CN112704764A - Hydrophilic self-adhesive suitable for cold compress self-adhesive compression bandage, preparation method and application - Google Patents
Hydrophilic self-adhesive suitable for cold compress self-adhesive compression bandage, preparation method and application Download PDFInfo
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- CN112704764A CN112704764A CN202011579792.4A CN202011579792A CN112704764A CN 112704764 A CN112704764 A CN 112704764A CN 202011579792 A CN202011579792 A CN 202011579792A CN 112704764 A CN112704764 A CN 112704764A
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- 239000000853 adhesive Substances 0.000 title claims abstract description 67
- 230000006835 compression Effects 0.000 title claims abstract description 26
- 238000007906 compression Methods 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- 239000004816 latex Substances 0.000 claims abstract description 30
- 229920000126 latex Polymers 0.000 claims abstract description 30
- 229920001195 polyisoprene Polymers 0.000 claims abstract description 30
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 23
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 23
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 22
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 19
- 239000000839 emulsion Substances 0.000 claims abstract description 19
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims abstract description 19
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims abstract description 19
- 229920000058 polyacrylate Polymers 0.000 claims abstract description 18
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims abstract description 18
- 229940057995 liquid paraffin Drugs 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003292 glue Substances 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims description 29
- 238000010438 heat treatment Methods 0.000 claims description 20
- 239000007787 solid Substances 0.000 claims description 13
- 229920002535 Polyethylene Glycol 1500 Polymers 0.000 claims description 7
- 229920003082 Povidone K 90 Polymers 0.000 claims description 7
- 239000011344 liquid material Substances 0.000 claims description 6
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 5
- 229920002582 Polyethylene Glycol 600 Polymers 0.000 claims description 5
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 4
- 229920003081 Povidone K 30 Polymers 0.000 claims description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 2
- 239000008118 PEG 6000 Substances 0.000 claims description 2
- -1 PVP-K60 Polymers 0.000 claims description 2
- 229920002538 Polyethylene Glycol 20000 Polymers 0.000 claims description 2
- 229920002560 Polyethylene Glycol 3000 Polymers 0.000 claims description 2
- 229920002565 Polyethylene Glycol 400 Polymers 0.000 claims description 2
- 229920001030 Polyethylene Glycol 4000 Polymers 0.000 claims description 2
- 229920002584 Polyethylene Glycol 6000 Polymers 0.000 claims description 2
- 229920002593 Polyethylene Glycol 800 Polymers 0.000 claims description 2
- 229920002594 Polyethylene Glycol 8000 Polymers 0.000 claims description 2
- 229920003080 Povidone K 25 Polymers 0.000 claims description 2
- JLFNLZLINWHATN-UHFFFAOYSA-N pentaethylene glycol Chemical compound OCCOCCOCCOCCOCCO JLFNLZLINWHATN-UHFFFAOYSA-N 0.000 claims description 2
- 229920002523 polyethylene Glycol 1000 Polymers 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 abstract description 13
- 238000009736 wetting Methods 0.000 abstract description 4
- 238000013329 compounding Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 20
- 239000007788 liquid Substances 0.000 description 7
- 238000007599 discharging Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 2
- 206010040007 Sense of oppression Diseases 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- 229920002334 Spandex Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical group O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000004759 spandex Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
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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
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/02—Adhesive bandages or dressings
- A61F13/0246—Adhesive bandages or dressings characterised by the skin-adhering layer
- A61F13/0253—Adhesive bandages or dressings characterised by the skin-adhering layer characterized by the adhesive material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/02—Adhesive bandages or dressings
- A61F13/0246—Adhesive bandages or dressings characterised by the skin-adhering layer
- A61F13/0256—Adhesive bandages or dressings characterised by the skin-adhering layer characterized by the parametric properties of the adhesive
-
- 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
- A61L15/07—Stiffening bandages
- A61L15/10—Stiffening bandages containing organic 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
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/58—Adhesives
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Materials Engineering (AREA)
- Hematology (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Dermatology (AREA)
- Heart & Thoracic Surgery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials For Medical Uses (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses hydrophilic self-adhesive suitable for a cold compress self-adhesive compression bandage, a preparation method and application thereof, wherein the hydrophilic self-adhesive comprises the following components in percentage by weight: polyvinyl alcohol: 1% -10%, polyethylene glycol: 1% -10%, polyvinylpyrrolidone: 0% to 10%, natural latex or polyisoprene latex: 20% -30%, liquid paraffin: 3% -10%, polyacrylate emulsion: 2% -5%, water: 50% -70%, and other components: the balance; the weight percentage of the natural latex or polyisoprene latex is calculated as dry glue. The invention provides a hydrophilic self-adhesive suitable for a cold compress self-adhesive elastic bandage, which is prepared by compounding natural latex or polyisoprene latex with PVA, PVP, PEG and the like, so that the adhesive can still realize sufficient adhesive force under a wetting condition, and the peel strength is more than or equal to 0.03 KN/m.
