CN106674939A - Novel far-infrared antibacterial low-temperature thermoplastic material and preparation method thereof - Google Patents
Novel far-infrared antibacterial low-temperature thermoplastic material and preparation method thereof Download PDFInfo
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- CN106674939A CN106674939A CN201710006735.9A CN201710006735A CN106674939A CN 106674939 A CN106674939 A CN 106674939A CN 201710006735 A CN201710006735 A CN 201710006735A CN 106674939 A CN106674939 A CN 106674939A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/12—Chemical modification
- C08J7/123—Treatment by wave energy or particle radiation
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2475/04—Polyurethanes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
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Abstract
The invention discloses a novel far-infrared antibacterial low-temperature thermoplastic material and a preparation method thereof. The novel far-infrared antibacterial low-temperature thermoplastic material is prepared from the following raw materials in parts by weight: 70-90 parts of polycaprolactone, 25-35 parts of nano far-infrared ceramic powder, 5-15 parts of nano silver antibacterial agent, 20-40 parts of modified talcum powder and 8-16 parts of diffuse oil. The preparation method of the modified talcum powder comprises the following steps: stirring 30-50 parts of talcum powder, 6-10 parts of silane coupling agent KH540, 4-6 parts of rosin and 3-5 parts of calcium lignosulfonate in an ethanol water solution for 2-4 hours, filtering, drying, pulverizing, and passing through a 200-300-mesh screen to obtain the modified talcum powder. The nano far-infrared ceramic powder added into the far-infrared antibacterial low-temperature thermoplastic material can promote blood circulation and shorten the recovery time; and the added nano silver antibacterial agent can effectively prevent bacteria from generation and prevent secondary diseases from generation. The modified talcum powder can efficiently accelerate the dispersion of the polycaprolactone, nano far-infrared ceramic powder and nano silver antibacterial agent, so the prepared plate has high uniformity.
Description
Technical field
The invention belongs to Material Field, is related to low-temp thermoplastic material, and in particular to a kind of new far infrared antibacterial Low Temperature Thermal
Moulding material and preparation method thereof.
Background technology
For a long time, fixed using plaster bandage during fractures, to help heal.Though plaster bandage has source wide
General, cheap the advantages of, but heavy, airtight, impermeable X-ray, the afraid of water and cracky of gypsum material, bring perhaps to treatment
Inconvenience more.And, patient need carry out the body part of outer fixation and generally entail the feature such as swell and ache, and Gypsum Fibrosum in the market stretches tight
The external fixation system great majority such as band are confined to single outer fixation, all do not improve suffering limb blood circulation, acceleration of tissue repair,
Shorten cure time, mitigate the characteristic of patient pain；And 10 days are pasted with patient to more than 30 days, it is easy to during use
Pathogenic bacteria is grown, the wound of severe infections patient causes secondary disease to occur.
Therefore be attempted to replace gypsum material as orthopaedics external fixation system with colory macromolecular material.Macromolecule
Polycaprolactone (PCL) with superior biodegradable and shape memory, is open up new forward position plastic material important
Raw material.In recent years, the research that new fixed material is prepared by being modified to PCL is received more and more attention.
The content of the invention
It is an object of the invention to provide a kind of new far infrared antibacterial low-temp thermoplastic material and preparation method thereof, by right
Polycaprolactone is modified, and is more suitable for medical, thermoplastic material that is more fixed and treating advantage to prepare.
The above-mentioned purpose of the present invention is achieved by techniques below scheme：
A kind of new far infrared antibacterial low-temp thermoplastic material, is prepared from by the raw material of following weight portion：Polycaprolactone,
70-90 parts；Nano far infrared ceramic powder, 25-35 parts；Nano silver antimicrobials, 5-15 parts；Modified talc powder, 20-40 parts；Diffusion
Oil, 8-16 parts；The preparation method of the modified talc powder is：By 30-50 part Pulvis Talci, 6-10 part silane coupler KH540,4-
6 parts of Colophonium, 3-5 part calcium lignosulfonates stir 2-4 hours in ethanol water, filter, and 200-300 mesh is crossed after dries pulverizing
Sieve obtains final product the modified talc powder.
