CN106496440A - A kind of medical bandage with shape memory function and bacteria resistance function and its preparation method and application - Google Patents
A kind of medical bandage with shape memory function and bacteria resistance function and its preparation method and application Download PDFInfo
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- CN106496440A CN106496440A CN201610913578.5A CN201610913578A CN106496440A CN 106496440 A CN106496440 A CN 106496440A CN 201610913578 A CN201610913578 A CN 201610913578A CN 106496440 A CN106496440 A CN 106496440A
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- medical bandage
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- glycine betaine
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- FYUQQLXSKCOHDV-UHFFFAOYSA-N C=[O][NH+]([NH+](N)[N-]C=N)[O-] Chemical compound C=[O][NH+]([NH+](N)[N-]C=N)[O-] FYUQQLXSKCOHDV-UHFFFAOYSA-N 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
- C08F283/065—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals on to unsaturated polyethers, polyoxymethylenes or polyacetals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/46—Deodorants or malodour counteractants, e.g. to inhibit the formation of ammonia or bacteria
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/04—Acids; Metal salts or ammonium salts thereof
- C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/38—Esters containing sulfur
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/356—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of other unsaturated compounds containing nitrogen, sulfur, silicon or phosphorus atoms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2400/00—Materials characterised by their function or physical properties
- A61L2400/16—Materials with shape-memory or superelastic properties
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/38—Esters containing sulfur
- C08F220/387—Esters containing sulfur and containing nitrogen and oxygen
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Hematology (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Textile Engineering (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Abstract
The present invention is applied to field of medical materials, provide a kind of medical bandage with shape memory function and bacteria resistance function, the medical bandage includes absorbent gauze and glycine betaine shape-memory polymer, and the glycine betaine shape-memory polymer is (1～30%) by mass ratio:(20～50%):The monomer A of (20～50%), monomer B and monomer C carry out aqueous solution polymerization in the presence of initiator and form.Present invention also offers a kind of preparation method and application with shape memory function and the medical bandage of bacteria resistance function.The medical bandage that the present invention is provided, due to having good biocompatibility and excellent shape-memory properties containing the glycine betaine shape-memory polymer.And the medical bandage also has bacteria resistance function, good ventilation function is non-stimulated to skin, without allergic reaction.
Description
Technical field
The invention belongs to field of medical materials more particularly to a kind of medical taut with shape memory function and bacteria resistance function
Band and its preparation method and application.
Background technology
For a long time, fixed using plaster bandage during fractures, to help heal.Plaster bandage has source wide
General, cheap the advantages of, but the density of gypsum material is big, airtight, impermeable X ray and cracky, brings many to treatment
Inconvenience.
In recent years, got growing concern for as new fixed material using polymer shape memory material.Shape
Memory macromolecular material typically can soften higher than when more than vitrification point (Tg) 20 DEG C, be less than vitrification point time-varying
Firmly, so as to play a part of fixed limb, and this deformation process has repeatability.At present, this new fixed material
Main fixed material obtained including the blending of polyurethane bandage material, polycaprolactone bandage material and polymer of material etc..But, on
State immobilizing bandage to prepare with pure resin and other additives, not soft, inconvenient operation during wrapping fracture；During use, thoroughly
Gas is poor, easily causes pruitus or allergic reaction.
Content of the invention
The technical problem to be solved is to provide a kind of medical with shape memory function and bacteria resistance function
Bandage and its preparation method and application, it is intended to while improving the shape memory function and bacteriostasis property of medical bandage.
The present invention is achieved in that a kind of medical bandage with shape memory function and bacteria resistance function, described medical
Bandage includes absorbent gauze and glycine betaine shape-memory polymer, the glycine betaine shape-memory polymer by mass ratio for (1～
30%):(20～50%):The monomer A of (20～50%), monomer B and monomer C carry out aqueous solution polymerization in the presence of initiator
Form；
Wherein, the formula of monomer A isR1For H or CH3, R2For O or NH, R3For CH3,
CH2CH3Or CH2CH2CH3In any one, Y is COO, SO3Or PO3In any one；
The formula of monomer B isR4For H or CH3, m is the average of oxyethylene group
Addition molal quantity, selected from 1～100 integer；
The formula of monomer C isR5For H or CH3.
Further, the absorbent gauze is 20～80 with the mass ratio of the glycine betaine shape-memory polymer:20～
80.
Further, the material of the absorbent gauze is absorbent cotton.
Further, the medical bandage has deformation temperature, and the deformation temperature is 30～80 DEG C.