Description
Technical Field
The invention belongs to the technical field of self-adhesive, and particularly relates to hydrophilic self-adhesive suitable for a cold compress self-adhesive compression bandage.
Background
Traditional cold compress bandage system adopts the cotton substrate of elasticity to add cold compress liquid and constitutes, and the oppression effect is relatively poor, and the skin needs additionally to use PP non-woven fabrics self-adhesion elastic bandage to fix and strengthen the oppression effect. The adhesive and the base material of the common self-adhesive bandage have no hydrophilicity, cannot absorb cold compress liquid, and the adhesive force is obviously reduced after wetting.
Disclosure of Invention
The invention provides the hydrophilic self-adhesive which has good hydrophilicity and strong adhesive force after wetting and is suitable for the cold compress self-adhesive compression bandage. The invention also provides a preparation method of the hydrophilic self-adhesive suitable for the cold compress self-adhesive compression bandage. Meanwhile, the invention also provides application of the hydrophilic self-adhesive suitable for the cold compress self-adhesive compression bandage.
A hydrophilic self-adhesive suitable for a cold compress self-adhesive compression bandage comprises the following components in percentage by weight: polyvinyl alcohol: 1% -10%, polyethylene glycol: 1% -10%, polyvinylpyrrolidone: 1% -10%, natural latex or polyisoprene latex: 20% -30%, liquid paraffin: 3% -10%, polyacrylate emulsion: 2% -5%, water: 50% -70%, and other components: the balance; the weight percentage of the natural latex or polyisoprene latex is calculated as dry glue.
Preferably, the polyvinyl alcohol (PVA) is selected from one or more of PVA0588, PVA1788, PVA2088, PVA2488, PVA1799, PVA2099, PVA 2499. More preferably, the polyvinyl alcohol is selected from one or more of PVA2488, PVA1799, PVA2099 and PVA 2499.
Preferably, the polyethylene glycol (PEG) is selected from one or more of PEG400, PEG600, PEG 800, PEG 1000, PEG 1200, PEG1500, PEG2000, PEG 3000, PEG 4000, PEG 6000, PEG 8000, PEG 10000, PEG 20000. As a further preference, the polyethylene glycol is selected from one or more of PEG600, PEG1500, PEG 2000.
Preferably, the polyvinylpyrrolidone (PVP) is selected from one or more of PVP-K12, PVP-K15, PVP-K17, PVP-K25, PVP-K30, PVP-K60 and PVP-K90. Further preferably, the polyvinylpyrrolidone is selected from PVP-K30.
Preferably, the polyisoprene latex is one or more selected from IR-550 polyisoprene latex, IR2200 polyisoprene latex and IR555 polyisoprene latex, and the solid content of the polyisoprene latex is 30-70%. As a further preference, the polyisoprene latex is selected from IR-550 polyisoprene latex.
Preferably, the hydrophilic self-adhesive suitable for the cold compress self-adhesive compression bandage comprises the following components in percentage by weight: polyvinyl alcohol: 3% -6%, polyethylene glycol: 4% -6%, polyvinylpyrrolidone: 1% -5%, natural latex or polyisoprene latex: 25% -30%, liquid paraffin: 5% -10%, polyacrylate emulsion: 3% -5%, water: 50% -70%, and other components: and (4) the balance.
Preferably, the polyacrylate emulsion can be selected from aqueous acrylate pressure sensitive adhesive emulsion, and a commercially available product can be adopted.
According to a further preferable technical scheme, the mass ratio of the polyethylene glycol to the polyvinyl alcohol is 1: 0.5-3; more preferably 1:0.5 to 1.5.