Preferably, in the ethanol water, ethanol volumn concentration is 50-70%.
Preferably, 1.5-2.5 times for Pulvis Talci weight of the volume of the ethanol water.
Preferably, the new far infrared antibacterial low-temp thermoplastic material is made by the raw material of following weight portion：Gather in oneself
Ester, 80 parts；Nano far infrared ceramic powder, 30 parts；Nano silver antimicrobials, 10 parts；Modified talc powder, 30 parts；Diffusing oil, 12 parts.
The preparation method of above-mentioned new far infrared antibacterial low-temp thermoplastic material comprises the steps：Raw material mixes --- heating
--- injection moulding makes flat board, and --- uniform punching --- surface coated treatment, is dried --- irradiation sterilization --- and checks, is packaged into for pelletize
Storehouse.
Above-mentioned preparation method is specifically included：
Step S1, weighs raw material, mix homogeneously by weight；
Step S2, the raw material of mix homogeneously is heated, then carries out pelletize；
Step S3, the pellet that step S2 is obtained process plastotype into flat board using injection moulding；
Step S4, the equably punching on flat board；
Step S5, to the planar surface dip-coating after the completion of punching or sprayed surface treatment fluid, then dries；
Step S6, with -60 radiation treatment of cobalt；
Step S7, the flat board after radiation treatment are tested and packaging and storage.
Preferably, in step S2 heating and temperature control at 70-150 DEG C, double screw extruder carries out pelletize, screw speed
10-20 rev/min.
Preferably, step S3 injection molding temperature control is at 70-150 DEG C.
Preferably, the thickness of step S3 injection flat board is 1.6-3.2mm.
Preferably, surface treatment liquid described in step S5 is the mixed liquor of aqueous polyurethane emulsion and adhesion promoter LTW.
Advantages of the present invention：
The nano far infrared ceramic powder added in the far-infrared anti-biotic low-temp thermoplastic material that the present invention is provided can promote blood
Liquid circulation, shortening cure time, the nano silver antimicrobials of addition can effectively prevent bacteria breed, prevent the generation of secondary disease；
The present invention is by Pulvis Talci is modified, modified efficiently to promote polycaprolactone, nano far infrared ceramic powder and nanometer
Silver antibacterial agent disperses, and obtained flat board homogeneity is high.
Specific embodiment
The essentiality content of the present invention is further illustrated with reference to embodiment, but present invention protection model is not limited with this
Enclose.Although being explained in detail to the present invention with reference to preferred embodiment, it will be understood by those within the art that, can be right
Technical scheme is modified or equivalent, without deviating from the spirit and scope of technical solution of the present invention.
In following embodiments, surface treatment liquid is aqueous polyurethane emulsion (Dongguan meter Ren Zhan Chemical Co., Ltd.s, model
MR-873) and adhesion promoter LTW mixed liquor, the two weight ratio be 8:1, then plus 2 times of weight water dilution.
Embodiment 1：The preparation of new far infrared antibacterial low-temp thermoplastic material
Parts by weight of raw materials ratio：
Polycaprolactone, 80 parts；Nano far infrared ceramic powder, 30 parts；Nano silver antimicrobials, 10 parts；Modified talc powder, 30
Part；Diffusing oil, 12 parts.
The preparation method of modified talc powder is：By 40 parts of Pulvis Talci, 8 parts of silane coupler KH540,5 parts of Colophonium, 4 parts it is wooden
Quality sulfoacid calcium is stirred in ethanol water 3 hours, is filtered, and crosses 200-300 mesh sieves and obtain final product the modified cunning after dries pulverizing
Stone powder.In ethanol water, ethanol volumn concentration is 60%, and the volume of ethanol water is 2 times of Pulvis Talci weight.
