CN101225345B - Refining method for insect wax - Google Patents

Refining method for insect wax Download PDF

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Publication number
CN101225345B
CN101225345B CN2008100577367A CN200810057736A CN101225345B CN 101225345 B CN101225345 B CN 101225345B CN 2008100577367 A CN2008100577367 A CN 2008100577367A CN 200810057736 A CN200810057736 A CN 200810057736A CN 101225345 B CN101225345 B CN 101225345B
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wax
chinese wax
hair
chinese
insect
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CN101225345A (en
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张弘
陈军
郑华
陈智勇
孙龙
陈晓鸣
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Research Institute of Resource Insects of Chinese Academy of Forestry
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Research Institute of Resource Insects of Chinese Academy of Forestry
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/74—Recovery of fats, fatty oils, fatty acids or other fatty substances, e.g. lanolin or waxes

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Abstract

The invention discloses a refined method of Chinese wax, comprising 1) acid cleaning to removal impurity, which means acidic solution is adopted to removal the phospholipids and micro metal ion in the liquated raw wax; 2) adsorbing to decolor, which means the floridin and the silicon dioxide are adopted to decolor and removal the protein in the liquated raw Chinese wax under vacuum state. The refined method of Chinese wax has the advantages of simple technique and convention operation. The appearance of the made Chinese wax and the physicochemical index can reach the first wax standard set by < trading cooperative standards of P.R.C- Chinese wax [GH011-80] >, and also has the advantages of increasing the productive rate and the purity of the Chinese wax and lowering the productivity energy consumption.

Description

A kind of process for purification of Insect Wax
Technical field
The present invention relates to a kind of process for purification of fatty substance, be specifically related to a kind of process for purification of wax.
Background technology
Insect Wax (Chinese Insect Wax) is that the male larva of wax insect (Ericerus Pela (chavannes)) is gregariousness on glossy privet tree (Ligustrum Lucidum Ait) branch of the Chinese ash (FraxinusChinensis Roxb) of Oleaceae (Oleaceae) plant, Fraxinus (Fraxinus) or Ligustrum (Ligustrum), secreted white wax in growth and development process is a kind of pure natural macromolecular compound.Because of its have intensity height, fusing point height, good fluidity, physico-chemical property stable and moistureproof, anticorrosion, light, characteristics such as lubricate, be used to make the products such as sensitive materials of high-grade chocolate, senior floor wax and simoniz, food product pack, medicine dressing, makeup (lipstick, pomade, skin care product), color copy machine more, be considered as treasure by countries in the world.
Because the Insect Wax main product is in China, be the whitest a kind of in the natural wax, so the foreigner is called it " Chinese wax " (Chinese Wax), " Chinese wax " (Pe-La) or " Insect Wax " (Insect white Wax).
Insect Wax is a kind of natural high moleculer eompound, mainly is by cerin (C 26H 52O 2, cerinic acid, Hexacosanoic acid), 28 acid (C 28H 56O 2, Octacosanoic acid), triacontanoic acid (C 30H 60O 2, Triacosanoic acid) etc. senior monoprotic acid and cerotin (C 26H 54O, insect wax alcohol, Hexacosanol), 28 alcohol (C 28H 58O, Octacosanol), triacontanol (C 30H 62O, Triacosanol) the ester mixture matter that waits monohydroxy-alcohol to constitute, its content accounts for the 93-95% of total amount, and is wherein in the majority with cerin 26 ester, and its structural formula is:
Figure S2008100577367D00011
A spot of palmitinic acid, ester that stearic acid became are wherein also arranged.
The Insect Wax quality is hard and crisp slightly, is the fibrous crystallization body, and Se Bai or little yellow are opaque or sub-translucent, and surface smoothing or orange peel shape wrinkle is arranged is glossy, and that touches has a soapy feeling, odorless, tasteless, chew as fine sand, coagulative power is strong, shrinking percentage is big.Chinese wax is water insoluble and be dissolved in benzene,toluene,xylene, isopropyl ether, trieline, chloroform, sherwood oil, is slightly soluble in the organic solvents such as ethanol, ether.
