CN105085999A - Biocompatible quantum dot light-emitting film and preparation method thereof - Google Patents
Biocompatible quantum dot light-emitting film and preparation method thereof Download PDFInfo
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Abstract
The invention belongs to the technical field of solid light emitting and high polymer materials, and particularly discloses a biocompatible quantum dot light-emitting film and a preparation method thereof. The preparation method includes the steps that light-emitting quantum dots (such as silicon quantum dots) and protecting matter (such as laponite) of the quantum dots serve as centre materials, the center materials and water solubility natural polymers (such as sodium alginate, CMC and mulberry silk proteins) capable of being used for film forming are subject to blending, indoor-temperature drying and the like, and the biocompatible quantum dot light-emitting film is prepared. The preparation process is simple, green, moderate, efficient and low in cost, and energy is saved; the optical property of the raw silicon quantum dots in the liquid state can be retained through the obtained quantum dot light-emitting film, stability is good, and the biocompatible quantum dot light-emitting film has broad application prospects in the biomedical fields of solid light emitting, biological catalysis, biological detecting, biosensing and the like.
Description
Technical field
The invention belongs to solid luminescent and technical field of polymer materials, be specifically related to a kind of biocompatible quantum dot light emitting film and preparation method thereof.
Background technology
Silicon quantum dot, compared to the II-VI group heavy metal quantum dot of classics, its advantage of giving prominence to the most is its good biocompatibility.In addition, people have also been developed increasing water-soluble silicon quantum dot, and these, except enabling silicon quantum dot as environmental friendliness shaped material except photoelectric field is applied, also provide larger application space for quantum dot in bio-medical field.And at present, at biological field, the application of quantum dot is comparatively single, it can be used as biological fluorescent labeling to be it for bio-imaging is the most also modal application, the report of other biological application is very few.This wherein, the light emitting species of quantum dot is single---liquid luminescence is the important factor limiting its biologic applications.Thus, the variation of quantum dot light emitting form can be it at the applications expanding road of biological field or even other each side.And natural polymer, come from nature, wide material sources, there is good biocompatibility, degradability and hypotoxicity, thus obtained extensively at biomedicine field and applied maturely.Thus, by nontoxic quantum dot as silicon quantum dot and carbon quantum dot, carry out combining with the natural macromolecular material of good biocompatibility and be prepared into biomaterial and have its practical significance.And for natural polymer, its application form is varied, as microballoon, hydrogel, support or film etc., liquid or solid-state.Realize the solid luminescent of quantum dot thus, quantum dot can be realized and apply more widely.But, up to now, what quantum dot needed to solve in solid luminescent is more of paramount importancely, due to inorganic-quantum-dot and organic polymer inconsistent problem inherently, if directly quantum dot and organic materials compound are prepared into film, quantum dot can occur to assemble at this solidification process thus the problems such as fluorescent quenching or existence are separated occur, and the film finally obtained is difficult to the excellent optical property possessing original silicon quantum dot.Secondly, although adopt the method for spin coating on a glass can obtain the Sony ericsson mobile comm ab of silicon quantum dot at present, but how silicon quantum dot is transferred to other devices from glass substrate, and how silicon quantum dot is combined with flexible polymer substance, these problems hinder the solid state applications of silicon quantum dot all greatly.
The present invention passes through the aqueous solution of the just clay such as silicon quantum dot and hectorite, silicon quantum dot is enable to be adsorbed to the laminated structure surface of clay and stable dispersion thereon, afterwards with multiple water-soluble natural polymeric membrane compound, obtain the high luminescence energy film that can maintain original high-molecular polymerization membrane mechanical property after drying, also avoid the lengthy and tedious subsequent operationss such as substrate transfer simultaneously.This preparation process is simple, green gentle, and efficient energy-saving is with low cost, can be applicable to the preparation of the big area solid luminescent film that quantum dot is substrate with multiple water-soluble natural polymer.Obtained luminescent film has good optical property and good biocompatibility, makes quantum dot be provided with more wide actual application prospect at biomedical sectors such as biocatalysis, biological detection, bio-sensings.
