CN108904860A - A kind of fixed medical bandage modified starch materials - Google Patents
A kind of fixed medical bandage modified starch materials Download PDFInfo
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- CN108904860A CN108904860A CN201810888725.7A CN201810888725A CN108904860A CN 108904860 A CN108904860 A CN 108904860A CN 201810888725 A CN201810888725 A CN 201810888725A CN 108904860 A CN108904860 A CN 108904860A
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- Prior art keywords
- modified starch
- medical bandage
- fixed medical
- starch
- starch materials
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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
- A61L15/18—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
- A61L15/28—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
-
- 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
- A61L15/425—Porous materials, e.g. foams or sponges
-
- 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
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Medicinal Preparation (AREA)
- Cosmetics (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Abstract
The present invention relates to new bio field of energy source developing technology, disclose a kind of fixed medical bandage modified starch materials, processing is modified to starch, the porous-starch material of uniform pore diameter is prepared, toughness of material is strong, stable structure, and sweat stain can be absorbed, the peculiar smell of the generations such as blood and bacterium, the present invention efficiently solves the problems, such as that existing starch application effect on fixed medical bandage is bad, processing is modified to starch, modified starch materials are prepared, it is applied on fixed medical bandage, improve the mechanical performance and stability of bandage, it can be realized the realistic meaning for reducing medical material price and protecting environment, it is a kind of technical solution being extremely worth of widely use.
Description
Technical field
The invention belongs to new bio field of energy source developing technology, and in particular to a kind of modified shallow lake of fixed medical bandage
Powder material.
Background technique
Bandage is the gauze belt at place or affected part of binding up a wound, and is common medical supplies, and there are many variety classes and a variety of
Wrapping method needs to select suitable type and wrapping method according to injured position.Medical bandage type is more, according to material
Matter includes：100% cotton plain weave, wrinkle elastoplast, ammonia human relations elastoplast, PBT elastoplast and cotton gauze selvedge are taut
Band, viscose plaster bandage.
Fixed medical bandage contains land plaster, sodium metasilicate or starch in roller bandage, plays and reinforces fixed effect,
Wherein, for starch source in natural plants, rich content is that carbon dioxide and water naturally have by what the photosynthesis of plant synthesized
Machine object is deposited in granular form in the seed, stem tuber or root of plant.Starch mainly includes wheat starch, bean starch, potato
Kind of starch etc..Starch degradation is good, resourceful, safe and non-toxic, and reproducibility is strong, is suitable for pharmaceuticals industry, but native starch
With poor mechanical performance and stability, limit its scope of application and application effect.
Summary of the invention
The purpose of the present invention is providing a kind of fixed medical bandage modified starch materials for existing problem,
Processing is modified to starch, the porous-starch material of uniform pore diameter is prepared, toughness of material is strong, stable structure, and energy
Enough absorb peculiar smell and the bacterium of the generations such as sweat stain, blood.
The present invention is achieved by the following technical solutions：
A kind of fixed medical bandage modified starch materials, include the following steps：
（1）50-55 g potato starch is weighed, 4.0-4.5 milliliters of calcium hydroxide aqueous solutions are added, is placed in 130-150 milliliters and goes
Mechanical stirring in ionized water, and warming-in-water Heat Gelatinization 30-35 minutes, then cools to room temperature, to 96-98 DEG C subzero 7
Refrigeration is placed 20-24 hours at DEG C, and then room temperature melts, and is washed 3-4 times using dehydrated alcohol；
（2）By aerosil, nano zine oxide according to mass ratio be 4-5:The ratio of 1-2 mixes, and total 5.0-5.5 grams,
It is added in 40-50 ml deionized water, 14-16 milliliters of polyethylene glycol then is added and 0.5-0.8 grams of ammonium citrate, mixing are stirred
After mixing uniformly, it is put into grinder and is ground, milling time is 60-70 minutes, and grinding revolving speed is 3300-3500 revs/min,
After milled processed, it is placed in ultrasonic dispersers ultrasonic disperse 30-40 minutes, obtains nanoscale suspension；
（3）By step（1）Washings and step（2）In suspension mixing, be placed in 2-3 hours Muffles of 170-180 DEG C of preheating
In furnace, heating rate is 3-4 DEG C/min, and heating calcination temperature is 340-350 DEG C, and calcination time is 4-6 hours, cold after calcining
But room temperature is arrived, product is placed at 50-60 DEG C dry 8-10 hours up to the modified starch materials.
