CN108030592B - Easily tear medical adhesive tape - Google Patents

Easily tear medical adhesive tape Download PDF

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Publication number
CN108030592B
CN108030592B CN201711348654.3A CN201711348654A CN108030592B CN 108030592 B CN108030592 B CN 108030592B CN 201711348654 A CN201711348654 A CN 201711348654A CN 108030592 B CN108030592 B CN 108030592B
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parts
agent
mixture
rubber
drying
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CN108030592A (en
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林玉仙
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Wenzhou Peoples Hospital
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Wenzhou Peoples Hospital
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    • 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
    • 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
    • A61F13/00051—Accessories for dressings
    • A61F13/00063—Accessories for dressings comprising medicaments or additives, e.g. odor control, PH control, debriding, antimicrobic
    • 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
    • A61F13/0259—Adhesive bandages or dressings characterised by the release liner covering the skin adhering layer
    • A61F13/0266—Adhesive bandages or dressings characterised by the release liner covering the skin adhering layer especially adapted for wound covering/occlusive dressings
    • 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
    • A61F13/0276—Apparatus or processes for manufacturing adhesive dressings or bandages
    • A61F13/0289—Apparatus or processes for manufacturing adhesive dressings or bandages manufacturing of adhesive dressings
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J107/00—Adhesives based on natural rubber
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/06—Non-macromolecular additives organic
    • 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
    • A61F2013/00089—Wound bandages
    • 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
    • A61F2013/00361—Plasters
    • A61F2013/00655—Plasters adhesive
    • A61F2013/00659—Plasters adhesive polymeric base
    • 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
    • A61F2013/00361—Plasters
    • A61F2013/00655—Plasters adhesive
    • A61F2013/00719—Plasters adhesive adhesives for use on wounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2217—Oxides; Hydroxides of metals of magnesium
    • C08K2003/222—Magnesia, i.e. magnesium oxide

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Dermatology (AREA)
  • Medicinal Chemistry (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Medicinal Preparation (AREA)

Abstract

The invention discloses an easy-to-tear medical adhesive tape, which takes non-woven fabric as a substrate material, firstly bleaches the non-woven fabric, carries out cylinder pre-drying through the roller mangle of a sizing machine filled with modified liquid, and then carries out drying through a drying channel to obtain the modified non-woven fabric; preparing rubber cement, preparing a sheet natural rubber block into a radish thread shape or a sheet shape by using a rubber mixing machine, soaking the radish thread shape or the sheet shape in a mixed solution of gasoline and toluene for full swelling, adding tristearin and coumarone resin, stirring uniformly, adding various auxiliaries to obtain rubber pressure-sensitive rubber cement, coating the rubber pressure-sensitive rubber cement on modified base cloth by using a coating machine, and then carrying out drying, rolling and other treatments to obtain a finished product; the easily torn medical adhesive plaster prepared by the invention is easy to tear, a patient does not feel pain when the plaster is torn, and the plaster still has good skin adhesion after being adhered for a long time and cannot be automatically separated from the skin, so that the adhesive plaster can play a role in fixing and plays a role in the application.

Description

Easily tear medical adhesive tape
Technical Field
The invention relates to a medical adhesive plaster, in particular to an easily torn medical adhesive plaster.
Background
The adhesive plaster is an adhesive plastic product adhesive plaster, common adhesive plasters comprise medical adhesive plasters, insulating adhesive plasters and the like, wherein the medical adhesive plasters have good air permeability, are non-toxic and non-irritant, have mild properties and good adhesiveness, and are commonly used for fixing injection needles, binding and the like; however, when the existing medical adhesive plaster is taken off from an adult, people often feel a burst of 'tearing pain', if the adhesive plaster is taken off from delicate skin of a baby, the skin is likely to be damaged, and certain negative effects are caused to medical units when medical complaints and disputes are caused.
In the prior art, a plurality of adhesive tapes which are easy to tear exist, for example, a novel medical adhesive tape in Chinese patent with the application number of CN201510781909.X, the adhesive tape has good air permeability and is green and environment-friendly, and the adhesive tape can be easily torn after being pasted on a human body and cannot cause pain to the human body.
However, the viscosity of the existing medical adhesive plaster easy to tear is greatly reduced along with the change of time, and after a certain time, the adhesive plaster can automatically separate from the human body due to the excessively low viscosity, so that the medical adhesive plaster cannot play a role in fixing, often needs to be pasted for many times, wastes time and labor, and even influences the treatment result.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the easily-torn medical adhesive plaster which is easily torn after being stuck on a human body, keeps stronger viscosity for a longer time and cannot be automatically separated from the human body.
In order to achieve the purpose, the invention provides the following technical scheme: an easy-tearing medical adhesive plaster comprises the following components in parts by weight:
non-woven fabrics: 90 parts of a mixture;
carbon black: 2 parts of (1);
magnesium oxide: 2 parts of (1);
coupling agent: 3 parts of a mixture;
a crosslinking agent: 5 parts of a mixture;
emulsifier: 1 part;
solubilizer: 1 part;
antibacterial agents: 3 parts of a mixture;
2 parts of a plasticizer;
water-proofing agent: 1 part;
an anti-aging agent: 2 parts of (1);
a stabilizer: 5 parts of a mixture;
modified working solution: 10-30 parts;
the stabilizer is a mixture of bis [3- (triethoxysilane) propyl ] amine, magnesium stearate, sodium dodecyl sulfate, disodium lauriminodipropionate and tris (2-ethylhexyl) phosphite in a mass ratio of 3:1:2:2: 2;
the modified working solution comprises the following substances in parts by weight:
acrylic ester copolymer emulsion: 15 parts of (1);
bismuth tert-amyl alcohol: 2 parts of (1);
n, N-dibutyl-1, 3-propanediamine: 3 parts of a mixture;
sodium carboxymethylcellulose: 1 part;
zinc oxide: 2 parts of (1);
water: 50 parts of the raw materials.
