CN106798944A - TPU medical treatment application films and preparation method thereof - Google Patents
TPU medical treatment application films and preparation method thereof Download PDFInfo
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- CN106798944A CN106798944A CN201710032638.7A CN201710032638A CN106798944A CN 106798944 A CN106798944 A CN 106798944A CN 201710032638 A CN201710032638 A CN 201710032638A CN 106798944 A CN106798944 A CN 106798944A
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- 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
- A61L15/26—Macromolecular compounds obtained otherwise than 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
- A61L15/18—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
-
- 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
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/28—Polysaccharides or their derivatives
-
- 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
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/10—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing inorganic materials
- A61L2300/102—Metals or metal compounds, e.g. salts such as bicarbonates, carbonates, oxides, zeolites, silicates
- A61L2300/104—Silver, e.g. silver sulfadiazine
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
- A61L2300/404—Biocides, antimicrobial agents, antiseptic agents
-
- 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
- A61L2400/14—Adhesives for ostomy devices
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials For Medical Uses (AREA)
Abstract
A kind of TPU medical treatment application film, is related to medical material tech field, and the component of the application film and the weight portion of each component are：50 100 parts of TPU particles, 10 20 parts of epoxy resin, 5 10 parts of polycarbodiimide, 5 10 parts of polyvinylpyrrolidone, 34 parts of shitosan, 20 30 parts of silver nano-grain, 10 20 parts of antioxidant, 50 100 parts of CCK release liners, 30 50 parts of silicone oil, 10 20 parts of isocyanates, 23 parts of 5 10 parts of chain extender and polyphosphazene polymer esterdiol, application substitution traditional medical adhesive plaster made by the product, gauze, it is easy to use, key is played while being protected from bacterium infection to patient wound, there is waterproof and breathable, applied using TPU after handling wound well, it is substantially accessible to Working Life.
Description
Technical field：
The present invention relates to medical material tech field, and in particular to a kind of TPU medical treatment application film and preparation method thereof.
Background technology：
TPU (Thermoplastic polyyrethane, thermoplastic polyurethane) is that a kind of new organic polymer is closed
Into material, properties are excellent, can replace rubber, soft polyvinyl chloride material PVC.TPU has excellent physical property, example
Such as wearability, screen resilience is all better than conventional polyurethanes PU, PVC, and resistance to ag(e)ing be better than rubber, it may be said that be replacement PVC and PU
Optimal material, is referred to as novel polymer material in the world.
TPUE (TPU) because of its distinctive good characteristic, in having been widely used for every profession and trade, medical
Product scope also increasingly payes attention to the application of TPU film, and TPU film can overcome traditional plastic sheeting such as PP, PE, PVC etc.
The many defects having, it not only has most of characteristic of rubber and common plasticses, also with excellent physical chemistry
Energy.
CN104262946A discloses a kind of antibacterial compound TPU film and preparation method thereof, and the TPU film includes as follows
Component：TPU particle 60-80 weight portions, antiseptic 20-30 weight portions, antioxidant 0.1-0.3 weight portions, auxiliary agent 1-3 weight portions,
The antiseptic by shitosan, fragrant eupatorium herb, Tea Polyphenols, Ageratum conyzoides, cyanidenon be according to 20-25：10-15：10-15：8-10：
The ratio composition of 2-5.Although the TPU film of the invention is with bacteriostasis rate very high, its mechanical strength, water resistance, thoroughly
The aspects such as oxygen do not have too big improvement, and these performances are very important for curable product, on solving
Technical problem is stated, spy proposes a kind of new technical scheme.
The content of the invention：
The invention aims to the weak point for overcoming above-mentioned prior art to exist, and a kind of TPU medical treatment is provided and is applied
Patch film and preparation method thereof.
