CN105271181A - Purification method for carbon in bone-containing tissue of life entity - Google Patents
Purification method for carbon in bone-containing tissue of life entity Download PDFInfo
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- CN105271181A CN105271181A CN201510813218.3A CN201510813218A CN105271181A CN 105271181 A CN105271181 A CN 105271181A CN 201510813218 A CN201510813218 A CN 201510813218A CN 105271181 A CN105271181 A CN 105271181A
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Abstract
The invention provides a purification method for carbon in bone-containing tissue of a life entity, and relates to the technical field of carbon purification. The purification method for the carbon in the bone-containing tissue of the life entity comprises the steps of grinding, pickling, further purifying and purity detecting. According to the purification method for the carbon in the bone-containing tissue of the life entity, the carbon can be extracted from the life entity, and the extracted carbon is high in purity and meets the diamond cultivation requirements.
Description
Technical field
The present invention relates to carbon purification techniques field, contain the method for purification of the carbon in osseous tissue in particular to a kind of life entity.
Background technology
The deceased can cremate, the voucher that the bone ash after cremate has become it unique, is also the spiritual ballast that its family members kith and kin recall the deceased.Miss the consideration of the deceased based on relatives, in prior art, just have and the carbon in the deceased's bone ash obtained after cremate is extracted the operation of making diamond, wear for its relatives, and then recall the deceased, realize on spirit level, the hope that the deceased coexists with it.But extraction operation of the prior art, the carbon that diamond cultivates purity requirement is met in order to extract, mostly be the deceased is positioned over cold zone cremate, cremate not exclusively, for its relatives, this kind of operation is a kind of operation being contrary to ethics, and the deceased even all can not be allowed to have a complete state.For obtaining highly purified carbon, certain operations is also had to be exactly constantly inject gaseous flow carbon source in diamond cultivating process, the general carbon source all needing 5 ~ 50kg, and in the bone ash of grownup, all only have 1 ~ 2kg carbon source, so need additional carbon, but for the relatives of the deceased, mix the purity that other carbon sources can affect the deceased's life, have also been changed the original intention extracting pure carbon from life entity.
In addition, the carbon contained in life entity is extracted and also there is very large difficulty, because be mostly in existing industry to carry out extracting for the plurality of heavy metal salt contained in oil or mineral and silicate, and the material contained in life entity mainly sclerotin, carbohydrate, protein etc., so existing extracting mode extracts also and inapplicable for the carbon in life entity.And, carbon in life entity is extracted, wherein keratic purity also can only reach 30 ~ 50% (as patent US20080145299A1), the purity of hair also can only reach 98 ~ 99% (as patent WO2009091285A1), cultivated to apply to diamond, the purity of such carbon is low-down, cultivates even if the biological carbon of purity 99% to be used for diamond, all also need high-purity commercial graphites of interpolation 40 times, the carbon that purity is 99.975% could be obtained.
Therefore, the technology that existing carbon is purified is still not mature enough, for how extracting highly purified carbon from life entity requires study especially.
Summary of the invention
In view of this, the invention provides the method for purification of a kind of life entity containing the carbon in osseous tissue, with improve existing from life entity containing the low problem of the purity of the carbon extracted osseous tissue.
For achieving the above object, the invention provides following technical scheme:
Life entity, containing a method of purification for the carbon in osseous tissue, comprises the following steps:
A. grinding is containing osseous tissue, obtains powder;
B. described powder being added weight percent is dissolve in the acidic solution of 5 ~ 75%, and after mixing 30 ~ 120min, the pH value regulating described carbon crude product is 6 ~ 7, obtains carbon crude product;
C. adopt high temperature graphitization to purify, one or more in chloridizing roasting to purify removal of impurities further to described carbon crude product;
D. ultimate analysis is carried out to step c gained material, detect carbon purity, if carbon purity is less than 99.9%, then return the step of repetition a to c, until carbon purity is more than 99.9%.
Relative to prior art, the present invention includes following beneficial effect: the present invention is by two step purification removal of impurities, and in step a, first grinding is containing osseous tissue, because thinner containing osseous tissue, is more conducive to the purification of carbon.