The coupling agent is 3-aminopropyl triethoxysilane.
The cross-linking agent is dicumyl peroxide.
The emulsifier is di (2-ethylhexyl) amine.
The solubilizer is a mixture of lauryl alcohol polyoxyethylene ether and ethylene oxide, and the mass ratio of the lauryl alcohol polyoxyethylene ether to the ethylene oxide is 1: 1.
The antibacterial agent is a mixture of glyceryl monostearate, potassium sorbate and povidone iodine, and the mass ratio of the antibacterial agent to the povidone iodine is 2:1: 2.
The plasticizer is dioctyl phthalate.
The waterproof agent is (3,3, 3-trifluoropropyl) trimethoxy silane.
The anti-aging agent is a mixture of N-N' -diphenyl-p-phenylenediamine and 4-tert-butyl catechol, and the mass ratio of the anti-aging agent to the anti-aging agent is 1: 2.
A preparation method of an easily torn medical adhesive plaster comprises the following steps:
the first step is as follows: the cloth material treatment comprises the steps of firstly bleaching the non-woven fabric to obtain bleaching cloth, then pouring modified working solution into a size box of a sizing machine, controlling the pressure of a rolling point to be 3500-4500 kg, enabling the bleaching cloth to pass through a roller for rolling at the speed of 8-18 m/min, controlling the rolling rate to be 60-80%, then pre-drying for about half minute at 90-110 ℃ through a cylinder, expanding the bleaching cloth to the original width through an expander, entering a drying channel, passing through the drying channel at 170-195 ℃, and drying for about 1-5 minutes to obtain the modified non-woven fabric used as base cloth;
secondly, preparing rubber cement, namely rolling 20-50 parts of sheet raw natural rubber blocks into radish filaments or sheets by a rubber mixing mill, soaking the radish filaments or sheets in 30-80 parts of mixed solution of gasoline and toluene in a mass ratio of 2:1 to fully swell the radish filaments or sheets to obtain raw rubber swelled substances, then adding 3-5 parts of glyceryl tristearate serving as a softening agent, then adding 5-20 parts of coumarone resin, stirring for 5-20min, then sequentially adding carbon black, magnesium oxide, a coupling agent, a cross-linking agent, an emulsifier, a solubilizer, an antibacterial agent, a plasticizer, a waterproof agent, an anti-aging agent and a stabilizer, and continuously stirring for 30-60min to obtain rubber pressure-sensitive rubber cement;
and thirdly, coating the adhesive cement, namely placing the adhesive cement obtained in the second step in an adhesive cement groove in front of a coating roller of a coating machine, controlling the gap of the roller to be 0.1-0.25mm, enabling the base cloth to slowly pass through the roller, and drying, rolling and cutting to obtain a finished product.
The invention has the beneficial effects that: an easy-to-tear medical adhesive tape is prepared by taking non-woven fabric as a base material, bleaching the non-woven fabric to obtain bleaching cloth, rolling the bleaching cloth by a roller of a sizing machine filled with modified working solution, pre-drying by a cylinder, and drying by a drying tunnel to obtain modified non-woven fabric; preparing rubber cement, preparing a sheet-shaped raw natural rubber block into a radish thread shape or a sheet shape by using a rubber mixing machine, and then soaking the radish thread shape or the sheet shape into a mixed solution of gasoline and toluene, wherein the mass of the gasoline and the toluene is 2:1, the mixed liquid prepared in the way can fully swell raw rubber, after complete swelling, tristearin is added to be used as a softening agent and coumarone resin is used as a tackifier, the coumarone resin has the functions of tackifying, plasticizing, softening and reinforcing, the mixture is stirred for a certain time, then various auxiliaries are added to obtain rubber type pressure-sensitive adhesive paste, finally the pressure-sensitive adhesive paste is coated on modified base cloth by a coating machine, the thickness of the coating is 0.1-0.25mm, and then drying, rolling and other treatments are carried out, so that a finished product can be prepared; the easily torn medical adhesive plaster prepared by the invention is easy to tear, a patient does not feel pain when the plaster is torn, and the plaster still has good skin adhesion after being adhered for 3 hours and cannot be automatically separated from the skin, so that the adhesive plaster can play a role in fixing and play the due role.
As one of the innovation points of the invention, the bleached non-woven fabric is treated by a modification liquid, the modification working liquid takes water as a solvent, and the non-woven fabric can be well modified by adding a plurality of substances, namely acrylic emulsion, bismuth tert-amyl alcohol, N-dibutyl-1, 3-propane diamine, sodium hydroxymethyl cellulose and zinc oxide, under the combined action of the substances, so that the finally prepared medical adhesive plaster easy to tear is easy to tear, does not cause pain to patients, and does not cause damage to skin; the other innovation point is that 5 substances of bis [3- (triethoxy silane) propyl ] amine, magnesium stearate, sodium dodecyl sulfate, disodium lauriminodipropionate and tris (2-ethylhexyl) phosphite are selected as the stabilizer; under the mutual coordination of the substances, the easily torn medical adhesive plaster is ensured to have better viscosity, the change of the viscosity along with time is small, and the viscosity is still strong even after the easily torn medical adhesive plaster is adhered to the skin for 3 hours, so that a good fixing effect can be realized.