By " supply and marketing cooperation head office of People's Republic of China (PRC) ministerial standard one Insect Wax [GH011-80] " standard, its main quality index is:
Sequence number Project Fusing point (℃) Acid number (KOH mg/g)≤ Iodine number (iodine g/100g)≤ Saponification value (KOH mg/g) Benzene insoluble (%)≤ Remarks
1 Wax 82～85 1.2 3.0 65～85 0.2 Standard
2 Two waxes 81～83.5 1.8 12.0 70～102 0.4 Standard
3 Three waxes ≥80 Do not stipulate 15.0 85～110 0.6 Standard
In the treating process of hair Chinese wax, the quality of Chinese wax product mainly is subjected to the following factor affecting of mao Chinese wax:
1, hair is residual in the Chinese wax protein, a colloid, and these materials make mao Chinese wax color and luster when heating foam that deepens, rises, and not only cause the Chinese wax section inhomogeneous, produce the hollow phenomenon, have a strong impact on the Chinese wax quality product.And these materials are easily attached on the adsorbent surface, reduce the activating surface of sorbent material, cause that sorbent material is poisoned to make it lose decoloring ability, increase the sorbent material consumption, thereby influence decolorizing effect.
2, contain a large amount of pigment materials in the hair Chinese wax, mainly comprise: the natural pigment of bringing in the wax insect, as carotenoid, chlorophyll; The processing pigment is as the coloring matter that produces because of oxidation, degraded and the polyreaction of materials such as protein, carbohydrate, VITAMIN in the course of processing; Coloring matter by the generation of metal derivatives such as iron, copper, magnesium.These pigment materials are difficult for removing and remain in the wax.
3, in Chinese wax, except that the ester mixture matter that mainly contains senior monoprotic acid and monohydroxy-alcohol formation, a spot of palmitinic acid, stearic acid, tetradecanoic acid, linolic acid, oleic acid, linolenic acid and unsaturated ester class are still arranged, sour loses under the katalysis of metal ions such as the oxygenizement of these materials oxygen in air and iron, copper, manganese, zinc, thereby the materials that become sour such as lower fatty acid, aldehyde and ketone that produce have a strong impact on the color and luster and the smell of Chinese wax.
The wax method of enduring, the steaming wax method before the centuries still continued to use in China's Chinese wax processing at present, technical obsolescence, quality product is relatively poor, basically belong to raw product (hair Chinese wax), appearance luster and physical and chemical index all can not satisfy the requirement of industries such as medicine, food, makeup, especially the needs of world market, therefore, pressing for provides a kind of simple Chinese wax to make with extra care the purifying processing technology.
For example, at present commercially available hair Chinese wax color is yellow or grey, section is irregular, hollow is arranged, visible mechanical impurity of naked eyes and color spot, stronger greasy feeling is arranged, through check, its saponification value and acid number index are lower than three waxes, fusing point and iodine number index and are lower than two waxes, and therefore hair Chinese wax need be made with extra care at aspects such as removal of impurities, decolouring, depicklings.
Summary of the invention
The objective of the invention is to provide a kind of process for purification of Insect Wax at the problem that prior art exists, this method technology is simple, easy to operate, can make Chinese wax appearance luster and physical and chemical index reach a wax standard of " supply and marketing cooperation head office of People's Republic of China (PRC) ministerial standard-Insect Wax [GH011-80] " regulation, improve the yield and the purity of Insect Wax, and reduced production energy consumption.
For realizing the object of the invention, the process for purification of the Insect Wax that provides according to an aspect of the present invention comprises step in sequence:
1) pickling impurity removal: adopt acid solution washing fusion hair Chinese wax;
2) adsorption bleaching: adopt atlapulgite and silicon-dioxide that fused hair Chinese wax is decoloured.
Particularly, in the pickling impurity removal step: described fusion hair wax makes its fusion after adding hair wax in the clear water, and the weight part proportioning of control clear water and hair wax is 2～10: 1, is preferably 3: 1; Then add described acid solution in fusion hair wax, form mixed solution, the concentration of regulating acid in the mixed solution is 1～10%, heated and stirred, keep the interior mixed solution of dewaxing still to be boiling state after 10～60 minutes, make the wax cooled and solidified, the lower floor's pickle solution of draining obtains a hair Chinese wax.
Especially, heated and stirred speed is lower than 200 rev/mins.
Particularly, acid solution is selected from a kind of in oxalic acid, the phosphoric acid solution.
Wherein, in the adsorption bleaching step, the consumption of described atlapulgite and silicon-dioxide is respectively 5～10% and 0.5～3% of mao Chinese wax weight, is preferably 8% and 1.6% of mao Chinese wax weight respectively.