Preparation method：
Step S1, weighs raw material by weight, 60 revs/min of mechanical agitation 5 minutes, makes mix homogeneously；
Step S2, the raw material of mix homogeneously is heated, then carries out pelletize；Heating and temperature control at 110 DEG C, twin-screw extrusion
Machine carries out pelletize, 15 revs/min of screw speed；
Step S3, the pellet that step S2 is obtained process plastotype into flat board using injection moulding；Wherein, the temperature of injection molding
Control makes the flat board that thickness is 2.4mm at 110 DEG C, it is also possible to make thickness for 3.2mm or 1.6mm；
Step S4, the equably punching on flat board；Specifically, equably rushed by 20% required mesh with puncher
Hole；
Step S5, to the planar surface dip-coating after the completion of punching or sprayed surface treatment fluid, then dries；
Step S6, with -60 radiation treatment of cobalt；
Step S7, the flat board after radiation treatment are tested and packaging and storage.
Embodiment 2：The preparation of new far infrared antibacterial low-temp thermoplastic material
Parts by weight of raw materials ratio：
Polycaprolactone, 70 parts；Nano far infrared ceramic powder, 25 parts；Nano silver antimicrobials, 5 parts；Modified talc powder, 20 parts；
Diffusing oil, 8 parts.
The preparation method of modified talc powder is：By 30 parts of Pulvis Talci, 6 parts of silane coupler KH540,4 parts of Colophonium, 3 parts it is wooden
Quality sulfoacid calcium is stirred in ethanol water 2 hours, is filtered, and crosses 200-300 mesh sieves and obtain final product the modified cunning after dries pulverizing
Stone powder.In ethanol water, ethanol volumn concentration is 50%, and the volume of ethanol water is 2.5 times of Pulvis Talci weight.
Preparation method：
Step S1, weighs raw material by weight, 60 revs/min of mechanical agitation 5 minutes, makes mix homogeneously；
Step S2, the raw material of mix homogeneously is heated, then carries out pelletize；Heating and temperature control at 70 DEG C, twin-screw extrusion
Machine carries out pelletize, 20 revs/min of screw speed；
Step S3, the pellet that step S2 is obtained process plastotype into flat board using injection moulding；Wherein, the temperature of injection molding
Control makes the flat board that thickness is 2.4mm at 70 DEG C, it is also possible to make thickness for 3.2mm or 1.6mm；
Step S4, the equably punching on flat board；Specifically, required 1% mesh equably punching is pressed with puncher；
Step S5, to the planar surface dip-coating after the completion of punching or sprayed surface treatment fluid, then dries；
Step S6, with -60 radiation treatment of cobalt；
Step S7, the flat board after radiation treatment are tested and packaging and storage.
Embodiment 3：The preparation of new far infrared antibacterial low-temp thermoplastic material
Parts by weight of raw materials ratio：
Polycaprolactone, 90 parts；Nano far infrared ceramic powder, 35 parts；Nano silver antimicrobials, 15 parts；Modified talc powder, 40
Part；Diffusing oil, 16 parts.
The preparation method of modified talc powder is：By 50 parts of Pulvis Talci, 10 parts of silane coupler KH540,6 parts of Colophonium, 5 parts it is wooden
Quality sulfoacid calcium is stirred in ethanol water 4 hours, is filtered, and crosses 200-300 mesh sieves and obtain final product the modified cunning after dries pulverizing
Stone powder.In ethanol water, ethanol volumn concentration is 70%, and the volume of ethanol water is 1.5 times of Pulvis Talci weight.