The antibacterial agent selects 3 substances of glyceryl monostearate, potassium sorbate and povidone iodine, and under the combined action of the 3 substances, the prepared easily-torn medical adhesive tape has good antibacterial property, reduces the possibility of secondary damage to patients, and is safer and healthier; 2 substances of N-N' -diphenyl-p-phenylenediamine and 4-tert-butyl catechol are selected as the anti-aging agent, and under the combined action of the 2 substances, the anti-aging agent can play a good anti-aging role, so that the anti-aging agent is not easy to age, can be placed for a long time, and is convenient to produce, transport and store.
Detailed Description
Example 1: an easy-tearing medical adhesive plaster comprises the following components in parts by weight:
non-woven fabrics: 90 parts of a mixture;
carbon black: 2 parts of (1);
magnesium oxide: 2 parts of (1);
coupling agent: 3 parts of a mixture;
a crosslinking agent: 5 parts of a mixture;
emulsifier: 1 part;
solubilizer: 1 part;
antibacterial agents: 3 parts of a mixture;
2 parts of a plasticizer;
water-proofing agent: 1 part;
an anti-aging agent: 2 parts of (1);
a stabilizer: 5 parts of a mixture;
modified working solution: 10-30 parts;
the stabilizer is a mixture of bis [3- (triethoxysilane) propyl ] amine, magnesium stearate, sodium dodecyl sulfate, disodium lauriminodipropionate and tris (2-ethylhexyl) phosphite in a mass ratio of 3:1:2:2: 2;
the modified working solution comprises the following substances in parts by weight:
acrylic ester copolymer emulsion: 15 parts of (1);
bismuth tert-amyl alcohol: 2 parts of (1);
n, N-dibutyl-1, 3-propanediamine: 3 parts of a mixture;
sodium carboxymethylcellulose: 1 part;
zinc oxide: 2 parts of (1);
water: 50 parts of the raw materials.
The coupling agent is 3-aminopropyl triethoxysilane.
The cross-linking agent is dicumyl peroxide.
The emulsifier is di (2-ethylhexyl) amine.
The solubilizer is a mixture of lauryl alcohol polyoxyethylene ether and ethylene oxide, and the mass ratio of the lauryl alcohol polyoxyethylene ether to the ethylene oxide is 1: 1.
The antibacterial agent is a mixture of glyceryl monostearate, potassium sorbate and povidone iodine, and the mass ratio of the antibacterial agent to the povidone iodine is 2:1: 2.
The plasticizer is dioctyl phthalate.
The waterproof agent is (3,3, 3-trifluoropropyl) trimethoxy silane.
The anti-aging agent is a mixture of N-N' -diphenyl-p-phenylenediamine and 4-tert-butyl catechol, and the mass ratio of the anti-aging agent to the anti-aging agent is 1: 2.
A preparation method of an easily torn medical adhesive plaster comprises the following steps:
the first step is as follows: the cloth material treatment comprises the steps of firstly bleaching the non-woven fabric to obtain bleaching cloth, then pouring modified working solution into a size box of a sizing machine, controlling the pressure of a rolling point to be 3500-4500 kg, enabling the bleaching cloth to pass through a roller for rolling at the speed of 8-18 m/min, controlling the rolling rate to be 60-80%, then pre-drying for about half minute at 90-110 ℃ through a cylinder, expanding the bleaching cloth to the original width through an expander, entering a drying channel, passing through the drying channel at 170-195 ℃, and drying for about 1-5 minutes to obtain the modified non-woven fabric used as base cloth;
secondly, preparing rubber cement, namely rolling 20-50 parts of sheet raw natural rubber blocks into radish filaments or sheets by a rubber mixing mill, soaking the radish filaments or sheets in 30-80 parts of mixed solution of gasoline and toluene in a mass ratio of 2:1 to fully swell the radish filaments or sheets to obtain raw rubber swelled substances, then adding 3-5 parts of glyceryl tristearate serving as a softening agent, then adding 5-20 parts of coumarone resin, stirring for 5-20min, then sequentially adding carbon black, magnesium oxide, a coupling agent, a cross-linking agent, an emulsifier, a solubilizer, an antibacterial agent, a plasticizer, a waterproof agent, an anti-aging agent and a stabilizer, and continuously stirring for 30-60min to obtain rubber pressure-sensitive rubber cement;
and thirdly, coating the adhesive cement, namely placing the adhesive cement obtained in the second step in an adhesive cement groove in front of a coating roller of a coating machine, controlling the gap of the roller to be 0.1-0.25mm, enabling the base cloth to slowly pass through the roller, and drying, rolling and cutting to obtain a finished product.