Wherein, in the adsorption bleaching step, the temperature of control adsorption bleaching is that 85～110 ℃, bleaching time are 10-45 minute, decolouring vacuum tightness is-0.06～-0.08Mpa;
Particularly, in the adsorption bleaching removal step, atlapulgite and silicon-dioxide add simultaneously and carry out described adsorption bleaching in mao Chinese wax.
Especially, add atlapulgite and silicon-dioxide simultaneously under whipped state, stir speed (S.S.) is lower than 200 rev/mins.
Wherein, the described fusion hair Chinese wax behind the adsorption bleaching is carried out press filtration, the clean system of washing and processed successively, wherein, press filtration is treated under pressure the fusion hair Chinese wax through decolouring is filtered elimination slag thing; The clean system of washing is treated to and adds industrial tap water washing in the hair Chinese wax of elimination slag thing, is 7～8 until the pH of washings value; Processed makes its condensation moulding after removing the wherein remaining moisture content of hair Chinese wax.
Wherein, the pressure that adopts in the press filtration step is 0.05～0.5Mpa, is 0 with a normal atmosphere promptly, and the pressure of press filtration is 0.05～0.5Mpa with respect to a normal atmosphere.
Wherein, in the clean system of washing step, the control liquid-solid ratio is 2～10: 1 when adding washing water, and promptly the weight part ratio of washing water of Jia Ruing and hair Chinese wax is 2～10: 1, preferred 3: 1.
Particularly, the washing water of adding are that the pH value is 7～8 industrial tap water.
Especially, in the clean system of washing step, adopt industrial tap water washing Chinese wax for several times, until scrub raffinate pH value at 7～8.
Another aspect of the present invention provides the Insect Wax by method for preparing.
Possess following advantage by the inventive method purified Insect Wax:
The purified Insect Wax is an oyster white, and whiteness rises to 50, and the Insect Wax refined yield is up to more than 70%; Its fusing point improves, acid number, iodine number and saponification value obviously reduce, the Chinese wax refining effect is obvious, guarantee that the use properties of Insect Wax satisfies the requirement of " supply and marketing cooperation head office of People's Republic of China (PRC) ministerial standard-Insect Wax [GH011-80] " standard, its product quality indicator reaches a wax grade, satisfies the specification of quality of industries such as medicine, food, makeup to Insect Wax.
The production energy consumption that technology of the present invention is simple, reduced Insect Wax has been saved cost, has improved the quality of Insect Wax.
Among the present invention, the pickling impurity removal in the Insect Wax treating process, add silicon-dioxide in the adsorption bleaching step, remove the protein in the Insect Wax effectively, synergy has increased the percent of decolourization of atlapulgite simultaneously.
Embodiment
With commercially available hair Chinese wax is raw material, adopts method of the present invention to make with extra care.Commercially available hair Chinese wax color is yellow or grey, and section is irregular, hollow is arranged, and visible mechanical impurity of naked eyes and color spot have stronger greasy feeling, check its saponification value and benzene insoluble, and index is lower than three waxes, fusing point and iodine number index and is lower than two waxes, and its performance index see Table 1.
Commercially available mao of Chinese wax detected result of table 1
Sequence number Project Fusing point (℃) Acid number (KOH mg/g) Iodine number (iodine g/100g) Saponification value (KOH mg/g) Benzene insoluble (%) Remarks
1 Hair Chinese wax 80.2 2.5 14.5 116 0.65 Check mean value
Embodiment 1
1) adding of hair Chinese wax is equipped with in the dewaxing still of clear water, the control liquid-solid ratio is 3: 1, and the weight part ratio of promptly controlling clear water and hair Chinese wax is 3: 1, heat temperature raising, and slowly stirring, stir speed (S.S.) is 100 rev/mins;
2) treating to add after the complete fusion of mao Chinese wax mass percent concentration is that 30% phosphoric acid solution is an amount of, and making the phosphoric acid concentration of water liquid in the still is 2%, and heated and stirred, stir speed (S.S.) are 100 rev/mins, keeps in the dewaxing still mixed liquid boiling 30 minutes;
3) stop heating, continue to stir after 10 minutes, cooling is left standstill wax is solidified then;
4) the bottom pickle solution of draining and dries up a mao Chinese wax surface-moisture;