Summary of the invention
The object of this invention is to provide one, to have luminous efficiency high, stable luminescent property, and biocompatibility is biocompatible quantum dot light emitting film waiting excellent performance and preparation method thereof well.
Biocompatible quantum dot light emitting film provided by the invention; it is a family macromolecule light-emitting film material; material centered by the Protective substances (as hectorite etc.) of luminescent quantum dot (as silicon quantum dot etc.), quantum dot; by itself and the common water-soluble natural polymer (one as in sodium alginate, carboxymethyl cellulose (CMC), Bombyx-mori Silk Proteins etc.) that can be used for film forming; obtain through steps such as blended, drying at room temperature; this silicon quantum dot light-emitting film can possess former quantum dot optical property in the liquid state, has good stability.
The preparation method of biocompatible quantum dot light emitting film provided by the invention, concrete steps are as follows:
(1) the quantum dot colloidal solution that solid content is 0.5-15% is prepared; Described quantum dot has good biocompatibility as luminophore, and concrete example is as silicon quantum dot, carbon quantum dot etc.; Obtain by buying or making by oneself;
(2) (be generally about 25 DEG C) under room temperature, add in deionized water by the material powder of biocompatible protection quantum dot, rapid stirring makes it be well dispersed in deionized water, is mixed with the suspension that solid content is 0.1-10%;
(3) the above-mentioned Protective substances aqueous solution is mixed with the ratio of volume ratio 1:1000-1:100 with quantum dot colloidal solution, and fully stir;
(4) prepare the natural polymer Film-forming aqueous solution (if desired, appropriate amount softening agent or toughener (as glycerine etc.) can be added, the mechanical property of film forming to regulate) of proper concn, and mix with the mixing solutions that above-mentioned steps (3) obtains, fully stir;
(5) step (4) is obtained mixed solution to carry out watering film on suitable mould, be placed in room temperature dehumidifier environment (such as temperature 25 DEG C, humidity 40%) in dry more than 24h (generally can be 24h--48h), make moisture evaporation complete, namely obtain homogeneous, that luminescent properties is good and stable film material.
In the present invention, for the protection of the material of quantum dot, can be hectorite, also can be the compatible inorganic sheet laminated clay of the other biological such as polynite or LDH, is used for protection silicon quantum dot to produce fluorescent quenching to prevent it from occurring in the solid state to assemble.
In the present invention, natural polymer filmogen used can be carboxymethyl cellulose (CMC), fibroin, sodium alginate, but also can be other arbitrary water-soluble natural polymers.
The present invention has following advantage:
(1) silicon quantum dot etc. of the present invention's employing, have excellent luminous efficiency, hectorite used etc. and water-soluble high-molecular material are materials common on market, cheap; And the preparation method of light-emitting film is very simple efficient, environmental protection, may be used for scale operation;
(2) the silicon quantum dot luminescent film etc. that prepared by the present invention has the optical property close with liquid-state silicon quantum dot, namely there is excellent luminescent properties and optical stability, have broad application prospects at biomedical sectors such as solid luminescent, biocatalysis, biological detection, bio-sensings, such as, can be used for various Sony ericsson mobile comm ab and noclilucence device.
Accompanying drawing explanation
Fig. 1 is obtained silicon quantum dot-fibroin light-emitting film picture in the sunlight.
Fig. 2 is obtained silicon quantum dot-fibroin light-emitting film picture of (wavelength is 365nm) under ultra violet lamp.