Comparative example 1: an easy-tearing medical adhesive plaster comprises the following components in parts by weight:
an easy-tearing medical adhesive plaster comprises the following components in parts by weight:
non-woven fabrics: 90 parts of a mixture;
carbon black: 2 parts of (1);
magnesium oxide: 2 parts of (1);
coupling agent: 3 parts of a mixture;
a crosslinking agent: 5 parts of a mixture;
emulsifier: 1 part;
solubilizer: 1 part;
antibacterial agents: 3 parts of a mixture;
2 parts of a plasticizer;
water-proofing agent: 1 part;
an anti-aging agent: 2 parts of (1);
a stabilizer: 5 parts of a mixture;
modified working solution: 10-30 parts;
the stabilizer is a mixture of magnesium stearate, sodium dodecyl sulfate, disodium lauriminodipropionate and tris (2-ethylhexyl) phosphite in a mass ratio of 1:2:2: 2;
the modified working solution comprises the following substances in parts by weight:
acrylic ester copolymer emulsion: 15 parts of (1);
bismuth tert-amyl alcohol: 2 parts of (1);
n, N-dibutyl-1, 3-propanediamine: 3 parts of a mixture;
sodium carboxymethylcellulose: 1 part;
zinc oxide: 2 parts of (1);
water: 50 parts of the raw materials.
The coupling agent is 3-aminopropyl triethoxysilane.
The cross-linking agent is dicumyl peroxide.
The emulsifier is di (2-ethylhexyl) amine.
The solubilizer is a mixture of lauryl alcohol polyoxyethylene ether and ethylene oxide, and the mass ratio of the lauryl alcohol polyoxyethylene ether to the ethylene oxide is 1: 1.
The antibacterial agent is a mixture of glyceryl monostearate, potassium sorbate and povidone iodine, and the mass ratio of the antibacterial agent to the povidone iodine is 2:1: 2.
The plasticizer is dioctyl phthalate.
The waterproof agent is (3,3, 3-trifluoropropyl) trimethoxy silane.
The anti-aging agent is a mixture of N-N' -diphenyl-p-phenylenediamine and 4-tert-butyl catechol, and the mass ratio of the anti-aging agent to the anti-aging agent is 1: 2.
A preparation method of an easily torn medical adhesive plaster comprises the following steps:
the first step is as follows: the cloth material treatment comprises the steps of firstly bleaching the non-woven fabric to obtain bleaching cloth, then pouring modified working solution into a size box of a sizing machine, controlling the pressure of a rolling point to be 3500-4500 kg, enabling the bleaching cloth to pass through a roller for rolling at the speed of 8-18 m/min, controlling the rolling rate to be 60-80%, then pre-drying for about half minute at 90-110 ℃ through a cylinder, expanding the bleaching cloth to the original width through an expander, entering a drying channel, passing through the drying channel at 170-195 ℃, and drying for about 1-5 minutes to obtain the modified non-woven fabric used as base cloth;
secondly, preparing rubber cement, namely rolling 20-50 parts of sheet raw natural rubber blocks into radish filaments or sheets by a rubber mixing mill, soaking the radish filaments or sheets in 30-80 parts of mixed solution of gasoline and toluene in a mass ratio of 2:1 to fully swell the radish filaments or sheets to obtain raw rubber swelled substances, then adding 3-5 parts of glyceryl tristearate serving as a softening agent, then adding 5-20 parts of coumarone resin, stirring for 5-20min, then sequentially adding carbon black, magnesium oxide, a coupling agent, a cross-linking agent, an emulsifier, a solubilizer, an antibacterial agent, a plasticizer, a waterproof agent, an anti-aging agent and a stabilizer, and continuously stirring for 30-60min to obtain rubber pressure-sensitive rubber cement;
and thirdly, coating the adhesive cement, namely placing the adhesive cement obtained in the second step in an adhesive cement groove in front of a coating roller of a coating machine, controlling the gap of the roller to be 0.1-0.25mm, enabling the base cloth to slowly pass through the roller, and drying, rolling and cutting to obtain a finished product.
Comparative example 2: an easy-tearing medical adhesive plaster comprises the following components in parts by weight:
non-woven fabrics: 90 parts of a mixture;
carbon black: 2 parts of (1);
magnesium oxide: 2 parts of (1);
coupling agent: 3 parts of a mixture;
a crosslinking agent: 5 parts of a mixture;
emulsifier: 1 part;
solubilizer: 1 part;
antibacterial agents: 3 parts of a mixture;
2 parts of a plasticizer;
water-proofing agent: 1 part;
an anti-aging agent: 2 parts of (1);
a stabilizer: 5 parts of a mixture;
modified working solution: 10-30 parts;
the stabilizer is a mixture of bis [3- (triethoxysilane) propyl ] amine, disodium lauriminodipropionate and tris (2-ethylhexyl) phosphite, and the mass ratio of the stabilizer to the disodium lauriminodipropionate to the tris (2-ethylhexyl) phosphite is 3:2: 2;
the modified working solution comprises the following substances in parts by weight:
acrylic ester copolymer emulsion: 15 parts of (1);
bismuth tert-amyl alcohol: 2 parts of (1);
n, N-dibutyl-1, 3-propanediamine: 3 parts of a mixture;
sodium carboxymethylcellulose: 1 part;
zinc oxide: 2 parts of (1);
water: 50 parts of the raw materials.
The coupling agent is 3-aminopropyl triethoxysilane.
The cross-linking agent is dicumyl peroxide.
The emulsifier is di (2-ethylhexyl) amine.
The solubilizer is a mixture of lauryl alcohol polyoxyethylene ether and ethylene oxide, and the mass ratio of the lauryl alcohol polyoxyethylene ether to the ethylene oxide is 1: 1.
The antibacterial agent is a mixture of glyceryl monostearate, potassium sorbate and povidone iodine, and the mass ratio of the antibacterial agent to the povidone iodine is 2:1: 2.