Further, when temperature is higher than the deformation temperature, the medical bandage limbers up；The change is less than in temperature
During shape temperature, the medical bandage is hardened and tough.
Present invention also offers a kind of preparation method with shape memory function and the medical bandage of bacteria resistance function, including
Following steps：
Prepare the glycine betaine shape-memory polymer solution that concentration is 1～20wt%；
Absorbent gauze is placed in the glycine betaine shape-memory polymer solution, is soaked 1～30 minute；
Absorbent gauze containing the glycine betaine shape-memory polymer solution is dried acquisition in 60～100 DEG C medical taut
Band.
Present invention also offers a kind of application with shape memory function and the medical bandage of bacteria resistance function, the application
Be the medical bandage is used for binding up a wound, fixed fracture, fat-reducing are drawn the abdomen, health or pregnant woman's recovering abdominal muscle of postpartum woman.
Beneficial effect：A kind of medical bandage with shape memory function and bacteria resistance function provided in an embodiment of the present invention,
Including glycine betaine shape-memory polymer, the glycine betaine shape-memory polymer has both sexes structure.The glycine betaine shape
Memory polymer is prepared by Raolical polymerizable, and introducing unsaturation glycine betaine monomer A makes the glycine betaine shape note
Recall good biocompatibility and anti-microbial property that polymer has betaine polymer；Acrylic monomer B is introduced so that institute
State the shape memory for hydrogen bond structure control being formed on glycine betaine shape-memory polymer strand or affecting shape-memory polymer
Performance；In addition, introducing allyl polyethenoxy ether monomer C, the glycine betaine shape-memory polymer is adsorbed on gauze, increase
Strong adsorption effect and improve bio-compatible performance.
The medical bandage provided by the embodiment of the present invention, due to having good containing the glycine betaine shape-memory polymer
Good biocompatibility and excellent shape-memory properties.And the medical bandage also has bacteria resistance function, work(of well breathing freely
Can, non-stimulated to skin, without allergic reaction.Additionally, the medical bandage is firm light, breathe freely, saturating x-ray, plasticity are strong, and right
Environmental friendliness.
The preparation method with shape memory function and the medical bandage of bacteria resistance function provided by the embodiment of the present invention, instead
Process is simple is answered, and environment friendly and pollution-free.Only absorbent gauze need to be soaked in the glycine betaine shape-memory polymer solution and be soaked
Bubble, process are simple.
Description of the drawings
Fig. 1 is the preparation process with shape memory function and the medical bandage of bacteria resistance function provided in an embodiment of the present invention
Schematic diagram；
Fig. 2 is medical bandage obtained in the embodiment of the present invention and common bandage contrast schematic diagram；
Fig. 3 is the schematic arrangement of the glycine betaine shape-memory polymer that the embodiment of the present invention 2 is provided；
Fig. 4 is hardness balance's schematic diagram of medical bandage obtained in the embodiment of the present invention and common bandage；
Fig. 5 is the bacteriostasis property test result schematic diagram of medical bandage obtained in the embodiment of the present invention.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, and
It is not used in the restriction present invention.
A kind of medical bandage with shape memory function and bacteria resistance function is embodiments provided, described medical taut
Band includes absorbent gauze and glycine betaine shape-memory polymer, the glycine betaine shape-memory polymer by mass ratio for (1～
30%):(20～50%):The monomer A of (20～50%), monomer B and monomer C carry out aqueous solution polymerization in the presence of initiator
Form；
Wherein, the formula of monomer A isR1For H or CH3, R2For O or NH, R3For CH3,
CH2CH3Or CH2CH2CH3In any one, Y is COO, SO3Or PO3In any one；
The formula of monomer B isR4For H or CH3, m putting down for oxyethylene group
Equal addition molal quantity, selected from 1～100 integer；
The formula of monomer C isR5For H or CH3.
A kind of medical bandage with shape memory function and bacteria resistance function provided in an embodiment of the present invention, including glycine betaine
Shape-memory polymer, the glycine betaine shape-memory polymer have both sexes structure.The glycine betaine shape-memory polymer
It is prepared by Raolical polymerizable, introducing unsaturation glycine betaine monomer A makes the glycine betaine shape-memory polymer tool
There are the good biocompatibility and anti-microbial property of betaine polymer；Acrylic monomer B is introduced so that the glycine betaine shape
Hydrogen bond structure control is formed on shape memory polymer strand or affects the shape-memory properties of shape-memory polymer；In addition,
Allyl polyethenoxy ether monomer C is introduced, the glycine betaine shape-memory polymer is adsorbed on gauze, is strengthened adsorption effect
And improve bio-compatible performance.