In stepb, pickling can except the alkaline element that may contain in carbon elimination crude product, removing alkaline impurities, also just avoids the possibility that these alkaline impurities and carbon react simultaneously.After abundant pickling, solution is adjusted to neutrality, can effectively avoids in end processing sequences, carbon crude product participates in other reactions.
In step c, recycling high temperature graphitization is purified and chloridizing roasting is purified further to carbon crude product, is removed thoroughly by impurity residual in carbon crude product.
So, just can extract the higher carbon of purity from containing osseous tissue, then the carbon extracted is applied to diamond cultivation.So, when utilizing the carbon contained in osseous tissue to make diamond, just carbon whole in human body can be used, carbon retained complete, again without the need to additional carbon, destroying the purity of life carbon.The carbon purity extracted can also reach more than 99.9%, meets the requirement of diamond cultivation to carbon purity completely.Life entity provided by the invention is high, suitable for large-scale promotion containing the method for purification practicality of the carbon in osseous tissue.
Preferably, in the method for purification of above-mentioned life entity containing the carbon in osseous tissue, the method regulated in described step b is: add the strong alkali solution that weight percent is 5 ~ 15% in an acidic solution, and adjust ph is 6 ~ 7, then filter, the solid matter obtained by distilled water cleaning and filtering.Utilize basic solution and acidic solution generation neutralization reaction to carry out adjust ph, simple and fast, then, the flushing of recycling distilled water, effectively can remove and be dissolved in solution, but still be attached to the impurity of solid matter surface.And due to basic solution be strong basicity, so the metal ion contained in basic solution also can be discharged under the flushing of distilled water, avoid the introducing of new impurity element.
Preferably, in the method for purification of above-mentioned life entity containing the carbon in osseous tissue, if powder is less than 50g, then the solid matter after cleaning is filtered; If powder is at more than 50g, then the solid matter after cleaning is poured in whizzer, dewater under 800 ~ 1500rpm, then dry.This kind of setting is that specific aim is arranged, and can meet the dehydration demand of the different component of powder, it is very reasonable to arrange.
Preferably, in the method for purification of above-mentioned life entity containing the carbon in osseous tissue, the method that in described step c, high temperature graphitization is purified is: described carbon crude product is placed in graphitizing furnace, purifies at 1800 ~ 3300 DEG C.In graphitizing furnace, temperature is high, the metallic impurity melting in this case that some fusing points are higher can be made, and then discharge from the waste liquid outlet of graphitizing furnace, some gaseous impuritiess also can be discharged from the waste gas outlet of graphitizing furnace, and the carbon in carbon crude product is still in solid state, be retained in graphitizing furnace.
Preferably, in the method for purification of above-mentioned life entity containing the carbon in osseous tissue, the method for chloridizing roasting in described step c is: described carbon crude product is put into container, isolated air, and pass into chlorine or fluorine gas or hydrogen fluoride gas, get rid of air residual in container, roasting at 1500 ~ 2800 DEG C.At high operating temperatures, chlorine or fluorine gas or hydrogen fluoride easily react with the metal that contains in carbon crude product, and generation metal chloride or metal fluoride, the fusing point of metal chloride and metal fluoride is low, and melting that can be very fast goes out, thus is discharged easily.
Preferably, in the method for purification of above-mentioned life entity containing the carbon in osseous tissue, after isolated air and before passing into gas, also need described container vacuum-pumping.The pressure of vacuum environment is little, contributes to the evaporation accelerating metal chloride or metal fluoride.
Preferably, in the method for purification of above-mentioned life entity containing the carbon in osseous tissue, in described step c, successively high temperature graphitization purification and chloridizing roasting are carried out to described carbon crude product.Carbon crude product is purified and chloridizing roasting three process through overpickling, high temperature graphitization, and removal of impurities is more thorough.
Preferably, in the method for purification of above-mentioned life entity containing the carbon in osseous tissue, also comprise after described step a He before described step b: clean described powder with dehydrated alcohol, filter.Utilize alcohol washes powder, on the one hand, alcohol can water in replacement tissue, and play dehydration further, on the other hand, alcohol can carry out disinfection to powder.