5) be-0.05 in vacuum tightness～-vacuum state of 0.08MPa under (be 0 promptly with a normal atmosphere, with respect to an atmospheric vacuum tightness be-0.05～-0.08MPa),, add atlapulgite and silicon-dioxide with exsiccant hair Chinese wax heating and melting, stir.The consumption of atlapulgite and silicon-dioxide is respectively 8% and 1.6% of mao Chinese wax weight, is under 110 ℃ in temperature, stirs decolouring 30 minutes;
6) adopt 110 ℃ of filtered while hot of pressurizeing down, applied pressure is 0.10～0.30Mpa (normal atmosphere is set at 0) with respect to a normal atmosphere.The wax filtrate of melting of elimination slag thing is stored in temporarily and melted in the wax storage tank;
7) will melt wax filtrate adds and to melt wax and make in the still only, the pH value that adds 90 ℃ is at 7～8 industrial tap water, liquid-solid ratio is 2: 1, the weight part ratio that is industrial tap water and hair Chinese wax is 2: 1, and heated and boiled stops heating to the Chinese wax penetration, continue to stir at a slow speed, stir speed (S.S.) is 100 rev/mins, stirs after 10 minutes, leaves standstill the layering of wax liquid;
8) get rid of the bottom wash waste liquid, repeating step more than 7 time (promptly at 7～8 hot water repetitive scrubbing repeatedly) with 90 ℃ pH value, until scrub raffinate pH value at 7～8;
9) cooling is left standstill wax is solidified, and drains washing lotion and dries up wax surface water liquid, makes only to heat in the still in Chinese wax then to make the Chinese wax hot melt, remaining moisture content in the evaporation wax;
10) Chinese wax is put to the customization mould in leave standstill cooling, treat after the condensation moulding it to be deviate from packing and storing from mould.
According to above-mentioned processing step purified Insect Wax is oyster white, whiteness average out to 52.6, and refined yield 73.55% (refined yield=(purified Chinese wax quality)/(the hair Chinese wax quality of input) * 100%), the performance index of the Insect Wax product that is obtained see Table 2.
Embodiment 2
1) adding of hair Chinese wax is equipped with in the dewaxing still of clear water, the control liquid-solid ratio is 2: 1, and the weight part ratio of promptly controlling clear water and hair Chinese wax is 2: 1, heat temperature raising, and slowly stirring, stir speed (S.S.) is 100 rev/mins;
2) treating to add after the complete fusion of mao Chinese wax mass percent concentration is that 30% phosphoric acid solution is an amount of, makes that water liquid acid concentration is 5% in the still, and heated and stirred, stir speed (S.S.) are 100 rev/mins, keeps in the dewaxing still mixed liquid boiling 10 minutes;
3) stop heating, continue to stir after 5 minutes, cooling is left standstill wax is solidified then;
4) the bottom pickle solution of draining and dries up a mao Chinese wax surface-moisture;
5) be-0.05 in vacuum tightness～-(be 0 promptly under the vacuum state of 0.08Mpa with a normal atmosphere, with respect to an atmospheric vacuum tightness be-0.05～-0.08MPa), with exsiccant hair Chinese wax heating fusion, add atlapulgite and silicon-dioxide, the consumption of atlapulgite and silicon-dioxide is respectively 5% and 3% of mao Chinese wax weight, is 100 ℃ in temperature and decolours 30 minutes down;
6) adopt 100 ℃ of filtered while hot of pressurizeing down, applied pressure is 0.10～0.30Mpa (normal atmosphere is set at 0) with respect to a normal atmosphere.The wax filtrate of melting of elimination slag thing is stored in temporarily and melted in the wax storage tank;
7) will melt wax filtrate adds and to melt wax and make in the still only, the pH value that adds 90 ℃ is at 7～8 industrial tap water, liquid-solid ratio is 3: 1, the weight part ratio that is industrial tap water and hair Chinese wax is 3: 1, and heated and boiled stops heating to the Chinese wax penetration, continue to stir at a slow speed, stir speed (S.S.) is 100 rev/mins, stirs after 10 minutes, leaves standstill the layering of wax liquid;
8) get rid of the bottom wash waste liquid, repeating step more than 7 time (promptly at 7～8 hot water repetitive scrubbing repeatedly) with 90 ℃ pH value, until scrub raffinate pH value at 7～8;
9) cooling is left standstill wax is solidified, and drains washing lotion and dries up wax surface water liquid, makes only to heat in the still in Chinese wax then to make the Chinese wax hot melt, remaining moisture content in the evaporation wax;
10) Chinese wax is put to the customization mould in leave standstill cooling, treat after the condensation moulding it to be deviate from packing and storing from mould.
