CN110682638A - Formula of DMD (DMD) insulating paper - Google Patents
Formula of DMD (DMD) insulating paper Download PDFInfo
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- CN110682638A CN110682638A CN201810722832.2A CN201810722832A CN110682638A CN 110682638 A CN110682638 A CN 110682638A CN 201810722832 A CN201810722832 A CN 201810722832A CN 110682638 A CN110682638 A CN 110682638A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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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
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
- B32B2250/244—All polymers belonging to those covered by group B32B27/36
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/206—Insulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/54—Yield strength; Tensile strength
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/554—Wear resistance
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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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Laminated Bodies (AREA)
- Organic Insulating Materials (AREA)
Abstract
The invention discloses a formula of DMD insulating paper, which is produced by adding nano Al into an adhesive2O3Nano Al2O3Uniformly dispersed on polyester non-woven fabric and adhesive, the average grain diameter is 40nm, and the nano-particles have good tensile property, and have large specific surface area and surface active atomsThe nano particles are filled into the polymer, which is an effective means for improving the mechanical property of the polymer nano composite material, and the nano Al in the adhesive has the characteristics of strong interaction with the polymer and the like2O3The addition of the composite material greatly improves the anti-friction performance of the material, reduces the friction heat of a sliding contact area, and enhances the thermal stability of the DMD insulating paper, so that the DMD insulating paper is more suitable for preparing a wear-resistant ring of a hydraulic oil cylinder.
Description
Technical Field
The invention relates to the technical field of insulating paper, in particular to a formula of DMD insulating paper.
Background
The DMD insulating paper is a three-layer insulating material compounded by sandwiching an insulating polyester film between two layers of polyester non-woven fabrics, and the appearance of the DMD insulating paper product is smooth in appearance and is free of bubbles and creases. The slot insulation and the liner insulation are suitable for the motor.
However, DMD insulating paper has certain drawbacks such as lower friction resistance, heat dissipation, and thermal diffusion properties compared to metal. The frictional heat in the sliding contact area cannot be well dissipated, and the poor thermal stability of the DMD insulation paper makes it easy to lose mechanical strength at high surface temperatures. These disadvantages limit the use of DMD insulation paper in the wear ring of hydraulic rams.
Disclosure of Invention
The invention aims to provide a steel formwork installation detection device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the formula of the DMD insulating paper comprises the DMD insulating paper consisting of polyester non-woven fabric, polyester film and adhesive, wherein the adhesive comprises 100 parts of first main material, 50 parts of second main material and 9-15 parts of auxiliary material, and the auxiliary material is nano Al2O3；
The first main material comprises 30-45% of acrylate, 20-30% of toughening agent, 0.1-5% of coupling agent and 1-7% of auxiliary accelerator of KH550 by volume, and the balance of the first main material is solvent;
the second main material comprises 25-35% of epoxy resin, 20-30% of plasticizer and 9-15% of oxidant by volume, and the rest of the components in the second main material are solvents.
Preferably, the DMD insulating paper comprises polyester non-woven fabric, polyester film and adhesive, wherein the adhesive comprises 100 parts of first main material, 50 parts of second main material and 9 parts of auxiliary material, and the auxiliary material is nano Al2O3；
The first main material comprises 37% of acrylate, 30% of toughening agent, 5% of coupling agent and 6% of auxiliary accelerator by volume, and the balance in the first main material is a solvent;
the second main material comprises 35% of epoxy resin, 30% of plasticizer and 10% of oxidant by volume, and the rest of the components in the second main material are solvents.
Preferably, it comprises polyester nonwoven fabric and polyDMD insulating paper consisting of ester film and adhesive, wherein the adhesive comprises 100 parts of first main material, 50 parts of second main material and 15 parts of auxiliary material, and the auxiliary material is nano Al2O3；
The first main material comprises 37% of acrylate, 30% of toughening agent, 5% of coupling agent and 2% of auxiliary accelerator by volume, and the balance in the first main material is a solvent;
the second main material comprises 35% of epoxy resin, 30% of plasticizer and 10% of oxidant by volume, and the rest of the components in the second main material are solvents.
