CN110746718A - Waterproof antibacterial mildew-proof PVC film for air cushion - Google Patents
Waterproof antibacterial mildew-proof PVC film for air cushion Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/201—Pre-melted polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2475/04—Polyurethanes
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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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- C08K3/02—Elements
- C08K3/04—Carbon
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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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids
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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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
- C08K5/136—Phenols containing halogens
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
Abstract
The invention discloses a waterproof antibacterial mildew-proof PVC film for an air cushion, which comprises 10-30 parts of 7-type PVC, 10-15 parts of calcium powder, 1-2 parts of BS-1051, 8-16 parts of graphite, 15-20 parts of epoxy resin, 10-15 parts of waterborne polyurethane resin, 15-25 parts of polyvinyl chloride, 6-15 parts of light active calcium carbonate, 0.5-1 part of flame retardant, 35-45 parts of DPHP plasticizer, 1-2 parts of mildew preventive and 5-10 parts of advection agent, prepared PVC materials are firstly distributed according to the proportion, and cleaning partial materials with clear water, then drying in the air, heating and melting the materials to be heated, mixing, adding a plasticizer, a flame retardant, a special mildew preventive, a smoothing agent and the heated and melted materials, stirring and mixing to prepare the waterproof, mildew-proof and antibacterial PVC film.
Description
Technical Field
The invention relates to the technical field of waterproof, antibacterial and mildewproof PVC films for air cushions, in particular to a waterproof, antibacterial and mildewproof PVC film for an air cushion.
Background
At present, the main component of PVC is polyvinyl chloride which is yellowish and semitransparent, has luster, has transparency superior to that of polyethylene and polypropylene, is inferior to that of polystyrene, is divided into soft and hard polyvinyl chloride according to different use amounts of additives, soft products are soft and tough and have sticky hand feeling, the hardness of hard products is higher than that of low-density polyethylene and lower than that of polypropylene, and a whitening phenomenon can occur at a folding part, so that the PVC is a common product: plate, pipe, sole, toy, door and window, wire sheath, stationery, etc.
The rubber cushion capable of being injected with air is widely used due to the characteristics of light weight and easy carrying of the air cushion, the air cushion is easy to damp when being placed on the ground for a long time, and the air cushion is easy to mildew after being damped for a long time, so that the waterproof, antibacterial and mildewproof material is required to be provided for preparing the waterproof, antibacterial and mildewproof air cushion.
Disclosure of Invention
The invention aims to provide a waterproof, antibacterial and mildewproof PVC film for an air cushion, which has good mildewproof and antibacterial properties and solves the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a waterproof antibacterial mildew-proof PVC film for an air cushion comprises 10-30 parts of 7-type PVC, 10-15 parts of calcium powder, 1-2 parts of BS-1051, 8-16 parts of graphite, 15-20 parts of epoxy resin, 10-15 parts of waterborne polyurethane resin, 15-25 parts of polyvinyl chloride, 6-15 parts of light activated calcium carbonate, 0.5-1 part of a flame retardant, 35-45 parts of a DPHP plasticizer, 1-2 parts of a mildew preventive and 5-10 parts of a leveling agent.
Preferably, the PVC material comprises 20 parts of 7-type PVC, 12 parts of calcium powder, 1-2 parts of BS-1051, 12 parts of graphite, 18 parts of epoxy resin, 12 parts of waterborne polyurethane resin, 20 parts of polyvinyl chloride, 11 parts of light activated calcium carbonate, 0.8 part of flame retardant, 40 parts of DPHP plasticizer, 1 part of special mildew preventive and 8 parts of advection agent.
Preferably, alkyl phosphates, tributyl phosphate, tris (2-ethylhexyl) phosphate, tris (2-chloroethyl) phosphate, tris (2, 3-dichloropropyl) phosphate, tris (2, 3-dibromopropyl) phosphate, aryl phosphates are used as the flame retardant.
Preferably, the plasticizer is one or a mixture of aliphatic dibasic acid esters, phthalic acid esters, benzene polyacid esters and benzoic acid esters.
Preferably, the advection agent is polydimethylsiloxane.
Preferably, the mildew preventive is one or a mixture of more of pentachlorophenol and sodium salt thereof, tetrachloroisophthalonitrile, p-chloro-m-cresol or p-chloro-m-dimethylphenol.
Preferably, the 7-type PVC, the BS-1051, the epoxy resin, the waterborne polyurethane resin, the polyvinyl chloride and the light activated calcium carbonate are crushed firstly, and a mixer is adopted to mix the granules until the mixture is uniform.