It is further described as to above scheme, step（1）The calcium hydroxide aqueous solution mass concentration is 6.5-
7.0%。
It is further described as to above scheme, step（2）The aerosil specific surface area is 600-630
Meters squared per gram, particle size is between 0.2-0.6 microns.
It is further described as to above scheme, step（2）The Particle Size of Nanometer ZnO size is in 10-30 nanometer
Between.
It is further described as to above scheme, step（3）Cooling velocity is 10-12 DEG C/min after the calcining.
The present invention has the following advantages that compared with prior art：In order to solve existing starch application effect on fixed medical bandage
Bad problem, the present invention provides a kind of fixed medical bandage modified starch materials, are modified processing to starch, system
Standby to obtain the porous-starch material of uniform pore diameter, toughness of material is strong, stable structure, and can absorb sweat stain, blood etc. and generate
Peculiar smell and bacterium, the present invention efficiently solves the problems, such as that existing starch application effect on fixed medical bandage is bad, right
Starch is modified processing, and modified starch materials are prepared, and is applied on fixed medical bandage, improves the machinery of bandage
Performance and stability can be realized the realistic meaning for reducing medical material price and protecting environment, be a kind of extremely worth
The technical solution of popularization and use.
Specific embodiment
To make the purpose of the present invention, technical solution and effect clearer, clear and definite, combined with specific embodiments below to this hair
It is bright to be described further, it should be understood that the specific embodiments described herein are merely illustrative of the present invention, is not used to limit
Technical solution provided by the present invention.
Embodiment 1
A kind of fixed medical bandage modified starch materials, include the following steps：
（1）50 g potato starch are weighed, 4.0 milliliters of calcium hydroxide aqueous solutions are added, are placed in 130 ml deionized waters mechanical
Stirring, and warming-in-water Heat Gelatinization 30 minutes, is then cooled to room temperature to 96 DEG C, it is small to place 20 for refrigeration at subzero 7 DEG C
When, then room temperature melts, and is washed 3 times using dehydrated alcohol；
（2）By aerosil, nano zine oxide according to mass ratio be 4:1 ratio mixing, is added to 40 by totally 5.0 grams
In ml deionized water, 14 milliliters of polyethylene glycol and 0.5 gram of ammonium citrate is then added, after being mixed evenly, is put into grinding
It is ground in machine, milling time is 60 minutes, and grinding revolving speed is 3300 revs/min, after milled processed, is placed in ultrasonic dispersers
Middle ultrasonic disperse 30 minutes, obtains nanoscale suspension；
（3）By step（1）Washings and step（2）In suspension mixing, be placed in 170 DEG C of preheatings, 2 hours Muffle furnaces, rise
Warm speed is 3 DEG C/min, and heating calcination temperature is 340 DEG C, and calcination time is 4 hours, room temperature is cooled to after calcining, by product
Dry 8 hours are placed at 50 DEG C up to the modified starch materials.
It is further described as to above scheme, step（1）The calcium hydroxide aqueous solution mass concentration is 6.5%.
It is further described as to above scheme, step（2）The aerosil specific surface area is 600 squares
Rice/gram, particle size is between 0.2-0.6 microns.
It is further described as to above scheme, step（2）The Particle Size of Nanometer ZnO size is in 10-30 nanometer
Between.
It is further described as to above scheme, step（3）Cooling velocity is 10 DEG C/min after the calcining.
