CN111100507A - Rubber adhesive tape primer, preparation method and application thereof - Google Patents
Rubber adhesive tape primer, preparation method and application thereof Download PDFInfo
- Publication number
- CN111100507A CN111100507A CN201911365108.XA CN201911365108A CN111100507A CN 111100507 A CN111100507 A CN 111100507A CN 201911365108 A CN201911365108 A CN 201911365108A CN 111100507 A CN111100507 A CN 111100507A
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- China
- Prior art keywords
- rubber
- primer
- latex
- agent
- dropwise adding
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D107/00—Coating compositions based on natural rubber
- C09D107/02—Latex
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D111/00—Coating compositions based on homopolymers or copolymers of chloroprene
- C09D111/02—Latex
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
-
- 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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/50—Adhesives in the form of films or foils characterised by a primer layer between the carrier and the adhesive
-
- 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
- C09J2407/00—Presence of natural rubber
- C09J2407/003—Presence of natural rubber in the primer coating
-
- 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
- C09J2411/00—Presence of chloroprene
- C09J2411/003—Presence of chloroprene in the primer coating
-
- 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
- C09J2475/00—Presence of polyurethane
- C09J2475/003—Presence of polyurethane in the primer coating
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Adhesive Tapes (AREA)
Abstract
The invention provides a rubber tape primer, which comprises the following raw materials in percentage by weight: 25-74% of latex, 25-74% of waterborne polyurethane resin, 0.2-1% of flatting agent and 0.2-1% of wetting agent. The primer for the rubber adhesive tape provided by the invention is used as a primer in the coating process of the rubber pressure-sensitive adhesive, so that the bonding force between the rubber pressure-sensitive adhesive and a base material can be effectively improved, and the temperature resistance of the rubber pressure-sensitive adhesive can be improved.
Description
Technical Field
The invention relates to the field of adhesive tape base coating agents, in particular to a rubber adhesive tape base coating agent, a preparation method and application thereof.
Background
Pressure-sensitive adhesives can be classified into rubber type and resin type according to the main resin component. Rubber types can be divided into natural rubber and synthetic rubber; the resin type also includes mainly acrylic type, silicone type and polyurethane type. The rubber pressure-sensitive adhesive is prepared by adding other auxiliary components such as tackifying resin, viscosity regulator and the like besides the main component of rubber. The rubber type pressure-sensitive adhesive is widely applied to the fields of adhesive tapes, labels and the like, and the evaluation standards of the adhesive property of the rubber type pressure-sensitive adhesive comprise three items of initial adhesiveness, peel strength and permanent adhesiveness. However, most of the existing rubber type pressure sensitive glue has low binding force on a film and paper, the problem of degumming between adhesive tapes is caused by the mutual adhesion, and meanwhile, the temperature resistance and the residual glue resistance of the adhesive tapes are poor. In view of the above, the present invention provides a rubber tape primer that improves the above problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the rubber adhesive tape primer and the preparation method thereof, which can effectively improve the binding force of rubber type glue on films and paper.
The technical scheme adopted by the invention is as follows:
the rubber tape primer comprises the following raw materials in percentage by weight:
further, the preparation raw materials of the primer comprise the following components in percentage by weight:
further, the preparation raw materials of the primer comprise the following components in percentage by weight: 49.5 percent of latex, 49.5 percent of waterborne polyurethane resin, 0.5 percent of flatting agent and 0.5 percent of wetting agent.
Further, the latex is natural rubber latex and/or chloroprene rubber latex.
Further, the leveling agent is polyether modified polydimethylsiloxane.
Further, the wetting agent is a fluorocarbon polymer.
A preparation method of a rubber tape primer comprises the following steps:
step 1: weighing raw materials required for preparing the rubber tape primer;
step 2: adding latex and waterborne polyurethane resin into a reaction kettle, then dropwise adding a leveling agent and a wetting agent while stirring, completing dropwise adding within 10min, and continuing stirring for 30-50min after completing dropwise adding to obtain a reaction solution;
and step 3: and filtering the reaction solution by using a filter screen, and then adjusting the pH value of the reaction solution to 8-9 by using ammonia water to obtain the rubber tape primer.
