CN1360950A - Production process of waterproof medical adhesive tape - Google Patents
Production process of waterproof medical adhesive tape Download PDFInfo
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- CN1360950A CN1360950A CN 00135471 CN00135471A CN1360950A CN 1360950 A CN1360950 A CN 1360950A CN 00135471 CN00135471 CN 00135471 CN 00135471 A CN00135471 A CN 00135471A CN 1360950 A CN1360950 A CN 1360950A
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Abstract
Through the production process of the present invention, may be made medical adhesive tape with high waterproof performance, good adhering property, mild stripping strength and relatively higher performance-to-cost ratio. The process includes the following steps: finishing the base material with chemical waterproof agent through soaking, rolling or spin drying, spreading and stoving; painting pressure-sensitive glue to the finished base material; and stoving to obtain the product.
Description
The present invention relates to a kind of manufacture method of medical material, especially relate to a kind of manufacture method of waterproof medical adhesive tape.
In the background technology, existing conventional medical adhesive plaster system is a base material with common byssus, the latex that the one side coating is made with natural rubber, zinc oxide etc., and the coiled reel is cut apart or is covered on the absorbent carbasus and makes through cutting apart after drying.This adhesive plaster is familiar with by numerous medical personnel and patient, and is easy to use.But its base material made from cotton is a hydrophilic material, and running into behind the moisture is moisture expantion, has brought certain problem and inconvenience for daily use.In recent years, along with going deep into of synthesized polymer material research, having occurred a kind of is the medical proof fabric with water-proof function of base material with class materials such as politef, this adhesive plaster has solved the problems referred to above to a certain extent, but the new problem of Chan Shenging is that its product form is not only limited thereupon, and also there is certain gap in its use habit and performance with the conventional medical adhesive plaster that people are familiar with, and price is also higher, so it uses to promote and is subjected to certain restriction.
The objective of the invention is to overcome the weak point in the above-mentioned background technology, a kind of manufacture method of waterproof medical adhesive tape is provided, adopt the medical proof fabric of this method manufacturing to have water resistance, and its viscosity is good, peel strength is moderate, and preferable performance price ratio is arranged.
For achieving the above object, the technical solution that the present invention adopts is as follows:
A kind of manufacture method of waterproof medical adhesive tape, its special character is that this method comprises following operating procedure: base material is put in order as the finishing agent of base material with chemical waterproofing agent earlier, then the pressure sensitive adhesive for preparing is coated on the base material after the arrangement, makes manufactured goods after the oven dry.
Above-mentioned arrangement process can may further comprise the steps: technological preparation → immersion treatment → pressure rolling or drying → tentering oven dry.
Above-mentioned arrangement process can comprise: 1. technological preparation: standby base material is washed and drying, chemical waterproofing agent is mixed with to produce simultaneously and uses finishing agent; 2. immersion treatment: will wash dried base material and be soaked in the finishing agent for preparing, or with spray gun to the two-sided even sprinkling of base material; 3. pressure rolling or drying: cylinder pressure rolling or drying on the base material after will soaking or spray evenly; 4. tentering oven dry: with drying plant base material is dried by the fire 5 minutes to the base material drying with 80 ℃～100 ℃, and then with 160 ℃ of oven dry 1 minute～2 minutes.
Above-mentioned chemical waterproofing agent can be the CJK waterproofing agent, and it is 1: 40 with the mixing ratio of water in the preparation finishing agent.
The preparation of above-mentioned pressure sensitive adhesive can may further comprise the steps: 1. with cylinder rubber smoked sheet is plasticated, add zinc oxide and age resistor then in proportion and carry out mixing; 2. the sizing material after mixing is cut into fritter, with 120# industrial naptha and toluene dissolving; 3. coumarone indene resin is dissolved in the rubber cement and stirs.
The pressure sensitive adhesive thickness that is coated with on the above-mentioned base material can be at 0.02 millimeter～0.03 millimeter.