Preferably, nano Al2O3Has an average particle size of 40 nm.
Preferably, the acrylate in the first main material is butyl methacrylate, the toughening agent is polyamide resin, the coupling agent is KH550, the auxiliary accelerator is triphenylphosphine, and the solvent is ethyl acetate.
Preferably, the plasticizer in the second main material is dibutyl phthalate, the oxidant is potassium permanganate, and the solvent is ethyl acetate.
Compared with the prior art, the invention has the beneficial effects that: the invention designs a formula of DMD insulating paper, wherein nano Al is added into an adhesive for producing the DMD insulating paper2O3Nano Al2O3The nano particles are uniformly dispersed on polyester non-woven fabrics and adhesives, the average particle size of the nano particles is 40nm, the nano particles have better tensile property, and the nano particles have the characteristics of large specific surface area, more surface active atoms, strong interaction with polymers and the like, so that the nano particles are filled into the polymers, and the nano particles are an effective means for improving the mechanical property of polymer nano composite materials.
Nano Al in adhesive2O3The addition of the composite material greatly improves the anti-friction performance of the material, reduces the friction heat of a sliding contact area, and enhances the thermal stability of the DMD insulating paper, so that the DMD insulating paper is more suitable for preparing a wear-resistant ring of a hydraulic oil cylinder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described below clearly and completely in connection with the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides the following embodiments: the formula of the DMD insulating paper comprises the DMD insulating paper consisting of polyester non-woven fabric, polyester film and adhesive, wherein the adhesive comprises 100 parts of first main material, 50 parts of second main material and 9-15 parts of auxiliary material, and the auxiliary material is nano Al2O3；
The first main material comprises 30-45% of acrylate, 20-30% of toughening agent, 0.1-5% of coupling agent and 1-7% of auxiliary accelerator of KH550 by volume, and the balance of the first main material is solvent;
the second main material comprises 25-35% of epoxy resin, 20-30% of plasticizer and 9-15% of oxidant by volume, and the rest of the components in the second main material are solvents.
Specifically, nano Al2O3Has an average particle diameter of 40nm and is made of nano Al2O3The larger or smaller particle size of (a) affects the friction resistance and tensile properties of the present invention.
Specifically, the acrylate in the first main material is butyl methacrylate, the toughening agent is polyamide resin, the coupling agent is KH550, the auxiliary accelerator is triphenylphosphine, and the solvent is ethyl acetate.
Specifically, the plasticizer in the second main material is dibutyl phthalate, the oxidant is potassium permanganate, and the solvent is ethyl acetate.
The preparation method of the invention has the advantages of simple process,
s1, proportionally placing butyl methacrylate, polyamide resin, KH550, triphenylphosphine and ethyl acetate into a reaction kettle, and stirring at 25 ℃ for 3.5 hours to completely mix and dissolve the butyl methacrylate, the polyamide resin, the KH550, the triphenylphosphine and the ethyl acetate to obtain a first main material.
And (3) putting the epoxy resin, the dibutyl phthalate, the potassium permanganate and the ethyl acetate into a reaction kettle according to a ratio, and stirring for 2.5 hours at 25 ℃ to completely mix and dissolve the epoxy resin, the dibutyl phthalate, the potassium permanganate and the ethyl acetate to obtain a second main material.
S2: uniformly mixing 100 parts of first main material and 50 parts of second main material to obtain a mixed solvent, and adding 9-15 parts of nano Al into the mixed solvent again2O3Stirring evenly to obtain the adhesive.
S3, uniformly coating the adhesive on the polyester non-woven fabric by using a brush, extruding the surface of the polyester non-woven fabric by using the brush for at least 5 times to ensure that the adhesive permeates into the polyester non-woven fabric, covering the polyester film on the surface of the polyester non-woven fabric coated with the adhesive, and extruding the surface of the polyester film by using the brush for at least 5 times to avoid the polyester film from wrinkling.
