CN108219680A - For the adhesive composition of sclerotin historical relic reparation - Google Patents

For the adhesive composition of sclerotin historical relic reparation Download PDF

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Publication number
CN108219680A
CN108219680A CN201711345477.3A CN201711345477A CN108219680A CN 108219680 A CN108219680 A CN 108219680A CN 201711345477 A CN201711345477 A CN 201711345477A CN 108219680 A CN108219680 A CN 108219680A
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China
Prior art keywords
component
historical relic
phosphate
adhesive composition
sclerotin
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Inventor
郑冬青
陈步荣
万俐
张玉芝
云悦
何子晨
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NANJING MUSEUM
Nanjing Tech University
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NANJING MUSEUM
Nanjing Tech University
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Priority to CN201711345477.3A priority Critical patent/CN108219680A/en
Priority to CN202311343720.3A priority patent/CN117402560A/en
Publication of CN108219680A publication Critical patent/CN108219680A/en
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J1/00Adhesives based on inorganic constituents
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02Non-macromolecular additives
    • C09J11/04Non-macromolecular additives inorganic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/08Macromolecular additives

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Materials For Medical Uses (AREA)

Abstract

The invention discloses a kind of adhesive compositions for sclerotin historical relic reparation, including component A, component B, component C and the water mixed when in use, the component A is synthos curing agent, and the component B is toughening binding agent, and the component C is phosphate accelerating agent;Wherein, when preparing the adhesive composition, the proportioning of each component is as follows in parts by weight:4~8 parts of 100 parts of component A, component B, 2~4 parts of component C, 30~36 parts of water.Above-mentioned component is mixed in proportion and is mixed thoroughly; obtain the slurry of certain consistency; there is good bonding reinforcement effect to fragile and fracture sclerotin historical relic; its primary curing object is calcium hydroxy phosphate; it is identical with sclerotin historical relic main component; passing the shortcomings of using easy to aging and sclerotin historical relic ontology poor compatibility existing for organic high molecular polymer strengthening agent is overcome, meets the requirement of historical relic's protection.

Description

For the adhesive composition of sclerotin historical relic reparation
Technical field
The present invention relates to a kind of adhesive materials, particularly a kind of adhesive composition for sclerotin historical relic reparation.It should Adhesive composition may be widely used for the reparation of the sclerotin historical relic in historical relic's protection reparation field.
Background technology
With the continuous development of technology, the human skeletal of Unearthed when Archaeological Studies and collection, all kinds of animal skeletons and bone object are research The important foundation in kind of human development history and nature developing history, has high researching value.Sclerotin historical relic for a long time by The influences such as itself composition, natural environment and human factor, inevitably occur microbial degradation and chemical degradation.With organic The loss of matter and gradually changing for inorganic structural, it is increasingly spacious inside sclerotin, fragile, and then cause to crack, peel off, crisp powder Deng, it is necessary to it is protected and repairs.
Traditional sclerotin historical relic reinforcement material is mostly high molecular polymer, such as is most used in the world early in 19th century various Natural resin such as shellac, natural gum, linseed oil, propolis, the nitrocellulose and polymer chemistry of the 1930s are vigorously sent out The synthetic materials such as the polyvinyl alcohol, polyethylene glycol, all kinds of acrylic resins, the lotion that are born after exhibition.Wherein natural resin, natural Grease, zapon have the characteristics that fast drying, hard wear resistant, but acid and alkali resistance, photooxidation aging property are relatively low, part reinforcement performance It is bad, per se with reasons such as color, greasy feelings, be eliminated at present.Polyethylene glycol then easily in high humidity environment surface aggregation and Adhering dust and reinforcement material should not be used as.Though cellulose ether has good resistance to ag(e)ing, its water resistance is very poor.Polyvinyl acetate Color and luster is partially dark after ester is reinforced, Surface glare, while insufficient in terms of resistance to ag(e)ing, invertibity and water resistance.Polyvinyl alcohol contracting fourth Aldehyde resistance to ag(e)ing is poor, fine for live temperature pier effect, but is also easy to produce white film, and poor permeability.Organosilicon material Material sclerotin historical relic is carried out moisturizing, oxygen barrier, it is anti-mildew seal up for safekeeping, work well, can realize the purpose protected temporarily substantially, but seal After depositing several years, organosilicon material will appear different degrees of color change, and the internal material for having substance exudation, aging is difficult to It removes, effect is poor when being reinforced for being bonded.In recent years, because it is found that acrylic resin has excellent reinforcement performance and ageing-resistant Property, domestic historical relic's protection worker are mostly used acrylic material, and wherein acrylic resin Paraloid B-72 are in dry sclerotin Good result is obtained on historical relic;Acrylic emulsion Rhoplex AC-33, the characteristics of with its good penetrability, to aqueous osteoid Historical relic consolidation effect is better than polyethylene glycol and polyvinyl acetate, but its glass transition temperature is low, and possible fastening strength is insufficient.Propylene It is more preferable to reinforce sclerotin historical relic effect than AC-33 grain sizes smaller (about 30 μm), good penetrability by acid colloids Acrysol WS-24.This three Although kind of acrylic resin air drying, strong adhesive force, the transparency are good, acidic-group can be generated after the aging of part, may be promoted Into sclerotin heritage corrosion.