According to a further preferable technical scheme, the mass ratio of the polyethylene glycol to the polyvinyl alcohol to the polyvinylpyrrolidone is 1: 0.5-3: 0.1-3; more preferably 1:0.5 to 1.5:0.3 to 1.
The invention provides a preparation method of hydrophilic self-adhesive suitable for a cold compress self-adhesive compression bandage, which comprises the following steps: heating and dissolving water, polyethylene glycol, polyvinyl alcohol and polyvinylpyrrolidone in the solution to obtain a liquid material A; and heating polyisoprene latex, adding liquid paraffin and polyacrylate emulsion, stirring, adding the liquid material B, and stirring to obtain the hydrophilic self-adhesive.
Preferably, the heating temperature in the preparation of the liquid material A is 80 to 100 ℃, more preferably 85 to 90 ℃.
Preferably, the heating time is 1 to 5 hours, and more preferably 2 to 4 hours when the liquid material A is prepared.
The invention also provides application of the hydrophilic self-adhesive suitable for the cold compress self-adhesive compression bandage in any technical scheme in cold compress self-adhesive compression bandage.
During processing, the hydrophilic self-adhesive of the cold compress self-adhesive compression bandage is directly coated on a base material of the compression bandage by using the existing method, and the self-adhesive cold compress compression bandage product is obtained by adding cold compress liquid after drying, rolling and cutting by an oven.
The invention provides a hydrophilic self-adhesive suitable for a cold compress self-adhesive elastic bandage, which is prepared by compounding natural latex or polyisoprene latex with PVA, PVP, PEG and the like, so that the adhesive can still realize sufficient adhesive force under a wetting condition, and the peel strength is more than or equal to 0.03KN/M
Detailed Description
The invention is further illustrated by the following examples:
example 1: preparing materials: 50 parts of polyisoprene latex (IR-550) (solid content is 50 percent), 5 parts of liquid paraffin, 5 parts of polyacrylate emulsion, 5 parts of PEG (600), 5 parts of PVA (1799), 5 parts of PVP (K90) and 50 parts of water.
Adding 50 kg of cold water, 5 kg of PEG600, 5 kg of PVA1799 and 5 kg of PVP K90 into a batching kettle A in sequence, starting stirring, heating to 85-90 ℃ of the system temperature, maintaining the temperature, stopping heating (about 3 hours) after the materials are completely dissolved and the system is transparent, and continuing stirring until the system temperature is reduced to below 45 ℃.
Adding 50 kg of polyisoprene latex (50% of solid content) into a blending kettle B, starting stirring, heating to the system temperature of 40-45 ℃, maintaining the temperature, then sequentially adding 5 kg of liquid paraffin and 5 kg of polyacrylate emulsion, stirring for 2 hours, adding the materials, continuously stirring for 1 hour, and discharging.
The adhesive is coated on a bandage base material (a polypropylene imitation sticky non-woven fabric with spandex filaments, the gluing amount is 10-15 g/square meter of a single surface according to the stretching area) in a roll way according to the prior art, a self-adhesive cold compress compression bandage product is obtained by adding a conventional cold compress liquid (the main component is ethanol water solution) after drying, rolling and cutting in an oven, and the peel strength of the product is more than or equal to 0.03KN/m, so that the actual requirement can be met.
Example 2:
preparing materials: 50 parts of polyisoprene latex (with 50 percent of solid content), 8 parts of liquid paraffin, 5 parts of polyacrylate emulsion, 4 parts of PEG (2000), 6 parts of PVA (2099), 3 parts of PVP (K90) and 50 parts of water.
Adding 50 kg of cold water, 4 kg of PEG2000, 6 kg of PVA2099 and 3 kg of PVP K90 into the batching kettle A in sequence, starting stirring, heating to 85-90 ℃ of the system temperature, maintaining the temperature, stopping heating (about 3 hours) after the materials are completely dissolved and the system is transparent, and continuing stirring until the system temperature is reduced to below 45 ℃.
Adding 50 kg of polyisoprene latex (50% of solid content) into a blending kettle B, starting stirring, heating to the system temperature of 40-45 ℃, maintaining the temperature, then sequentially adding 8 kg of liquid paraffin and 5 kg of polyacrylate emulsion, stirring for 2 hours, adding the materials, continuing stirring for 1 hour, and discharging.