Preferably, in the method for purification of above-mentioned life entity containing the carbon in osseous tissue, also comprise after described step a and before described step b and ultimate analysis is carried out to described powder.According to the result of ultimate analysis, optimal acidic solution can be selected in acid cleaning process.
Preferably, in the method for purification of above-mentioned life entity containing the carbon in osseous tissue, the particle diameter of described powder is 6.5 ~ 25 μm.Powder particle size is less, is more conducive to the purification of carbon.
In the present invention, in step a, preferred vertical roll grinder grinds, and certainly, this kind is chosen not as restriction, also can adopt other roller mill or pulverizer.
The weight percent of dehydrated alcohol preferably 95 ~ 100%, the concrete operations of washing with alcohol are: poured into by powder and be equipped with in the container of dehydrated alcohol, and redissolve also constantly stirs, and then filters out solid matter.
When carrying out ultimate analysis, elemental analyser analysis can be utilized.
In acid cleaning process, if after adjust ph, utilize centrifuge dewatering, then preferred under 800 ~ 1500rpm to carbon crude product dehydration, then the solid matter obtained is put into freeze-day with constant temperature stove, at 105 ~ 150 DEG C dry 30 ~ 90min.When regulating the pH value of carbon crude product, distilled water can be utilized to regulate, basic solution also can be utilized to regulate.When to utilize in basic solution and acidic solution time, the preferred potassium hydroxide solution of basic solution or sodium hydroxide solution, because potassium ion, sodium ion are soluble in water, discharge can be rinsed in distilled water cleaning process, thus can avoid in N-process, in carbon crude product, introduce other impurity elements.If be bone or tooth containing osseous tissue, then preferably process with the phosphoric acid that weight percent is 30 ~ 85%, can monocalcium phosphate be generated, water-soluble and separated.
High temperature graphitization graphitizing furnace used of purifying can for acheson furnace, also can be inner string graphitization stove, preferred acheson furnace.And to close between the purification time of carbon crude product in graphitizing furnace and the quality without osseous tissue be that the quality of carbon crude product is at below 500g, then purify 0.5 ~ 1h; The quality of carbon crude product often increases progressively 1 ~ 500g, and the purification time then increases progressively 0.01 ~ 1h on the basis of 1h.
In chloridizing roasting process, preferably pass into chlorine, because the pollution of chlorine to environment is minimum.Close between the roasting time of carbon crude product and the quality of carbon crude product and be, the quality of carbon crude product at below 500g, then roasting 0.5 ~ 1h; The quality of carbon crude product often increases progressively 1 ~ 500g, and roasting time then increases progressively 0.01 ~ 1h on the basis of 1h.During roasting, be all first temperature is risen to 1500 ~ 2800 DEG C, then start to calculate roasting time.
In steps d, if carbon purity is less than 99.9%, when being then back to step a, be 1.6 ~ 6.5 μm by the crushing material of doing over again to particle diameter, so, change material particular diameter, it is made to be broken for less powder, be convenient to purify, and in the process of repeating step b and step c, the lengthening reaction times that can be suitable.
Compared with prior art, beneficial effect of the present invention is:
(1) when the dead ash obtained after utilizing cremate extracts, take the whole bone ash obtained, ensure the integrity of the carbon of life entity, also do not remain bone ash simultaneously, certainly also just avoid the secondary burial to residue bone ash;
(2) refining effect is good, and the purity of the carbon of extraction is very high, can reach 99.90% ~ 99.99%, cultivates, also can reach its purity requirement even if be applied to diamond;
(3) in ancient Chinese tradition, only have the eminent monk be extremely of noble character and high prestige, be just able to cremate in the dagoba of excessive temperature, obtain beautiful Buddhist relics, spread forever, look at respect with reverence for later age.If the carbon extracted in the dead ash obtained is cultivated into diamond, carry with for relatives, neither lose the honorable of the deceased's identity, the emotional connection between relatives can be strengthened again.And diamond is as the firmest material of nature, and the emotional connection also having likened people is as firm in diamond, does not go out not bad, eternal beauty;
(4) if the carbon extracted in the dead ash obtained is cultivated into diamond, also can reduce funeral and interment land used, save natural resources, be conducive to promoting environment sustainable development.