Although the performance of sclerotin historical relic's protection repair materials is constantly improving, but still has problems not yet fully to be solved Certainly, above-mentioned various problems are that the essence of high molecular material determines that life expectancy is still far smaller than hydroxyapatite, are this add Solid system is difficult to the obstacle gone beyond.The drawbacks of to overcome organic matter reinforcement protection, in recent years researcher employ hybrid material, change The organic/inorganic composite materials such as property waterglass material or purely inorganic material protect Jinsha Gu ivory etc., the researchs such as Qiu Zehao Organic-inorganic hybrid material prepared by sol-gel method, has prepared PMMA/SiO respectively2、HEC/SiO2、PVA/SiO2、 PDMS/SiO2Hybrid material etc., and filtered out preferable protection materials PDMS/SiO2It protects, achieves certain for ancient ivory Effect, but there are after volume contraction, aging turn to be yellow discoloration the problems such as.Modified water glass material permeability is poor, and alkalinity is big, to bone Collagen has destruction in matter historical relic, it is also possible to cause the crystal transition of hydroxyapatite in sclerotin historical relic, not meet Repair principle.Another problem is when reinforcing large porosity historical relic and bonding fracture, defect historical relic during sclerotin historical relic is reinforced, need to be Solid packing is added in strengthening agent, solid packing is resistance to old although the service life is longer than organic matter mostly using inorganic matters such as mountain flour, bone meal It is good to change performance, but itself is without intensity, reduces adhesive strength after being mixed with strengthening agent, it is also possible to lead to the problem of and expand with heat and contract with cold.
Solve the problems, such as that these need to break through conventional thought, from most root problem on, fresh sclerotin mainly include machine into Divide (accounting for about 35%) and inorganic constituents (accounting for about 65%).Organic substrate is made of collagenous fibres;Inorganic matrix is mainly hydroxyl phosphorus Lime stone.Inorganic matrix provides bone hardness and pressure, and the collagenous fibres in organic substrate provide support and tension.Hydroxyapatite Heart crystallographic axis is parallel with collagenous fibres long axis, and this composite construction makes bone tissue have both intensity and toughness simultaneously.This is any What homogenous material was unable to reach, therefore, support of the bone as life entity, be it is a kind of with high intensity, high tenacity inorganic and Organic composite material, the Nomenclature Composition and Structure of Complexes of itself are deciding factors.Child's good toughness, but its bone strength it is low be because Hydroxyapatite not yet forms orderly crystal;The elderly's sclerotin is loose, easily fractures, and is by the loss of calcium and shortage institute It causes.The different degrees of loss of organic matter, hydroxyapatite content are increased to more than 70% in the sclerotin historical relic of weathering.Doctor at present Start to fill defect of human body bone position with hydroxyapatite on, be more to consider biocompatibility other than reinforcing and supporting. In sclerotin historical relic's protection field, if using sclerotin material itself or similar material, the structure of similar bone is formed to reinforce sclerotin Historical relic, undoubtedly a kind of very promising research direction because with own material come reinforcement protection historical relic, have with it is other The unrivaled advantage of material, has obtained being widely recognized as historical relic's protection worker, consistent due to material physical chemistry property: (1) other chemical compositions will not be introduced, additional substance will not be generated after aging, reduce that historical relic is contaminated and erosion is asked Topic;(2) digestion period matches, and avoids the secondary injury that ontology and reinforcement material differ digestion period;(3) it is asked without compatibility Topic, the variation of external environment will not generate stress, will not lead to the problem of dry and wet interface;(4) it is not required to consider going for reinforcement material Except problem, reprocessing property fundamentally ensure that;(5) aging rule is identical, it is contemplated that the service life.
