CN111073532A - Anti-corrosion wrapping belt - Google Patents
Anti-corrosion wrapping belt Download PDFInfo
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- CN111073532A CN111073532A CN201911227006.1A CN201911227006A CN111073532A CN 111073532 A CN111073532 A CN 111073532A CN 201911227006 A CN201911227006 A CN 201911227006A CN 111073532 A CN111073532 A CN 111073532A
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- wraparound
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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
- 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
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/21—Paper; Textile fabrics
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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
- 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
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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
- 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
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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
- 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
- C09J11/08—Macromolecular additives
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J183/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Adhesives based on derivatives of such polymers
- C09J183/04—Polysiloxanes
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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
- 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
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- 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
- C08K3/16—Halogen-containing compounds
- C08K2003/164—Aluminum halide, e.g. aluminium chloride
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- 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
- C08K3/2279—Oxides; Hydroxides of metals of antimony
- C08K2003/2282—Antimonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2312/00—Crosslinking
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- 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
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/302—Applications of adhesives in processes or use of adhesives in the form of films or foils for bundling cables
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/124—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present on both sides of the carrier, e.g. double-sided adhesive tape
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/40—Additional features of adhesives in the form of films or foils characterized by the presence of essential components
- C09J2301/408—Additional features of adhesives in the form of films or foils characterized by the presence of essential components additives as essential feature of the adhesive layer
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/20—Presence of organic materials
- C09J2400/26—Presence of textile or fabric
- C09J2400/263—Presence of textile or fabric in the substrate
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2483/00—Presence of polysiloxane
Abstract
The invention discloses an anti-corrosion wrapping tape which comprises a latticed fabric layer and covering adhesive layers arranged on two surfaces of the latticed fabric layer, wherein the covering adhesive layers comprise the following components in parts by weight: 55-60 parts of methyl phenyl vinyl silicone rubber; 4-8 parts of an activating agent; 1-3 parts of microcrystalline wax; 2-5 parts of an accelerator; 0.5-3 parts of an anti-aging agent; 25-30 parts of a reinforcing agent; 2-5 parts of a vulcanizing agent; 0.5-1 part of plasticizer; 0.5-1 part of 3- (caprylylthio) propyltriethoxysilane; 2-4 parts of strontium chromate. The anti-corrosion wrapping tape comprises the latticed fabric layer and the covering adhesive layers arranged on two sides of the latticed fabric layer, the components of the covering adhesive layers are reasonably proportioned, the advantages of the components are exerted, and the mechanical strength, the corrosion resistance, the high temperature resistance, the weather resistance and the ageing resistance of the wrapping tape can be effectively improved after the components are combined.
Description
Technical Field
The invention relates to the technical field of cable winding and packaging, in particular to an anti-corrosion winding and packaging belt.
Background
The cable, one of the most important stressed members of a suspension bridge, known as the "lifeline", is exposed to the atmospheric environment for a long time and is subject to erosion by various adverse environmental factors. And the cable is an irreplaceable component, so the service life of the cable directly influences the service life of the suspension bridge. Most of suspension bridge cables are protected from corrosion by winding a flexible wrapping tape around the cable and then bonding the flexible wrapping tape to the cable by heating and pressing. The existing flexible wrapping belt has the defect of poor corrosion resistance.
Disclosure of Invention
Aiming at the defects, the invention aims to provide the anti-corrosion wrapping belt which has the advantages of corrosion resistance and ageing resistance.
The technical scheme of the invention is summarized as follows:
the anti-corrosion wrapping tape comprises a latticed fabric layer and covering adhesive layers arranged on two sides of the latticed fabric layer, wherein the covering adhesive layers comprise the following components in parts by weight:
preferably, the anti-corrosion wrapping tape comprises 32-36 wt% of barium oxide, 18-24 wt% of sodium hydrosulfide and 40-44 wt% of sodium sulfide.
Preferably, the anti-corrosion wrapping tape comprises 42-46 wt% of aluminum triacetylacetonate and 54-58 wt% of N, N' -carbonyldiimidazole.