Below the present invention is described in further detail: technical process of the present invention can be divided into base material arrangement, gluing, cut packing, specifies respectively below:
One, base material arrangement:
Optional in base material finishing technique process is the common waterproofing agent of representative in order to the conventional aluminum salt water-repellent through improvement, also can select the finishing agent of the chemical waterproofing agent of better performances such as YS-501, WDC-108, organic silicon emulsion or CJK waterproofing agent as base material for use.Its finishing technique process can be divided into: technological preparation → immersion treatment → pressure rolling or drying → tentering are dried four procedures, are that example specifies its technical process with the CJK waterproofing agent below:
1, technological preparation: standby base material (byssus, non-woven fabrics or elastic substrate) is washed and dry with detergent and water, simultaneously CJK waterproofing agent stock solution and water are mixed with the production finishing agent by 1: 40 ratio;
2, will wash dried base material and be soaked in the CJK waterproofing agent for preparing, the time is 3 minutes～5 minutes, and also available spray gun is to the two-sided even sprinkling of base material;
3, cylinder carries out pressure rolling or drying on the base material after will soaking or spray evenly, to roll unnecessary medicinal liquid;
4, with drying plant base material is carried out dried, promptly at first dry by the fire 5 minutes to the cloth drying, and then with 160 ℃ of oven dry 1～2 minute, base material promptly had the antifouling effect of certain waterproof with 80 ℃～100 ℃ temperature;
Said process can be to soak one to roll, and also can adopt two to soak two and roll, and its effect can further strengthen.Adopt technical process and this technical process of other waterproofing agent arrangement basic identical.
Two, gluing:
Optional in order to formulated hydrophilic pressure sensitive adhesives such as polyvinylpyrrolidone, polarity plasticiser and polyvinyl alcohol in the coating technique process, also can adopt based on the pressure-sensitive latex or the acrylate pressure-sensitive adhesive of natural rubber and all can.For strengthening the water resistance of adhesive plaster, preferably selecting with the polyvinylpyrrolidone is the hydrophilic pressure sensitive adhesive that primary raw material is mixed with.Consider people's use habit, also can select the traditional pressure sensitive glue based on natural rubber, existing conventional medical pressure sensitive adhesive based on natural rubber is that example specifies technical process:
1, with cylinder rubber smoked sheet is plasticated, add zinc oxide and age resistor then in proportion and carry out mixing;
2, the sizing material after mixing is cut into fritter, with 120# industrial naptha and toluene dissolving;
3, coumarone indene resin is dissolved in the rubber cement stirs;
4, the pressure-sensitive latex that will prepare with glue spreader is coated on the stand-by base material in arrangement back, and THICKNESS CONTROL is in 0.02～0.03 millimeter.
5, with the oven dry of dehydrator appropriateness and except that desolvating.
Three, cut packing: promptly get water proof type medical adhesive tape or adhesive plaster with cutting behind the manufactured goods coiled reel or coated with cutting behind the gauze.
Adopt the method for base material water-proof finish in the above-mentioned technical process can also make the water proof type medical bandage, contain other water proof type medical material goods such as the medical mackintosh of spacetabs type of curative drug.Adopt homemade spandex fabric or import Lycra silk fabrics as base material, also can be made into water proof type medical elastic adhesive plaster.
Compared with prior art, advantage and effect that the present invention has are as follows: adopt the medical proof fabric of manufacture method manufacturing of the present invention to have water resistance, and viscosity is good, peel strength is moderate, though cost slightly rises than the conventional medical adhesive plaster, price variance is also little.Simultaneously have certain waterproof anti-pollution function because of it, using method is identical with the conventional medical adhesive plaster again, so it has preferable performance price ratio, is therefore accepted by numerous medical personnel and patient easily.Existing medical proof fabric manufacturing enterprise need not to increase the upgrading that new equipment investment can be finished product, has vast market prospect.
