.25.

The extreme pressure antiwear agent is a borate extreme pressure agent.

The antirust agent is a mixture consisting of barium petroleum sulfonate, sodium petroleum sulfonate and dodecenylsuccinic acid, and the ratio of the components is 1: 1: 1.

the defoaming agent is a mixture of dimethyl silicone oil and modified organic silicon emulsion, and the proportion of the dimethyl silicone oil to the modified organic silicon emulsion is 1: 5.

when in production, OP-10, OP-15, span-80, Tween-60, imidazoline oleate, 2, 6-di-tert-butyl-p-cresol, benzotriazole aldehyde-amine condensate, 4-methylene-bis- (2, 6-di-tert-butylphenol) and butyl hydroxy anisole, borate extreme pressure agent, barium petroleum sulfonate, sodium petroleum sulfonate, dodecenyl succinic acid, dimethyl silicone oil and modified organic silicon emulsion are mixed and stirred uniformly at the temperature of 100 ℃ and are dissolved in 3 times of base oil while stirring, so that the advantages that various additives are fully dissolved in a small amount of base oil at high temperature, the temperature required for subsequent production of the rest base oil is lower (30-80 ℃) to save energy, the various additives directly added into the base oil in the prior art can be completely dissolved only by heating the temperature to 60-150 ℃, the energy consumption is relatively large.

The production method of the biological cutting oil comprises the following steps: firstly, uniformly stirring an antioxidant preservative, an extreme pressure antiwear agent, an antirust agent and a defoaming agent at the temperature of 60-150 ℃, and dissolving the antioxidant preservative, the extreme pressure antiwear agent, the antirust agent and the defoaming agent in base oil with the mass of 3-5 times that of the base oil under the stirring state to form a composite additive; adding the rest of the base oil in parts by weight into a blending kettle, and heating to 30-80 ℃; then adding the composite additive; continuously keeping the temperature until all the additives are completely dissolved; and finally, transferring to a storage tank for storage or directly packaging.

The quality index of the bio-cutting oil obtained according to the method and composition of the present example is shown in table 3:

table 3 example 1 bio-cutting oil quality index

As can be seen from Table 3, the bio-cutting oil in this example has good properties and completely meets the product quality requirements.

Example 2 was carried out:

the embodiment provides biological rolling oil, the production quality is 1000kg, the biological rolling oil is prepared by heating the following components in percentage by weight to 30-80 ℃ under a stirring state and blending, the base oil is first-grade refined waste edible oil, the refined waste edible oil is the refined degree determined according to the color and the acid value, and the higher the refined degree is, the lighter the color is, and the lower the acid value is. The first-stage refined waste edible oil is clear and transparent, the acid value is lower than 0.3mgKOH/g, the second-stage refined waste edible oil is golden and transparent, the acid value is lower than 0.8mgKOH/g, the third-stage refined waste edible oil is darker in color, the acid value is lower than 1.5mgKOH/g, the fourth-stage refined waste edible oil with the acid value is darker in color, the acid value is lower than 3mgKOH/g, but the biological cutting oil is relatively transparent under light, and the composition of the biological cutting oil is shown in Table 4:

table 4 example 2 bio-cutting oil composition

Component name	Mass percent
		Base oil	85％
Composite additive	15％

The sum of the components is 100 percent. The mass of the base oil is 850kg, and the mass of the composite additive is 150 kg.

The composition of the composite additive is shown in a table 5:

table 5 example 2 additive package composition

Component name	Parts by weight
		Base oil	24.5
Surface active agent	4
		Antioxidant preservative	0.5
Extreme pressure antiwear agent	0.3
		Rust inhibitor	0.1
Defoaming agent	60ppm
		Total up to	29.4

The sum of the components is 100 percent. The base oil content in the complex additive does not account for the base oil content in table 4, so the total mass fraction of the base oil in this example is 85% + 15% × 24.5/29.4 ═ 97% (mass unit of defoamer is one ten thousandth, so it is ignored in the calculation).