The technical solution adopted by the present invention is：A kind of TPU medical treatment application film, the component of the application film and each component
Weight portion is：50-100 parts of TPU particles, epoxy resin 10-20 parts, polycarbodiimide 5-10 parts, polyvinylpyrrolidone 5-
10 parts, shitosan 3-4 parts, silver nano-grain 20-30 parts, antioxidant 10-20 parts, 50-100 parts of CCK release liners, silicone oil 30-50
Part, isocyanates 10-20 parts, chain extender 5-10 parts and 2-3 parts of polyphosphazene polymer esterdiol.
The component of the application film and the weight portion of each component are：40-90 parts of TPU particles, epoxy resin 12-18 parts, it is poly-
Carbodiimides 6-9 parts, polyvinylpyrrolidone 6-9 parts, shitosan 3.5-3.9 parts, silver nano-grain 12-28 parts, antioxidant
12-18 parts, 40-90 parts, silicone oil 35-45 parts, isocyanates 15-18 parts, chain extender 6-9 parts of CCK release liners and macromolecule polyester
Glycol 2.2-2.9 parts.
Described antioxidant be double Lauryl Alcohol esters, double ten four carbon alcohols esters or double octadecanol esters it is therein one or two
Mixture above.
Described chain extender is glycerine, trimethylolpropane, diethylene glycol (DEG), triethylene glycol, neopentyl glycol, sorbierite or diethylamino
Base ethanol one of which or two or more mixtures.
A kind of preparation method of TPU medical treatment application film, the method is comprised the following steps：Step one：TPU particles are placed
To in dry dehumidification device, TPU particle dryings are dehumidified 3 hours in dry dehumidification device；Uniformly applied in CCK release liners simultaneously
Silicone oil is spread, the smearing mode of silicone oil is every square of 10g；
Step 2：The TPU particles that desiccant dehumidification in step one is finished are put into extruder, are moulded using extruder
Change, the temperature of plasticizing is 180 degree；A kind of CCK release liners of smearing silicone oil of step are placed on casting machine simultaneously, using stream
Prolong machine to be processed CCK release liners；
Step 3：The TPU that completion will be plastified in step 2 melts feed liquid film to being processed by casting machine in step 2
In complete CCK release liners；
Step 4：Film resulting in step 3 is pulled out by rubber wheel and iron tyre to pressure, wherein being 6 to pressure pressure
Kilogram, rubber wheel temperature is 60 DEG C, and iron tyre temperature is 100 DEG C；
Step 5：Center volume resulting in step 4 is pruned, then the center volume after pruning is wrapped
Dress.
0.2 kilogram/the 25mm of peel strength of the application leaching membrane paper produced by the film described in step 3, film and paper is most
For moderate, paper stripping be unable to do without when peel strength causes greatly very much application to use, and peel strength gently causes very much processing application to be film
Unclamped with paper and come off.
Described film and the peeling direction of paper are horizontal direction.
Beneficial effects of the present invention are：Application substitution traditional medical adhesive plaster made by the product, gauze, it is easy to use,
Key is played while being protected from bacterium infection to patient wound, has functions that waterproof and breathable, is applied using TPU and handled well
It is substantially accessible to Working Life after wound.
Specific embodiment：
The present invention is further described in conjunction with specific embodiments：
Embodiment one：
A kind of TPU medical treatment application film, the component of the application film and the weight portion of each component are：51 parts of TPU particles, ring
12 parts of oxygen tree fat, 7 parts of polycarbodiimide, 7 parts of polyvinylpyrrolidone, 3 parts of shitosan, 20 parts of silver nano-grain, antioxidant
2 parts of 10 parts, 50 parts of CCK release liners, 30 parts of silicone oil, 10 parts of isocyanates, chain extender part and polyphosphazene polymer esterdiol.