The adhesive is coated on a bandage base material by a roller, and is dried, rolled and cut by an oven, and then the cold compress liquid is added to obtain a self-adhesive cold compress compression bandage product, wherein the peel strength of the product is more than or equal to 0.03KN/m, and the actual requirement can be met.
Example 3:
preparing materials: 50 parts of natural latex (solid content is 60 percent), 12 parts of liquid paraffin, 6 parts of polyacrylate emulsion, 6 parts of PEG (1500), 4 parts of PVA (2499), 2 parts of PVP (K90) and 60 parts of water,
60 kg of cold water, 6 kg of PEG1500, 4 kg of PVA2499 and 2 kg of PVP K90 are sequentially added into a batching kettle A, stirring is started, the temperature of the system is heated to 85-90 ℃, the temperature is maintained, heating is stopped (about 3 hours) after the material is completely dissolved and the system is transparent, and stirring is continued until the temperature of the system is reduced to below 45 ℃.
Adding 50 kg of natural latex (with solid content of 60%) into a blending kettle B, starting stirring, heating to the system temperature of 40-45 ℃, maintaining the temperature, then sequentially adding 12 kg of liquid paraffin and 6 kg of polyacrylate emulsion, stirring for 2 hours, adding the materials, continuously stirring for 1 hour, and discharging.
The adhesive is coated on a bandage base material by a roller, and is dried, rolled and cut by an oven, and then the cold compress liquid is added to obtain a self-adhesive cold compress compression bandage product, wherein the peel strength of the product is more than or equal to 0.03KN/m, and the actual requirement can be met.
Example 4
Preparing materials: 50 parts of natural latex (solid content is 60 percent), 12 parts of liquid paraffin, 6 parts of polyacrylate emulsion, 15 parts of PEG (1500), 15 parts of PVA (2499), 5 parts of PVP (K90), 100 parts of water,
adding 100 kg of cold water, 15 kg of PEG1500, 15 kg of PVA2499 and 5 kg of PVP K90 into a batching kettle A in sequence, starting stirring, heating to 85-90 ℃ of the system temperature, maintaining the temperature, stopping heating (about 3 hours) after the materials are completely dissolved and the system is transparent, and continuing stirring until the system temperature is reduced to below 45 ℃.
Adding 50 kg of natural latex (with solid content of 60%) into a blending kettle B, starting stirring, heating to the system temperature of 40-45 ℃, maintaining the temperature, then sequentially adding 12 kg of liquid paraffin and 6 kg of polyacrylate emulsion, stirring for 2 hours, adding the materials, continuously stirring for 1 hour, and discharging.
The product prepared by the adhesive has heavy sticky feeling on the surface, and substances similar to solid glue are left on the skin after use.
Example 5
Preparing materials: 50 parts of polyisoprene latex (with the solid content of 50 percent), 8 parts of liquid paraffin, 5 parts of polyacrylate emulsion, 1 part of PEG (2000), 1 part of PVA (2099), 1 part of PVP (K90) and 15 parts of water.
Adding 15 kg of cold water, 1 kg of PEG2000, 1 kg of PVA2099 and 1 kg of PVP K90 into the batching kettle A in sequence, starting stirring, heating to 85-90 ℃ of the system temperature, maintaining the temperature, stopping heating (about 3 hours) after the materials are completely dissolved and the system is transparent, and continuing stirring until the system temperature is reduced to below 45 ℃.
Adding 50 kg of polyisoprene latex (50% of solid content) into a blending kettle B, starting stirring, heating to the system temperature of 40-45 ℃, maintaining the temperature, then sequentially adding 8 kg of liquid paraffin and 5 kg of polyacrylate emulsion, stirring for 2 hours, adding the materials, continuing stirring for 1 hour, and discharging.
The product prepared by the adhesive has the peel strength of about 0.02KN/m after being soaked in the same amount of cold compress liquid and insufficient adhesive force.
Claims (8)
1. The utility model provides a hydrophilic type self-adhesive suitable for cold compress self-adhesive compression bandage which characterized in that, weight percent constitutes and includes: polyvinyl alcohol: 1% -10%, polyethylene glycol: 1% -10%, polyvinylpyrrolidone: 0% to 10%, natural latex or polyisoprene latex: 20% -30%, liquid paraffin: 3% -10%, polyacrylate emulsion: 2% -5%, water: 50% -70%, and other components: the balance; the weight percentage of the natural latex or polyisoprene latex is calculated as dry glue.