Preparation method：
Step S1, weighs raw material by weight, 60 revs/min of mechanical agitation 5 minutes, makes mix homogeneously；
Step S2, the raw material of mix homogeneously is heated, then carries out pelletize；Heating and temperature control at 150 DEG C, twin-screw extrusion
Machine carries out pelletize, 10 revs/min of screw speed；
Step S3, the pellet that step S2 is obtained process plastotype into flat board using injection moulding；Wherein, the temperature of injection molding
Control makes the flat board that thickness is 2.4mm at 150 DEG C, it is also possible to make thickness for 3.2mm or 1.6mm；
Step S4, the equably punching on flat board；Specifically, equably rushed by 42% required mesh with puncher
Hole；
Step S5, to the planar surface dip-coating after the completion of punching or sprayed surface treatment fluid, then dries；
Step S6, with -60 radiation treatment of cobalt；
Step S7, the flat board after radiation treatment are tested and packaging and storage.
Embodiment 4：The preparation of new far infrared antibacterial low-temp thermoplastic material
Parts by weight of raw materials ratio：
Polycaprolactone, 75 parts；Nano far infrared ceramic powder, 30 parts；Nano silver antimicrobials, 10 parts；Modified talc powder, 30
Part；Diffusing oil, 12 parts.
The preparation method of modified talc powder is：By 40 parts of Pulvis Talci, 8 parts of silane coupler KH540,5 parts of Colophonium, 4 parts it is wooden
Quality sulfoacid calcium is stirred in ethanol water 3 hours, is filtered, and crosses 200-300 mesh sieves and obtain final product the modified cunning after dries pulverizing
Stone powder.In ethanol water, ethanol volumn concentration is 60%, and the volume of ethanol water is 2 times of Pulvis Talci weight.
Preparation method：
Step S1, weighs raw material by weight, 60 revs/min of mechanical agitation 5 minutes, makes mix homogeneously；
Step S2, the raw material of mix homogeneously is heated, then carries out pelletize；Heating and temperature control at 110 DEG C, twin-screw extrusion
Machine carries out pelletize, 15 revs/min of screw speed；
Step S3, the pellet that step S2 is obtained process plastotype into flat board using injection moulding；Wherein, the temperature of injection molding
Control makes the flat board that thickness is 2.4mm at 110 DEG C, it is also possible to make thickness for 3.2mm or 1.6mm；
Step S4, the equably punching on flat board；Specifically, equably rushed by 20% required mesh with puncher
Hole；
Step S5, to the planar surface dip-coating after the completion of punching or sprayed surface treatment fluid, then dries；
Step S6, with -60 radiation treatment of cobalt；
Step S7, the flat board after radiation treatment are tested and packaging and storage.
Embodiment 5：The preparation of new far infrared antibacterial low-temp thermoplastic material
Parts by weight of raw materials ratio：
Polycaprolactone, 85 parts；Nano far infrared ceramic powder, 30 parts；Nano silver antimicrobials, 10 parts；Modified talc powder, 30
Part；Diffusing oil, 12 parts.
The preparation method of modified talc powder is：By 40 parts of Pulvis Talci, 8 parts of silane coupler KH540,5 parts of Colophonium, 4 parts it is wooden
Quality sulfoacid calcium is stirred in ethanol water 3 hours, is filtered, and crosses 200-300 mesh sieves and obtain final product the modified cunning after dries pulverizing
Stone powder.In ethanol water, ethanol volumn concentration is 60%, and the volume of ethanol water is 2 times of Pulvis Talci weight.
Preparation method：
Step S1, weighs raw material by weight, 60 revs/min of mechanical agitation 5 minutes, makes mix homogeneously；
Step S2, the raw material of mix homogeneously is heated, then carries out pelletize；Heating and temperature control at 110 DEG C, twin-screw extrusion
Machine carries out pelletize, 15 revs/min of screw speed；
Step S3, the pellet that step S2 is obtained process plastotype into flat board using injection moulding；Wherein, the temperature of injection molding
Control makes the flat board that thickness is 2.4mm at 110 DEG C, it is also possible to make thickness for 3.2mm or 1.6mm；
Step S4, the equably punching on flat board；Specifically, equably rushed by 20% required mesh with puncher
Hole；
Step S5, to the planar surface dip-coating after the completion of punching or sprayed surface treatment fluid, then dries；
Step S6, with -60 radiation treatment of cobalt；
Step S7, the flat board after radiation treatment are tested and packaging and storage.