Further, the filter screen is 200-300 mesh.
Further, the rubber tape primer described above can be used as a primer in the process of coating a tape glue.
The invention has the beneficial effects that:
the primer for the rubber adhesive tape provided by the invention is used as a primer in the coating process of the rubber pressure-sensitive adhesive, so that the bonding force between the rubber pressure-sensitive adhesive and a base material can be effectively improved, and the temperature resistance of the rubber pressure-sensitive adhesive can be improved.
Detailed Description
In order to more fully understand the technical contents of the present invention, the technical solutions of the present invention will be further described and illustrated by the following specific examples.
In the following description, "%" and "part" representing amounts are based on weight unless otherwise specified. Unless otherwise indicated, all numbers expressing feature sizes, amounts, and physical characteristics used in the specification and claims are to be understood as being modified in all instances by the term "about". Accordingly, unless indicated to the contrary, the numerical parameters set forth in the foregoing specification and attached claims are approximations that can be suitably varied by those skilled in the art in seeking to obtain the desired properties utilizing the teachings disclosed herein. The use of numerical ranges by endpoints includes all numbers within that range and any range within that range, for example, 1 to 5 includes 1, 1.2, 1.4, 1.55, 2, 2.75, 3, 3.80, 4, and 5, and the like.
Example 1
Weighing 49.5 parts of natural rubber latex, 49.5 parts of waterborne polyurethane resin, 0.5 part of flatting agent and 0.5 part of wetting agent; adding 49.5 parts of natural rubber latex and 49.5 parts of waterborne polyurethane resin into a reaction kettle with a stirring device, dropwise adding 0.5 part of flatting agent and 0.5 part of wetting agent while stirring, completing dropwise adding within 10min, and continuing stirring for 40min after completing dropwise adding to obtain a reaction solution; and filtering the reaction solution by a 200-mesh filter screen, and adjusting the filtering pH to 8 by using ammonia water to obtain the rubber tape primer.
Example 2
Weighing 49.5 parts of chloroprene rubber latex, 49.5 parts of waterborne polyurethane resin, 0.5 part of flatting agent and 0.5 part of wetting agent; adding 49.5 parts of chloroprene rubber latex and 49.5 parts of waterborne polyurethane resin into a reaction kettle with a stirring device, dropwise adding 0.5 part of flatting agent and 0.5 part of wetting agent while stirring, completing dropwise adding within 10min, and continuing stirring for 40min after completing dropwise adding to obtain a reaction solution; and filtering the reaction solution by a 200-mesh filter screen, and adjusting the filtering pH to 8 by using ammonia water to obtain the rubber tape primer.
Example 3
Weighing 25 parts of natural rubber latex, 74 parts of waterborne polyurethane resin, 0.2 part of flatting agent and 0.8 part of wetting agent; adding 25 parts of natural rubber latex and 74 parts of waterborne polyurethane resin into a reaction kettle with a stirring device, dropwise adding 0.2 part of flatting agent and 0.8 part of wetting agent while stirring, completing dropwise adding within 10min, and continuing stirring for 30min after completing dropwise adding to obtain a reaction solution; and filtering the reaction solution by using a 200-mesh filter screen, and adjusting the filtering pH to 9 by using ammonia water to obtain the rubber tape primer.
Example 4
Weighing 74 parts of natural rubber latex, 25 parts of waterborne polyurethane resin, 0.8 part of flatting agent and 0.2 part of wetting agent; adding 74 parts of natural rubber latex and 25 parts of waterborne polyurethane resin into a reaction kettle with a stirring device, dropwise adding 0.8 part of flatting agent and 0.2 part of wetting agent while stirring, completing dropwise adding within 10min, and continuing stirring for 50min after completing dropwise adding to obtain a reaction solution; and filtering the reaction solution by a 200-mesh filter screen, and adjusting the filtering pH to 8.5 by using ammonia water to obtain the rubber tape primer.