If in conclusion developing the proper constituent of historical relic into historical relic protection materials, other materials can be avoided to be difficult to Some defects solved have unique development prospect, but single use hydroxyapatite, since intensity is low, can not play and add Gu effect, therefore need to be improved.
Invention content
In view of the above problem of the existing technology, the object of the present invention is to provide a kind of for the viscous of sclerotin historical relic reparation Mixture composite.The adhesive composition may be widely used for the reparation of the sclerotin historical relic in historical relic's protection reparation field.
To achieve these goals, technical solution proposed by the present invention is:Gathered using calcium phosphate mineral and organic polymer The organic-inorganic composite body that object is compound, and formation compression strength is high, cementability is strong is closed, setting time is adaptable with repairing operation, Gu Final product is mainly calcium hydroxy phosphate after change, and identical with the inorganic component in sclerotin historical relic, composite structure is close with sclerotin.
Specifically, a kind of adhesive composition for sclerotin historical relic reparation provided in an embodiment of the present invention, being included in makes Component A, component B, component C and the water of used time mixing, the component A are synthos curing agent, and the component B is bonded for toughening Agent, the component C are phosphate accelerating agent;Wherein, when preparing the adhesive composition, the proportioning of each component in parts by weight It is as follows:
Preferably, the component A is mixed by two or more synthos, hybrid mode is with alcohol For medium, fineness is milled in planetary mills less than 10 μm, then dry.
Preferably, the synthos are tricalcium phosphate, tetracalcium phosphate, calcium dihydrogen phosphate, calcium phosphate dibasic anhydrous or hydroxyl Base calcium phosphate.
Preferably, it is characterized in that, the alcohol is absolute ethyl alcohol.
Preferably, the component B is selected from:Collagen, gelatin, fluorocarbon resin, polyvinyl alcohol, acrylic resin, silk Fibroin, chitosan, polylactic acid, serine, polyethylene glycol, polyacrylamide, fluorine carbon emulsion, silicone acrylic emulsion, polyvinyl alcohol contracting One or more in butyraldehyde, polyvinyl alcohol, carboxymethyl cellulose or hydroxypropyl methyl cellulose mix, and when mixing uses Solvent is distilled water.
Preferably, the component C is mixed by two or more phosphate, mixed solvent is distilled water.
Preferably, the phosphate for sodium phosphate, disodium hydrogen phosphate, sodium dihydrogen phosphate, potassium phosphate, dipotassium hydrogen phosphate or Potassium dihydrogen phosphate.
Preferably, the adhesive composition is made by following steps:
Step 1, liquid phase component is prepared, liquid solution is made by solvent of distilled water respectively in component B and component C;
Step 2, component A, component B and component C are mixed according to weight.
Compared with the prior art, there are following advantages provided by the present invention for the adhesive composition of sclerotin historical relic reparation:
(1) synthos curing agent main chemical compositions are identical with sclerotin historical relic bulk material, avoid due to material object To historical relic bulk erosion, poor compatibility caused by Physicochemical property is different, the problem of digestion period differs, will not attract a large amount of Foreign substance ensure that reprocessing property.
(2) inorganic calcium phosphate mineral hydrolyzable generation hardenite is organic viscous as skeletal support in synthos curing agent Fragile and fracture ontology can be glued, and have certain toughness by connecing agent, overcome that sclerotin historical relic brittleness is had a surplus, toughness is insufficient and easily broken The problem of splitting;The two learns from other's strong points to offset one's weaknesses to form the mechanical characteristics of similar fresh bone.
(3) inorganic calcium phosphate and water-soluble organic non-toxic material have been used, water is solvent, environment-protecting and non-poisonous, no organic volatile Object, it is nonflammable.
(4) initial set and final setting time adapt to operation requirement and can be adjusted according to actual conditions.