The surfactant in the above table is a mixture of nonionic surfactant, anionic surfactant and adjuvant (total 20.41kg), and the weight ratio of nonionic surfactant, anionic surfactant and adjuvant is 60: 40: 2, wherein the nonionic surfactant is a mixture of OP-10 and OP-15, and the proportion of the OP-10 to the OP-15 is 1: 1, the anionic surfactant is a mixture of span-80 and tween-60, and the proportion of span-80 to tween-60 is 1: 1; the auxiliary agent is imidazoline oleate. OP-10 and OP-15, span-80 and Tween-60 are all surfactants in the prior art, OP-10 and OP-15 are condensates of alkylphenol and ethylene oxide, span-80 is yellow oily liquid, can be dispersed in warm water and ethanol, is dissolved in organic solvents such as propylene glycol, liquid paraffin, ethanol, methanol or ethyl acetate, has HLB of 4.3, and is commonly used as an emulsifier of water-in-oil type emulsion; tween-60 is stearate.

The antioxidant preservative is a compound of 2, 6-di-tert-butyl-p-cresol, a benzene triazolaldehyde-amine condensate, 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) and butyl hydroxyanisole, wherein the weight part of the 2, 6-di-tert-butyl-p-cresol is 0.8, the weight part of the benzene triazolaldehyde-amine condensate is 0.8, the weight part of the 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) is 0.8, and the weight part of the butyl hydroxyanisole is 0.8.

The extreme pressure antiwear agent is a borate extreme pressure agent.

TABLE 6 EXAMPLE 2 quality index of bio-cutting oil

Example 3:

a biological cutting oil adopts transgenic soybean oil as base oil, is added with various functional additives, and comprises the following components:

the surfactant is a mixture of a nonionic surfactant, an anionic surfactant and an auxiliary agent, wherein the nonionic surfactant is a mixture of OP-10 and OP-15, the weight parts are 42 parts, and the proportion of the OP-10 to the OP-15 is 1: 1, the anionic surfactant is a mixture of span-80 and tween-60, the weight part is 19.5 parts, and the proportion of span-80 to tween-60 is 1: 1; the auxiliary agent is imidazoline oleate, and the weight portion is 0.2 portion.

The antioxidant preservative is a compound of 2, 6-di-tert-butyl-p-cresol, a benzene triazolaldehyde-amine condensate, 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) and butyl hydroxyanisole, wherein the weight part of the 2, 6-di-tert-butyl-p-cresol is 0.01 part, the weight part of the benzene triazolaldehyde-amine condensate is 0.01 part, the weight part of the 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) is 0.01 part, and the weight part of the butyl hydroxyanisole is 0.01 part.

The extreme pressure antiwear agent is a borate extreme pressure agent.

the production was carried out according to the production method in example 1.

Example 4:

the surfactant is a mixture of a nonionic surfactant, an anionic surfactant and an auxiliary agent, wherein the nonionic surfactant is a mixture of OP-10 and OP-15, the weight parts are 70.5 parts, and the proportion of OP-10 to OP-15 is 1: 1, the anionic surfactant is a mixture of span-80 and tween-60, the weight parts are 56.46 parts, and the proportion of span-80 to tween-60 is 1: 1; the auxiliary agent is imidazoline oleate, and the weight portion is 2 portions.

The antioxidant preservative is a compound of 2, 6-di-tert-butyl-p-cresol, a benzene triazolaldehyde-amine condensate, 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) and butyl hydroxyanisole, wherein the weight part of the 2, 6-di-tert-butyl-p-cresol is 1 part, the weight part of the benzene triazolaldehyde-amine condensate is 1 part, the weight part of the 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) is 1 part, and the weight part of the butyl hydroxyanisole is 1 part.

The extreme pressure antiwear agent is a borate extreme pressure agent.

the production was carried out according to the production method in example 1.

Example 5:

a biological cutting oil is prepared by taking primary refined waste edible oil as base oil and adding various functional additives, wherein the components and the compositions are as follows:

The extreme pressure antiwear agent is a borate extreme pressure agent.

the production was carried out according to the production method in example 1.

Example 6:

The extreme pressure antiwear agent is a borate extreme pressure agent.

the production was carried out according to the production method in example 1.