Accompanying drawing explanation
In order to the clearer explanation embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the process flow sheet of the life entity that provides of the embodiment of the present invention one containing the method for purification of the carbon in osseous tissue;
Fig. 2 is the process flow sheet of the life entity that provides of the embodiment of the present invention two containing the method for purification of the carbon in osseous tissue;
Fig. 3 is the process flow sheet of the life entity that provides of the embodiment of the present invention three containing the method for purification of the carbon in osseous tissue;
Fig. 4 is the schematic diagram of the acheson furnace that the embodiment of the present invention three provides;
Fig. 5 is the structural representation of the roasting chamber that the embodiment of the present invention three provides;
Fig. 6 is the schematic diagram of the cremator that the embodiment of the present invention three provides.
Wherein, Reference numeral gathers as follows:
Electrode 201; Waste gas outlet 202; Waste liquid outlet 203; Bell 204; Body of heater 205; Ceramic foam oozes out layer 206; Sample 207;
Vacuum pump interface 301; Insulated shell 302; Electro-induction coil 303; Reload window 304; Plumbago crucible 305; Electric-arc heating device 306; Chlorine inlet 307; Vacuum zone 308; Insulation inner casing 309; Sample 310;
Air intlet 401; Gas outlet 402; Temperature sensor 403; Cremate bed 404; Furnace wall 405; Cremate room 406; Hermatic door 407; Conveying roll shaft 408; Support 409; Oxidizing solids 410.
Embodiment
Below in conjunction with embodiment, embodiment of the present invention are described in detail, but it will be understood to those of skill in the art that the following example only for illustration of the present invention, and should not be considered as limiting the scope of the invention.Unreceipted actual conditions person in embodiment, the condition of conveniently conditioned disjunction manufacturers suggestion is carried out.Agents useful for same or the unreceipted production firm person of instrument, be and can buy by commercially available the conventional products obtained.
After the deceased's cremation of remains, cremation furnaceman scans out a part to put into cinerary casket from whole bone ash, so the whole bone ashes mentioned in the present invention all refer to the bone ash in the cinerary casket that the deceased family members obtain.As in mentioned prior art, cultivate the bone ash that diamond is used, this part bone ash also referred to, the part bone ash of taking in prior art refers to the part bone ash of taking from the bone ash obtained, and whole bone ashes also refers to the whole bone ashes obtained in cinerary casket.
The bone ash of all embodiments is all obtained by legal means below.
Embodiment one
The life entity that Fig. 1 shows the embodiment of the present invention one to be provided contains the method for purification of the carbon in osseous tissue, containing the bone ash that osseous tissue selects adult whole, comprises the following steps:
A. grinding bone ash is 10 μm to particle diameter, obtains 505g powder;
B. powder is added in the mixing solutions of 50% sulphuric acid soln, 30% salpeter solution, 38% hydrochloric acid soln and dissolve, the volume ratio of sulphuric acid soln, salpeter solution, hydrochloric acid soln is 2:1:1, in stirrer, 30min is reacted with rotating speed 100rpm after dissolving, then filter, with distilled water cleaning carbon crude product, the pH value regulating carbon crude product is 6;