Preferably, the preparation method of the waterproof, antibacterial and mildewproof PVC film for the air cushion comprises the following steps:
A. heating and melting 7-type PVC, BS-1051-2, epoxy resin, waterborne polyurethane resin, polyvinyl chloride and light activated calcium carbonate, stirring by adopting a stirring device, adding calcium powder and graphite again, mixing and stirring uniformly;
B. adding 8 parts of flame retardant, DPHP plasticizer, special mildew preventive and advection agent into the plastic, and uniformly stirring;
C. heating and stirring the semi-finished raw materials, adding a defoaming agent and a leveling agent, uniformly stirring, and standing the raw materials for 15-20 min in a molten state;
D. and pouring the prepared raw materials into a mould for forming in a dust-free environment, and cooling and forming the PVC film.
Compared with the prior art, the invention has the beneficial effects that:
(1) the preparation method comprises the following steps of crushing 7-type PVC, BS-1051, epoxy resin, waterborne polyurethane resin, polyvinyl chloride and light activated calcium carbonate, and mixing the granules by using a mixer until the mixture is uniform, so that the later-stage melting and stirring of the materials are facilitated, and the mixing efficiency is improved;
(2) the PVC film produced by the invention has the advantages of good mildew resistance and bacteria resistance.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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 technical scheme: a waterproof antibacterial mildew-proof PVC film for an air cushion comprises 10-30 parts of 7-type PVC, 10-15 parts of calcium powder, 1-2 parts of BS-1051, 8-16 parts of graphite, 15-20 parts of epoxy resin, 10-15 parts of waterborne polyurethane resin, 15-25 parts of polyvinyl chloride, 6-15 parts of light activated calcium carbonate, 0.5-1 part of a flame retardant, 35-45 parts of a DPHP plasticizer, 1-2 parts of a mildew preventive and 5-10 parts of a leveling agent.
20 parts of 7-type PVC, 12 parts of calcium powder, 1-2 parts of BS-1051, 12 parts of graphite, 18 parts of epoxy resin, 12 parts of waterborne polyurethane resin, 20 parts of polyvinyl chloride, 11 parts of light activated calcium carbonate, 0.8 part of flame retardant, 40 parts of DPHP plasticizer, 1 part of special mildew preventive and 8 parts of advection agent.
The flame retardant is alkyl phosphate, tributyl phosphate, tri (2-ethylhexyl) phosphate, tri (2-chloroethyl) phosphate, tri (2, 3-dichloropropyl) phosphate, tri (2, 3-dibromopropyl) phosphate and aryl phosphate, and the plasticizer is one or a mixture of aliphatic dibasic acid ester, phthalate ester, benzene polyacid ester and benzoate, so that the selection range of the plasticizer is wider.
The advection agent is polydimethylsiloxane, and the advection agent is added to ensure that the surface of the produced PVC film is more smooth,
the mildew preventive adopted in the waterproof, antibacterial and mildewproof PVC film for the air cushion is one or a mixture of more of pentachlorophenol and sodium salt thereof, tetrachloroisophthalonitrile, p-chloro-m-cresol or p-chloro-m-dimethylphenol.
When the waterproof, antibacterial and mildewproof PVC film for the air cushion is prepared, the 7-type PVC, the BS-1051, the epoxy resin, the waterborne polyurethane resin, the polyvinyl chloride and the light activated calcium carbonate are crushed firstly, and a mixer is adopted to mix the granules until the mixture is uniform, so that the materials are melted and stirred at the later stage, and the mixing efficiency is improved.
Example 1, when preparing a waterproof, antibacterial and mildewproof PVC film for air cushions, 20 parts of type 7 PVC, BS-1051-2 parts, 18 parts of epoxy resin, 12 parts of waterborne polyurethane resin, 20 parts of polyvinyl chloride, and 11 parts of light activated calcium carbonate were heated to melt and stirred by a stirring device, and 12 parts of calcium powder and 12 parts of graphite were added again and mixed to be uniform.
0.8 part of flame retardant, 40 parts of DPHP plasticizer and 1 part of mildew preventive are added into the plastic, 8 parts of advection agent is uniformly stirred, the advection agent is polydimethylsiloxane, the advection agent is added to enable the surface of the produced PVC film to be more smooth, and the mildew preventive is one or a mixture of more of pentachlorophenol and sodium salt thereof, tetrachloroisophthalonitrile, p-chloro-m-cresol or p-chloro-m-dimethylphenol, so that the produced PVC film has a better mildew preventive effect.
Heating and stirring the semi-finished raw materials, adding a defoaming agent and an advection agent, uniformly stirring, standing the raw materials in a molten state for 15-20 min, pouring the prepared raw materials into a mold for molding in a dust-free environment, and cooling and molding the PVC film.
Example 2, when preparing the waterproof, antibacterial and mildewproof PVC film for air cushions, 18 parts of type 7 PVC, BS-1051-2 parts, 16 parts of epoxy resin, 10 parts of waterborne polyurethane resin, 18 parts of polyvinyl chloride and 10 parts of light activated calcium carbonate were heated to melt and stirred by a stirring device, and 10 parts of calcium powder and 10 parts of graphite were added again and mixed to be uniform.