Embodiment
Following examples for illustration of the present invention, but are not used in and limit the scope of the invention, every following instance is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Raw material in following examples is commercial goods.
embodiment 1
1. laboratory self-control obtains the silicon quantum dot colloidal solution of the excellent in optical properties of stable dispersion in water;
2. prepare the hectorite aqueous solution that massfraction is 2%: take hectorite 0.2g in beaker, add 10ml deionized water and fully dissolve;
3. by above-mentioned for 0.3ml that bentonite solution mixes with 50ml silicon quantum dot colloidal solution, and fully stir;
4. prepare 3% sodium alginate aqueous solution 100ml, and mix with above-mentioned mixing solutions, fully stir;
5. gained mixed solution is carried out on the mould of 200mm × 275mm size watering film, be placed in temperature about 25 DEG C, air-dry more than 24h in the environment of humidity less than 40%;
6. treat that moisture evaporation is complete, can obtain homogeneous, the film material that luminescent properties is good and stable.
embodiment 2
1. the carbon quantum dot colloidal solution obtaining the excellent in optical properties of stable dispersion in water is bought by market;
2. prepare the hectorite aqueous solution that massfraction is 2%: take hectorite 0.2g in beaker, add 10ml deionized water and fully dissolve;
3. by above-mentioned for 0.3ml that bentonite solution mixes with 50ml silicon quantum dot colloidal solution, and fully stir;
4. prepare 3% sodium alginate aqueous solution 100ml, and mix with above-mentioned mixing solutions, fully stir;
5. gained mixed solution is carried out on the mould of 200mm × 275mm size watering film, be placed in temperature about 25 DEG C, air-dry more than 24h in the environment of humidity less than 40%;
6. treat that moisture evaporation is complete, can obtain homogeneous, the film material that luminescent properties is good and stable.
embodiment 3
1. laboratory self-control obtains the silicon quantum dot colloidal solution of the excellent in optical properties of stable dispersion in water;
2. prepare the polynite aqueous solution that massfraction is 1%: take polynite powder 0.1g in beaker, add 10ml deionized water and fully dissolve;
3. by above-mentioned for 0.3ml that bentonite solution mixes with 50ml silicon quantum dot colloidal solution, and fully stir;
4. prepare 3% sodium alginate aqueous solution 100ml, and mix with above-mentioned mixing solutions, fully stir;
5. gained mixed solution is carried out on the mould of 200mm × 275mm size watering film, be placed in temperature about 25 DEG C, air-dry more than 24h in the environment of humidity less than 40%;
6. treat that moisture evaporation is complete, can obtain homogeneous, the film material that luminescent properties is good and stable.
embodiment 4
1. laboratory self-control obtains the silicon quantum dot colloidal solution of the excellent in optical properties of stable dispersion in water;
2. prepare the hectorite aqueous solution that massfraction is 2%: take hectorite 0.2g in beaker, add 10ml deionized water and fully dissolve;
3. by above-mentioned for 0.3ml that bentonite solution mixes with 50ml silicon quantum dot colloidal solution, and fully stir;
4. prepare the aqueous solution 100ml of Bombyx-mori Silk Proteins, massfraction is 8%, adds glycerine 0.1ml, and fully mixes with above-mentioned mixing solutions;
5. gained mixed solution is carried out on the mould of 200mm × 275mm size watering film, be placed in temperature about 25 DEG C, air-dry more than 24h in the environment of humidity less than 40%;
6. treat that moisture evaporation is complete, can obtain homogeneous, the film material that luminescent properties is good and stable.
embodiment 5
1. laboratory self-control obtains the silicon quantum dot colloidal solution of the excellent in optical properties of stable dispersion in water;
2. prepare the hectorite aqueous solution that massfraction is 2%: take hectorite 0.2g in beaker, add 10ml deionized water and fully dissolve;
3. by above-mentioned for 0.3ml that bentonite solution mixes with 50ml silicon quantum dot colloidal solution, and fully stir;
4. prepare 2% aqueous gelatin solution 100ml, and mix with above-mentioned mixing solutions, fully stir;
5. gained mixed solution is carried out on the mould of 200mm × 275mm size watering film, be placed in temperature about 25 DEG C, air-dry more than 24h in the environment of humidity less than 40%;
6. treat that moisture evaporation is complete, can obtain homogeneous, the film material that luminescent properties is good and stable.