Preferably, the anti-corrosion wrapping tape comprises 20-26 wt% of N-phenyl- β -naphthylamine, 10-15 wt% of N-N' -diphenyl-p-phenylenediamine, 40-45 wt% of butylated hydroxytoluene and 18-22 wt% of 2, 5-dimercapto-1, 3, 4-thiadiazole.
Preferably, the anti-corrosion wrapping tape is characterized in that the reinforcing agent is one or more of silicon dioxide, carbon black and carbon fiber.
Preferably, the anti-corrosion wrapping tape is prepared by using N, N' -p-phenylene bismaleimide as a vulcanizing agent.
Preferably, the anti-corrosion wrapping tape is characterized in that the plasticizer is one or more of di-n-octyl phthalate, dipentaerythritol ester and acetyl citrate.
Preferably, the anti-corrosion wrapping tape further comprises 2-5 parts of phosphazene fluororubber.
Preferably, the anti-corrosion wrapping tape further comprises 2-5 parts of boron oxide, 0.5-1 part of aluminum fluoride and 1-3 parts of cerium pyroantimonate.
Preferably, the anti-corrosion wrapping tape, wherein the weight average molecular weight of the methyl phenyl vinyl silicone rubber is 30 to 40 ten thousand, and the mooney viscosity is 40 to 50.
The invention has the beneficial effects that:
(1) the anti-corrosion wrapping tape comprises the latticed fabric layer and the covering adhesive layers arranged on two sides of the latticed fabric layer, the components of the covering adhesive layers are reasonably proportioned, the advantages of the components are exerted, and the mechanical strength, the corrosion resistance, the high temperature resistance, the weather resistance and the ageing resistance of the wrapping tape can be effectively improved after the components are combined.
(2) The anti-corrosion wrapping tape takes methyl phenyl vinyl silicone rubber as a main body; 3- (caprylylthio) propyltriethoxysilane undergoes hydrolysis and condensation reactions to form a firm polysiloxane thin layer on the surface of the reinforcing filler, polysulfide atomic groups with vulcanization activity on the thin layer are polymer-specific, the polysulfide atomic groups react with the polymer to form chemical connection between the polysiloxane thin layer and a polymer network, and the polysulfide atomic groups are crosslinked with the polymer on a critical layer to improve the reinforcing effect; the strontium chromate has good light resistance, high-temperature stability, acid resistance, alkali resistance and good antirust performance; the weather resistance, the high temperature resistance, the corrosion resistance and the ageing resistance of the wrapping tape are improved by adding boron oxide, aluminum fluoride and cerium pyroantimonate.
Drawings
Fig. 1 is a schematic view of the construction of the anti-corrosive wrapping tape of the present invention.
Detailed Description
The present invention is further described in detail below with reference to examples so that those skilled in the art can practice the invention with reference to the description.
Referring to fig. 1, the invention provides an anti-corrosion wrapping tape, wherein the anti-corrosion wrapping tape comprises a latticed fabric layer 1 and covering glue layers 2 arranged on two sides of the latticed fabric layer, and the covering glue layers comprise the following components in parts by weight:
the latticed fabric layer is a polyester fabric reinforcing layer, and has the advantages of high breaking strength and elastic modulus, moderate resilience, excellent heat setting effect, good heat resistance and light resistance and excellent corrosion resistance; the methyl phenyl vinyl silicone rubber has good high and low temperature resistance, ablation resistance and radiation resistance; 3- (caprylylthio) propyltriethoxysilane undergoes hydrolysis and condensation reactions to form a firm polysiloxane thin layer on the surface of the reinforcing filler, polysulfide atomic groups with vulcanization activity on the thin layer are polymer-specific, the polysulfide atomic groups react with the polymer to form chemical connection between the polysiloxane thin layer and a polymer network, and the polysulfide atomic groups are crosslinked with the polymer on a critical layer to improve the reinforcing effect; the strontium chromate has good light resistance, high-temperature stability, acid resistance, alkali resistance and good antirust performance。
As another embodiment of the present invention, the activator comprises 32-36 wt% of barium oxide, 18-24 wt% of sodium hydrosulfide and 40-44 wt% of sodium sulfide. The activator is a substance capable of increasing the activity of the vulcanization accelerator, thereby reducing the amount of the vulcanization accelerator used or shortening the vulcanization time. The addition of the activator can obviously improve the vulcanization degree and heat resistance of the rubber, and the preferable activator in the scheme is the synergistic effect of barium oxide, sodium hydrosulfide and sodium sulfide.