The plasticizer is dioctyl phthalate.
The waterproof agent is (3,3, 3-trifluoropropyl) trimethoxy silane.
The anti-aging agent is a mixture of N-N' -diphenyl-p-phenylenediamine and 4-tert-butyl catechol, and the mass ratio of the anti-aging agent to the anti-aging agent is 1: 2.
A preparation method of an easily torn medical adhesive plaster comprises the following steps:
the first step is as follows: the cloth material treatment comprises the steps of firstly bleaching the non-woven fabric to obtain bleaching cloth, then pouring modified working solution into a size box of a sizing machine, controlling the pressure of a rolling point to be 3500-4500 kg, enabling the bleaching cloth to pass through a roller for rolling at the speed of 8-18 m/min, controlling the rolling rate to be 60-80%, then pre-drying for about half minute at 90-110 ℃ through a cylinder, expanding the bleaching cloth to the original width through an expander, entering a drying channel, passing through the drying channel at 170-195 ℃, and drying for about 1-5 minutes to obtain the modified non-woven fabric used as base cloth;
secondly, preparing rubber cement, namely rolling 20-50 parts of sheet raw natural rubber blocks into radish filaments or sheets by a rubber mixing mill, soaking the radish filaments or sheets in 30-80 parts of mixed solution of gasoline and toluene in a mass ratio of 2:1 to fully swell the radish filaments or sheets to obtain raw rubber swelled substances, then adding 3-5 parts of glyceryl tristearate serving as a softening agent, then adding 5-20 parts of coumarone resin, stirring for 5-20min, then sequentially adding carbon black, magnesium oxide, a coupling agent, a cross-linking agent, an emulsifier, a solubilizer, an antibacterial agent, a plasticizer, a waterproof agent, an anti-aging agent and a stabilizer, and continuously stirring for 30-60min to obtain rubber pressure-sensitive rubber cement;
and thirdly, coating the adhesive cement, namely placing the adhesive cement obtained in the second step in an adhesive cement groove in front of a coating roller of a coating machine, controlling the gap of the roller to be 0.1-0.25mm, enabling the base cloth to slowly pass through the roller, and drying, rolling and cutting to obtain a finished product.
Comparative example 3: an easy-tearing medical adhesive plaster comprises the following components in parts by weight:
non-woven fabrics: 90 parts of a mixture;
carbon black: 2 parts of (1);
magnesium oxide: 2 parts of (1);
coupling agent: 3 parts of a mixture;
a crosslinking agent: 5 parts of a mixture;
emulsifier: 1 part;
solubilizer: 1 part;
antibacterial agents: 3 parts of a mixture;
2 parts of a plasticizer;
water-proofing agent: 1 part;
an anti-aging agent: 2 parts of (1);
a stabilizer: 5 parts of a mixture;
modified working solution: 10-30 parts;
the stabilizer is a mixture of bis [3- (triethoxysilane) propyl ] amine, magnesium stearate and sodium dodecyl sulfate, and the mass ratio of the stabilizer is 3:1: 2;
the modified working solution comprises the following substances in parts by weight:
acrylic ester copolymer emulsion: 15 parts of (1);
bismuth tert-amyl alcohol: 2 parts of (1);
n, N-dibutyl-1, 3-propanediamine: 3 parts of a mixture;
sodium carboxymethylcellulose: 1 part;
zinc oxide: 2 parts of (1);
water: 50 parts of the raw materials.
The coupling agent is 3-aminopropyl triethoxysilane.
The cross-linking agent is dicumyl peroxide.
The emulsifier is di (2-ethylhexyl) amine.
The solubilizer is a mixture of lauryl alcohol polyoxyethylene ether and ethylene oxide, and the mass ratio of the lauryl alcohol polyoxyethylene ether to the ethylene oxide is 1: 1.
The antibacterial agent is a mixture of glyceryl monostearate, potassium sorbate and povidone iodine, and the mass ratio of the antibacterial agent to the povidone iodine is 2:1: 2.
The plasticizer is dioctyl phthalate.
The waterproof agent is (3,3, 3-trifluoropropyl) trimethoxy silane.
The anti-aging agent is a mixture of N-N' -diphenyl-p-phenylenediamine and 4-tert-butyl catechol, and the mass ratio of the anti-aging agent to the anti-aging agent is 1: 2.
A preparation method of an easily torn medical adhesive plaster comprises the following steps:
the first step is as follows: the cloth material treatment comprises the steps of firstly bleaching the non-woven fabric to obtain bleaching cloth, then pouring modified working solution into a size box of a sizing machine, controlling the pressure of a rolling point to be 3500-4500 kg, enabling the bleaching cloth to pass through a roller for rolling at the speed of 8-18 m/min, controlling the rolling rate to be 60-80%, then pre-drying for about half minute at 90-110 ℃ through a cylinder, expanding the bleaching cloth to the original width through an expander, entering a drying channel, passing through the drying channel at 170-195 ℃, and drying for about 1-5 minutes to obtain the modified non-woven fabric used as base cloth;
secondly, preparing rubber cement, namely rolling 20-50 parts of sheet raw natural rubber blocks into radish filaments or sheets by a rubber mixing mill, soaking the radish filaments or sheets in 30-80 parts of mixed solution of gasoline and toluene in a mass ratio of 2:1 to fully swell the radish filaments or sheets to obtain raw rubber swelled substances, then adding 3-5 parts of glyceryl tristearate serving as a softening agent, then adding 5-20 parts of coumarone resin, stirring for 5-20min, then sequentially adding carbon black, magnesium oxide, a coupling agent, a cross-linking agent, an emulsifier, a solubilizer, an antibacterial agent, a plasticizer, a waterproof agent, an anti-aging agent and a stabilizer, and continuously stirring for 30-60min to obtain rubber pressure-sensitive rubber cement;
and thirdly, coating the adhesive cement, namely placing the adhesive cement obtained in the second step in an adhesive cement groove in front of a coating roller of a coating machine, controlling the gap of the roller to be 0.1-0.25mm, enabling the base cloth to slowly pass through the roller, and drying, rolling and cutting to obtain a finished product.