According to above-mentioned processing step purified Insect Wax is oyster white, whiteness average out to 51.8, and refined yield 74.30%, the performance index of the Insect Wax product that is obtained see Table 2.
Embodiment 3
1) adding of hair Chinese wax is equipped with in the dewaxing still of clear water, the control liquid-solid ratio is 10: 1, and the weight part ratio of promptly controlling clear water and hair Chinese wax is 10: 1, heat temperature raising, and slowly stirring, stir speed (S.S.) is 100 rev/mins;
2) treating to add after the complete fusion of mao Chinese wax mass percent concentration is that 30% phosphoric acid solution is an amount of, makes that water liquid acid concentration is 10% in the still, and heated and stirred, stir speed (S.S.) are 100 rev/mins, keeps in the dewaxing still mixed liquid boiling 45 minutes;
3) stop heating, continue to stir after 10 minutes, cooling is left standstill wax is solidified then;
4) the bottom pickle solution of draining and dries up a mao Chinese wax surface-moisture;
5) be-0.05 in vacuum tightness～-(be 0 promptly under the vacuum state of 0.08Mpa with a normal atmosphere, with respect to an atmospheric vacuum tightness be-0.05～-0.08MPa), with exsiccant hair Chinese wax heating fusion, add atlapulgite and silicon-dioxide, the consumption of atlapulgite and silicon-dioxide is respectively 8% and 0.5% of mao Chinese wax weight, is 90 ℃ in temperature and decolours 45 minutes down;
6) adopt 90 ℃ of filtered while hot of pressurizeing down, applied pressure is 0.10～0.30Mpa (normal atmosphere is set at 0) with respect to a normal atmosphere.Filter, the wax filtrate of melting of elimination slag thing is stored in temporarily and melted in the wax storage tank;
7) will melt wax filtrate adds and to melt wax and make in the still only, the pH value that adds 90 ℃ is at 7～8 industrial tap water, liquid-solid ratio is 10: 1, the weight part ratio that is industrial tap water and hair Chinese wax is 10: 1, and heated and boiled stops heating to the Chinese wax penetration, continue to stir at a slow speed, stir speed (S.S.) is 100 rev/mins, stirs after 10 minutes, leaves standstill the layering of wax liquid;
8) get rid of bottom waste water, repeating step more than 7 time (promptly at 7～8 hot water repetitive scrubbing repeatedly) with 90 ℃ pH value, until scrub raffinate pH value at 7～8;
9) cooling is left standstill wax is solidified, and drains washing lotion and dries up wax surface water liquid, makes only to heat in the still in Chinese wax then to make the Chinese wax hot melt, remaining moisture content in the evaporation wax;
10) Chinese wax is put to the customization mould in leave standstill cooling, treat after the condensation moulding it to be deviate from packing and storing from mould.
According to above-mentioned processing step purified Insect Wax is oyster white, whiteness average out to 52.1, and refined yield 73.79%, the performance index of the Insect Wax product that is obtained see Table 2.
Embodiment 4
1) adding of hair Chinese wax is equipped with in the dewaxing still of clear water, the control liquid-solid ratio is 3: 1, and the weight part ratio of promptly controlling clear water and hair Chinese wax is 3: 1, heat temperature raising, and slowly stirring, stir speed (S.S.) is 100 rev/mins;
2) treating to add after the complete fusion of mao Chinese wax mass percent concentration is that 30% oxalic acid solution is an amount of, makes that water liquid acid concentration is 10% in the still, and heated and stirred, stirring velocity are 100 rev/mins, keeps in the dewaxing still mixed liquid boiling 60 minutes;
3) stop heating, continue to stir after 10 minutes, cooling is left standstill wax is solidified then;
4) the bottom pickle solution of draining and dries up a mao Chinese wax surface-moisture;
5) be-0.05 in vacuum tightness～-(be 0 promptly under the vacuum state of 0.08Mpa with a normal atmosphere, with respect to an atmospheric vacuum tightness be-0.05～-0.08MPa), with exsiccant hair Chinese wax heating fusion, add atlapulgite and silicon-dioxide, the consumption of atlapulgite and silicon-dioxide is respectively 10% and 1.6% of mao Chinese wax weight, is 110 ℃ in temperature and decolours 45 minutes down;
6) adopt 110 ℃ of filtered while hot of pressurizeing down, being applied to pressure is 0.10～0.30Mpa (normal atmosphere is set at 0) with respect to a normal atmosphere.The wax filtrate of melting of elimination slag thing is stored in temporarily and melted in the wax storage tank;
7) will melt wax filtrate adds and to melt wax and make in the still only, the pH value that adds 90 ℃ is at 7～8 industrial tap water, liquid-solid ratio is 3: 1, the weight part ratio that is industrial tap water and hair Chinese wax is 3: 1, and heated and boiled stops heating to the Chinese wax penetration, continue to stir at a slow speed, stir speed (S.S.) is 100 rev/mins, stirs after 10 minutes, leaves standstill the layering of wax liquid;
8) get rid of bottom waste water, repeating step more than 7 time (promptly at 7～8 hot water repetitive scrubbing repeatedly) with 90 ℃ pH value, until scrub raffinate pH value at 7～8;
9) cooling is left standstill wax is solidified, and drains washing lotion and dries up wax surface water liquid, makes only to heat in the still in Chinese wax then to make the Chinese wax hot melt, remaining moisture content in the evaporation wax;
10) Chinese wax is put to the customization mould in leave standstill cooling, treat after the condensation moulding it to be deviate from packing and storing from mould.