Embodiment two：
A kind of TPU medical treatment application film, the component of the application film and the weight portion of each component are：75 parts of TPU particles, ring
15 parts of oxygen tree fat, 8 parts of polycarbodiimide, 8 parts of polyvinylpyrrolidone, 3.5 parts of shitosan, 25 parts of silver nano-grain, antioxygen
2.5 parts of 15 parts of agent, 75 parts of CCK release liners, 40 parts of silicone oil, 15 parts of isocyanates, 8 parts of chain extender and polyphosphazene polymer esterdiol.
Embodiment three：
A kind of TPU medical treatment application film, the component of the application film and the weight portion of each component are：100 parts of TPU particles,
It is 20 parts of epoxy resin, 10 parts of polycarbodiimide, 10 parts of polyvinylpyrrolidone, 4 parts of shitosan, 30 parts of silver nano-grain, anti-
3 parts of 20 parts of oxygen agent, 100 parts of CCK release liners, 50 parts of silicone oil, 20 parts of isocyanates, 10 parts of chain extender and polyphosphazene polymer esterdiol.
Three above embodiment is prepared using following preparation method：A kind of preparation side of TPU medical treatment application film
Method, the method is comprised the following steps：Step one：TPU particles are placed into dry dehumidification device, will in dry dehumidification device
TPU particle dryings dehumidify 3 hours；The silicone oil on CCK release liners uniform applications simultaneously, the smearing mode of silicone oil is every square of 10g；
Step 2：The TPU particles that desiccant dehumidification in step one is finished are put into extruder, are moulded using extruder
Change, the temperature of plasticizing is 180 degree；A kind of CCK release liners of smearing silicone oil of step are placed on casting machine simultaneously, using stream
Prolong machine to be processed CCK release liners；
Step 3：The TPU that completion will be plastified in step 2 melts feed liquid film to being processed by casting machine in step 2
In complete CCK release liners；
Step 4：Film resulting in step 3 is pulled out by rubber wheel and iron tyre to pressure, wherein being 6 to pressure pressure
Kilogram, rubber wheel temperature is 60 DEG C, and iron tyre temperature is 100 DEG C；
Step 5：Center volume resulting in step 4 is pruned, then the center volume after pruning is wrapped
Dress.
0.2 kilogram/the 25mm of peel strength of the application leaching membrane paper produced by the film described in step 3, film and paper is most
For moderate, paper stripping be unable to do without when peel strength causes greatly very much application to use, and peel strength gently causes very much processing application to be film
Unclamped with paper and come off.Described film and the peeling direction of paper are horizontal direction.
Using effect is tested：
This research is continuously on probation 1 year by 100 volunteers, investigates the effect of TPU medical treatment application film each side.Survey
Examination project standards of grading are：Very satisfied 5 points, 4 points are satisfied with, general 3 points, are unsatisfied with 2 points, very dissatisfied 1 point.It is wherein common
Group is common medical films；
| Test event | Embodiment one | Embodiment two | Embodiment three | Common group |
| Bacteriological protection infectious effect | 4.8 | 4.9 | 4.9 | 3.0 |
| Waterproof effect | 4.8 | 4.9 | 5.0 | 1.0 |
| Air permeable effect | 4.7 | 4.9 | 4.8 | 3.0 |
| Thin flexible film | 4.7 | 4.9 | 4.9 | 3.0 |
In sum, of the invention its not only can effectively solve bacteriological protection infection, waterproof and air permeable effect problem, and make
With safe and healthy, effective.
For a person skilled in the art, other can be made various corresponding according to above technical scheme and design
Change and deformation, and all these change and deformation should all belong within the protection domain of the claims in the present invention.
Claims (7)
1. a kind of TPU medical treatment applies film, it is characterised in that：The component of the application film and the weight portion of each component are：TPU
Grain 50-100 parts, epoxy resin 10-20 parts, polycarbodiimide 5-10 parts, polyvinylpyrrolidone 5-10 parts, shitosan 3-4
Part, silver nano-grain 20-30 parts, antioxidant 10-20 parts, 50-100 parts of CCK release liners, silicone oil 30-50 parts, isocyanates 10-
20 parts, chain extender 5-10 parts and 2-3 parts of polyphosphazene polymer esterdiol.