Embodiment 6：Contrast with embodiment 1, Pulvis Talci is not modified
Parts by weight of raw materials ratio：
Polycaprolactone, 80 parts；Nano far infrared ceramic powder, 30 parts；Nano silver antimicrobials, 10 parts；Pulvis Talci, 30 parts；Expand
Dissipate oily, 12 parts.
Preparation method：
Step S1, weighs raw material by weight, 60 revs/min of mechanical agitation 5 minutes, makes mix homogeneously；
Step S2, the raw material of mix homogeneously is heated, then carries out pelletize；Heating and temperature control at 110 DEG C, twin-screw extrusion
Machine carries out pelletize, 15 revs/min of screw speed；
Step S3, the pellet that step S2 is obtained process plastotype into flat board using injection moulding；Wherein, the temperature of injection molding
Control makes the flat board that thickness is 2.4mm at 110 DEG C, it is also possible to make thickness for 3.2mm or 1.6mm；
Step S4, the equably punching on flat board；Specifically, equably rushed by 20% required mesh with puncher
Hole；
Step S5, to the planar surface dip-coating after the completion of punching or sprayed surface treatment fluid, then dries；
Step S6, with -60 radiation treatment of cobalt；
Step S7, the flat board after radiation treatment are tested.
Embodiment 7：Effect example
In order to prove effect of the modified talc powder to far-infrared anti-biotic low-temp thermoplastic material homogeneity of the present invention, respectively in reality
Apply 10 5m are randomly selected on flat board (obtained by step S3) prepared by example 1 and embodiment 62Fritter, determines nanometer silver in each fritter
Content, calculate RSD values (%).The higher content of nanometer silver inhomogeneity for representing various location on flat board of RSD values is high.
As a result it is as follows：
| Embodiment 1 | Embodiment 6 | |
| RSD values | 2.3% | 10.7% |
The above results show that modified talc powder can improve the homogeneity of flat board.
The nano far infrared ceramic powder added in the far-infrared anti-biotic low-temp thermoplastic material that the present invention is provided can promote blood
Liquid circulation, shortening cure time, the nano silver antimicrobials of addition can effectively prevent bacteria breed, prevent the generation of secondary disease；
The present invention is by Pulvis Talci is modified, modified efficiently to promote polycaprolactone, nano far infrared ceramic powder and nanometer
Silver antibacterial agent disperses, and obtained flat board homogeneity is high.
The effect of above-described embodiment indicates that the essentiality content of the present invention, but does not limit the protection of the present invention with this
Scope.It will be understood by those within the art that, technical scheme can be modified or equivalent,
Without deviating from the essence and protection domain of technical solution of the present invention.
Claims (10)
1. a kind of new far infrared antibacterial low-temp thermoplastic material, it is characterised in that be prepared from by the raw material of following weight portion：
Polycaprolactone, 70-90 parts；Nano far infrared ceramic powder, 25-35 parts；Nano silver antimicrobials, 5-15 parts；Modified talc powder, 20-
40 parts；Diffusing oil, 8-16 parts；The preparation method of the modified talc powder is：Will be 30-50 part Pulvis Talci, 6-10 parts silane coupled
Agent KH540,4-6 part Colophonium, 3-5 part calcium lignosulfonates stir 2-4 hours in ethanol water, filter, after dries pulverizing
Cross 200-300 mesh sieves and obtain final product the modified talc powder.
2. new far infrared antibacterial low-temp thermoplastic material according to claim 1, it is characterised in that：The ethanol water
Middle ethanol volumn concentration is 50-70%.