2. Hydrophilic self-adhesive glue suitable for use in cold compress self-adhesive compression bandages according to claim 1, characterized in that the polyvinyl alcohol is selected from one or more of PVA0588, PVA1788, PVA2088, PVA2488, PVA1799, PVA2099, PVA 2499.
3. A hydrophilic self-adhesive suitable for use in a cold compress self-adhesive compression bandage according to claim 1, wherein the polyethylene glycol is selected from one or more of PEG400, PEG600, PEG 800, PEG 1000, PEG 1200, PEG1500, PEG2000, PEG 3000, PEG 4000, PEG 6000, PEG 8000, PEG 10000, PEG 20000.
4. Hydrophilic self-adhesive glue suitable for use in cold-compress self-adhesive compression bandages according to claim 1, characterized in that the polyvinylpyrrolidone is selected from one or more of PVP-K12, PVP-K15, PVP-K17, PVP-K25, PVP-K30, PVP-K60, PVP-K90.
5. A hydrophilic self-adhesive glue suitable for cold compress self-adhesive compression bandages according to claim 1, wherein the polyisoprene latex is selected from one or more of IR-550 polyisoprene latex, IR2200 polyisoprene latex and IR555 polyisoprene latex, and the solid content of the polyisoprene latex is 30-70%.
6. The hydrophilic self-adhesive glue suitable for cold compress self-adhesive compression bandages according to claim 1, which is characterized by comprising the following components in percentage by weight: polyvinyl alcohol: 3% -6%, polyethylene glycol: 4% -6%, polyvinylpyrrolidone: 1% -5%, natural latex or polyisoprene latex: 25% -30%, liquid paraffin: 5% -10%, polyacrylate emulsion: 3% -5%, water: 50% -70%, and other components: and (4) the balance.
7. A preparation method of the hydrophilic self-adhesive glue suitable for the cold compress self-adhesive compression bandage according to any one of claims 1 to 6 is characterized by comprising the following steps: heating and dissolving water, polyethylene glycol, polyvinyl alcohol and polyvinylpyrrolidone in the solution to obtain a liquid material A; and heating polyisoprene latex, adding liquid paraffin and polyacrylate emulsion, stirring, adding the liquid material B, and stirring to obtain the hydrophilic self-adhesive.
8. Use of the hydrophilic self-adhesive according to any one of claims 1 to 6 for cold compress self-adhesive compression bandages.
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| CN202011579792.4A CN112704764B (en) | 2020-12-28 | 2020-12-28 | Hydrophilic self-adhesive suitable for cold compress self-adhesive compression bandage, preparation method and application |
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| CN202011579792.4A CN112704764B (en) | 2020-12-28 | 2020-12-28 | Hydrophilic self-adhesive suitable for cold compress self-adhesive compression bandage, preparation method and application |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116135222A (en) * | 2021-11-17 | 2023-05-19 | 苏州清蓝生物医药科技有限公司 | Hemostatic composition containing cannabidiol and application of hemostatic composition as liquid bandage |
Citations (7)
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|---|---|---|---|---|
| US4593053A (en) * | 1984-12-07 | 1986-06-03 | Medtronic, Inc. | Hydrophilic pressure sensitive biomedical adhesive composition |
| WO2001036011A1 (en) * | 1999-11-17 | 2001-05-25 | National Starch & Chemical Investment | Auto-adhesive composition |
| CN1576341A (en) * | 2003-07-04 | 2005-02-09 | 天津大学 | Hydrophilc multi-component mixture Pressure-sensitive adhesive and application thereof |
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| CN116135222A (en) * | 2021-11-17 | 2023-05-19 | 苏州清蓝生物医药科技有限公司 | Hemostatic composition containing cannabidiol and application of hemostatic composition as liquid bandage |
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| CN112704764B (en) | 2022-07-08 |
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Denomination of invention: Hydrophilic self-adhesive adhesive suitable for cold compress self-adhesive compression bandage, preparation method and application Effective date of registration: 20221127 Granted publication date: 20220708 Pledgee: Zhejiang Fuyang rural commercial bank Limited by Share Ltd. Dongzhou branch Pledgor: HANGZHOU GSPMED MEDICAL APPLIANCES CO.,LTD. Registration number: Y2022980023787 |
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