Claims (6)
1, a kind of manufacture method of waterproof medical adhesive tape, it is characterized in that this method comprises following operating procedure: base material is put in order as the finishing agent of base material with chemical waterproofing agent earlier, then the pressure sensitive adhesive for preparing is coated on the base material after the arrangement, makes manufactured goods after the oven dry.
2, the manufacture method of waterproof medical adhesive tape according to claim 1 is characterized in that: described arrangement process may further comprise the steps: technological preparation → immersion treatment → pressure rolling or drying → tentering oven dry.
3, the manufacture method of waterproof medical adhesive tape according to claim 2 is characterized in that: described arrangement process can comprise: 1. technological preparation: standby base material is washed and drying, chemical waterproofing agent is mixed with to produce simultaneously and uses finishing agent; 2. immersion treatment: will wash dried base material and be soaked in the finishing agent for preparing, or with spray gun to the two-sided even sprinkling of base material; 3. pressure rolling or drying: cylinder pressure rolling or drying on the base material after will soaking or spray evenly; 4. tentering oven dry: with drying plant base material is dried by the fire 5 minutes to the base material drying with 80 ℃～100 ℃, and then with 160 ℃ of oven dry 1 minute～2 minutes.
4, the manufacture method of waterproof medical adhesive tape according to claim 3 is characterized in that: described chemical waterproofing agent is the CJK waterproofing agent, and it is 1: 40 with the mixing ratio of water in the preparation finishing agent.
5, according to the manufacture method of claim 1,2,3 or 4 described waterproof medical adhesive tapes, it is characterized in that: the preparation of described pressure sensitive adhesive may further comprise the steps: 1. with cylinder rubber smoked sheet is plasticated, add zinc oxide and age resistor then in proportion and carry out mixing; 2. the sizing material after mixing is cut into fritter, with 120# industrial naptha and toluene dissolving; 3. coumarone indene resin is dissolved in the rubber cement and stirs.
6, the manufacture method of waterproof medical adhesive tape according to claim 5 is characterized in that: the pressure-sensitive latex thickness that is coated with on the described base material is at 0.02 millimeter～0.03 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00135471 CN1261167C (en) | 2000-12-28 | 2000-12-28 | Production process of waterproof medical adhesive tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00135471 CN1261167C (en) | 2000-12-28 | 2000-12-28 | Production process of waterproof medical adhesive tape |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1360950A true CN1360950A (en) | 2002-07-31 |
| CN1261167C CN1261167C (en) | 2006-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00135471 Expired - Fee Related CN1261167C (en) | 2000-12-28 | 2000-12-28 | Production process of waterproof medical adhesive tape |
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| CN (1) | CN1261167C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105754511A (en) * | 2016-03-21 | 2016-07-13 | 苏州华周胶带有限公司 | Pressure-sensitive adhesive tape with cotton tape as base material |
| CN112870427A (en) * | 2021-03-12 | 2021-06-01 | 上海创始医疗科技(集团)有限公司 | Hydrogel elastic patch and preparation method thereof |
| WO2022188861A1 (en) * | 2021-03-12 | 2022-09-15 | 上海创始医疗科技(集团)股份有限公司 | Polymer hydrogel with sustained-release function, and preparation method therefor and application thereof |
-
2000
- 2000-12-28 CN CN 00135471 patent/CN1261167C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105754511A (en) * | 2016-03-21 | 2016-07-13 | 苏州华周胶带有限公司 | Pressure-sensitive adhesive tape with cotton tape as base material |
| CN112870427A (en) * | 2021-03-12 | 2021-06-01 | 上海创始医疗科技(集团)有限公司 | Hydrogel elastic patch and preparation method thereof |
| WO2022188861A1 (en) * | 2021-03-12 | 2022-09-15 | 上海创始医疗科技(集团)股份有限公司 | Polymer hydrogel with sustained-release function, and preparation method therefor and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1261167C (en) | 2006-06-28 |
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