Description of the drawings
Fig. 1 is the 3 days cured products and hydroxyl of the embodiment 1 of the adhesive composition for sclerotin historical relic reparation of the present invention Base apatite XRD spectrum compares;
Fig. 2 is 3 days cured product microscopic appearances (5000 times) of embodiment 1;
Fig. 3 is the 3 days cured products and hydroxyl of the embodiment 2 of the adhesive composition for sclerotin historical relic reparation of the present invention Base apatite XRD spectrum compares;
Fig. 4 is 3 days cured product microscopic appearances (5000 times) of embodiment 2;
Fig. 5 is the 3 days cured products and hydroxyl of the embodiment 3 of the adhesive composition for sclerotin historical relic reparation of the present invention Base apatite XRD spectrum compares;
Fig. 6 is 3 days cured product microscopic appearances (5000 times) of embodiment 3.
Specific embodiment
Technical scheme of the present invention is further described in detail below in conjunction with attached drawing.
The imagination of the present invention is that the hydroxyapatite crystal of some strength is generated by the hydrolysis of calcium phosphate mineral, together When, it has a surplus and the characteristics of brittleness is big, cementability is poor, is improved by compound organic matter, and pass through for product compression strength It adds in curing agent and adjusts setting time, to meet operation requirement.
Specifically, a kind of adhesive composition for sclerotin historical relic reparation provided in an embodiment of the present invention, being included in makes Component A, component B, component C and the water of used time mixing, the component A are synthos curing agent, and the component B is bonded for toughening Agent, the component C are phosphate accelerating agent;Wherein, when preparing the adhesive composition, the proportioning of each component in parts by weight It is as follows:
Wherein synthos curing agent A is tricalcium phosphate (TCP), tetracalcium phosphate (TTCP), calcium dihydrogen phosphate (MCPM), nothing Two or more component in the synthos such as water calcium monohydrogen phosphate (DCPA), calcium hydroxy phosphate (HA) is in certain mass ratio Mix, it is preferred to use manner of formulation be 70.73%TTCP+26.27%DCPA+3%HA.In some embodiments In, it is possible to use other manner of formulation, for example, 75%TCP+20%TTCP+5%DCPA.Those skilled in the art can manage Solution, the manner of formulation is merely illustrative, does not do concrete restriction to technical solution of the present invention.Those skilled in the art can also do It is appropriate to change to realize technical scheme of the present invention.
(1) preparation method of phosphate firming agent:
Raw material particle size requirement:By taking calcium hydroxy phosphate as an example, optional worked materials or the nano material purchased in market less than 50nm can Absolute ethyl alcohol is selected as medium, fineness can be milled in planetary mills less than 10 μm, then 100 DEG C of drying.Particularly with TCP, TTCP, For MCPM, DCPA, the row drying again less than 10 μm is ground to alcohols, is relatively preferred mode of operation.
When the synthos to two kinds or more mix, can carry out in accordance with the following steps:Each group is weighed in proportion Material is divided to be respectively charged into agate spherical tank, adds in appropriate absolute ethyl alcohol, the ground and mixed in horizontal planetary ball mill, 300 turns/ Min mixes 4h, takes out in 80 DEG C of drying.
And for the component B of the present invention, specifically, toughening bonding agent is chosen as collagen, gelatin, fluorine carbon tree Fat, polyvinyl alcohol, acrylic resin, fibroin albumen, chitosan polylactic acid, serine, polyethylene glycol;Gelatin;Polyacrylamide; Fluorine carbon emulsion;Silicone acrylic emulsion;Polyvinyl butyral;Polyvinyl alcohol;Carboxymethyl cellulose;In hydroxypropyl methyl cellulose etc. One or two mix, and solvent is distilled water, and the polymer formed by solvent volatilization or hydrolysis fills calcium phosphate Hydrated product gap, the hydroxyl contained, amino isopolarity group and inorganic hydroxyapatite have good adhesive force and bonding force, Compound reduces the brittleness of firming body, improves flexibility and cementability.Recommend silicone acrylic emulsion, silicone acrylic emulsion be by containing The organic silicon monomer of unsaturated bond adds in suitable auxiliary agent with acrylic monomer, and coating polymerization technique by nucleocapsid is polymerized Lotion, combine organosilicon fire-resistant, weatherability, chemical-resistant, hydrophobic, surface can low not v ulnerability and acrylic acid High colour retention, flexibility, the adhesion of resinoid.