As another embodiment of the present invention, the promoter comprises 42-46 wt% of aluminum triacetylacetonate and 54-58 wt% of N, N' -carbonyldiimidazole. The vulcanization accelerator can be various substances which can shorten the vulcanization time, reduce the vulcanization temperature, reduce the consumption of the vulcanizing agent and improve the physical and mechanical properties of the rubber, and the preferable accelerators in the scheme are aluminum triacetylacetonate and N, N' -carbonyldiimidazole.
As another embodiment of the present invention, the anti-aging agent is 20 to 26 wt% of N-phenyl- β -naphthylamine, 10 to 15 wt% of N-N '-diphenyl-p-phenylenediamine, 40 to 45 wt% of dibutylhydroxytoluene, and 18 to 22 wt% of 2, 5-dimercapto-1, 3, 4-thiadiazole, the anti-aging agent can delay the aging substance of the high molecular compound, inhibit oxidation, and prolong the service life of the wrapping tape, and the preferred anti-aging agent in the present invention is N-phenyl- β -naphthylamine, N-N' -diphenyl-p-phenylenediamine, dibutylhydroxytoluene, and 2, 5-dimercapto-1, 3, 4-thiadiazole.
As another embodiment of the present disclosure, the reinforcing agent is one or more of silica, carbon black, and carbon fiber. The reinforcing agent can improve the strength and the processing performance of the rubber compound and the dynamic mechanical performance of the obtained vulcanized rubber, and the preferable reinforcing agent is silicon dioxide, carbon black and carbon fiber.
In another embodiment of the present disclosure, the vulcanizing agent is N, N' -p-phenylene bismaleimide.
As another embodiment of the present disclosure, the plasticizer is one or more of di-n-octyl phthalate, dipentaerythritol ester, and acetyl citrate. The plasticizer mainly has the effects of weakening the secondary valence bonds among resin molecules, increasing the mobility of the molecular bonds of the resin, reducing the crystallinity of the resin molecules, increasing the plasticity of the resin molecules and enhancing the flexibility of the resin molecules.
As another embodiment of the present disclosure, the composition further includes 2 to 5 parts of phosphazene fluororubber. The heat resistance, oxidation resistance, oil resistance, corrosion resistance and atmospheric aging resistance of the rubber are improved by adding the phosphazene fluororubber.
As another embodiment of the scheme, the material further comprises 2-5 parts of boron oxide, 0.5-1 part of aluminum fluoride and 1-3 parts of cerium pyroantimonate. In order to obtain a wrapping tape material with higher weather resistance, high temperature resistance, corrosion resistance and aging resistance, the scheme introduces nanometer-level boron oxide, aluminum fluoride and cerium pyroantimonate which have the functions of synergistic weather resistance, high temperature resistance, corrosion resistance and aging resistance, wherein the boron oxide has outstanding corrosion resistance and weather resistance, the aluminum fluoride has excellent aging resistance and corrosion resistance, and the cerium pyroantimonate has good high temperature resistance and weather resistance, excellent ultraviolet-proof and aging-proof functions and corrosion resistance; the three nano additives act synergistically with each other as an organic whole, and the respective contents thereof are limited, and below the above weight parts, the corresponding functional effects are reduced, and above the above weight parts, the aggregation among particles is caused, and the sedimentation is initiated, and at the same time, the toughness of the wrapping tape is increased, and the flexibility of the wrapping tape is reduced.
As another embodiment of the present disclosure, the weight average molecular weight of the methyl phenyl vinyl silicone rubber is 30 to 40 ten thousand, and the Mooney viscosity is 40 to 50.