And S4, uniformly coating the adhesive on the other polyester non-woven fabric by using a brush, extruding the surface of the polyester non-woven fabric by using the brush for at least 5 times to ensure that the adhesive is soaked in the polyester non-woven fabric, covering the polyester non-woven fabric on the surface, without the polyester non-woven fabric, of the polyester film in the third step, and extruding the surface of the polyester non-woven fabric by using the brush for at least 5 times to avoid the DMD insulating paper from wrinkling.
The working principle of the first embodiment is as follows: the DMD insulating paper produced by the formula is added with nano Al in the adhesive2O3Nano Al2O3The nano Al-based adhesive is uniformly dispersed on polyester non-woven fabrics and adhesives, has the average particle size of 40nm, has better tensile property, is an effective means for improving the mechanical property of polymer nano composite materials by filling the nano particles into the polymers due to the characteristics of large specific surface area, more surface active atoms, strong interaction with the polymers and the like, and the nano Al in the adhesives2O3The addition of the adhesive greatly improves the anti-friction performance of the material, the friction heat of a sliding contact area is reduced, the thermal stability of the DMD insulating paper is enhanced, the first main material and the second main material are main components of the adhesive, and the adhesive has the unique comprehensive performance advantages of oil resistance, wear resistance, low temperature resistance, no cracking, difficulty in falling off from the surface of the base material, high strength, high elasticity, excellent bonding performance, moderate price and the like, so that the DMD insulating paper is more suitable for preparing a wear-resisting ring of a hydraulic oil cylinder.
The second embodiment is different from the first embodiment in that: DMD is insulatingThe paper formula comprises DMD insulating paper consisting of polyester non-woven fabric, polyester film and adhesive, wherein the adhesive comprises 100 parts of first main material, 50 parts of second main material and 9 parts of auxiliary material, and the auxiliary material is nano Al2O3；
The first main material comprises 37% of acrylate, 30% of toughening agent, 5% of coupling agent and 6% of auxiliary accelerator by volume, and the balance in the first main material is a solvent;
the second main material comprises 35% of epoxy resin, 30% of plasticizer and 10% of oxidant by volume, and the rest of the components in the second main material are solvents.
The preparation method of the invention has the advantages of simple process,
s1, proportionally placing butyl methacrylate, polyamide resin, KH550, triphenylphosphine and ethyl acetate into a reaction kettle, and stirring at 25 ℃ for 3.5 hours to completely mix and dissolve the butyl methacrylate, the polyamide resin, the KH550, the triphenylphosphine and the ethyl acetate to obtain a first main material.
And (3) putting the epoxy resin, the dibutyl phthalate, the potassium permanganate and the ethyl acetate into a reaction kettle according to a ratio, and stirring for 2.5 hours at 25 ℃ to completely mix and dissolve the epoxy resin, the dibutyl phthalate, the potassium permanganate and the ethyl acetate to obtain a second main material.
S2: uniformly mixing 100 parts of first main material and 50 parts of second main material to obtain a mixed solvent, and adding 9 parts of nano Al into the mixed solvent again2O3Stirring evenly to obtain the adhesive.
S3, uniformly coating the adhesive on the polyester non-woven fabric by using a brush, extruding the surface of the polyester non-woven fabric by using the brush for at least 5 times to ensure that the adhesive permeates into the polyester non-woven fabric, covering the polyester film on the surface of the polyester non-woven fabric coated with the adhesive, and extruding the surface of the polyester film by using the brush for at least 5 times to avoid the polyester film from wrinkling.