Embodiment 2
A kind of fixed medical bandage modified starch materials, include the following steps：
（1）52 g potato starch are weighed, 4.2 milliliters of calcium hydroxide aqueous solutions are added, are placed in 140 ml deionized waters mechanical
Stirring, and warming-in-water Heat Gelatinization 33 minutes, is then cooled to room temperature to 97 DEG C, it is small to place 22 for refrigeration at subzero 7 DEG C
When, then room temperature melts, and is washed 3 times using dehydrated alcohol；
（2）By aerosil, nano zine oxide according to mass ratio be 4.5:1.5 ratio mixing, is added totally by 5.2 grams
Into 45 ml deionized waters, 15 milliliters of polyethylene glycol and 0.6 gram of ammonium citrate is then added, after being mixed evenly, is put into
It is ground in grinder, milling time is 65 minutes, and grinding revolving speed is 3400 revs/min, after milled processed, is placed in ultrasound point
It dissipates in device ultrasonic disperse 35 minutes, obtains nanoscale suspension；
（3）By step（1）Washings and step（2）In suspension mixing, be placed in 175 DEG C of preheatings, 2.5 hours Muffle furnaces,
Heating rate is 3.5 DEG C/min, and heating calcination temperature is 345 DEG C, and calcination time is 5 hours, and room temperature is cooled to after calcining, will
Product is placed at 55 DEG C dry 9 hours up to the modified starch materials.
It is further described as to above scheme, step（1）The calcium hydroxide aqueous solution mass concentration is 6.8%.
It is further described as to above scheme, step（2）The aerosil specific surface area is 610 squares
Rice/gram, particle size is between 0.2-0.6 microns.
It is further described as to above scheme, step（2）The Particle Size of Nanometer ZnO size is in 10-30 nanometer
Between.
It is further described as to above scheme, step（3）Cooling velocity is 11 DEG C/min after the calcining.
Embodiment 3
A kind of fixed medical bandage modified starch materials, include the following steps：
（1）55 g potato starch are weighed, 4.5 milliliters of calcium hydroxide aqueous solutions are added, are placed in 150 ml deionized waters mechanical
Stirring, and warming-in-water Heat Gelatinization 35 minutes, is then cooled to room temperature to 98 DEG C, it is small to place 24 for refrigeration at subzero 7 DEG C
When, then room temperature melts, and is washed 4 times using dehydrated alcohol；
（2）By aerosil, nano zine oxide according to mass ratio be 5:2 ratio mixing, is added to 50 by totally 5.5 grams
In ml deionized water, 16 milliliters of polyethylene glycol and 0.8 gram of ammonium citrate is then added, after being mixed evenly, is put into grinding
It is ground in machine, milling time is 70 minutes, and grinding revolving speed is 3500 revs/min, after milled processed, is placed in ultrasonic dispersers
Middle ultrasonic disperse 40 minutes, obtains nanoscale suspension；
（3）By step（1）Washings and step（2）In suspension mixing, be placed in 180 DEG C of preheatings, 3 hours Muffle furnaces, rise
Warm speed is 4 DEG C/min, and heating calcination temperature is 350 DEG C, and calcination time is 6 hours, room temperature is cooled to after calcining, by product
Dry 10 hours are placed at 60 DEG C up to the modified starch materials.
It is further described as to above scheme, step（1）The calcium hydroxide aqueous solution mass concentration is 7.0%.
It is further described as to above scheme, step（2）The aerosil specific surface area is 630 squares
Rice/gram, particle size is between 0.2-0.6 microns.
It is further described as to above scheme, step（2）The Particle Size of Nanometer ZnO size is in 10-30 nanometer
Between.
It is further described as to above scheme, step（3）Cooling velocity is 12 DEG C/min after the calcining.
Comparative example 1
Difference with embodiment 1 is only that, omits step（1）The addition of middle calcium hydroxide aqueous solution, remaining is consistent.
Comparative example 2
Difference with embodiment 2 is only that, omits step（2）The addition of middle aerosil, remaining is consistent.
Comparative example 3
Difference with embodiment 3 is only that, omits step（2）Middle nano zine oxide addition, is replaced using normal soil, remaining guarantor
It holds consistent.
Comparative example 4
Difference with embodiment 3 is only that, step（3）Middle heating calcination temperature is 380 DEG C, and calcination time is 7 hours, remaining guarantor
It holds consistent.