embodiment 6
1. laboratory self-control obtains the silicon quantum dot colloidal solution of the excellent in optical properties of stable dispersion in water;
2. prepare the hectorite aqueous solution that massfraction is 2%: take hectorite 0.2g in beaker, add 10ml deionized water and fully dissolve;
3. by above-mentioned for 0.3ml that bentonite solution mixes with 50ml silicon quantum dot colloidal solution, and fully stir;
4. preparation quality mark is the soy bean proteinous soln 100ml of 6%, and mixes with above-mentioned mixing solutions, fully stirs;
5. gained mixed solution is carried out on the mould of 200mm × 275mm size watering film, be placed in temperature about 25 DEG C, air-dry more than 24h in the environment of humidity less than 40%;
6. treat that moisture evaporation is complete, can obtain homogeneous, the film material that luminescent properties is good and stable.
Claims (5)
1. a preparation method for biocompatible quantum dot light emitting film, is characterized in that concrete steps are:
(1) the quantum dot colloidal solution that solid content is 0.5-15% is prepared; Described quantum dot has good biocompatibility as luminophore;
(2) under room temperature, add in deionized water by the material powder of biocompatible protection quantum dot, rapid stirring makes it be well dispersed in deionized water, is mixed with the suspension that solid content is 0.1-10%;
(3) the above-mentioned Protective substances aqueous solution is mixed with the ratio of volume ratio 1:1000-1:100 with quantum dot colloidal solution, and fully stir;
(4) prepare the natural polymer aqueous solution of proper concn, and mix with the mixing solutions that above-mentioned steps (3) obtains, fully stir;
(5) step (4) is obtained mixed solution to carry out watering film on mould, be placed in dry more than the 24h of room temperature dehumidifier environment, make moisture evaporation complete, namely obtain homogeneous, that luminescent properties is good and stable film material.
2. the preparation method of biocompatible silicon quantum dot light-emitting film according to claim 1, is characterized in that described quantum dot is silicon quantum dot or carbon quantum dot.
3. the preparation method of biocompatible silicon quantum dot light-emitting film according to claim 1, is characterized in that the described material for the protection of quantum dot is hectorite, or is polynite or LDH.
4. the preparation method of biocompatible silicon quantum dot light-emitting film according to claim 1, is characterized in that natural polymer filmogen used is sodium alginate, carboxymethyl cellulose or fibroin.
5. the biocompatible silicon quantum dot light-emitting film prepared by the described preparation method of one of claim 1-4.
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107057703A (en) * | 2017-04-11 | 2017-08-18 | 北京化工大学 | A kind of cadmium telluride quantum dot fibroin and hydrotalcite composite light-emitting film and preparation method thereof |
| CN108424550A (en) * | 2018-01-22 | 2018-08-21 | 内蒙古大学 | A kind of curdlan flexibility light-emitting film and preparation method thereof containing rare earth |
| CN108976485A (en) * | 2018-01-22 | 2018-12-11 | 内蒙古大学 | A kind of curdlan and the compound flexible light-emitting film and preparation method thereof of rare earth |
| CN109277081A (en) * | 2016-12-07 | 2019-01-29 | 天津市金鳞水处理科技有限公司 | A kind of preparation method of multi-functional compound water congealing glue fiber |
| CN109289788A (en) * | 2016-12-07 | 2019-02-01 | 天津市金鳞水处理科技有限公司 | Heavy metal ion adsorbed and detection type composite hydrogel |
| CN109575726A (en) * | 2018-11-12 | 2019-04-05 | 山西大学 | Indoor energy saving brightness enhancement function coating of one kind and preparation method thereof |