Comparative example 4: an easy-tearing medical adhesive plaster comprises the following components in parts by weight:
non-woven fabrics: 90 parts of a mixture;
carbon black: 2 parts of (1);
magnesium oxide: 2 parts of (1);
coupling agent: 3 parts of a mixture;
a crosslinking agent: 5 parts of a mixture;
emulsifier: 1 part;
solubilizer: 1 part;
antibacterial agents: 3 parts of a mixture;
2 parts of a plasticizer;
water-proofing agent: 1 part;
an anti-aging agent: 2 parts of (1);
a stabilizer: 5 parts of a mixture;
modified working solution: 10-30 parts;
the stabilizer is a mixture of bis [3- (triethoxysilane) propyl ] amine, magnesium stearate, sodium dodecyl sulfate, disodium lauriminodipropionate and tris (2-ethylhexyl) phosphite in a mass ratio of 3:1:2:2: 2;
the modified working solution comprises the following substances in parts by weight:
acrylic ester copolymer emulsion: 15 parts of (1);
n, N-dibutyl-1, 3-propanediamine: 3 parts of a mixture;
zinc oxide: 2 parts of (1);
water: 50 parts of the raw materials.
The coupling agent is 3-aminopropyl triethoxysilane.
The cross-linking agent is dicumyl peroxide.
The emulsifier is di (2-ethylhexyl) amine.
The solubilizer is a mixture of lauryl alcohol polyoxyethylene ether and ethylene oxide, and the mass ratio of the lauryl alcohol polyoxyethylene ether to the ethylene oxide is 1: 1.
The antibacterial agent is a mixture of glyceryl monostearate, potassium sorbate and povidone iodine, and the mass ratio of the antibacterial agent to the povidone iodine is 2:1: 2.
The plasticizer is dioctyl phthalate.
The waterproof agent is (3,3, 3-trifluoropropyl) trimethoxy silane.
The anti-aging agent is a mixture of N-N' -diphenyl-p-phenylenediamine and 4-tert-butyl catechol, and the mass ratio of the anti-aging agent to the anti-aging agent is 1: 2.
A preparation method of an easily torn medical adhesive plaster comprises the following steps:
the first step is as follows: the cloth material treatment comprises the steps of firstly bleaching the non-woven fabric to obtain bleaching cloth, then pouring modified working solution into a size box of a sizing machine, controlling the pressure of a rolling point to be 3500-4500 kg, enabling the bleaching cloth to pass through a roller for rolling at the speed of 8-18 m/min, controlling the rolling rate to be 60-80%, then pre-drying for about half minute at 90-110 ℃ through a cylinder, expanding the bleaching cloth to the original width through an expander, entering a drying channel, passing through the drying channel at 170-195 ℃, and drying for about 1-5 minutes to obtain the modified non-woven fabric used as base cloth;
secondly, preparing rubber cement, namely rolling 20-50 parts of sheet raw natural rubber blocks into radish filaments or sheets by a rubber mixing mill, soaking the radish filaments or sheets in 30-80 parts of mixed solution of gasoline and toluene in a mass ratio of 2:1 to fully swell the radish filaments or sheets to obtain raw rubber swelled substances, then adding 3-5 parts of glyceryl tristearate serving as a softening agent, then adding 5-20 parts of coumarone resin, stirring for 5-20min, then sequentially adding carbon black, magnesium oxide, a coupling agent, a cross-linking agent, an emulsifier, a solubilizer, an antibacterial agent, a plasticizer, a waterproof agent, an anti-aging agent and a stabilizer, and continuously stirring for 30-60min to obtain rubber pressure-sensitive rubber cement;
and thirdly, coating the adhesive cement, namely placing the adhesive cement obtained in the second step in an adhesive cement groove in front of a coating roller of a coating machine, controlling the gap of the roller to be 0.1-0.25mm, enabling the base cloth to slowly pass through the roller, and drying, rolling and cutting to obtain a finished product.
Comparative example 5: an easy-tearing medical adhesive plaster comprises the following components in parts by weight:
non-woven fabrics: 90 parts of a mixture;
carbon black: 2 parts of (1);
magnesium oxide: 2 parts of (1);
coupling agent: 3 parts of a mixture;
a crosslinking agent: 5 parts of a mixture;
emulsifier: 1 part;
solubilizer: 1 part;
antibacterial agents: 3 parts of a mixture;
2 parts of a plasticizer;
water-proofing agent: 1 part;
an anti-aging agent: 2 parts of (1);
a stabilizer: 5 parts of a mixture;
modified working solution: 10-30 parts;
the stabilizer is a mixture of bis [3- (triethoxysilane) propyl ] amine, magnesium stearate, sodium dodecyl sulfate, disodium lauriminodipropionate and tris (2-ethylhexyl) phosphite in a mass ratio of 3:1:2:2: 2;
the modified working solution comprises the following substances in parts by weight:
acrylic ester copolymer emulsion: 15 parts of (1);
bismuth tert-amyl alcohol: 2 parts of (1);
sodium carboxymethylcellulose: 1 part;
water: 50 parts of the raw materials.
