CN103305156A - Environment-friendly adhesive for insulating rubber tape and preparation method thereof - Google Patents
Environment-friendly adhesive for insulating rubber tape and preparation method thereof Download PDFInfo
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- CN103305156A CN103305156A CN 201310237770 CN201310237770A CN103305156A CN 103305156 A CN103305156 A CN 103305156A CN 201310237770 CN201310237770 CN 201310237770 CN 201310237770 A CN201310237770 A CN 201310237770A CN 103305156 A CN103305156 A CN 103305156A
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Abstract
The invention provides an environment-friendly adhesive for an insulating rubber tape and a preparation method thereof. The environment-friendly adhesive mainly comprises polyvinyl acetate, polyurethane prepolymer, polyvinyl alcohol and oxidized starch. The preparation method of the environment-friendly adhesive comprises the following steps of: a) selection of raw materials; b) preparation of a main agent; c) synthesis of an adhesive; and d) detection. The invention discloses an environment-friendly adhesive for an insulating rubber tape and a preparation method thereof. The preparation method of the environment-friendly adhesive is advanced; the preparation links are efficient and reasonable; and the prepared environment-friendly adhesive has stronger adhesive force and water resistance, is nontoxic and pollution-free, has excellent cost performance and is easy to popularize and use.
Description
Technical field
The present invention relates to a kind of insulation tape, relate in particular to a kind of environmental protection glue paste for insulation tape and preparation method thereof, belong to the tape technology field.
Background technology
Insulation tape is a kind ofly to play the adhesive tape of insulating effect be used to preventing electric leakage, and it is made up of base band and pressure-sensitive adhesive layer.Base band generally adopts cotton, synthetic fabrics and plastics film etc., and glue-line adds Synergist S-421 95s such as increasing glutinous resin by rubber to be made, and stickiness is good, and insulating property are good.Insulation tape has characteristics such as good insulation performance is withstand voltage, fire-retardant, weather-proof, is applicable to characteristics such as electric wire is plugged into, electric insulation protection.
At present, most insulation tapes that people use contain poisonous chemical ingredientss such as formaldehyde, this toxic ingredient not only endangers the healthy of people, and to the bigger pollution of environment generation, because poisonous chemical ingredients low prices such as formaldehyde, therefore be widely used in the glue paste part of insulation tape, as seen, improve the Environmental Safety of insulation tape, need the insulation tape glue paste is carried out modification, now, mainly be that different steps at glue adds various chemical modifiers to the modification of glue paste both at home and abroad, yet a lot of method of modifying are because selection and preparation unreasonable, though can realize nontoxic, pollution-free, but the glue paste that makes exists cost height or adhesivity, water tolerance, the defective that temperature tolerance is not high.
Summary of the invention
At the demand, the invention provides a kind of environmental protection glue paste for insulation tape and preparation method thereof, the preparation method advanced person of this environmental protection glue paste, the preparation link is efficient, reasonable, the environmental protection glue paste that makes not only possesses stronger adhesive power and water tolerance, and nontoxic, pollution-free, have the excellent ratio of performance to price, be easy to promote the use of.
The present invention is a kind of environmental protection glue paste for insulation tape and preparation method thereof, the main component of described environmental protection glue paste comprises polyvinyl acetate (PVA), base polyurethane prepolymer for use as, polyvinyl alcohol and Sumstar 190, the preparation method of this environmental protection glue paste comprises the steps: a) apolegamy raw material, b) preparation host, c) synthetic glue paste d) detects.
In a preferred embodiment of the present invention, in the described step a), the raw material that the environmental protection glue paste is selected for use comprises: polyvinyl acetate (PVA), polyvinyl alcohol, Sumstar 190, base polyurethane prepolymer for use as, emulsifying agent, initiator, chainextender and water.
In a preferred embodiment of the present invention, described emulsifying agent is the compound emulsifying agent that Sodium dodecylbenzene sulfonate and alkylphenol polyoxyethylene are formed, and initiator is Potassium Persulphate, and chainextender is the recombiner that 1,4-butyleneglycol and organotin are formed.
In a preferred embodiment of the present invention, the proportioning of described polyvinyl alcohol and Sumstar 190 is 1.5:1, the consumption of base polyurethane prepolymer for use as is 7.5% of polyvinyl acetate (PVA) consumption, the consumption of emulsifying agent is 3% of polyvinyl acetate (PVA) consumption, and the consumption of initiator and chainextender is 0.5% of polyvinyl acetate (PVA).
In a preferred embodiment of the present invention, in the described step b), the host of environmental protection glue paste is the oyster white uniform liquid that polyvinyl alcohol, Sumstar 190 and polyvinyl acetate (PVA) polyreaction form, and its its preparation process is: 1) the pre-gelatinization of Sumstar 190; 2) add emulsifying agent, initiator, polyvinyl alcohol and polyvinyl acetate (PVA) and carry out graft copolymerization.In a preferred embodiment of the present invention, the pre-gelatinization point of described Sumstar 190 is 80～85 ℃, and pre-gelatinization time is 30～45min, and the graft copolymerization time is 4h.