| CN110129027A (en) * | 2019-05-31 | 2019-08-16 | 苏州星烁纳米科技有限公司 | Quantum dot composite membrane and preparation method thereof |
| CN110157410A (en) * | 2019-05-31 | 2019-08-23 | 苏州星烁纳米科技有限公司 | The preparation method of quantum dot compound and product prepared therefrom |
| CN110358149A (en) * | 2019-08-21 | 2019-10-22 | 上海臻衍生物科技有限公司 | A kind of degradable laminated film of molecule switching type of nano-quantum point control |
| WO2020084376A1 (en) * | 2018-10-26 | 2020-04-30 | Alma Mater Studiorum - Università di Bologna | Silicon nanostructures as luminescent markers for the recycling of plastic |
| CN113521381A (en) * | 2021-07-22 | 2021-10-22 | 上海市第六人民医院 | Medical membrane material for promoting cell proliferation and preparation method and application thereof |
| CN114736669A (en) * | 2022-05-10 | 2022-07-12 | 江南大学 | CMC-Na/CdS @ ZnS flexible quantum dot film and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101241140A (en) * | 2008-03-13 | 2008-08-13 | 上海交通大学 | Quantum dot mark based immune blotting detection method |
| CN101890185A (en) * | 2010-05-21 | 2010-11-24 | 天津大学 | ZnO quantum dot vector/DNA composite-containing collagen-based composite cornea substitute, and preparation method and application thereof |
| CN102072891A (en) * | 2009-11-20 | 2011-05-25 | 中国科学院化学研究所 | Metal-modified photonic crystal biological detection film as well as preparation method and application thereof |
| CN104353127A (en) * | 2014-11-18 | 2015-02-18 | 中国科学院上海微系统与信息技术研究所 | Composite antibacterial material of graphene quantum dot and fibroin, preparation and application |
-
2015
- 2015-08-07 CN CN201510477940.4A patent/CN105085999A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101241140A (en) * | 2008-03-13 | 2008-08-13 | 上海交通大学 | Quantum dot mark based immune blotting detection method |
| CN102072891A (en) * | 2009-11-20 | 2011-05-25 | 中国科学院化学研究所 | Metal-modified photonic crystal biological detection film as well as preparation method and application thereof |
| CN101890185A (en) * | 2010-05-21 | 2010-11-24 | 天津大学 | ZnO quantum dot vector/DNA composite-containing collagen-based composite cornea substitute, and preparation method and application thereof |
| CN104353127A (en) * | 2014-11-18 | 2015-02-18 | 中国科学院上海微系统与信息技术研究所 | Composite antibacterial material of graphene quantum dot and fibroin, preparation and application |
Non-Patent Citations (6)
| Title |
|---|
| HE-YI XIE，等: "Facile fabrication of CdTe/montmorillonite nanocomposite films with stable photoluminescence properties", 《MATERIALS LETTERS》 * |
| HIROYUKI TETSUKA，等: "Highly Luminescent Flexible Quantum Dot–Clay Films", 《ADV. MATER.》 * |
| J.F. LUNA-MARTÍNEZ，等: "Synthesis and optical characterization of ZnS–sodium carboxymethyl cellulose nanocomposite flms", 《CARBOHYDRATE POLYMERS》 * |
| QI LI，等: "Self-assembled quantum dots–polyhedral oligomeric silsesquioxane nanohybrids with enhanced photoluminescence", 《SCRIPTA MATERIALIA》 * |
| WENJUAN ZHOU，等: "Covalent linking of quantum dots to polymer for inorganic–inorganic luminescence films via layer-by-layer assembly with clay", 《CHEMCOMM》 * |
| 骆乐，等: "量子点-聚合物纳米复合材料的研究进展", 《材料导报A:综述篇》 * |
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| CN108424550A (en) * | 2018-01-22 | 2018-08-21 | 内蒙古大学 | A kind of curdlan flexibility light-emitting film and preparation method thereof containing rare earth |
| WO2020084376A1 (en) * | 2018-10-26 | 2020-04-30 | Alma Mater Studiorum - Università di Bologna | Silicon nanostructures as luminescent markers for the recycling of plastic |
| CN109575726A (en) * | 2018-11-12 | 2019-04-05 | 山西大学 | Indoor energy saving brightness enhancement function coating of one kind and preparation method thereof |
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