Specific examples and comparative examples are listed below:
example 1:
the utility model provides an anticorrosive band of twining, wherein, anticorrosive band of twining includes latticed fabric layer and the cover glue film of locating latticed fabric layer both sides, and according to parts by weight, the cover glue film includes following component:
the activating agent comprises 32 wt% of barium oxide, 24 wt% of sodium hydrosulfide and 44 wt% of sodium sulfide, the accelerator comprises 42 wt% of aluminum triacetylacete and 58 wt% of N, N ' -carbonyldiimidazole, the anti-aging agent comprises 20 wt% of N-phenyl- β -naphthylamine, 13 wt% of N-N ' -diphenyl-p-phenylenediamine, 45 wt% of dibutyl hydroxy toluene and 22 wt% of 2, 5-dimercapto-1, 3, 4-thiadiazole, the reinforcing agent is silicon dioxide, the vulcanizing agent is N, N ' -p-phenylene bismaleimide, the plasticizer is di-N-octyl phthalate, the weight average molecular weight of the methyl phenyl vinyl silicone rubber is 30 ten thousand, and the Mooney viscosity is 40.
Example 2:
the utility model provides an anticorrosive band of twining, anticorrosive band of twining includes latticed fabric layer and the cover glue film of locating latticed fabric layer both sides, and according to parts by weight, the cover glue film includes following component:
the activating agent comprises 34 wt% of barium oxide, 23 wt% of sodium hydrosulfide and 43 wt% of sodium sulfide, the accelerator comprises 45 wt% of aluminum triacetylacete and 55 wt% of N, N ' -carbonyldiimidazole, the anti-aging agent comprises 25 wt% of N-phenyl- β -naphthylamine, 12 wt% of N-N ' -diphenyl-p-phenylenediamine, 43 wt% of dibutyl hydroxy toluene and 20 wt% of 2, 5-dimercapto-1, 3, 4-thiadiazole, the reinforcing agent is carbon black, the vulcanizing agent is N, N ' -p-phenylene bismaleimide, the plasticizer is dipentaerythritol ester, the weight average molecular weight of the methyl phenyl vinyl silicone rubber is 32 ten thousand, and the Mooney viscosity is 45.
Example 3:
the utility model provides an anticorrosive band of twining, anticorrosive band of twining includes latticed fabric layer and the cover glue film of locating latticed fabric layer both sides, and according to parts by weight, the cover glue film includes following component:
the activating agent comprises 36 wt% of barium oxide, 24 wt% of sodium hydrosulfide and 40 wt% of sodium sulfide, the accelerator comprises 46 wt% of aluminum triacetylacete and 54 wt% of N, N ' -carbonyldiimidazole, the anti-aging agent comprises 26 wt% of N-phenyl- β -naphthylamine, 15 wt% of N-N ' -diphenyl-p-phenylenediamine, 40 wt% of dibutyl hydroxy toluene and 19 wt% of 2, 5-dimercapto-1, 3, 4-thiadiazole, the reinforcing agent is carbon fiber, the vulcanizing agent is N, N ' -p-phenylene bismaleimide, the plasticizer is acetyl citrate, the weight-average molecular weight of methyl phenyl vinyl silicone rubber is 40 ten thousand, and the Mooney viscosity is 50.
Comparative example 1:
the utility model provides an anticorrosive band of twining, wherein, anticorrosive band of twining includes latticed fabric layer and the cover glue film of locating latticed fabric layer both sides, and according to parts by weight, the cover glue film includes following component:
the activating agent comprises 76 wt% of barium oxide and 24 wt% of sodium hydrosulfide, the promoter comprises 42 wt% of aluminum triacetylacete and 58 wt% of N, N ' -carbonyldiimidazole, the anti-aging agent comprises 20 wt% of N-phenyl- β -naphthylamine, 13 wt% of N-N ' -diphenyl-p-phenylenediamine, 45 wt% of dibutyl hydroxy toluene and 22 wt% of 2, 5-dimercapto-1, 3, 4-thiadiazole, the reinforcing agent is silicon dioxide, the vulcanizing agent is N, N ' -p-phenylene bismaleimide, the plasticizer is di-N-octyl phthalate, the weight-average molecular weight of the methyl phenyl vinyl silicone rubber is 30 ten thousand, and the Mooney viscosity is 40.