C. carbon crude product is placed in inner string graphitization stove, purify 1.2h at 1800 DEG C;
D. carry out ultimate analysis to step c gained material, detect carbon purity, carbon purity is 99.9%.
Embodiment two
The life entity that Fig. 2 shows the embodiment of the present invention two to be provided contains the method for purification of the carbon in osseous tissue, containing the bone ash that osseous tissue selects children whole, comprises the following steps:
A. grinding bone ash is 20 μm to particle diameter, obtains 350g powder;
B. powder being added weight percent is dissolve in the sulphuric acid soln of 60%, be heated to 70 DEG C, then gained mixture poured in stirrer, under the rotating speed of 150rpm, process 20min, again mixture is poured out, with the potassium hydroxide solution generation neutralization reaction that weight percent is 5%, adjust ph is 6, filters, then the solid matter that distilled water cleaning and filtering obtains is utilized, solid matter is placed in freeze-day with constant temperature stove again, at 110 DEG C, dries 45min, obtain carbon crude product;
C. carbon crude product is put into container, isolated air, and pass into fluorine gas, be then warming up to 2000 DEG C, roasting 1h;
D. ultimate analysis is carried out to step c gained material, detect carbon purity, carbon purity is 99.89%, return the operation of step a, be 5 μm by the crushing material of doing over again to particle diameter, then repeat the step of b, c, when repeating step b and step c, reaction times all extends 10min, again carries out ultimate analysis, and carbon purity is 99.92%.
When utilizing the bone ash of children to extract carbon, if the amount of bone ash is inadequate, the hair then can taking alive relatives supplements, utilize and purify without the method for purification of the carbon in osseous tissue, dewatered drying is carried out to hair, beats powder, anaerobic high temperature purification, the operation such as pickling.
Embodiment three
The life entity that Fig. 3 shows the embodiment of the present invention three to be provided contains the method for purification of the carbon in osseous tissue, containing the bone ash that osseous tissue selects adult whole, comprises the following steps:
A. grinding bone ash is 18 μm to particle diameter, obtains 500g powder;
B. powder being added weight percent is dissolve in the phosphoric acid solution of 50%, then gained mixture is poured in stirrer, under the rotating speed of 100rpm, processing 60min, then poured out by mixture, is the sodium hydroxide solution generation neutralization reaction of 5% with weight percent, adjust ph is 6, filter, then utilize the solid matter that distilled water cleaning and filtering obtains, then solid matter is placed in freeze-day with constant temperature stove, at 130 DEG C, dry 30min, obtain carbon crude product;
C. the carbon crude product obtained is placed in acheson furnace, purify 1h at 2500 DEG C;
Carbon crude product after purifying is put into roasting chamber, and isolated air, vacuumizes, and passes into chlorine, gets rid of air residual in container, roasting chamber is warming up to 2500 DEG C, roasting 3h;
D. carry out ultimate analysis to step c gained material, detect carbon purity, carbon purity is 99.98%.
In the present embodiment, the structure iron of the acheson furnace that step c is used is see Fig. 4, and the structure iron of roasting chamber is see Fig. 5, and certainly, other embodiments also can select this graphitizing furnace and this calciner.In the present embodiment, obtain the structure of the cremator of bone ash see Fig. 6, certainly, this kind of cremator, also not as restriction, also can select other cremator, and other embodiment cremate bone ashes also can select this cremator.
In addition, in prior art, utilize hair to carbon of purifying, the present embodiment it can be used as contrast experiment:
The quality such as to take, namely the hair of 500g is as sample, by it in the environment of isolated air, be heated to 500 DEG C, obtain carbonized product after carbonization, containing 2.5g purity in carbonized product is the carbon of 98.8%, this carbon is used in diamond and cultivate, also need to be mixed into spectroscopically pure graphite powder, and the ratio of the carbon of spectroscopically pure graphite powder and purification is 40:1.
The life entity that the present embodiment provides is 99.98% without the purity of the carbon that the method for purification of the carbon in osseous tissue extracts, and purity is very high, can be directly used in diamond and cultivate, without the need to adding Graphite Powder 99 in addition, this method of purification practicality is high, and after being applied to production, its productive value is also very high.
In addition, the carbon that other embodiments extract is applied to diamond and cultivates, also can meet cultivation requirement.