The coupling agent is 3-aminopropyl triethoxysilane.
The cross-linking agent is dicumyl peroxide.
The emulsifier is di (2-ethylhexyl) amine.
The solubilizer is a mixture of lauryl alcohol polyoxyethylene ether and ethylene oxide, and the mass ratio of the lauryl alcohol polyoxyethylene ether to the ethylene oxide is 1: 1.
The antibacterial agent is a mixture of glyceryl monostearate, potassium sorbate and povidone iodine, and the mass ratio of the antibacterial agent to the povidone iodine is 2:1: 2.
The plasticizer is dioctyl phthalate.
The waterproof agent is (3,3, 3-trifluoropropyl) trimethoxy silane.
The anti-aging agent is a mixture of N-N' -diphenyl-p-phenylenediamine and 4-tert-butyl catechol, and the mass ratio of the anti-aging agent to the anti-aging agent is 1: 2.
A preparation method of an easily torn medical adhesive plaster comprises the following steps:
the first step is as follows: the cloth material treatment comprises the steps of firstly bleaching the non-woven fabric to obtain bleaching cloth, then pouring modified working solution into a size box of a sizing machine, controlling the pressure of a rolling point to be 3500-4500 kg, enabling the bleaching cloth to pass through a roller for rolling at the speed of 8-18 m/min, controlling the rolling rate to be 60-80%, then pre-drying for about half minute at 90-110 ℃ through a cylinder, expanding the bleaching cloth to the original width through an expander, entering a drying channel, passing through the drying channel at 170-195 ℃, and drying for about 1-5 minutes to obtain the modified non-woven fabric used as base cloth;
secondly, preparing rubber cement, namely rolling 20-50 parts of sheet raw natural rubber blocks into radish filaments or sheets by a rubber mixing mill, soaking the radish filaments or sheets in 30-80 parts of mixed solution of gasoline and toluene in a mass ratio of 2:1 to fully swell the radish filaments or sheets to obtain raw rubber swelled substances, then adding 3-5 parts of glyceryl tristearate serving as a softening agent, then adding 5-20 parts of coumarone resin, stirring for 5-20min, then sequentially adding carbon black, magnesium oxide, a coupling agent, a cross-linking agent, an emulsifier, a solubilizer, an antibacterial agent, a plasticizer, a waterproof agent, an anti-aging agent and a stabilizer, and continuously stirring for 30-60min to obtain rubber pressure-sensitive rubber cement;
and thirdly, coating the adhesive cement, namely placing the adhesive cement obtained in the second step in an adhesive cement groove in front of a coating roller of a coating machine, controlling the gap of the roller to be 0.1-0.25mm, enabling the base cloth to slowly pass through the roller, and drying, rolling and cutting to obtain a finished product.
Comparative example 6: a medical adhesive plaster produced by Qingdao Hainan medical supplies Co.
Comparative example 7: a novel medical adhesive plaster is prepared according to the Chinese patent with the application number of CN201510781909.
The test specimens obtained in example 1 and comparative examples 1 to 7 were cut into a size of 15mm wide and 40mm long, and then adhered to the inner skin surface of the forearm of the volunteer. After 3 hours from the adhesion, the skin adhesion and the pain at the time of peeling were evaluated.
Figure BDA0001509809600000181
Figure BDA0001509809600000182
180 ° peel strength test: the samples of example 1 and comparative examples 1 to 7 were prepared according to the GB2792-81 standard and measured using a LANGUANG electronic peel tester.
Figure BDA0001509809600000183
The medical adhesive tape easy to tear disclosed by the invention is prepared by taking non-woven fabric as a base material, bleaching the non-woven fabric to obtain bleaching cloth, then allowing the bleaching cloth to pass through a roller of a sizing machine filled with modified working solution for liquid rolling, then pre-drying by a cylinder, and then drying by a drying tunnel to obtain the modified non-woven fabric; preparing rubber cement, preparing a sheet-shaped raw natural rubber block into a radish thread shape or a sheet shape by using a rubber mixing machine, and then soaking the radish thread shape or the sheet shape into a mixed solution of gasoline and toluene, wherein the mass of the gasoline and the toluene is 2:1, the mixed liquid prepared in the way can fully swell raw rubber, after complete swelling, tristearin is added to be used as a softening agent and coumarone resin is used as a tackifier, the coumarone resin has the functions of tackifying, plasticizing, softening and reinforcing, the mixture is stirred for a certain time, then various auxiliaries are added to obtain rubber type pressure-sensitive adhesive paste, finally the pressure-sensitive adhesive paste is coated on modified base cloth by a coating machine, the thickness of the coating is 0.1-0.25mm, and then drying, rolling and other treatments are carried out, so that a finished product can be prepared; the easily torn medical adhesive plaster prepared by the invention is easy to tear, a patient does not feel pain when the plaster is torn, and the plaster still has good skin adhesion after being adhered for 3 hours and cannot be automatically separated from the skin, so that the adhesive plaster can play a role in fixing and play the due role.