Comparative example 2:
the utility model provides an anticorrosive band of twining, wherein, anticorrosive band of twining includes latticed fabric layer and the cover glue film of locating latticed fabric layer both sides, and according to parts by weight, the cover glue film includes following component:
the activating agent comprises 32 wt% of barium oxide, 24 wt% of sodium hydrosulfide and 44 wt% of sodium sulfide, the accelerator is aluminum triacetylacet, the anti-aging agent comprises 20 wt% of N-phenyl- β -naphthylamine, 13 wt% of N-N '-diphenyl-p-phenylenediamine, 45 wt% of dibutyl hydroxy toluene and 22 wt% of 2, 5-dimercapto-1, 3, 4-thiadiazole, the reinforcing agent is silicon dioxide, the vulcanizing agent is N, N' -p-phenylene bismaleimide, the plasticizer is di-N-octyl phthalate, the weight average molecular weight of the methyl phenyl vinyl silicone rubber is 30 ten thousand, and the Mooney viscosity is 40.
Comparative example 3:
the utility model provides an anticorrosive band of twining, anticorrosive band of twining includes latticed fabric layer and the cover glue film of locating latticed fabric layer both sides, and according to parts by weight, the cover glue film includes following component:
the activating agent comprises 34 wt% of barium oxide, 23 wt% of sodium hydrosulfide and 43 wt% of sodium sulfide, the accelerator comprises 45 wt% of aluminum triacetylacete and 55 wt% of N, N ' -carbonyldiimidazole, the anti-aging agent comprises 45 wt% of N-phenyl- β -naphthylamine, 12 wt% of N-N ' -diphenyl-p-phenylenediamine and 43 wt% of dibutyl hydroxy toluene, the reinforcing agent is carbon black, the vulcanizing agent is N, N ' -p-phenylene bismaleimide, the plasticizer is dipentaerythritol ester, the weight average molecular weight of the methyl phenyl vinyl silicone rubber is 32 ten thousand, and the Mooney viscosity is 45.
Comparative example 4:
the utility model provides an anticorrosive band of twining, anticorrosive band of twining includes latticed fabric layer and the cover glue film of locating latticed fabric layer both sides, and according to parts by weight, the cover glue film includes following component:
the activating agent comprises 34 wt% of barium oxide, 23 wt% of sodium hydrosulfide and 43 wt% of sodium sulfide, the accelerator comprises 45 wt% of aluminum triacetylacete and 55 wt% of N, N ' -carbonyldiimidazole, the anti-aging agent comprises 25 wt% of N-phenyl- β -naphthylamine, 12 wt% of N-N ' -diphenyl-p-phenylenediamine, 43 wt% of dibutyl hydroxy toluene and 20 wt% of 2, 5-dimercapto-1, 3, 4-thiadiazole, the reinforcing agent is carbon black, the vulcanizing agent is N, N ' -p-phenylene bismaleimide, the plasticizer is dipentaerythritol ester, the weight average molecular weight of the methyl phenyl vinyl silicone rubber is 32 ten thousand, and the Mooney viscosity is 45.
Comparative example 5:
the utility model provides an anticorrosive band of twining, anticorrosive band of twining includes latticed fabric layer and the cover glue film of locating latticed fabric layer both sides, and according to parts by weight, the cover glue film includes following component:
the activating agent comprises 36 wt% of barium oxide, 24 wt% of sodium hydrosulfide and 40 wt% of sodium sulfide, the accelerator comprises 46 wt% of aluminum triacetylacete and 54 wt% of N, N ' -carbonyldiimidazole, the anti-aging agent comprises 26 wt% of N-phenyl- β -naphthylamine, 15 wt% of N-N ' -diphenyl-p-phenylenediamine, 40 wt% of dibutyl hydroxy toluene and 19 wt% of 2, 5-dimercapto-1, 3, 4-thiadiazole, the reinforcing agent is carbon fiber, the vulcanizing agent is N, N ' -p-phenylene bismaleimide, the plasticizer is acetyl citrate, the weight-average molecular weight of methyl phenyl vinyl silicone rubber is 40 ten thousand, and the Mooney viscosity is 50.
