CN107913429A - A kind of antimicrobial form gel rubber material and its preparation process - Google Patents

A kind of antimicrobial form gel rubber material and its preparation process Download PDF

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Publication number
CN107913429A
CN107913429A CN201711297168.3A CN201711297168A CN107913429A CN 107913429 A CN107913429 A CN 107913429A CN 201711297168 A CN201711297168 A CN 201711297168A CN 107913429 A CN107913429 A CN 107913429A
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parts
rubber material
gel rubber
nano
preparation process
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方政
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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
    • A61L15/26—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—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
    • A61L15/40—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing ingredients of undetermined constitution or reaction products thereof, e.g. plant or animal extracts
    • 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
    • A61L15/44—Medicaments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/46—Deodorants or malodour counteractants, e.g. to inhibit the formation of ammonia or bacteria
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
    • A61L2300/10—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing inorganic materials
    • A61L2300/102—Metals or metal compounds, e.g. salts such as bicarbonates, carbonates, oxides, zeolites, silicates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
    • A61L2300/20—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices containing or releasing organic materials
    • A61L2300/30—Compounds of undetermined constitution extracted from natural sources, e.g. Aloe Vera
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
    • A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
    • A61L2300/404—Biocides, antimicrobial agents, antiseptic agents
    • 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
    • C08K2003/2237—Oxides; Hydroxides of metals of titanium
    • C08K2003/2241—Titanium dioxide
    • 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
    • C08K2003/2244—Oxides; Hydroxides of metals of zirconium
    • 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
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives

Abstract

The invention discloses a kind of antimicrobial form gel rubber material and its preparation process, gel rubber material component includes 10 20 parts of polymer polyatomic alcohol, 5 10 parts of esters of silicon acis, 38 parts of isocyanates, 4 12 parts of polyethylene glycol, 13 parts of nano-titanium dioxide, 4 10 parts of nano zirconium dioxide, 8 18 parts of beta glucan, 8 20 parts of extract solution from aloe, 4 12 parts of motherwort extracting solution in parts by weight, preparation process of the present invention is simple, obtained gel rubber material possesses higher porosity, gas permeability and expansion rate of water absorption, also there is excellent bacteriostasis antibiosis performance at the same time, degerming rate reaches 98%.