And S4, uniformly coating the adhesive on the other polyester non-woven fabric by using a brush, extruding the surface of the polyester non-woven fabric by using the brush for at least 5 times to ensure that the adhesive is soaked in the polyester non-woven fabric, covering the polyester non-woven fabric on the surface, without the polyester non-woven fabric, of the polyester film in the third step, and extruding the surface of the polyester non-woven fabric by using the brush for at least 5 times to avoid the DMD insulating paper from wrinkling.
Working of example twoThe principle is as follows: the first comparative example has more stable anti-friction performance and tensile property, and the curing time of the adhesive is faster, and the nano Al is added into the adhesive in the DMD insulating paper produced by the formula2O3Nano Al2O3The nano Al-based adhesive is uniformly dispersed on polyester non-woven fabrics and adhesives, has the average particle size of 40nm, has better tensile property, is an effective means for improving the mechanical property of polymer nano composite materials by filling the nano particles into the polymers due to the characteristics of large specific surface area, more surface active atoms, strong interaction with the polymers and the like, and the nano Al in the adhesives2O3The addition of the adhesive greatly improves the anti-friction performance of the material, the friction heat of a sliding contact area is reduced, the thermal stability of the DMD insulating paper is enhanced, the first main material and the second main material are main components of the adhesive, and the adhesive has the unique comprehensive performance advantages of oil resistance, wear resistance, low temperature resistance, no cracking, difficulty in falling off from the surface of the base material, high strength, high elasticity, excellent bonding performance, moderate price and the like, so that the DMD insulating paper is more suitable for preparing a wear-resisting ring of a hydraulic oil cylinder.
The third embodiment is different from the first embodiment in that: the DMD insulating paper comprises 100 parts of polyester non-woven fabric, 50 parts of polyester film and 15 parts of auxiliary material, wherein the adhesive comprises 100 parts of first main material, 50 parts of second main material and the auxiliary material is nano Al2O3；
The first main material comprises 37% of acrylate, 30% of toughening agent, 5% of coupling agent and 2% of auxiliary accelerator by volume, and the balance in the first main material is a solvent;
the second main material comprises 35% of epoxy resin, 30% of plasticizer and 10% of oxidant by volume, and the rest of the components in the second main material are solvents.
The preparation method of the invention has the advantages of simple process,
s1, proportionally placing butyl methacrylate, polyamide resin, KH550, triphenylphosphine and ethyl acetate into a reaction kettle, and stirring at 25 ℃ for 3.5 hours to completely mix and dissolve the butyl methacrylate, the polyamide resin, the KH550, the triphenylphosphine and the ethyl acetate to obtain a first main material.
And (3) putting the epoxy resin, the dibutyl phthalate, the potassium permanganate and the ethyl acetate into a reaction kettle according to a ratio, and stirring for 2.5 hours at 25 ℃ to completely mix and dissolve the epoxy resin, the dibutyl phthalate, the potassium permanganate and the ethyl acetate to obtain a second main material.
S2: uniformly mixing 100 parts of first main material and 50 parts of second main material to obtain a mixed solvent, and adding 15 parts of nano Al into the mixed solvent again2O3Stirring evenly to obtain the adhesive.
S3, uniformly coating the adhesive on the polyester non-woven fabric by using a brush, extruding the surface of the polyester non-woven fabric by using the brush for at least 5 times to ensure that the adhesive permeates into the polyester non-woven fabric, covering the polyester film on the surface of the polyester non-woven fabric coated with the adhesive, and extruding the surface of the polyester film by using the brush for at least 5 times to avoid the polyester film from wrinkling.
And S4, uniformly coating the adhesive on the other polyester non-woven fabric by using a brush, extruding the surface of the polyester non-woven fabric by using the brush for at least 5 times to ensure that the adhesive is soaked in the polyester non-woven fabric, covering the polyester non-woven fabric on the surface, without the polyester non-woven fabric, of the polyester film in the third step, and extruding the surface of the polyester non-woven fabric by using the brush for at least 5 times to avoid the DMD insulating paper from wrinkling.