2. TPU medical treatment according to claim 1 applies film, it is characterised in that：The component and each component of the application film
Weight portion be：40-90 parts of TPU particles, epoxy resin 12-18 parts, polycarbodiimide 6-9 parts, polyvinylpyrrolidone 6-9
Part, shitosan 3.5-3.9 parts, silver nano-grain 12-28 parts, antioxidant 12-18 parts, 40-90 parts of CCK release liners, silicone oil 35-45
Part, isocyanates 15-18 parts, chain extender 6-9 parts and 2.2-2.9 parts of polyphosphazene polymer esterdiol.
3. the TPU medical treatment according to right wants 1 or 2 applies film, it is characterised in that：Described antioxidant is double Lauryl Alcohols
Ester, double ten four carbon alcohols esters or double octadecanol esters one or more mixture therein.
4. TPU medical treatment according to claim 1 and 2 applies film, it is characterised in that：Described chain extender is glycerine, three
Hydroxymethyl-propane, diethylene glycol (DEG), triethylene glycol, neopentyl glycol, sorbierite or diethylaminoethanol one of which are two or more mixed
Compound.
5. a kind of TPU medical treatment applies the preparation method of film, it is characterised in that：The method is comprised the following steps：Step one：Will
TPU particles are placed into dry dehumidification device, and TPU particle dryings are dehumidified 3 hours in dry dehumidification device；Simultaneously in CCK
Silicone oil on release liners uniform application, the smearing mode of silicone oil is every square of 10g；
Step 2：The TPU particles that desiccant dehumidification in step one is finished are put into extruder, are plastified using extruder,
The temperature of plasticizing is 180 degree；A kind of CCK release liners of smearing silicone oil of step are placed on casting machine simultaneously, using curtain coating
Machine is processed to CCK release liners；
Step 3：To be plastified in step 2 completion TPU melt feed liquid film in step 2 by casting machine completion of processing
In CCK release liners；
Step 4：Film resulting in step 3 is pulled out by rubber wheel and iron tyre to pressure, wherein being 6 public to pressure pressure
Jin, rubber wheel temperature is 60 DEG C, and iron tyre temperature is 100 DEG C；
Step 5：Center volume resulting in step 4 is pruned, then the center volume after pruning is packed.
6. TPU medical treatment according to claim 5 applies the preparation method of film, it is characterised in that：Described in step 3
0.2 kilogram/the 25mm of peel strength of the application leaching membrane paper produced by film, film and paper is the most moderate.
7. TPU medical treatment according to claim 6 applies the preparation method of film, it is characterised in that：Described film and paper
Peeling direction be horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710032638.7A CN106798944A (en) | 2017-01-16 | 2017-01-16 | TPU medical treatment application films and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710032638.7A CN106798944A (en) | 2017-01-16 | 2017-01-16 | TPU medical treatment application films and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106798944A true CN106798944A (en) | 2017-06-06 |
Family
ID=58984475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710032638.7A Pending CN106798944A (en) | 2017-01-16 | 2017-01-16 | TPU medical treatment application films and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112409777A (en) * | 2020-11-09 | 2021-02-26 | 江苏鑫易达新材料科技有限公司 | Medical antibacterial breathable TPU film and preparation method thereof |
| CN112457656A (en) * | 2020-10-30 | 2021-03-09 | 苏州市雄林新材料科技有限公司 | Medical ultrathin TPU film and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112457656A (en) * | 2020-10-30 | 2021-03-09 | 苏州市雄林新材料科技有限公司 | Medical ultrathin TPU film and preparation method thereof |
| CN112409777A (en) * | 2020-11-09 | 2021-02-26 | 江苏鑫易达新材料科技有限公司 | Medical antibacterial breathable TPU film and preparation method thereof |
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