Description

A kind of antimicrobial form gel rubber material and its preparation process
Technical field
The present invention relates to gel rubber material preparing technical field, is specially a kind of antimicrobial form gel rubber material and its preparation process.
Background technology
Disposable sanitary articles, including the material such as sanitary napkin, paper diaper, panty liner, incontinence pad, especially require material to have There are good gas permeability, salubrious property, comfort, water imbibition etc..Current such amenities common problem is：Because of production Product thermal conductivity factor is low, and the dredging of body local heat is not smooth, causes the symptoms such as local sultry, red and swollen, erythema, inflammation, it is impossible to give people Body brings good use body-sensing.There is part disposal sanitary article to use the cool feeling substances such as peppermint, since thermal conductivity factor is excessive, Cause body local excessively cool, women, children, the old and the weak are uncomfortable using that can cause, and resistance weakens.
Current gel rubber material preparation process is complicated, and anti-microbial property is poor, is further improved.
The content of the invention
It is an object of the invention to provide a kind of antimicrobial form gel rubber material and its preparation process, to solve above-mentioned background technology The problem of middle proposition.
To achieve the above object, the present invention provides following technical solution：A kind of antimicrobial form gel rubber material, gel rubber material component In parts by weight include 10-20 parts of polymer polyatomic alcohol, 5-10 parts of esters of silicon acis, 3-8 parts of isocyanates, 4-12 parts of polyethylene glycol, 1-3 parts of nano-titanium dioxide, 4-10 parts of nano zirconium dioxide, 8-18 parts of beta glucan, 8-20 parts of extract solution from aloe, motherwort carry Take 4-12 parts of liquid.
Preferably, the preferable composition proportion of gel rubber material component includes 15 parts of polymer polyatomic alcohol, 9 parts of esters of silicon acis, isocyanide 5 parts of acid esters, 8 parts of polyethylene glycol, 2 parts of nano-titanium dioxide, 7 parts of nano zirconium dioxide, 13 parts of beta glucan, extract solution from aloe 14 Part, 8 parts of motherwort extracting solution.
Preferably, its preparation process comprises the following steps：
A, stirring at low speed in stirred tank, stirring are added after mixing polymer polyatomic alcohol, esters of silicon acis, isocyanates, polyethylene glycol Speed is 80 revs/min, and time 12min, obtains mixture A；
B, added after mixing nano-titanium dioxide, nano zirconium dioxide, beta glucan, extract solution from aloe, motherwort extracting solution Heating water bath in water-bath, heating-up temperature are 80 DEG C, are slowly cooled to room temperature afterwards, obtain mixture B；
C, mixture A is added in mixture B, adds in cutter shear afterwards, the shear treatment time is 20min, at shearing It is 3000 revs/min to manage rotating speed, that is, obtains gel rubber material.
Compared with prior art, the beneficial effects of the invention are as follows：Preparation process of the present invention is simple, obtained gel rubber material tool Standby higher porosity, gas permeability and expansion rate of water absorption, while also there is bacteriostasis antibiosis performance, degerming rate reaches 98%；Wherein, The nano-titanium dioxide and nano zirconium dioxide added in the present invention has excellent anti-microbial property；The beta glucan of addition can Improve the permeability of gel rubber material；In addition, the preparation process that the present invention uses is easy to operate, cost is low, can prevent effectively Ingredients from lossing, further increases the performance of gel rubber material.
Embodiment
The technical solution in the embodiment of the present invention is clearly and completely described below, it is clear that described embodiment Only part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this area Art personnel all other embodiments obtained without making creative work, belong to the model that the present invention protects Enclose.
The present invention provides following technical solution：A kind of antimicrobial form gel rubber material, gel rubber material component include in parts by weight 10-20 parts of polymer polyatomic alcohol, 5-10 parts of esters of silicon acis, 3-8 parts of isocyanates, 4-12 parts of polyethylene glycol, nano-titanium dioxide 1-3 Part, 4-10 parts of nano zirconium dioxide, 8-18 parts of beta glucan, 8-20 parts of extract solution from aloe, 4-12 parts of motherwort extracting solution.
Embodiment one：
Gel rubber material component includes 10 parts of polymer polyatomic alcohol, 5 parts of esters of silicon acis, 3 parts of isocyanates, polyethylene glycol in parts by weight 4 parts, 1 part of nano-titanium dioxide, 4 parts of nano zirconium dioxide, 8 parts of beta glucan, 8 parts of extract solution from aloe, motherwort extracting solution 4 Part.
The preparation process of the present embodiment comprises the following steps：
A, stirring at low speed in stirred tank, stirring are added after mixing polymer polyatomic alcohol, esters of silicon acis, isocyanates, polyethylene glycol Speed is 80 revs/min, and time 12min, obtains mixture A；
B, added after mixing nano-titanium dioxide, nano zirconium dioxide, beta glucan, extract solution from aloe, motherwort extracting solution Heating water bath in water-bath, heating-up temperature are 80 DEG C, are slowly cooled to room temperature afterwards, obtain mixture B；
C, mixture A is added in mixture B, adds in cutter shear afterwards, the shear treatment time is 20min, at shearing It is 3000 revs/min to manage rotating speed, that is, obtains gel rubber material.
Embodiment two：
Gel rubber material component includes 20 parts of polymer polyatomic alcohol, 10 parts of esters of silicon acis, 8 parts of isocyanates, poly- second two in parts by weight 12 parts of alcohol, 3 parts of nano-titanium dioxide, 10 parts of nano zirconium dioxide, 18 parts of beta glucan, 20 parts of extract solution from aloe, motherwort carry Take 12 parts of liquid.
The preparation process of the present embodiment comprises the following steps：
A, stirring at low speed in stirred tank, stirring are added after mixing polymer polyatomic alcohol, esters of silicon acis, isocyanates, polyethylene glycol Speed is 80 revs/min, and time 12min, obtains mixture A；
B, added after mixing nano-titanium dioxide, nano zirconium dioxide, beta glucan, extract solution from aloe, motherwort extracting solution Heating water bath in water-bath, heating-up temperature are 80 DEG C, are slowly cooled to room temperature afterwards, obtain mixture B；
C, mixture A is added in mixture B, adds in cutter shear afterwards, the shear treatment time is 20min, at shearing It is 3000 revs/min to manage rotating speed, that is, obtains gel rubber material.
Embodiment three：
Gel rubber material component includes 12 parts of polymer polyatomic alcohol, 7 parts of esters of silicon acis, 4 parts of isocyanates, polyethylene glycol in parts by weight 6 parts, 2 parts of nano-titanium dioxide, 5 parts of nano zirconium dioxide, 9 parts of beta glucan, 10 parts of extract solution from aloe, motherwort extracting solution 5 Part.
The preparation process of the present embodiment comprises the following steps：
A, stirring at low speed in stirred tank, stirring are added after mixing polymer polyatomic alcohol, esters of silicon acis, isocyanates, polyethylene glycol Speed is 80 revs/min, and time 12min, obtains mixture A；
B, added after mixing nano-titanium dioxide, nano zirconium dioxide, beta glucan, extract solution from aloe, motherwort extracting solution Heating water bath in water-bath, heating-up temperature are 80 DEG C, are slowly cooled to room temperature afterwards, obtain mixture B；
C, mixture A is added in mixture B, adds in cutter shear afterwards, the shear treatment time is 20min, at shearing It is 3000 revs/min to manage rotating speed, that is, obtains gel rubber material.
Example IV：
Gel rubber material component includes 18 parts of polymer polyatomic alcohol, 9 parts of esters of silicon acis, 7 parts of isocyanates, polyethylene glycol in parts by weight 10 parts, 2 parts of nano-titanium dioxide, 9 parts of nano zirconium dioxide, 15 parts of beta glucan, 18 parts of extract solution from aloe, motherwort extracting solution 11 parts.
The preparation process of the present embodiment comprises the following steps：
A, stirring at low speed in stirred tank, stirring are added after mixing polymer polyatomic alcohol, esters of silicon acis, isocyanates, polyethylene glycol Speed is 80 revs/min, and time 12min, obtains mixture A；
B, added after mixing nano-titanium dioxide, nano zirconium dioxide, beta glucan, extract solution from aloe, motherwort extracting solution Heating water bath in water-bath, heating-up temperature are 80 DEG C, are slowly cooled to room temperature afterwards, obtain mixture B；
C, mixture A is added in mixture B, adds in cutter shear afterwards, the shear treatment time is 20min, at shearing It is 3000 revs/min to manage rotating speed, that is, obtains gel rubber material.
Embodiment five：
Gel rubber material component includes 15 parts of polymer polyatomic alcohol, 9 parts of esters of silicon acis, 5 parts of isocyanates, polyethylene glycol in parts by weight 8 parts, 2 parts of nano-titanium dioxide, 7 parts of nano zirconium dioxide, 13 parts of beta glucan, 14 parts of extract solution from aloe, motherwort extracting solution 8 Part.
The preparation process of the present embodiment comprises the following steps：
A, stirring at low speed in stirred tank, stirring are added after mixing polymer polyatomic alcohol, esters of silicon acis, isocyanates, polyethylene glycol Speed is 80 revs/min, and time 12min, obtains mixture A；
B, added after mixing nano-titanium dioxide, nano zirconium dioxide, beta glucan, extract solution from aloe, motherwort extracting solution Heating water bath in water-bath, heating-up temperature are 80 DEG C, are slowly cooled to room temperature afterwards, obtain mixture B；
C, mixture A is added in mixture B, adds in cutter shear afterwards, the shear treatment time is 20min, at shearing It is 3000 revs/min to manage rotating speed, that is, obtains gel rubber material.
Preparation process of the present invention is simple, and obtained gel rubber material possesses higher porosity, gas permeability and expansion rate of water absorption, Also there is bacteriostasis antibiosis performance at the same time, degerming rate reaches 98%；Wherein, the nano-titanium dioxide and nanometer two added in the present invention Zirconium oxide has excellent anti-microbial property；The beta glucan of addition can improve the permeability of gel rubber material；It is in addition, of the invention The preparation process of use is easy to operate, and cost is low, active ingredient can be prevented to be lost in, and further increases the property of gel rubber material Energy.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (3)