Example 7:

the surfactant is a mixture of a nonionic surfactant, an anionic surfactant and an auxiliary agent, wherein the nonionic surfactant is a mixture of OP-10 and OP-15, the weight parts are 56 parts, and the proportion of the OP-10 to the OP-15 is 1: 1, the anionic surfactant is a mixture of span-80 and tween-60, the weight part is 38 parts, and the proportion of span-80 to tween-60 is 1: 1; the auxiliary agent is imidazoline oleate with the weight portion of 1.1 portion.

The antioxidant preservative is a compound of 2, 6-di-tert-butyl-p-cresol, a benzene triazolaldehyde-amine condensate, 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) and butyl hydroxyanisole, wherein the 2, 6-di-tert-butyl-p-cresol is 0.5 part by weight, the benzene triazolaldehyde-amine condensate is 0.5 part by weight, the 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) is 0.5 part by weight, and the butyl hydroxyanisole is 0.5 part by weight.

The extreme pressure antiwear agent is a borate extreme pressure agent.

the production was carried out according to the production method in example 1.

Example 8:

the surfactant is a mixture of a nonionic surfactant, an anionic surfactant and an auxiliary agent, wherein the nonionic surfactant is a mixture of OP-10 and OP-15, the weight parts are 60 parts, and the proportion of the OP-10 to the OP-15 is 1: 1, the anionic surfactant is a mixture of span-80 and tween-60, the weight part is 40 parts, and the proportion of span-80 to tween-60 is 1: 1; the auxiliary agent is imidazoline oleate, and the weight portion is 1.4 portions.

The antioxidant preservative is a compound of 2, 6-di-tert-butyl-p-cresol, a benzene triazolaldehyde-amine condensate, 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) and butyl hydroxyanisole, wherein the 2, 6-di-tert-butyl-p-cresol is 0.7 part by weight, the benzene triazolaldehyde-amine condensate is 0.7 part by weight, the 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) is 0.7 part by weight, and the butyl hydroxyanisole is 0.7 part by weight.

The extreme pressure antiwear agent is a borate extreme pressure agent.

the production was carried out according to the production method in example 1.

The foregoing description shows and describes several preferred embodiments of the invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The biological cutting oil is characterized in that transgenic soybean oil or primary refined waste edible oil is adopted as base oil, and a plurality of functional additives are added, wherein the biological cutting oil comprises the following components in parts by weight:

the surfactant is composed of (1), (2) and (3):

(1) 42-70.5 parts of a mixture of OP-10 and OP-15, wherein the proportion of the OP-10 to the OP-15 is 1: 1;

(2) 19.5-56.46 parts of a mixture of span-80 and tween-60, wherein the ratio of span-80 to tween-60 is 1: 1;

(3) the auxiliary agent is imidazoline oleate, and the weight portion is 0.2-2 portions;

the antioxidant preservative is a composite of 2, 6-di-tert-butyl-p-cresol, a benzotriazole aldehyde-amine condensate, 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) and butyl hydroxyanisole, wherein the 2, 6-di-tert-butyl-p-cresol is 0.01-1 part by weight, the benzotriazole aldehyde-amine condensate is 0.01-1 part by weight, the 4, 4-methylene-bis- (2, 6-di-tert-butylphenol) is 0.01-1 part by weight, and the butyl hydroxyanisole is 0.01-1 part by weight;

the extreme pressure antiwear agent is a borate extreme pressure agent;

the antirust agent is a mixture consisting of barium petroleum sulfonate, sodium petroleum sulfonate and dodecenylsuccinic acid, and the ratio of the components is 1: 1: 1;

2. the biological cutting oil according to claim 1, which comprises the following components in parts by weight:

3. the preparation method of the biological cutting oil of claim 1, characterized by firstly uniformly stirring the surfactant, the anti-oxygen preservative, the extreme pressure anti-wear agent, the antirust agent and the defoaming agent at a temperature of 60-150 ℃, and dissolving the mixture in base oil with 3-5 times of the mass of the mixture under stirring to form a composite additive; adding the rest of the base oil in parts by weight into a blending kettle, and heating to 30-80 ℃; then adding the composite additive, and continuously keeping the temperature until all the additives are completely dissolved; finally, the mixture is transferred to a storage tank for storage or directly packaged.