Example 5
Weighing 39 parts of natural rubber latex, 60 parts of waterborne polyurethane resin, 0.5 part of flatting agent and 0.5 part of wetting agent; adding 39 parts of natural rubber latex and 60 parts of waterborne polyurethane resin into a reaction kettle with a stirring device, dropwise adding 0.5 part of flatting agent and 0.5 part of wetting agent while stirring, completing dropwise adding within 10min, and continuing stirring for 40min after completing dropwise adding to obtain a reaction solution; and filtering the reaction solution by a 200-mesh filter screen, and adjusting the filtering pH to 8 by using ammonia water to obtain the rubber tape primer.
Example 6
Weighing 60 parts of natural rubber latex, 39 parts of waterborne polyurethane resin, 0.5 part of flatting agent and 0.5 part of wetting agent; adding 60 parts of natural rubber latex and 39 parts of waterborne polyurethane resin into a reaction kettle with a stirring device, dropwise adding 0.5 part of flatting agent and 0.5 part of wetting agent while stirring, completing dropwise adding within 10min, and continuing stirring for 40min after completing dropwise adding to obtain a reaction solution; and filtering the reaction solution by a 200-mesh filter screen, and adjusting the filtering pH to 8 by using ammonia water to obtain the rubber tape primer.
Example 7
Weighing 45 parts of natural rubber latex, 53 parts of waterborne polyurethane resin, 1 part of flatting agent and 1 part of wetting agent; adding 45 parts of natural rubber latex and 53 parts of waterborne polyurethane resin into a reaction kettle with a stirring device, dropwise adding 1 part of flatting agent and 1 part of wetting agent while stirring, completing dropwise adding within 10min, and continuing stirring for 30min after completing dropwise adding to obtain a reaction solution; and filtering the reaction solution by a 200-mesh filter screen, and adjusting the filtering pH to 8 by using ammonia water to obtain the rubber tape primer.
Example 8
Weighing 55 parts of natural rubber latex, 44 parts of waterborne polyurethane resin, 0.5 part of flatting agent and 0.5 part of wetting agent; adding 55 parts of natural rubber latex and 44 parts of waterborne polyurethane resin into a reaction kettle with a stirring device, dropwise adding 0.5 part of flatting agent and 0.5 part of wetting agent while stirring, completing dropwise adding within 10min, and continuing stirring for 30min after completing dropwise adding to obtain a reaction solution; and filtering the reaction solution by a 200-mesh filter screen, and adjusting the filtering pH to 8 by using ammonia water to obtain the rubber tape primer.
And (3) performance testing:
the rubber adhesive tape primers prepared in examples 1 to 8 were uniformly coated on one side of the textured paper at a coating amount of 20g/m2Drying to form a primer layer; then uniformly coating a layer of commercially available high-temperature-resistant rubber pressure-sensitive adhesive glue on the primer layer, wherein the coating weight is 40g/m2Drying to obtain a sample adhesive tape; meanwhile, the commercial high-temperature-resistant rubber pressure-sensitive adhesive glue is directly coated on the textured paper, and the coating weight is 40g/m2And dried to obtain a comparative adhesive tape.
The prepared sample tapes and comparative example tapes were subjected to performance tests as follows:
and (3) testing the binding force: adhering the gluing surface of the adhesive tape sample and the gluing surface, repeatedly rolling for 3 times by using a roller of 1kg, tearing the adhering surface, and observing whether the adhesive falls off from the base material; if the degumming condition does not exist, the operation is continuously repeated until the degumming condition occurs, and the number of times of double gluing is recorded;
and (3) testing temperature resistance: and (3) attaching the adhesive tape to a steel plate, rolling the adhesive tape for 3 times back and forth by using a 1kg roller, placing the adhesive tape in a 120 ℃ high-temperature oven, placing the adhesive tape for 1 hour, removing the adhesive tape, and observing whether the adhesive tape is remained on the steel plate. The test results are given in the following table:
as can be seen from the above table, the primer for the rubber adhesive tape provided by the invention can effectively improve the binding force between the rubber pressure-sensitive adhesive and the base material and improve the temperature resistance of the rubber pressure-sensitive adhesive.