  1. A kind of 1. antimicrobial form gel rubber material, it is characterised in that：Gel rubber material component includes polymer polyatomic alcohol 10- in parts by weight 20 parts, 5-10 parts of esters of silicon acis, 3-8 parts of isocyanates, 4-12 parts of polyethylene glycol, 1-3 parts of nano-titanium dioxide, nano zirconium dioxide 4-10 parts, 8-18 parts of beta glucan, 8-20 parts of extract solution from aloe, 4-12 parts of motherwort extracting solution.
  2. A kind of 2. antimicrobial form gel rubber material according to claim 1, it is characterised in that：The preferable component of gel rubber material component Proportioning includes 15 parts of polymer polyatomic alcohol, 9 parts of esters of silicon acis, 5 parts of isocyanates, 8 parts of polyethylene glycol, 2 parts of nano-titanium dioxide, receives 7 parts of zirconium dioxide of rice, 13 parts of beta glucan, 14 parts of extract solution from aloe, 8 parts of motherwort extracting solution.
  3. 3. realize a kind of preparation process of antimicrobial form gel rubber material described in claim 1, it is characterised in that：Its preparation process bag Include following steps：
    A, stirring at low speed in stirred tank, stirring are added after mixing polymer polyatomic alcohol, esters of silicon acis, isocyanates, polyethylene glycol Speed is 80 revs/min, and time 12min, obtains mixture A；
    B, added after mixing nano-titanium dioxide, nano zirconium dioxide, beta glucan, extract solution from aloe, motherwort extracting solution Heating water bath in water-bath, heating-up temperature are 80 DEG C, are slowly cooled to room temperature afterwards, obtain mixture B；
    C, mixture A is added in mixture B, adds in cutter shear afterwards, the shear treatment time is 20min, at shearing It is 3000 revs/min to manage rotating speed, that is, obtains gel rubber material.
CN201711297168.3A 2017-12-08 2017-12-08 A kind of antimicrobial form gel rubber material and its preparation process Withdrawn CN107913429A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108774393A (en) * 2018-06-22 2018-11-09 天津市中科众晟医疗科技有限责任公司 A kind of female mammary gland checks oneself gloves

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108774393A (en) * 2018-06-22 2018-11-09 天津市中科众晟医疗科技有限责任公司 A kind of female mammary gland checks oneself gloves
CN108774393B (en) * 2018-06-22 2020-08-18 天津市中科众晟医疗科技有限责任公司 Female mammary gland self-checking glove

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Application publication date: 20180417