According to above-mentioned processing step purified Insect Wax is oyster white, whiteness average out to 56.3, and refined yield 72.76%, the performance index of the Insect Wax product that is obtained see Table 2.
Table 2 is made with extra care the Insect Wax detected result
Sequence number Fusing point (℃) Acid number (KOH mg/g) Iodine number (iodine g/100g) Saponification value (KOH mg/g) Benzene insoluble (%) Remarks
Embodiment 1 82.4 1.06 1.28 81.26 0.19 Check mean value
Embodiment 2 82.2 1.16 1.20 81.34 0.18
Embodiment 3 82.1 1.15 1.00 83.07 0.17
Embodiment 4 82.1 1.08 1.52 79.10 0.14
Detected result shows: use its fusing point of the inventive method purified Insect Wax and improve, acid number and iodine number obviously reduce, and product quality indicator has reached a wax grade, the value stipulated in the standard of benzene insoluble wherein, and the Chinese wax refining effect is remarkable.

Claims (6)

1. the process for purification of an Insect Wax is characterized in that comprising step:
Pickling impurity removal: make its fusion after adding hair wax in the clear water, the weight part proportioning of control clear water and hair wax is 2～10: 1; Then add acid solution in fusion hair wax, form mixed solution, the concentration of regulating acid in the mixed solution is 1～10%, and heated and stirred keeps the interior mixed liquid of dewaxing still to be boiling state after 10～60 minutes, makes the wax cooled and solidified, and the lower floor's pickle solution of draining obtains hair Chinese wax;
Adsorption bleaching: adopt atlapulgite and silicon-dioxide that fused hair Chinese wax is decoloured, wherein, the consumption of described atlapulgite and silicon-dioxide is respectively 5～10% and 0.5～3% of mao Chinese wax weight; The temperature of described decolouring is that 85～110 ℃, time are 10～45 minutes, decolouring vacuum tightness is-0.06～-0.08MPa;
Fusion hair Chinese wax behind the adsorption bleaching is carried out press filtration, the clean system of washing and processed successively, wherein,
Press filtration is treated under pressure the fusion hair Chinese wax through decolouring is filtered elimination slag thing;
The clean system of washing is treated to and adds industrial tap water washing in the hair Chinese wax of elimination slag thing, is 7～8 until the pH of washings value;
Processed makes its condensation moulding after removing the wherein remaining moisture content of hair Chinese wax.
2. the process for purification of Insect Wax as claimed in claim 1 is characterized in that described acid solution is selected from a kind of in oxalic acid, the phosphoric acid solution.
3. the process for purification of Insect Wax as claimed in claim 1 or 2, it is characterized in that: the consumption of described atlapulgite and silicon-dioxide is preferably 8% and 1.6% of mao Chinese wax weight respectively.
4. the process for purification of Insect Wax as claimed in claim 1 or 2 is characterized in that: make only in the processing in described washing, when adding washing water, control liquid wax ratio is 2～10: 1.
5. the process for purification of Insect Wax as claimed in claim 4 is characterized in that: described washing is made liquid wax in the processing only than selecting 3: 1.
6. an Insect Wax is characterized in that being prepared from according to the arbitrary described method of claim 1-5.
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