0.6 part of flame retardant, 35 parts of DPHP plasticizer and 1.2 parts of mildew preventive are added into the plastic, 9 parts of advection agent is uniformly stirred, the advection agent is polydimethylsiloxane, the advection agent is added to enable the surface of the produced PVC film to be more smooth, and the mildew preventive is one or a mixture of more of pentachlorophenol and sodium salt thereof, tetrachloroisophthalonitrile, p-chloro-m-cresol or p-chloro-m-dimethylphenol, so that the produced PVC film has a better mildew preventive effect.
Heating and stirring the semi-finished raw materials, adding a defoaming agent and an advection agent, uniformly stirring, standing the raw materials in a molten state for 15-20 min, pouring the prepared raw materials into a mold for molding in a dust-free environment, and cooling and molding the PVC film.
Example 3, when preparing the waterproof, antibacterial and mildewproof PVC film for air cushions, 19 parts of type 7 PVC, BS-1051-2 parts, 19 parts of epoxy resin, 11 parts of waterborne polyurethane resin, 19 parts of polyvinyl chloride and 12 parts of light activated calcium carbonate were heated to melt and stirred by a stirring device, and 11 parts of calcium powder and 11 parts of graphite were added again and mixed to be uniform.
0.7 part of flame retardant, 28 parts of DPHP plasticizer and 1 part of mildew preventive are added into the plastic, 9 parts of advection agent is uniformly stirred, the advection agent is polydimethylsiloxane, the advection agent is added to enable the surface of the produced PVC film to be more smooth, the mildew preventive is one or a mixture of more of pentachlorophenol and sodium salt thereof, tetrachloroisophthalonitrile, p-chloro-m-cresol or p-chloro-m-dimethylphenol, and the produced PVC film has a better mildew preventive effect.
Heating and stirring the semi-finished raw materials, adding a defoaming agent and an advection agent, uniformly stirring, standing the raw materials in a molten state for 15-20 min, pouring the prepared raw materials into a mold for molding in a dust-free environment, and cooling and molding the PVC film.
Example 4, when preparing the waterproof, antibacterial and mildewproof PVC film for air cushions, 22 parts of type 7 PVC, BS-1051-2 parts, 20 parts of epoxy resin, 13 parts of waterborne polyurethane resin, 22 parts of polyvinyl chloride, and 12 parts of light activated calcium carbonate were heated to melt and stirred by a stirring device, and 13 parts of calcium powder and 13 parts of graphite were added again and mixed to be uniform.
0.8 part of flame retardant, 42 parts of DPHP plasticizer and 1 part of mildew inhibitor are added into the plastic, 10 parts of advection agent is uniformly stirred, the advection agent is polydimethylsiloxane, the advection agent is added to enable the surface of the produced PVC film to be more smooth, and the mildew inhibitor is one or a mixture of more of pentachlorophenol and sodium salt thereof, tetrachloroisophthalonitrile, p-chloro-m-cresol or p-chloro-m-dimethylphenol, so that the produced PVC film has a better mildew-proof effect.
Heating and stirring the semi-finished raw materials, adding a defoaming agent and an advection agent, uniformly stirring, standing the raw materials in a molten state for 15-20 min, pouring the prepared raw materials into a mold for molding in a dust-free environment, and cooling and molding the PVC film.
The actual PVC film prepared according to different formula proportions is obtained by comparison, and when the formula proportions are 20 parts of 7-type PVC, 12 parts of calcium powder, 1-2 parts of BS-1051, 12 parts of graphite, 18 parts of epoxy resin, 12 parts of waterborne polyurethane resin, 20 parts of polyvinyl chloride, 11 parts of light active calcium carbonate, 0.8 part of flame retardant, 40 parts of DPHP plasticizer, 1 part of special mildew preventive and 8 parts of advection agent, the prepared PVC film has the best water-resistant mildew-proof effect.
The PVC film produced by the invention has the advantages of good mildew resistance and bacteria resistance.
A waterproof antibacterial mildewproof PVC film for an air cushion is prepared by the following steps:
A. heating and melting 7-type PVC, BS-1051-2, epoxy resin, waterborne polyurethane resin, polyvinyl chloride and light activated calcium carbonate, stirring by adopting a stirring device, adding calcium powder and graphite again, mixing and stirring uniformly;
B. adding 8 parts of flame retardant, DPHP plasticizer, special mildew preventive and advection agent into the plastic, and uniformly stirring;
C. heating and stirring the semi-finished raw materials, adding a defoaming agent and a leveling agent, uniformly stirring, and standing the raw materials for 15-20 min in a molten state;
D. and pouring the prepared raw materials into a mould for forming in a dust-free environment, and cooling and forming the PVC film.