3. new far infrared antibacterial low-temp thermoplastic material according to claim 2, it is characterised in that：The ethanol water
Volume be 1.5-2.5 times of Pulvis Talci weight.
4. according to the arbitrary described new far infrared antibacterial low-temp thermoplastic material of claim 1-3, it is characterised in that by as follows
The raw material of weight portion is prepared from：Polycaprolactone, 80 parts；Nano far infrared ceramic powder, 30 parts；Nano silver antimicrobials, 10 parts；Change
Property Pulvis Talci, 30 parts；Diffusing oil, 12 parts.
5. the preparation method of the arbitrary new far infrared antibacterial low-temp thermoplastic material of claim 1-3, it is characterised in that include
Following steps：Raw material mixes, and --- --- injection moulding is made flat board --- uniform punching --- surface coated treatment, is dried in the air for heating pelletize
Dry --- irradiation sterilization --- inspection, packaging and storage.
6. preparation method according to claim 5, it is characterised in that specifically include：
Step S1, weighs raw material, mix homogeneously by weight；
Step S2, the raw material of mix homogeneously is heated, then carries out pelletize；
Step S3, the pellet that step S2 is obtained process plastotype into flat board using injection moulding；
Step S4, the equably punching on flat board；
Step S5, to the planar surface dip-coating after the completion of punching or sprayed surface treatment fluid, then dries；
Step S6, with -60 radiation treatment of cobalt；
Step S7, the flat board after radiation treatment are tested and packaging and storage.
7. preparation method according to claim 6, it is characterised in that：In step S2, heating and temperature control is at 70-150 DEG C,
Double screw extruder carries out pelletize, 10-20 rev/min of screw speed.
8. preparation method according to claim 6, it is characterised in that：Step S3 injection molding temperature control is in 70-150
℃。
9. preparation method according to claim 6, it is characterised in that：The thickness of step S3 injection flat board is 1.6-3.2mm.
10. preparation method according to claim 6, it is characterised in that：Surface treatment liquid described in step S5 is the poly- ammonia of aqueouss
The mixed liquor of ester emulsion and adhesion promoter LTW.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710006735.9A CN106674939A (en) | 2017-01-05 | 2017-01-05 | Novel far-infrared antibacterial low-temperature thermoplastic material and preparation method thereof |
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| CN201710006735.9A CN106674939A (en) | 2017-01-05 | 2017-01-05 | Novel far-infrared antibacterial low-temperature thermoplastic material and preparation method thereof |
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ID=58849902
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113956638A (en) * | 2021-11-25 | 2022-01-21 | 宁波嘉信化工实业有限公司 | Polycaprolactone composite material and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1283511A (en) * | 1999-08-05 | 2001-02-14 | 葛列晖 | Low-temp plastic medical supporting or fixing materials and its preparing process |
| CN1509772A (en) * | 2002-12-25 | 2004-07-07 | 上海材料研究所 | Medical polymer fixing material and producing method thereof |
| CN104804386A (en) * | 2014-01-26 | 2015-07-29 | 北京赛特瑞科技发展有限公司 | Functional fixing plate, production method and use thereof |
-
2017
- 2017-01-05 CN CN201710006735.9A patent/CN106674939A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1283511A (en) * | 1999-08-05 | 2001-02-14 | 葛列晖 | Low-temp plastic medical supporting or fixing materials and its preparing process |
| CN1509772A (en) * | 2002-12-25 | 2004-07-07 | 上海材料研究所 | Medical polymer fixing material and producing method thereof |
| CN104804386A (en) * | 2014-01-26 | 2015-07-29 | 北京赛特瑞科技发展有限公司 | Functional fixing plate, production method and use thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113956638A (en) * | 2021-11-25 | 2022-01-21 | 宁波嘉信化工实业有限公司 | Polycaprolactone composite material and preparation method thereof |
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Application publication date: 20170517 |