Further, component C be phosphate accelerating agent, concretely sodium phosphate, disodium hydrogen phosphate, sodium dihydrogen phosphate, Two or more component in the phosphate such as potassium phosphate, dipotassium hydrogen phosphate, potassium dihydrogen phosphate mixes, and is using solvent Distilled water, the component are used to promote the hydrolysis of synthos powder, since the multistage hydrolysis of phosphate radical is in entire aquation system The most complicated and maximum on the influence of hydration reaction degree, contain phosphate radical (PO so being used in liquid phase more4 3-) or phosphorus Sour hydrogen radical (H2PO4 -、HPO4 2-) substance, adjust the process of hydration reaction by adjusting the ion concentration in aquation system.It pushes away It is 0.25mol/L NaH to recommend the proportioning used2PO4+0.25mol/L Na2HPO4Or 0.30mol/L Na2HPO4+0.08mol/L K2HPO4, can adjust setting time by increasing and decreasing dosage, meet and repair needs.
The adhesive composition for sclerotin historical relic reparation that the embodiment of the present invention proposes, is preferably matched when in use System, step are as follows:
Step 1, liquid phase component is prepared, liquid solution is made by solvent of distilled water respectively in component B and component C;
Step 2, component A, component B and component C are mixed according to weight.
Specifically, when preparing the adhesive composition, the proportioning of each component is as follows in parts by weight:
Toughening consumption of binder is bigger, and the compression strength of firming body, tensile strength and adhesive strength are bigger, but organic components The raising of content will reduce ageing-resistant performance, and the foreign substance of introducing is more, and the microstructure of firming body is had an impact more Greatly.
Phosphate accelerator dosage is bigger, and setting time is shorter, otherwise longer, according to conventional reparation speed, dosage control It makes in 2~4 grams/100 grams synthos curing agent, at room temperature, the presetting period, final setting time was at 20-40 points at 15-30 minutes Clock.
On the one hand water plays dissolving peptizaiton as solvent, it is anti-on the other hand also to participate in hydrolysis as important reactant Should, dosage directly affects the intensity of the consistency of initial stage slurry, setting time and firming body, and the big consistency of water consumption is low, is conducive to Perfusion and penetration reinforcement to historical relic small gap, but can cause that setting time is elongated and firming body intensity is lower, in addition, its dosage Also related with curing agent A granularities, the bigger dosage of granularity is smaller, and in practical operation, total dosage is suitable at 30~36 grams/100 grams Phosphate firming agent curing agent can be adjusted according to actual conditions.
Preparation method:Sclerotin historical relic bonding reinforcement material is totally carried out in two steps preparation, and the first step first prepares liquid phase component, It is made of toughening bonding agent B, accelerant C and distilled water, and in addition solid phase components are curing agent A, and second step is by above-mentioned liquid phase group Divide and solid phase components are uniformly mixed in the ratio of accounting.Concrete operations are as follows:
Quantitative accelerant C is first dissolved in a small amount of water, quantitative toughening bonding agent B is dissolved in a small amount of water, after the two mixing again The quantitative values for adding water to water are mended, this is liquid phase component.Take 2~3 additions of quantitative curing agent A (solid phase components) point above-mentioned before use Liquid phase component stirs, and carries out historical relic repairing immediately and reinforces operation.The timing since being added in liquid phase component for the first time, Operation need to be completed before the presetting period.Setting time according to the dosage of accelerant C change and change, and can be needed according to reparation into Row adjustment.
Wherein curing agent is solid phase components, and toughening bonding agent, accelerating agent and water mixing form liquid phase component.Solid phase components and Liquid phase component, which mixes to mix thoroughly in proportion, is made composition of the present invention.Solid phase components and liquid phase component are protected in sealing respectively It can be stored more than three months or more in the case of depositing, but when the two is mixed and made into sclerotin historical relic bonding reinforcement material must be current existing Match, and complete to repair before initial set and operate.
It is specific as follows in the reaction mechanism for the adhesive composition for sclerotin historical relic reparation for preparing the present invention above:
Fundamental reaction is the hydrolysis of synthos in the liquid phase, according to kinetics principle, such as single use A kind of synthos all can be surrounded and be hindered the further progress of aquation due to the product that it is generated in hydrolytic process, and may A large amount of impurity are introduced in aquation final product.Therefore, in actual use, it is typically to select two distinct types of calcium phosphate Salt:A kind of hydrolysis is in acidity;A kind of hydrolysis is in alkalinity.Hydrolysis is made to occur together with acid-base neutralization reaction in this way, was both neutralized The by-product that hydrolysis generates, and stabilize the pH value of entire aquation system, discuss that more systems has phosphoric acid at present Four calcium/calcium monohydrogen phosphate system (TetCP/DCPA), tricalcium phosphate/calcium monohydrogen phosphate system (TCP/DCPA) etc..With TetCP/DCPA Its reaction equation is as follows for system:
3Ca4(PO4)2O+3H2O—>2Ca5(PO4)3OH+2Ca2++4OH-
5CaHPO4+H2O—>Ca5(PO4)3OH+2H3PO4
H3PO4—>H++H2PO4 -
H2PO4 -—>H++HPO4 2-
HPO4 2-—>H++PO4 3-
H++OH-—>H2O
5Ca2++3PO4 3-+OH-—>Ca5(PO4)3OH
It reacts solidification after being mixed with liquid phase, whisker shape hydroxyapatite (HA) is ultimately formed, to sclerotin historical relic There are bonding, reinforcement effect.