In a preferred embodiment of the present invention, in the described step c), synthetic glue paste has the interpenetrating polymer networks structure, and its synthesis procedure comprises that host heats up, adds the chainextender insulation reaction, adds the base polyurethane prepolymer for use as polyreaction, adds mineral filler, cooling.
The present invention has disclosed a kind of environmental protection glue paste for insulation tape and preparation method thereof, the preparation method advanced person of this environmental protection glue paste, the preparation link is efficient, reasonable, the environmental protection glue paste that makes not only possesses stronger adhesive power and water tolerance, and it is nontoxic, pollution-free, have the excellent ratio of performance to price, be easy to promote the use of.
Description of drawings
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments:
Fig. 1 is the process figure that the embodiment of the invention is used for the environmental protection glue paste preparation method of insulation tape.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that protection scope of the present invention is made more explicit defining.
Fig. 1 is the process figure that the embodiment of the invention is used for the environmental protection glue paste preparation method of insulation tape, and this preparation method comprises the steps: a) apolegamy raw material, b) preparation host, and c) synthetic glue paste d) detects.
Embodiment
Concrete preparation method is as follows:
A) apolegamy raw material should comprise for the raw material that the environmental protection glue paste of insulation tape is selected for use: polyvinyl acetate (PVA), polyvinyl alcohol, Sumstar 190, base polyurethane prepolymer for use as, emulsifying agent, initiator, chainextender and water; Wherein, emulsifying agent is the compound emulsifying agent that Sodium dodecylbenzene sulfonate and alkylphenol polyoxyethylene are formed, and initiator is Potassium Persulphate, and chainextender is the recombiner that 1,4-butyleneglycol and organotin are formed; This environmental protection glue paste selects for use the consumption standard of raw material to be: the proportioning of polyvinyl alcohol and Sumstar 190 is 1.5:1, the consumption of base polyurethane prepolymer for use as is 7.5% of polyvinyl acetate (PVA) consumption, the consumption of emulsifying agent is 3% of polyvinyl acetate (PVA) consumption, and the consumption of initiator and chainextender is 0.5% of polyvinyl acetate (PVA).
B) preparation host, host is the oyster white uniform liquid that polyvinyl alcohol, Sumstar 190 and polyvinyl acetate (PVA) polyreaction form, its preparation process is: 1) the pre-gelatinization of Sumstar 190; During pre-gelatinization, the proportioning of Sumstar 190 and water is 1:4, the gelatinization initial temperature of Sumstar 190 is 40～45 ℃, the beginning temperature of Sumstar 190 gelatinization is 60～65 ℃, the pre-gelatinization point of Sumstar 190 is 80～85 ℃, can realize the peak viscosity of preparing product under this temperature, pre-gelatinization required time is 30～45min; 2) add emulsifying agent, initiator, polyvinyl alcohol and polyvinyl acetate (PVA) and carry out graft copolymerization; Detailed process is: will be cooled to 70 ℃ through the Sumstar 190 preparation of pre-gelatinization earlier, add emulsifying agent, polyvinyl alcohol and polyvinyl acetate (PVA) then and carry out graft copolymerization, the emulsifying agent that adds is 3% of polyvinyl acetate (PVA) consumption, the proportioning of polyvinyl alcohol and polyvinyl acetate (PVA) is 3:5, in the graft copolymerization process, divide three times and add the Potassium Persulphate initiator, its consumption is 0.5% of polyvinyl acetate (PVA), behind the graft copolymerization 4h, be down to room temperature and namely get host, the host that makes is the oyster white uniform liquid, and its pH value is 6.5～7.0.
C) synthetic glue paste, synthetic glue paste has the interpenetrating polymer networks structure, and its synthesis procedure comprises that host heats up, adds the chainextender insulation reaction, adds the base polyurethane prepolymer for use as polyreaction, adds mineral filler, cooling; Concrete building-up process is: earlier the host that makes is warming up to 45 ℃, add then by 1, the chainextender that 4-butyleneglycol and organotin are formed, its consumption is 0.5% of polyvinyl acetate (PVA), behind the insulation reaction 30min, adds base polyurethane prepolymer for use as, its consumption is 7.5% of polyvinyl acetate (PVA), and be warming up to 65 ℃ and carry out polyreaction, add an amount of kaolin mineral filler behind the polyreaction 4h, be down to room temperature and can make the glue paste with interpenetrating polymer networks structure.
D) detect, the environmental protection glue paste that should be used for insulation tape measures through determination of solid content, viscosimetric analysis, chemical stability mensuration, water resistance test, determining bonding strength, heatproof and pH value is measured, and measurement result shows: the glue paste tack that makes and hold the viscous force height, water tolerance is good, temperature tolerance good, formaldehydeless, no side effect, Environmental Safety.
