CN105567046A - Carbon nanotube doped and modified double-side coated polyester aluminized film and production method for same - Google Patents

Carbon nanotube doped and modified double-side coated polyester aluminized film and production method for same Download PDF

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Publication number
CN105567046A
CN105567046A CN201510926238.1A CN201510926238A CN105567046A CN 105567046 A CN105567046 A CN 105567046A CN 201510926238 A CN201510926238 A CN 201510926238A CN 105567046 A CN105567046 A CN 105567046A
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China
Prior art keywords
composite coating
coating
parts
coated
pmma
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Pending
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CN201510926238.1A
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Chinese (zh)
Inventor
倪爱格
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Anhui Tianli Central Aluminum Co Ltd
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Anhui Tianli Central Aluminum Co Ltd
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Priority to CN201510926238.1A priority Critical patent/CN105567046A/en
Publication of CN105567046A publication Critical patent/CN105567046A/en
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D133/00Coating compositions based on 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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04Homopolymers or copolymers of esters
    • C09D133/06Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C09D133/10Homopolymers or copolymers of methacrylic acid esters
    • C09D133/12Homopolymers or copolymers of methyl methacrylate
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04Coating
    • C08J7/042Coating with two or more layers, where at least one layer of a composition contains a polymer binder
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D175/00Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04Polyurethanes
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Inorganic Chemistry (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a carbon nanotube doped and modified double-side coated polyester aluminized film, which is prepared by performing double-side coating on a polyester substrate, wherein one side is coated with a PMMA (polymethyl methacrylate) composite coating, and the other side is coated with a polyurethane composite coating; the polyurethane composite coating is prepared from the following raw materials in parts by weight: 40 to 50 parts of waterborne polyurethane emulsion, 2 to 4 parts of styrene-acrylic emulsion, 0.5 to 1 part of maleic anhydride, 2 to 4 parts of colophane, 2 to 4 parts of acrylic acid, 0.3 to 0.5 part of polyvinylpyrrolidone, 0.1 to 0.2 part of turkey red oil, 2 to 4 parts of carbon nanotubes, 2 to 4 parts of nano-titanium dioxide and 40 to 50 parts of water. According to the aluminized film, the phenomenon of adhesion can be effectively prevented, the aluminized film is high in barrier performance, acid and alkali resistance, operational performance, toughness, mechanical performance and durability and strong in peeling strength and strength, and the compound fastness of the back surface of the aluminized film is improved.