Comparative example 6:
the utility model provides an anticorrosive band of twining, anticorrosive band of twining includes latticed fabric layer and the cover glue film of locating latticed fabric layer both sides, and according to parts by weight, the cover glue film includes following component:
the activating agent comprises 36 wt% of barium oxide, 24 wt% of sodium hydrosulfide and 40 wt% of sodium sulfide, the accelerator comprises 46 wt% of aluminum triacetylacete and 54 wt% of N, N ' -carbonyldiimidazole, the anti-aging agent comprises 26 wt% of N-phenyl- β -naphthylamine, 15 wt% of N-N ' -diphenyl-p-phenylenediamine, 40 wt% of dibutyl hydroxy toluene and 19 wt% of 2, 5-dimercapto-1, 3, 4-thiadiazole, the reinforcing agent is carbon fiber, the vulcanizing agent is N, N ' -p-phenylene bismaleimide, the plasticizer is acetyl citrate, the weight-average molecular weight of methyl phenyl vinyl silicone rubber is 40 ten thousand, and the Mooney viscosity is 50.
The results of the performance tests of the examples and comparative examples are set forth below:
as can be seen from the data of examples 1-3 and comparative examples 1-6, the wrapping tape of the present invention has excellent anti-aging, heat-resistant and anti-corrosion properties.
While embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application of the invention, and further modifications may readily be effected by those skilled in the art, so that the invention is not limited to the specific details without departing from the general concept defined by the claims and the scope of equivalents.
Claims (10)
1. The anti-corrosion wrapping belt is characterized by comprising a latticed fabric layer and covering adhesive layers arranged on two sides of the latticed fabric layer, wherein the covering adhesive layers comprise the following components in parts by weight:
2. the anti-corrosion wraparound tape of claim 1, wherein the activator comprises 32-36 wt% barium oxide, 18-24 wt% sodium hydrosulfide, and 40-44 wt% sodium sulfide.
3. The anti-corrosion wraparound tape of claim 1, wherein the accelerator comprises 42 to 46 wt% aluminum triacetylacetone and 54 to 58 wt% N, N' -carbonyldiimidazole.
4. The anti-corrosion wraparound tape according to claim 1, wherein the anti-aging agent comprises 20-26 wt% of N-phenyl- β -naphthylamine, 10-15 wt% of N-N' -diphenyl-p-phenylenediamine, 40-45 wt% of dibutyl hydroxy toluene and 18-22 wt% of 2, 5-dimercapto-1, 3, 4-thiadiazole.
5. The anti-corrosion wraparound tape of claim 1, wherein the reinforcing agent is one or more of silica, carbon black, and carbon fiber.
6. The anti-corrosion wrapping tape of claim 1, wherein the vulcanizing agent is N, N' -p-phenylene bismaleimide.
7. The anti-corrosion wraparound tape of claim 1, wherein the plasticizer is one or more of di-n-octyl phthalate, dipentaerythritol, acetyl citrate.
8. The anti-corrosion wraparound tape of claim 1, further comprising 2 to 5 parts of phosphazene fluoroelastomer.
9. The anti-corrosion wraparound tape of claim 1, further comprising 2 to 5 parts of boron oxide, 0.5 to 1 part of aluminum fluoride, and 1 to 3 parts of cerium pyroantimonate.
10. The anti-corrosion wrapping tape of claim 1, wherein the methyl phenyl vinyl silicone rubber has a weight average molecular weight of 30 to 40 ten thousand and a mooney viscosity of 40 to 50.
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| CN201911227006.1A CN111073532A (en) | 2019-12-04 | 2019-12-04 | Anti-corrosion wrapping belt |
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| CN201911227006.1A CN111073532A (en) | 2019-12-04 | 2019-12-04 | Anti-corrosion wrapping belt |
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