As one of the innovation points of the invention, the bleached non-woven fabric is treated by a modification liquid, the modification working liquid takes water as a solvent, and the non-woven fabric can be well modified by adding a plurality of substances, namely acrylic emulsion, bismuth tert-amyl alcohol, N-dibutyl-1, 3-propane diamine, sodium hydroxymethyl cellulose and zinc oxide, under the combined action of the substances, so that the finally prepared medical adhesive plaster easy to tear is easy to tear, does not cause pain to patients, and does not cause damage to skin; the other innovation point is that 5 substances of bis [3- (triethoxy silane) propyl ] amine, magnesium stearate, sodium dodecyl sulfate, disodium lauriminodipropionate and tris (2-ethylhexyl) phosphite are selected as the stabilizer; under the mutual coordination of the substances, the easily torn medical adhesive plaster is ensured to have better viscosity, the change of the viscosity along with time is small, and the viscosity is still strong even after the easily torn medical adhesive plaster is adhered to the skin for 3 hours, so that a good fixing effect can be realized.
The antibacterial agent selects 3 substances of glyceryl monostearate, potassium sorbate and povidone iodine, and under the combined action of the 3 substances, the prepared easily-torn medical adhesive plaster has good antibacterial property, reduces the possibility of secondary damage to patients, and is safer and healthier; 2 substances of N-N' -diphenyl-p-phenylenediamine and 4-tert-butyl catechol are selected as the anti-aging agent, and under the combined action of the 2 substances, the anti-aging agent can play a good anti-aging role, so that the anti-aging agent is not easy to age, can be placed for a long time, and is convenient to produce, transport and store.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims (1)

1. The utility model provides an easily tear medical adhesive tape which characterized in that: comprises the following components in parts by weight:
non-woven fabrics: 90 parts of a mixture;
carbon black: 2 parts of (1);
magnesium oxide: 2 parts of (1);
coupling agent: 3 parts of a mixture;
a crosslinking agent: 5 parts of a mixture;
emulsifier: 1 part;
solubilizer: 1 part;
antibacterial agents: 3 parts of a mixture;
plasticizer: 2 parts of (1);
water-proofing agent: 1 part;
an anti-aging agent: 2 parts of (1);
a stabilizer: 5 parts of a mixture;
modified working solution: 10-30 parts;
the coupling agent is 3-aminopropyl triethoxysilane;
the cross-linking agent is dicumyl peroxide;
the emulsifier is di (2-ethylhexyl) amine;
the solubilizer is a mixture of lauryl alcohol polyoxyethylene ether and ethylene oxide, and the mass ratio of the lauryl alcohol polyoxyethylene ether to the ethylene oxide is 1: 1;
the antibacterial agent is a mixture of glyceryl monostearate, potassium sorbate and povidone iodine in a mass ratio of 2:1: 2;
the plasticizer is dioctyl phthalate;
the waterproof agent is (3,3, 3-trifluoropropyl) trimethoxysilane;
the anti-aging agent is a mixture of N-N' -diphenyl-p-phenylenediamine and 4-tert-butyl catechol in a mass ratio of 1: 2;
the stabilizer is a mixture of bis [3- (triethoxysilane) propyl ] amine, magnesium stearate, sodium dodecyl sulfate, disodium lauriminodipropionate and tris (2-ethylhexyl) phosphite in a mass ratio of 3:1:2:2: 2;
the modified working solution comprises the following substances in parts by weight:
acrylic ester copolymer emulsion: 15 parts of (1);
bismuth tert-amyl alcohol: 2 parts of (1);
n, N-dibutyl-1, 3-propanediamine: 3 parts of a mixture;
sodium carboxymethylcellulose: 1 part;
zinc oxide: 2 parts of (1);
water: 50 parts of a mixture;
the preparation method of the easily torn medical adhesive plaster comprises the following steps:
the first step is as follows: the cloth material treatment comprises the steps of firstly bleaching the non-woven fabric to obtain bleaching cloth, then pouring modified working solution into a size box of a sizing machine, controlling the pressure of a rolling point to be 3500-4500 kg, enabling the bleaching cloth to pass through a roller for rolling at the speed of 8-18 m/min, controlling the rolling rate to be 60-80%, then pre-drying for half minutes at 90-110 ℃ by a cylinder, expanding the bleaching cloth to the original width by an expander, entering a drying channel, passing through the drying channel at 170-195 ℃, and drying for 1-5 minutes to obtain the modified non-woven fabric used as base cloth;
secondly, preparing rubber cement, namely rolling 20-50 parts of sheet raw natural rubber blocks into radish filaments or sheets by a rubber mixing mill, soaking the radish filaments or sheets in 30-80 parts of mixed solution of gasoline and toluene in a mass ratio of 2:1 to fully swell the radish filaments or sheets to obtain raw rubber swelled substances, then adding 3-5 parts of glyceryl tristearate serving as a softening agent, then adding 5-20 parts of coumarone resin, stirring for 5-20min, then sequentially adding carbon black, magnesium oxide, a coupling agent, a cross-linking agent, an emulsifier, a solubilizer, an antibacterial agent, a plasticizer, a waterproof agent, an anti-aging agent and a stabilizer, and continuously stirring for 30-60min to obtain rubber pressure-sensitive rubber cement;
and thirdly, coating the adhesive cement, namely placing the rubber type pressure-sensitive adhesive cement obtained in the second step in an adhesive cement groove in front of a coating roller of a coating machine, controlling the gap of the roller to be 0.1-0.25mm, enabling the base cloth to slowly pass through the roller, and drying, rolling and cutting to obtain a finished product.
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