Specific embodiment presented below is illustrating technical scheme of the present invention.
Embodiment 1
(1) calcium phosphate dibasic anhydrous (DCPA)
Calcium phosphate dibasic dihydrate (DCPD) is placed in mortar manual fine grinding, by powder by 180 mesh standard sieves, is placed in electricity 120 DEG C of dehydration 12h, are fitted into agate spherical tank after cooling by medium of absolute ethyl alcohol, in horizontal planetary ball in hot blast drying box Grinding about 8h in grinding machine, again drying obtain calcium phosphate dibasic anhydrous (DCPA) powder (granularity is less than 10 μm), and pack sealing is spare.
(2) tetracalcium phosphate:Tetracalcium phosphate (TTCP) is placed in mortar quick ground 180 mesh sieve, by ground powder End using absolute ethyl alcohol as medium, ground in horizontal planetary ball mill about for 24 hours after, drying obtain ultra-fine tetracalcium phosphate powder (grain Degree is less than 10 μm), pack sealing is spare.
(3) calcium hydroxy phosphate (HA), nanoscale (are less than 50nm), self-control or purchased in market.
(4) preparation of synthos curing agent
Weigh the calcium phosphate dibasic anhydrous of above-mentioned preparation respectively by quality proportioning 70.73%TTCP+26.27%DCPA+3%HA (DCPA), tetracalcium phosphate (TTCP) and di calcium powder, are fitted into agate spherical tank, and using absolute ethyl alcohol as medium, ball milling mixes 12h is closed, takes out 80 DEG C of drying in an oven, obtains curing agent A, pack sealing is spare.
(5) prepared by toughening bonding agent:40% silicone-acrylic water-soluble lotion, other concentration are purchased in market.
(6) prepared by phosphate accelerating agent:44.76g Na are weighed respectively2HPO4·12H2O and 19.50g NaH2PO4·2H2O It is uniformly mixed.
(7) preparation of the adhesive composition of bone repair:By 3 grams of accelerant Cs, 27 grams of distillation water dissolutions, 10 are added Gram 40% silicone-acrylic water-soluble lotion is uniformly mixed, this is liquid phase component.100 grams of curing agent A is weighed in stainless steel circular bottom pot, In the case of stirring, divide 2~3 addition liquid phase components, the so-called bonding strengthening agent of the present invention is obtained after mixing.It is effectively formed It is as follows:
1 example of table, 1 product main performance (25 DEG C)
The repairing bonding operation of sclerotin historical relic is completed before the presetting period, curing is placed at room temperature and completes for 24 hours.Fig. 1 and Fig. 2 Respectively illustrate 3 days cured products of the present embodiment 1 compared with hydroxyapatite XRD spectrum with 3 days cured product microscopic appearances (5000 times).
Embodiment 2
(1) curing agent A is prepared respectively by example 1 (1)~(6) step, there is toughening bonding agent B and accelerant C.
(2) prepared by sclerotin historical relic bonding reinforcement material:By 4 grams of accelerant Cs, 16 grams of dissolvings of distilled water, 20 grams are added 40% silicone-acrylic water-soluble lotion is uniformly mixed.100 grams of curing agent A is taken to divide 2~3 in the case of stirring in stainless steel circular bottom pot It is secondary to add in above-mentioned mixed solution, the so-called bonding strengthening agent of the present invention is obtained after mixing.Effectively composition is as follows for it:
2 product main performance of Fig. 2 examples (25 DEG C)
The repairing bonding operation of sclerotin historical relic is completed before the presetting period, curing is placed at room temperature and completes for 24 hours.Fig. 3 and Fig. 4 Respectively illustrate 3 days cured products of the present embodiment 2 compared with hydroxyapatite XRD spectrum with 3 days cured product microscopic appearances (5000 times).