It will be clear to a person skilled in the art that the present invention is not limited to the details of the exemplary embodiments presented above, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
3. the rubber tape primer coating agent according to claim 2, wherein the primer coating agent is prepared from the following raw materials in percentage by weight: 49.5 percent of latex, 49.5 percent of waterborne polyurethane resin, 0.5 percent of flatting agent and 0.5 percent of wetting agent.
4. The rubber tape primer according to any one of claims 1 to 3, wherein the latex is a natural rubber latex and/or a chloroprene rubber latex.
5. The rubber tape primer according to any one of claims 1 to 3, wherein the leveling agent is polyether-modified polydimethylsiloxane.
6. The rubber tape primer according to any one of claims 1 to 3, wherein the wetting agent is a fluorocarbon polymer.
7. The preparation method of the rubber adhesive tape primer is characterized by comprising the following steps of:
step 1: weighing raw materials required for preparing the rubber tape primer;
step 2: adding latex and waterborne polyurethane resin into a reaction kettle, then dropwise adding a leveling agent and a wetting agent while stirring, completing dropwise adding within 10min, and continuing stirring for 30-50min after completing dropwise adding to obtain a reaction solution;
and step 3: and filtering the reaction solution by using a filter screen, and then adjusting the pH value of the reaction solution to 8-9 by using ammonia water to obtain the rubber tape primer.
8. The preparation method of the rubber tape primer according to claim 5, wherein the filter screen is a 200-300 mesh filter screen.
9. Use of the rubber tape primer according to any one of claims 1 to 8 in an adhesive tape.
Priority Applications (1)
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CN201911365108.XA CN111100507A (en) | 2019-12-26 | 2019-12-26 | Rubber adhesive tape primer, preparation method and application thereof |
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CN201911365108.XA CN111100507A (en) | 2019-12-26 | 2019-12-26 | Rubber adhesive tape primer, preparation method and application thereof |
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CN111100507A true CN111100507A (en) | 2020-05-05 |
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CN201911365108.XA Pending CN111100507A (en) | 2019-12-26 | 2019-12-26 | Rubber adhesive tape primer, preparation method and application thereof |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112680132A (en) * | 2020-12-14 | 2021-04-20 | 江苏晶华新材料科技有限公司 | PVC adhesive tape and preparation process thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202063868U (en) * | 2011-05-24 | 2011-12-07 | 永一胶粘(中山)有限公司 | Reticulated adhesive tape for protecting surfaces of aluminum alloy doors and windows |
CN103146324A (en) * | 2013-03-22 | 2013-06-12 | 西北工业大学 | Conductive pressure-sensitive adhesive for splicing stainless steel and aluminum alloy as well as preparation and using methods thereof |
CN103571369A (en) * | 2012-08-01 | 2014-02-12 | 上海杰事杰新材料(集团)股份有限公司 | Pressure sensitive adhesive tape for high-temperature resistant masking and preparation method thereof |
CN108753049A (en) * | 2018-06-25 | 2018-11-06 | 无锡万博涂料化工有限公司 | A kind of aqueous rubber coating and preparation method thereof |
-
2019
- 2019-12-26 CN CN201911365108.XA patent/CN111100507A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202063868U (en) * | 2011-05-24 | 2011-12-07 | 永一胶粘(中山)有限公司 | Reticulated adhesive tape for protecting surfaces of aluminum alloy doors and windows |
CN103571369A (en) * | 2012-08-01 | 2014-02-12 | 上海杰事杰新材料(集团)股份有限公司 | Pressure sensitive adhesive tape for high-temperature resistant masking and preparation method thereof |
CN103146324A (en) * | 2013-03-22 | 2013-06-12 | 西北工业大学 | Conductive pressure-sensitive adhesive for splicing stainless steel and aluminum alloy as well as preparation and using methods thereof |
CN108753049A (en) * | 2018-06-25 | 2018-11-06 | 无锡万博涂料化工有限公司 | A kind of aqueous rubber coating and preparation method thereof |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112680132A (en) * | 2020-12-14 | 2021-04-20 | 江苏晶华新材料科技有限公司 | PVC adhesive tape and preparation process thereof |
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Application publication date: 20200505 |
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