The invention has the beneficial effects that:
(1) the preparation method comprises the following steps of crushing 7-type PVC, BS-1051, epoxy resin, waterborne polyurethane resin, polyvinyl chloride and light activated calcium carbonate, and mixing the granules by using a mixer until the mixture is uniform, so that the later-stage melting and stirring of the materials are facilitated, and the mixing efficiency is improved;
(2) the PVC film produced by the invention has the advantages of good mildew resistance and bacteria resistance.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a waterproof antibiotic mould proof PVC membrane for air cushion which characterized in that: the flame retardant is characterized by comprising 10-30 parts of 7-type PVC, 10-15 parts of calcium powder, 1-2 parts of BS-1051, 8-16 parts of graphite, 15-20 parts of epoxy resin, 10-15 parts of waterborne polyurethane resin, 15-25 parts of polyvinyl chloride, 6-15 parts of light activated calcium carbonate, 0.5-1 part of flame retardant, 35-45 parts of DPHP plasticizer, 1-2 parts of mildew preventive and 5-10 parts of advection agent.
2. The waterproof antibacterial mildewproof PVC film for the air cushion as claimed in claim 1, wherein the waterproof antibacterial mildewproof PVC film comprises the following components in parts by weight: 20 parts of 7-type PVC, 12 parts of calcium powder, 1-2 parts of BS-1051, 12 parts of graphite, 18 parts of epoxy resin, 12 parts of waterborne polyurethane resin, 20 parts of polyvinyl chloride, 11 parts of light activated calcium carbonate, 0.8 part of flame retardant, 40 parts of DPHP plasticizer, 1 part of special mildew preventive and 8 parts of advection agent.
3. The waterproof antibacterial mildewproof PVC film for the air cushion as claimed in claim 1, wherein the waterproof antibacterial mildewproof PVC film comprises the following components in parts by weight: the flame retardant is alkyl phosphate, tributyl phosphate, tri (2-ethylhexyl) phosphate, tri (2-chloroethyl) phosphate, tri (2, 3-dichloropropyl) phosphate, tri (2, 3-dibromopropyl) phosphate and aryl phosphate.
4. The waterproof antibacterial mildewproof PVC film for the air cushion as claimed in claim 1, wherein the waterproof antibacterial mildewproof PVC film comprises the following components in parts by weight: the plasticizer is one or a mixture of aliphatic dibasic acid esters, phthalic acid esters, benzene polyacid esters and benzoic acid esters.
5. The waterproof antibacterial mildewproof PVC film for the air cushion as claimed in claim 1, wherein the waterproof antibacterial mildewproof PVC film comprises the following components in parts by weight: the advection agent is polydimethylsiloxane.
6. The waterproof antibacterial mildewproof PVC film for the air cushion as claimed in claim 1, wherein the waterproof antibacterial mildewproof PVC film comprises the following components in parts by weight: the mildew preventive is one or a mixture of more of pentachlorophenol and sodium salt thereof, tetrachloroisophthalonitrile, p-chloro-m-cresol or p-chloro-m-dimethylphenol.
7. The waterproof antibacterial mildewproof PVC film for the air cushion as claimed in claim 1, wherein the waterproof antibacterial mildewproof PVC film comprises the following components in parts by weight: the 7-type PVC, BS-1051, the epoxy resin, the waterborne polyurethane resin, the polyvinyl chloride and the light activated calcium carbonate are crushed firstly, and the granules are mixed by a mixer until the mixture is uniform.
8. The waterproof antibacterial mildewproof PVC film for the air cushion, which is used for realizing the claim 1, the preparation method comprises the following steps:
A. heating and melting 7-type PVC, BS-1051-2, epoxy resin, waterborne polyurethane resin, polyvinyl chloride and light activated calcium carbonate, stirring by adopting a stirring device, adding calcium powder and graphite again, mixing and stirring uniformly;
B. adding 8 parts of flame retardant, DPHP plasticizer, special mildew preventive and advection agent into the plastic, and uniformly stirring;
C. heating and stirring the semi-finished raw materials, adding a defoaming agent and a leveling agent, uniformly stirring, and standing the raw materials for 15-20 min in a molten state;
D. and pouring the prepared raw materials into a mould for forming in a dust-free environment, and cooling and forming the PVC film.
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| CN201911028076.4A CN110746718A (en) | 2019-10-28 | 2019-10-28 | Waterproof antibacterial mildew-proof PVC film for air cushion |
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| CN201911028076.4A CN110746718A (en) | 2019-10-28 | 2019-10-28 | Waterproof antibacterial mildew-proof PVC film for air cushion |
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| CN110358284A (en) * | 2019-08-20 | 2019-10-22 | 南通华能新材料有限公司 | A kind of environment-friendly type PVC material |
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