Working principle of the third embodiment: compared with the first embodiment and the second embodiment, the DMD insulating paper has higher friction resistance and tensile property, and the nano Al is added into the adhesive2O3Nano Al2O3The nano Al-based adhesive is uniformly dispersed on polyester non-woven fabrics and adhesives, has the average particle size of 40nm, has better tensile property, is an effective means for improving the mechanical property of polymer nano composite materials by filling the nano particles into the polymers due to the characteristics of large specific surface area, more surface active atoms, strong interaction with the polymers and the like, and the nano Al in the adhesives2O3The addition of the adhesive greatly improves the anti-friction performance of the material, the friction heat of a sliding contact area is reduced, the thermal stability of the DMD insulating paper is enhanced, and the first main material and the second main material are main components of the adhesive, so that the adhesive has oil resistance, wear resistance, low temperature resistance, no crack, difficult shedding from the surface of a base material, high strength, high elasticity and adhesive performanceThe DMD insulating paper has the unique comprehensive performance advantages of excellent performance, moderate price and the like, so that the DMD insulating paper is more suitable for preparing a wear-resisting ring of a hydraulic oil cylinder.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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 (6)
1. The formula of the DMD insulating paper is characterized by comprising 100 parts of first main material, 50 parts of second main material and 9-15 parts of auxiliary material, wherein the DMD insulating paper is composed of polyester non-woven fabric, polyester film and adhesive2O3；
The first main material comprises 30-45% of acrylate, 20-30% of toughening agent, 0.1-5% of coupling agent and 1-7% of auxiliary accelerator of KH550 by volume, and the balance of the first main material is solvent;
the second main material comprises 25-35% of epoxy resin, 20-30% of plasticizer and 9-15% of oxidant by volume, and the rest of the components in the second main material are solvents.
2. The formulation of a DMD insulation paper according to claim 1, wherein: comprises DMD insulating paper consisting of polyester non-woven fabric, polyester film and adhesive, wherein the adhesive comprises a first main body100 parts of material, 50 parts of second main material and 9 parts of auxiliary material, wherein the auxiliary material is nano Al2O3；
The first main material comprises 37% of acrylate, 30% of toughening agent, 5% of coupling agent and 6% of auxiliary accelerator by volume, and the balance in the first main material is a solvent;
the second main material comprises 35% of epoxy resin, 30% of plasticizer and 10% of oxidant by volume, and the rest of the components in the second main material are solvents.
3. The formulation of a DMD insulation paper according to claim 1, wherein: the DMD insulating paper comprises 100 parts of polyester non-woven fabric, 50 parts of polyester film and 15 parts of auxiliary material, wherein the adhesive comprises 100 parts of first main material, 50 parts of second main material and the auxiliary material is nano Al2O3；
The first main material comprises 37% of acrylate, 30% of toughening agent, 5% of coupling agent and 2% of auxiliary accelerator by volume, and the balance in the first main material is a solvent;
the second main material comprises 35% of epoxy resin, 30% of plasticizer and 10% of oxidant by volume, and the rest of the components in the second main material are solvents.
4. The formulation of a DMD insulation paper according to claim 2 or 3, wherein: nano Al2O3Has an average particle size of 40 nm.
5. The formulation of DMD insulation paper according to claim 4, wherein: in the first main material, the acrylate is butyl methacrylate, the toughening agent is polyamide resin, the coupling agent is KH550, the auxiliary accelerator is triphenylphosphine, and the solvent is ethyl acetate.
6. The formulation of DMD insulation paper according to claim 5, wherein: in the second main material, the plasticizer is dibutyl phthalate, the oxidant is potassium permanganate, and the solvent is ethyl acetate.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113105852A (en) * | 2021-03-16 | 2021-07-13 | 南通百特新材料科技有限公司 | Formula of DMD (DMD) insulating paper |
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|---|---|---|---|---|
| GB1347176A (en) * | 1971-03-18 | 1974-02-27 | Toray Industries | Laminates |
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