Comparative experiments
Fixed medical bandage modified starch materials are prepared using the method for embodiment 1-3 and comparative example 1-4 respectively, to use
The potato starch processing being not processed prepares the method for fixed medical bandage as a control group, keeps irrelevant variable in test
Unanimously, each group fixed medical bandage performance is assessed, counts effective average value, as a result as shown in the table：
The present invention efficiently solves the problems, such as that existing starch application effect on fixed medical bandage is bad, changes to starch
Property processing, modified starch materials are prepared, are applied on fixed medical bandage, improve the mechanical performance of bandage and steady
It is qualitative, it can be realized the realistic meaning for reducing medical material price and protecting environment, one kind is extremely worth of widely use
Technical solution.
Claims (5)
1. a kind of fixed medical bandage modified starch materials, which is characterized in that include the following steps：
（1）50-55 g potato starch is weighed, 4.0-4.5 milliliters of calcium hydroxide aqueous solutions are added, is placed in 130-150 milliliters and goes
Mechanical stirring in ionized water, and warming-in-water Heat Gelatinization 30-35 minutes, then cools to room temperature, to 96-98 DEG C subzero 7
Refrigeration is placed 20-24 hours at DEG C, and then room temperature melts, and is washed 3-4 times using dehydrated alcohol；
（2）By aerosil, nano zine oxide according to mass ratio be 4-5:The ratio of 1-2 mixes, and total 5.0-5.5 grams,
It is added in 40-50 ml deionized water, 14-16 milliliters of polyethylene glycol then is added and 0.5-0.8 grams of ammonium citrate, mixing are stirred
After mixing uniformly, it is put into grinder and is ground, milling time is 60-70 minutes, and grinding revolving speed is 3300-3500 revs/min,
After milled processed, it is placed in ultrasonic dispersers ultrasonic disperse 30-40 minutes, obtains nanoscale suspension；
（3）By step（1）Washings and step（2）In suspension mixing, be placed in 2-3 hours Muffles of 170-180 DEG C of preheating
In furnace, heating rate is 3-4 DEG C/min, and heating calcination temperature is 340-350 DEG C, and calcination time is 4-6 hours, cold after calcining
But room temperature is arrived, product is placed at 50-60 DEG C dry 8-10 hours up to the modified starch materials.
2. a kind of fixed medical bandage modified starch materials as described in claim 1, which is characterized in that step（1）It is described
Calcium hydroxide aqueous solution mass concentration is 6.5-7.0%.
3. a kind of fixed medical bandage modified starch materials as described in claim 1, which is characterized in that step（2）It is described
Aerosil specific surface area is 600-630 meters squared per gram, and particle size is between 0.2-0.6 microns.
4. a kind of fixed medical bandage modified starch materials as described in claim 1, which is characterized in that step（2）It is described
Particle Size of Nanometer ZnO size is between 10-30 nanometers.
5. a kind of fixed medical bandage modified starch materials as described in claim 1, which is characterized in that step（3）It is described
Cooling velocity is 10-12 DEG C/min after calcining.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810888725.7A CN108904860A (en) | 2018-08-07 | 2018-08-07 | A kind of fixed medical bandage modified starch materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810888725.7A CN108904860A (en) | 2018-08-07 | 2018-08-07 | A kind of fixed medical bandage modified starch materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108904860A true CN108904860A (en) | 2018-11-30 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810888725.7A Withdrawn CN108904860A (en) | 2018-08-07 | 2018-08-07 | A kind of fixed medical bandage modified starch materials |
Country Status (1)
| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112315660A (en) * | 2020-12-23 | 2021-02-05 | 广州牧蓝春生物科技有限公司 | Biodegradable nanofiber medical bandage and preparation method thereof |
| CN113152115A (en) * | 2021-04-22 | 2021-07-23 | 宁波因天之序生物科技有限公司 | Medical orthopedic bandage and preparation method thereof |
-
2018
- 2018-08-07 CN CN201810888725.7A patent/CN108904860A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112315660A (en) * | 2020-12-23 | 2021-02-05 | 广州牧蓝春生物科技有限公司 | Biodegradable nanofiber medical bandage and preparation method thereof |
| CN113152115A (en) * | 2021-04-22 | 2021-07-23 | 宁波因天之序生物科技有限公司 | Medical orthopedic bandage and preparation method thereof |
| CN113152115B (en) * | 2021-04-22 | 2023-08-04 | 宁波因天之序生物科技有限公司 | Medical orthopedic bandage and preparation method thereof |
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