The present invention has disclosed a kind of environmental protection glue paste for insulation tape and preparation method thereof, the preparation method advanced person of this environmental protection glue paste, the preparation link is efficient, reasonable, the environmental protection glue paste that makes not only possesses stronger adhesive power and water tolerance, and it is nontoxic, pollution-free, have the excellent ratio of performance to price, be easy to promote the use of.
The above; it only is the specific embodiment of the present invention; but protection scope of the present invention is not limited thereto; any those of ordinary skill in the art are in the disclosed technical scope of the present invention; variation or the replacement that can expect without creative work all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claims were limited.
Claims (7)
1. environmental protection glue paste that is used for insulation tape and preparation method thereof, it is characterized in that, the main component of described environmental protection glue paste comprises polyvinyl acetate (PVA), base polyurethane prepolymer for use as, polyvinyl alcohol and Sumstar 190, the preparation method of this environmental protection glue paste comprises the steps: a) apolegamy raw material, b) preparation host, c) synthetic glue paste d) detects.
2. environmental protection glue paste for insulation tape according to claim 1 and preparation method thereof, it is characterized in that, in the described step a), the raw material that the environmental protection glue paste is selected for use comprises: polyvinyl acetate (PVA), polyvinyl alcohol, Sumstar 190, base polyurethane prepolymer for use as, emulsifying agent, initiator, chainextender and water.
3. environmental protection glue paste for insulation tape according to claim 2 and preparation method thereof, it is characterized in that, described emulsifying agent is the compound emulsifying agent that Sodium dodecylbenzene sulfonate and alkylphenol polyoxyethylene are formed, initiator is Potassium Persulphate, chainextender is the recombiner that 1,4-butyleneglycol and organotin are formed.
4. environmental protection glue paste for insulation tape according to claim 2 and preparation method thereof, it is characterized in that, the proportioning of described polyvinyl alcohol and Sumstar 190 is 1.5:1, the consumption of base polyurethane prepolymer for use as is 7.5% of polyvinyl acetate (PVA) consumption, the consumption of emulsifying agent is 3% of polyvinyl acetate (PVA) consumption, and the consumption of initiator and chainextender is 0.5% of polyvinyl acetate (PVA).
5. environmental protection glue paste for insulation tape according to claim 1 and preparation method thereof, it is characterized in that, in the described step b), the host of environmental protection glue paste is the oyster white uniform liquid that polyvinyl alcohol, Sumstar 190 and polyvinyl acetate (PVA) polyreaction form, and its preparation process is: 1) the pre-gelatinization of Sumstar 190; 2) add emulsifying agent, initiator, polyvinyl alcohol and polyvinyl acetate (PVA) and carry out graft copolymerization.
6. environmental protection glue paste for insulation tape according to claim 5 and preparation method thereof is characterized in that the pre-gelatinization point of described Sumstar 190 is 80～85 ℃, and pre-gelatinization time is 30～45min, and the graft copolymerization time is 4h.
7. environmental protection glue paste for insulation tape according to claim 1 and preparation method thereof, it is characterized in that, in the described step c), synthetic glue paste has the interpenetrating polymer networks structure, and its synthesis procedure comprises that host heats up, adds the chainextender insulation reaction, adds the base polyurethane prepolymer for use as polyreaction, adds mineral filler, cooling.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310237770 CN103305156A (en) | 2013-06-17 | 2013-06-17 | Environment-friendly adhesive for insulating rubber tape and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201310237770 CN103305156A (en) | 2013-06-17 | 2013-06-17 | Environment-friendly adhesive for insulating rubber tape and preparation method thereof |
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| CN103305156A true CN103305156A (en) | 2013-09-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106398639A (en) * | 2016-08-09 | 2017-02-15 | 丁玉琴 | A method of preparing a plant-based transparent adhesive tape |
| CN115260938A (en) * | 2022-07-26 | 2022-11-01 | 深圳市润海电子有限公司 | Method for manufacturing environment-friendly two-dimensional code adhesive tape for tracing |
| WO2022227474A1 (en) * | 2021-04-29 | 2022-11-03 | 北新集团建材股份有限公司 | Composite adhesive and use thereof |
-
2013
- 2013-06-17 CN CN 201310237770 patent/CN103305156A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106398639A (en) * | 2016-08-09 | 2017-02-15 | 丁玉琴 | A method of preparing a plant-based transparent adhesive tape |
| WO2022227474A1 (en) * | 2021-04-29 | 2022-11-03 | 北新集团建材股份有限公司 | Composite adhesive and use thereof |
| CN115260938A (en) * | 2022-07-26 | 2022-11-01 | 深圳市润海电子有限公司 | Method for manufacturing environment-friendly two-dimensional code adhesive tape for tracing |
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Application publication date: 20130918 |