Method of purification of the present invention is applicable to animal, the plant of all carbon back life entities (taking carbohydrate as life basal component), and animal, any of plant body all can be used as purification body containing osseous tissue, and cremate can be through containing osseous tissue, also can without cremate.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. life entity is containing a method of purification for the carbon in osseous tissue, it is characterized in that, comprises the following steps:
A. grinding is containing osseous tissue, obtains powder;
B. described powder being added weight percent is dissolve in the acidic solution of 5 ~ 75%, and after mixing 30 ~ 120min, the pH value regulating described carbon crude product is 6 ~ 7, obtains carbon crude product;
C. adopt high temperature graphitization to purify, one or more in chloridizing roasting to purify removal of impurities further to described carbon crude product;
D. ultimate analysis is carried out to step c gained material, detect carbon purity, if carbon purity is less than 99.9%, then return the step of repetition a to c, until carbon purity is more than 99.9%.
2. life entity according to claim 1 is containing the method for purification of the carbon in osseous tissue, it is characterized in that, the method regulated in described step b is: add the strong alkali solution that weight percent is 5 ~ 15% in an acidic solution, adjust ph is 6 ~ 7, then filter, the solid matter obtained by distilled water cleaning and filtering.
3. life entity according to claim 2 is containing the method for purification of the carbon in osseous tissue, it is characterized in that, if powder is less than 50g, then filters for the solid matter after cleaning; If powder is at more than 50g, then the solid matter after cleaning is poured in whizzer, dewater under 800 ~ 1500rpm, then dry.
4. life entity according to claim 1 is containing the method for purification of the carbon in osseous tissue, it is characterized in that, the method that in described step c, high temperature graphitization is purified is: described carbon crude product is placed in graphitizing furnace, purifies at 1800 ~ 3300 DEG C.
5. life entity according to claim 1 is containing the method for purification of the carbon in osseous tissue, it is characterized in that, the method of chloridizing roasting in described step c is: described carbon crude product is put into container, isolated air, and pass into chlorine or fluorine gas or hydrogen fluoride gas, get rid of air residual in container, roasting at 1500 ~ 2800 DEG C.
6. life entity according to claim 5 is containing the method for purification of the carbon in osseous tissue, it is characterized in that, after isolated air and before passing into gas, also needs described container vacuum-pumping.
7. life entity according to claim 1 is containing the method for purification of the carbon in osseous tissue, it is characterized in that, in described step c, carries out high temperature graphitization purification and chloridizing roasting successively to described carbon crude product.
8. life entity according to claim 1 is containing the method for purification of the carbon in osseous tissue, it is characterized in that, also comprises after described step a He before described step b: clean described powder with dehydrated alcohol, filters.
9. life entity according to claim 1 is containing the method for purification of the carbon in osseous tissue, it is characterized in that, also comprises and carry out ultimate analysis to described powder after described step a and before described step b.
10. life entity according to claim 1 is containing the method for purification of the carbon in osseous tissue, and it is characterized in that, the particle diameter of described powder is 6.5 ~ 25 μm.
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| CN101171987A (en) * | 2007-10-15 | 2008-05-07 | 邓湘凌 | Technique for producing artificial diamond |
| CN102060289A (en) * | 2010-11-30 | 2011-05-18 | 王洪涛 | Method for extracting raw material carbon of organism diamond |
| CN104386670A (en) * | 2014-04-23 | 2015-03-04 | 天津锦美碳材科技发展有限公司 | Isostatic-pressure high-purity graphite material and preparation method thereof |
| CN104401974A (en) * | 2014-10-24 | 2015-03-11 | 中国海洋石油总公司 | Preparation method of high capacity carbon cathode material for lithium ion batteries |
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- 2015-11-19 CN CN201510813218.3A patent/CN105271181A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101171987A (en) * | 2007-10-15 | 2008-05-07 | 邓湘凌 | Technique for producing artificial diamond |
| CN102060289A (en) * | 2010-11-30 | 2011-05-18 | 王洪涛 | Method for extracting raw material carbon of organism diamond |
| CN104386670A (en) * | 2014-04-23 | 2015-03-04 | 天津锦美碳材科技发展有限公司 | Isostatic-pressure high-purity graphite material and preparation method thereof |
| CN104401974A (en) * | 2014-10-24 | 2015-03-11 | 中国海洋石油总公司 | Preparation method of high capacity carbon cathode material for lithium ion batteries |
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Application publication date: 20160127 |
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