Description

A kind of carbon nano tube-doped modification coated on both sides polyester metallized film and production method thereof
Technical field
The present invention relates to field of packaging material, particularly relate to a kind of carbon nano tube-doped modification coated on both sides polyester metallized film and production method thereof.
Background technology
Along with commodity economy is day by day flourishing, the effect of commodity packaging becomes more and more important, especially food, medicine etc. being guaranteed the quality and require higher commodity, for improving circulation cycle and the shelf-life of commodity, adopting high obstructing performance wrapping material packaging the most effective means often.Wrapping material conventional are at present polyester metallized films, its common composite structural is " PET/VMPET/PE " three layers of compound, this structure has good barrier property, but after stripping, meet water then layering immediately, do not possess acid and alkali-resistance function, and the adhesion property of aluminium lamination is poor after aluminizing, affect the use properties of composite membrane.General chemical coating film only coats polyurethane material in the one side of polyester film, polyester metallized film is improved in the stripping strength in barrier and face of aluminizing, does not possess resistance to acids and bases.Meanwhile, along with packaging industry development, day by day improve the performance requriements of metallized film, it is also proposed new requirement to the compound fastness at the aluminium plating film back side and resistance to acids and bases, currently available products can not be met the need of market, and requires further improvement.And for improving the durability of film, also needing that there is good intensity and toughness, improving its mechanical property.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of carbon nano tube-doped modification coated on both sides polyester metallized film and production method thereof.
The present invention is achieved by the following technical solutions:
A kind of carbon nano tube-doped modification coated on both sides polyester metallized film, obtained through double spread by polyester base material, wherein coated on one side PMMA composite coating, another side coating polyurethane Composite Coating, wherein PMMA composite coating is made up of the raw material of following weight parts: PMMA emulsion 40-50, aqueous polyurethane emulsion 5-10, silicon sol 10-15, polyvinyl alcohol 0.5-1, silane resin acceptor kh-550 0.3-0.5, tween-80 0.1-0.2, water 40-50;
Polyvinyl alcohol, tween-80 and silane resin acceptor kh-550 are added to the water 85-95 DEG C to stir 2-4h by the preparation method of PMMA composite coating jointly, then temperature is adjusted to 40-50 DEG C, add all the other raw materials 1000-1500r/min again and stir 10-15min, obtain compound PMMA coating;
Polyurethane Composite Coating is made up of the raw material of following weight parts: aqueous polyurethane emulsion 40-50, benzene emulsion 2-4, maleic anhydride 0.5-1, rosin 2-4, vinylformic acid 2-4, polyvinylpyrrolidone 0.3-0.5, alizarin assistant 0.1-0.2, carbon nanotube 2-4, nano titanium oxide 2-4, water 40-50; Rosin and alizarin assistant mixing post-heating stir until melting forms rosin blend by the preparation method of polyurethane Composite Coating, then vinylformic acid, maleic anhydride, carbon nanotube and nano titanium oxide are added to the water 80-90 DEG C, 1000-1500r/min stirs 5-10min, to slowly drip rosin blend and stir 10-15min under similarity condition again, finally temperature is adjusted to 40-50 DEG C, add all the other raw materials to mix, obtain polyurethane Composite Coating.
A production method for carbon nano tube-doped modification coated on both sides polyester metallized film, comprises the following steps:
Get the polyester base material film that thickness is 12-36 μm, first carry out one side corona treatment, polyurethane Composite Coating on the surface then after corona treatment, glue spread is 1-2.5g/m 2, coating coating PMMA composite coating on another side, glue spread is 1-3g/m 2, then in 120-140 DEG C of dry 10-15s, last 45-50 DEG C of solidification 2-3d, obtain antibacterial and deodouring coated on both sides polyester metallized film.
Advantage of the present invention is:
The present invention utilizes the raw material such as silicon sol and silane coupling agent and PMMA coating to carry out being compounded to form PMMA matrix material, improves its intensity and weathering resistance; Utilize the raw materials such as rosin, vinylformic acid, nano titanium oxide and polyurethane coating to carry out being compounded to form polyurethane Composite Coating, improve its adhesion property, improve toughness and intensity by doped carbon nanometer pipe.Compound polyurethane material coating is carried out by the one side at polyester film base material, the coating that another side carries out PMMA matrix material obtains complex polyester metallized film, gained metallized film can not only effective anti phenomenon, and barrier property is good, and stripping strength is high, possesses good acid-proof alkaline, increase the compound fastness at the aluminium plating film back side, use properties is good, has good intensity and toughness simultaneously, mechanical property is high, good endurance.
Embodiment
A kind of carbon nano tube-doped modification coated on both sides polyester metallized film, obtained through double spread by polyester base material, wherein coated on one side PMMA composite coating, another side coating polyurethane Composite Coating, wherein PMMA composite coating is made up of the raw material of following weight parts: PMMA emulsion 40, aqueous polyurethane emulsion 5, silicon sol 10, polyvinyl alcohol 0.5, silane resin acceptor kh-550 0.3, tween-80 0.1, water 40;
Polyvinyl alcohol, tween and silane coupling agent KH are added to the water 85 DEG C to stir 2h by the preparation method of PMMA composite coating jointly, then temperature are adjusted to 40 DEG C, then add all the other raw materials 1000r/min stirring 10min, obtain compound PMMA coating;
Polyurethane Composite Coating is made up of the raw material of following weight parts: aqueous polyurethane emulsion 40, benzene emulsion 2, maleic anhydride 0.5, rosin 2, vinylformic acid 2, polyvinylpyrrolidone 0.3, alizarin assistant 0.1, carbon nanotube 2, nano titanium oxide 2, water 40; Rosin and alizarin assistant mixing post-heating stir until melting forms rosin blend by the preparation method of polyurethane Composite Coating, then vinylformic acid, maleic anhydride, carbon nanotube and nano titanium oxide are added to the water 80 DEG C, 1000r/min stirs 5min, to slowly drip rosin blend and stir 10min under similarity condition again, finally temperature is adjusted to 40 DEG C, add all the other raw materials to mix, obtain polyurethane Composite Coating.
A production method for carbon nano tube-doped modification coated on both sides polyester metallized film, comprises the following steps:
Get the polyester base material film that thickness is 12 μm, first carry out one side corona treatment, the surface then after corona treatment is coated with polyurethane Composite Coating, glue spread is 1g/m 2, another side is coated with PMMA composite coating, and glue spread is 1g/m 2, then in 120 DEG C of dry 10s, last 45 DEG C of solidification 2d, obtain antibacterial and deodouring coated on both sides polyester metallized film.
Carry out performance test to above-mentioned obtained polyester metallized film, result is as follows:
1, physical index
2, chemical property
Common VMPET polyester metallized film does not possess resistance to acids and bases; Above-mentioned obtained polyester metallized film acid-proof alkaline is as following table:

Claims (2)

1. a carbon nano tube-doped modification coated on both sides polyester metallized film, obtained through double spread by polyester base material, it is characterized in that, wherein coated on one side PMMA composite coating, another side coating polyurethane Composite Coating, described PMMA composite coating is made up of the raw material of following weight parts: PMMA emulsion 40-50, aqueous polyurethane emulsion 5-10, silicon sol 10-15, polyvinyl alcohol 0.5-1, silane resin acceptor kh-550 0.3-0.5, tween-80 0.1-0.2, water 40-50;
Polyvinyl alcohol, tween-80 and silane resin acceptor kh-550 are added to the water 85-95 DEG C to stir 2-4h by the preparation method of described PMMA composite coating jointly, then temperature is adjusted to 40-50 DEG C, add all the other raw materials 1000-1500r/min again and stir 10-15min, obtain compound PMMA coating;
Described polyurethane Composite Coating is made up of the raw material of following weight parts: aqueous polyurethane emulsion 40-50, benzene emulsion 2-4, maleic anhydride 0.5-1, rosin 2-4, vinylformic acid 2-4, polyvinylpyrrolidone 0.3-0.5, alizarin assistant 0.1-0.2, carbon nanotube 2-4, nano titanium oxide 2-4, water 40-50; Rosin and alizarin assistant mixing post-heating stir until melting forms rosin blend by the preparation method of polyurethane Composite Coating, then vinylformic acid, maleic anhydride, carbon nanotube and nano titanium oxide are added to the water 80-90 DEG C, 1000-1500r/min stirs 5-10min, to slowly drip rosin blend and stir 10-15min under similarity condition again, finally temperature is adjusted to 40-50 DEG C, add all the other raw materials to mix, obtain polyurethane Composite Coating.
2. the production method of a kind of carbon nano tube-doped modification coated on both sides polyester metallized film according to claim 1, is characterized in that, comprise the following steps:
Get the polyester base material film that thickness is 12-36 μm, first carry out one side corona treatment, polyurethane Composite Coating on the surface then after corona treatment, glue spread is 1-2.5g/m 2, coating coating PMMA composite coating on another side, glue spread is 1-3g/m 2, then in 120-140 DEG C of dry 10-15s, last 45-50 DEG C of solidification 2-3d, obtain antibacterial and deodouring coated on both sides polyester metallized film.
CN201510926238.1A 2015-12-11 2015-12-11 Carbon nanotube doped and modified double-side coated polyester aluminized film and production method for same Pending CN105567046A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105886917A (en) * 2016-05-23 2016-08-24 安徽鑫宏机械有限公司 Casting method of high-hardness and erosion-resistant combined stop valve body
CN109679424A (en) * 2018-11-21 2019-04-26 温州市东日建筑装饰工程有限公司 A kind of underground space finishing wall finiss coating method and preparation method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101092069A (en) * 2006-12-20 2007-12-26 海南现代高科实业有限公司 VMPET coated thin film, and production method
CN103042792A (en) * 2012-12-26 2013-04-17 海南赛诺实业有限公司 Transparent double-side coated thin film for wrapping-type high-speed packaging of candies and preparation method thereof
CN104277699A (en) * 2014-10-29 2015-01-14 芜湖县双宝建材有限公司 High-strength modified waterborne polyurethane coating
CN104672962A (en) * 2015-03-22 2015-06-03 河北工业大学 Inorganic substance super-hydrophobic paint and application thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101092069A (en) * 2006-12-20 2007-12-26 海南现代高科实业有限公司 VMPET coated thin film, and production method
CN103042792A (en) * 2012-12-26 2013-04-17 海南赛诺实业有限公司 Transparent double-side coated thin film for wrapping-type high-speed packaging of candies and preparation method thereof
CN104277699A (en) * 2014-10-29 2015-01-14 芜湖县双宝建材有限公司 High-strength modified waterborne polyurethane coating
CN104672962A (en) * 2015-03-22 2015-06-03 河北工业大学 Inorganic substance super-hydrophobic paint and application thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105886917A (en) * 2016-05-23 2016-08-24 安徽鑫宏机械有限公司 Casting method of high-hardness and erosion-resistant combined stop valve body
CN109679424A (en) * 2018-11-21 2019-04-26 温州市东日建筑装饰工程有限公司 A kind of underground space finishing wall finiss coating method and preparation method

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Application publication date: 20160511