The medical bandage provided by the embodiment of the present invention, due to having good containing the glycine betaine shape-memory polymer
Good biocompatibility and excellent shape-memory properties.And the medical bandage also has bacteria resistance function, work(of well breathing freely
Can, non-stimulated to skin, without allergic reaction.Additionally, the medical bandage is firm light, breathe freely, saturating x-ray, plasticity are strong, and right
Environmental friendliness.
Specifically, the absorbent gauze is 20～80 with the mass ratio of the glycine betaine shape-memory polymer:20～80.
Specifically can be according to the purposes of the medical bandage for preparing, wanting in conjunction with the shape memory function and anti-microbial property to the medical bandage
Ask, the mass ratio of absorbent gauze described in reasonable selection and the glycine betaine shape-memory polymer.The glycine betaine shape memory
The content of polymer is higher, and the shape memory function and anti-microbial property of prepared medical bandage is stronger.
Specifically, the material of the absorbent gauze is absorbent cotton.The absorbent gauze is the gauze made of absorbent cotton, i.e., by
Raw cotton is processed into through removing field trash, degreasing, bleaching, washing, drying, arrangement.
Specifically, the medical bandage has deformation temperature, and the deformation temperature is 30～80 DEG C.In temperature higher than described
During deformation temperature, the medical bandage limbers up；When temperature is less than the deformation temperature, the medical bandage is hardened and tough.
The medical bandage that the present embodiment is provided has adjustable deformation temperature in the range of 30～80 DEG C；When temperature is higher than change
During shape temperature, soft yarns can carry out wrapping process to any part；When temperature be less than deformation temperature when, yarn be hardened and
Tough, there is good fixation to the position that is wrapped up.Because medical bandage shape containing the glycine betaine note that the present embodiment is provided
Recall polymer, the glass transition temperature of the glycine betaine shape-memory polymer is adjustable in the range of 30～80 DEG C.It is higher than glass
During conversion temperature, the polymer enters elastomeric state, and therefore medical bandage softness is deformable；It is less than glass transition temperature, the polymerization
Thing enters glassy state, and therefore be hardened can solid shape for medical bandage.
The present embodiment additionally provides a kind of medical bandage with shape memory function and bacteria resistance function described above
Preparation method, comprises the following steps：
Prepare the glycine betaine shape-memory polymer solution that concentration is 1～20wt%；
Absorbent gauze is placed in the glycine betaine shape-memory polymer solution, is soaked 1～30 minute；
Absorbent gauze containing the glycine betaine shape-memory polymer solution is dried acquisition in 60～100 DEG C medical taut
Band.
The preparation method with shape memory function and the medical bandage of bacteria resistance function provided by the embodiment of the present invention, instead
Process is simple is answered, and environment friendly and pollution-free.Only absorbent gauze need to be soaked in the glycine betaine shape-memory polymer solution and be soaked
Bubble, process are simple.
The embodiment of the present invention additionally provides the medical bandage with shape memory function and bacteria resistance function described above
Application, the application are to be used for binding up a wound to prevent wound infection by the medical bandage；Fixed fracture, convenient disassembly；Subtract
Fertilizer is drawn the abdomen；Health；Pregnant woman's recovering abdominal muscle of postpartum woman etc..
Embodiment 1
In conjunction with shown in Fig. 1, the medical bandage with shape memory function and bacteria resistance function is prepared, step is as follows：
Step one, using raw material 10g methyl allyl polyoxyethylene ethers (MPEG1000), 2g N, N- dimethyl (methyl-prop
Alkene acyloxyethyl) ammonium propane sulfonic acid inner salt (DMPAS), and 5g acrylic acid (AA) successfully prepared through free radical polyalcohol method
Glycine betaine shape-memory polymer is obtained, the aqueous solution of weight fraction 10wt% is then configured to；
Step 2, preprepared absorbent gauze is soaked in 30 points in the glycine betaine shape-memory polymer aqueous solution
Clock, makes shape-memory polymer be adsorbed in gauze；
Step 3, the absorbent gauze for having soaked glycine betaine shape-memory polymer is taken out, and dries removal molten at 80 DEG C
Agent, glycine betaine shape-memory polymer are firmly coated on outside yarn, so as to successfully prepare medical bandage.
Obtained medical bandage is contrasted with common bandage, as a result as shown in Figure 2.