Embodiment 3
(1) curing agent A, toughening bonding agent B and accelerant C are prepared respectively by example 1 (1)~(6) step.
(2) prepared by sclerotin historical relic bonding reinforcement material:By 2 grams of accelerant Cs, 23 grams of dissolvings of distilled water, 15 grams are added 40% silicone-acrylic water-soluble lotion is uniformly mixed.100 grams of curing agent A is taken to divide 2~3 in the case of stirring in stainless steel circular bottom pot It is secondary to add in above-mentioned mixed solution, the so-called bonding strengthening agent of the present invention is obtained after mixing.Effectively composition is as follows for it:
3 product main performance of Fig. 3 examples (25 DEG C)
The repairing bonding operation of sclerotin historical relic is completed before the presetting period, curing is placed at room temperature and completes for 24 hours.Fig. 5 and Fig. 6 Respectively illustrate 3 days cured products of the present embodiment 2 compared with hydroxyapatite XRD spectrum with 3 days cured product microscopic appearances (5000 times).
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all Within the spirit and principles in the present invention, any modification, equivalent replacement and improvement for being made etc. should be included in the guarantor of the present invention Within the scope of shield.

Claims (8)

1. a kind of adhesive composition for sclerotin historical relic reparation, which is characterized in that including mix when in use component A, Component B, component C and water, the component A are synthos curing agent, and the component B is toughening binding agent, and the component C is phosphorus Hydrochlorate accelerating agent;Wherein, when preparing the adhesive composition, the proportioning of each component is as follows in parts by weight:
2. as described in claim 1 be used for sclerotin historical relic reparation adhesive composition, which is characterized in that the component A by Two or more synthos mix, and hybrid mode is using alcohol as medium, and it is small that fineness is milled in planetary mills In 10 μm, then dry.
3. it to be used for the adhesive composition of sclerotin historical relic reparation as claimed in claim 2, which is characterized in that the synthos For tricalcium phosphate, tetracalcium phosphate, calcium dihydrogen phosphate, calcium phosphate dibasic anhydrous or calcium hydroxy phosphate.
4. it to be used for the adhesive composition of sclerotin historical relic reparation as claimed in claim 2, which is characterized in that the alcohol is anhydrous Ethyl alcohol.
5. it to be used for the adhesive composition of sclerotin historical relic reparation as described in claim 1, which is characterized in that the component B choosings From:Collagen, gelatin, fluorocarbon resin, polyvinyl alcohol, acrylic resin, fibroin albumen, chitosan, polylactic acid, serine, Polyethylene glycol, polyacrylamide, fluorine carbon emulsion, silicone acrylic emulsion, polyvinyl butyral, polyvinyl alcohol, carboxymethyl cellulose or One or more in hydroxypropyl methyl cellulose mix, and the use of solvent are distilled water during mixing.
6. as described in claim 1 be used for sclerotin historical relic reparation adhesive composition, which is characterized in that the component C by Two or more phosphate mixes, and mixed solvent is distilled water.
7. it to be used for the adhesive composition of sclerotin historical relic reparation as claimed in claim 6, which is characterized in that the phosphate is Sodium phosphate, disodium hydrogen phosphate, sodium dihydrogen phosphate, potassium phosphate, dipotassium hydrogen phosphate or potassium dihydrogen phosphate.
8. it to be used for the adhesive composition of sclerotin historical relic reparation as described in claim 1, which is characterized in that the adhesive combines Object is made by following steps:
Step 1, liquid phase component is prepared, liquid solution is made by solvent of distilled water respectively in component B and component C;
Step 2, component A, component B and component C are mixed according to weight.
CN201711345477.3A 2017-12-15 2017-12-15 For the adhesive composition of sclerotin historical relic reparation Pending CN108219680A (en)

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CN201711345477.3A CN108219680A (en) 2017-12-15 2017-12-15 For the adhesive composition of sclerotin historical relic reparation
CN202311343720.3A CN117402560A (en) 2017-12-15 2017-12-15 Adhesive composition for repairing bone relics and preparation method thereof

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CN110668842A (en) * 2019-10-28 2020-01-10 西北大学 Reinforcing treatment method for porous bone and horn cultural relics

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