Embodiment 2
By the glycine betaine shape-memory polymer for synthesizing in advance, (molecular structure is as shown in figure 3, preparation method and embodiment 1
Identical) it is dissolved in the aqueous solution, the weight fraction for adjusting polymer solution is 5wt%.Then absorbent gauze is soaked in the beet
15 minutes in the alkali shape-memory polymer aqueous solution；Finally the absorbent gauze for having soaked glycine betaine shape-memory polymer is taken out
Dry at 80 DEG C and remove solvent, that is, prepare medical bandage.
Compared with common gauze, the medical bandage hardness prepared by the present invention is high, with preferable fixed effect；Such as simultaneously
Shown in Fig. 4, the medical bandage still has good longitude and latitude network structure, keeps preferable air permeable effect.
Embodiment 3
The glycine betaine shape-memory polymer for synthesizing the 50wt% of weight fraction containing DMAPS using DMAPS and AA, is dissolved in water
In solution, the weight fraction for adjusting polymer solution is 10wt%.Then absorbent gauze is soaked in the glycine betaine shape memory and gathers
10 minutes in the compound aqueous solution；Finally the absorbent gauze for having soaked glycine betaine shape-memory polymer is taken out and is dried at 70 DEG C
Solvent is removed, that is, prepares medical bandage.
Obtained medical bandage is carried out bacteriostasis property test, structure is as shown in Figure 5.From as it can be seen in the figures, made
The medical bandage for obtaining has good bacteriostasis, the minimal inhibitory concentration of the solution configured using DMAPS-co-AA copolymers
For 1400 μ g/mL.After bacterium connects true 9 hours, bacterial number is significantly reduced.
Presently preferred embodiments of the present invention is the foregoing is only, not in order to limit the present invention, all in essence of the invention
Any modification, equivalent and improvement that is made within god and principle etc., should be included within the scope of the present invention.
Claims (7)
1. a kind of medical bandage with shape memory function and bacteria resistance function, it is characterised in that the medical bandage includes taking off
Fat gauze and glycine betaine shape-memory polymer, the glycine betaine shape-memory polymer are (1～30%) by mass ratio:(20
～50%):The monomer A of (20～50%), monomer B and monomer C carry out aqueous solution polymerization in the presence of initiator and form；
Wherein, the formula of monomer A isR1For H or CH3, R2For O or NH, R3For CH3, CH2CH3Or
CH2CH2CH3In any one, Y is COO, SO3Or PO3In any one；
The formula of monomer B isR4For H or CH3, average additions of the m for oxyethylene group
Molal quantity, selected from 1～100 integer；
The formula of monomer C isR5For H or CH3.
2. medical bandage as claimed in claim 1, it is characterised in that the absorbent gauze is poly- with the glycine betaine shape memory
The mass ratio of compound is 20～80:20～80.
3. medical bandage as claimed in claim 1, it is characterised in that the material of the absorbent gauze is absorbent cotton.
4. the medical bandage as described in claims 1 to 3 any one, it is characterised in that the medical bandage has deformation temperature
Degree, the deformation temperature are 30～80 DEG C.
5. medical bandage as claimed in claim 4, it is characterised in that when temperature is higher than the deformation temperature, described medical
Bandage limbers up；When temperature is less than the deformation temperature, the medical bandage is hardened and tough.
6. a kind of medical bandage with shape memory function and bacteria resistance function as described in claim 1 to 5 any one
Preparation method, it is characterised in that comprise the following steps：
Prepare the glycine betaine shape-memory polymer solution that concentration is 1～20wt%；
Absorbent gauze is placed in the glycine betaine shape-memory polymer solution, is soaked 1～30 minute；
Absorbent gauze containing the glycine betaine shape-memory polymer solution is dried acquisition medical bandage in 60～100 DEG C.
7. a kind of medical bandage with shape memory function and bacteria resistance function as described in claim 1 to 5 any one
Application, it is characterised in that the application be the medical bandage is used for binding up a wound, fixed fracture, fat-reducing is drawn the abdomen, body-building is protected
Strong or pregnant woman's recovering abdominal muscle of postpartum woman.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018072185A1 (en) * | 2016-10-20 | 2018-04-26 | 深圳大学 | Medical bandage having shape-memory function and antibacterial function, preparation method therefor and application thereof |
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2016
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2018072185A1 (en) * | 2016-10-20 | 2018-04-26 | 深圳大学 | Medical bandage having shape-memory function and antibacterial function, preparation method therefor and application thereof |
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Application publication date: 20170315 |