CN104369491A - PA/VMPET/Al/PE membrane material and preparation method thereof - Google Patents
PA/VMPET/Al/PE membrane material and preparation method thereof Download PDFInfo
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- CN104369491A CN104369491A CN201310348877.5A CN201310348877A CN104369491A CN 104369491 A CN104369491 A CN 104369491A CN 201310348877 A CN201310348877 A CN 201310348877A CN 104369491 A CN104369491 A CN 104369491A
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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
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
-
- 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
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/09—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material 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
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
-
- 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
- B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
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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
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/304—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
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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
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
- B32B2307/7242—Non-permeable
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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
- B32B2419/00—Buildings or parts thereof
- B32B2419/04—Tiles for floors or walls
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Laminated Bodies (AREA)
- Thermal Insulation (AREA)
Abstract
The invention discloses a PA/VMPET/Al/PE membrane material and a preparation method thereof. Compared to the prior art, the provided membrane material has the following advantages: (1) the air and water insulation performance of the composite membrane material is extremely strong, and thus the service life of the vacuum thermal insulation plate is prolonged; (2) the probability that the obstruction membrane of the vacuum thermal insulation plate is pierced or impurities are mixed into the obstruction membrane is greatly reduced by the provided membrane material, and thus the effective rate of the vacuum thermal insulation plate is increased; (3) the vacuum sealing property of the vacuum thermal insulation plate used in the composite membrane material will not be destroyed; (4) the comprehensive application effect of the vacuum thermal insulation plate is optimized after the plate is applied to a wall.
Description
Technical field
The invention belongs to adiabatic membrane material field of engineering technology, specifically relate to a kind of PA/VMPET/Al/PE film material and preparation method thereof.
Background technology
Vacuum heat-insulating plate is core material with glass fibre, take barrier composite films as packaging bag, be prepared from after Vacuum Package.Because it improves vacuum in plate to greatest extent, reducing the convection current of gas thus realize thermal insulation, therefore having extremely low thermal conductivity factor and excellent heat-insulating property, is current state-of-the-art thermal insulation material in the world.
Along with technology is showing improvement or progress day by day, the application of vacuum heat-insulating plate will be all the more extensive.At present, vacuum heat-insulating plate because of its have that mass area ratio is light, easy construction, nontoxic, pollution-free, environmental protection, long service life, the advantage such as nonflammable and be widely used in multiple energy-saving field such as aviation aircraft, aircraft carrier, naval vessel, submarine, wind-tunnel, freezer, container, refrigerator, high ferro, automobile, building.
But, in actual application, due to the structure of vacuum heat-insulation board barrier membrane itself, extraneous steam can be caused to enter in vacuum heat-insulating plate, thus reduce the service life of vacuum heat-insulating plate; In addition, because it is under long service environmental condition, there will be and pierce through vacuum heat-insulation board barrier membrane owing to be mingled with etc., had a strong impact on the serviceability of vacuum heat-insulating plate.
Difan Tech Building Energy-saving System Hangzhou Co., Ltd. is the water-proof air-permeable film utility model patent of CN201437622U disclosing a kind of composite gridding reinforcement at publication number.The water-proof air-permeable film of the composite gridding reinforcement described in this patent, the four-layer structure water-proof air-permeable film be composited by PUR lamination by nonwoven layer, macromolecule membrane layer, grid reinforcing rib layer, nonwoven layer successively from top to bottom.This kind of film material water proofing property and steam permeability good, its intensity in length and breadth in two intensity be all improved, meet the requirement of modern construction engineering practice of construction completely.
Shenyang Building Univ. is the preparation method patent of invention of CN1850685 disclosing a kind of energy-saving glass reflective coating at publication number.This kind of film material, preparation method is mixed according to mass ratio 1: 1.55 with KCl crystal pure anhydrous NaCl, again NaCl and KCl mixture is machined to particle diameter in 1-100 nanometer with airflow milling, the sealed polyethylene plastic of 0.3-0.5 mm of thickness is heated to 102-108 DEG C, then NaCl and the KCl mixture foundation cream processed evenly is paved on sealed polyethylene plastic, powder is made to cover film surface completely, film is cooled to room temperature, remove not with the powder of film blocking, can energy-saving glass reflective coating be obtained.This kind of film material is applicable to heat radiation and the heat absorption of architectural glazings, can avoid heat transfer and heat radiation, high to ultrared reflectivity.
Although above-mentioned publication from different perspectives, adopt different preparation methods and technology, greatly widen the vacuum heat-insulating plate scope of application.But described vacuum heat-insulating plate is also unresolved under long service environmental condition, because steam enters vacuum heat-insulation board barrier membrane, is mingled with reasons such as piercing through vacuum heat-insulation board barrier membrane and causes vacuum heat-insulating plate this phenomenon low in service life.Therefore, how to address these problems the important topic in fact for current techniques and scientific research personnel simultaneously.
Summary of the invention
Object of the present invention is intended to overcome the deficiencies in the prior art, provides a kind of PA/VMPET/Al/PE film material and preparation method thereof.Improve the service life of vacuum heat-insulating plate largely, add the paracentesis resistance of vacuum heat-insulating plate simultaneously.
Described film material is four-layer structure, is followed successively by nylon layer, polyester aluminium plating membrane, aluminium foil, polyethylene layer from skin to internal layer, and internal layer is used for hot-melt adhesive paste.
The thickness of described nylon layer is 5-50um.
The thickness of described polyester aluminium plating membrane is 5-25um.
The thickness of described aluminium foil is 2-15um.
Described polyethylene layer thickness is 5-30um.
The invention also discloses a kind of method preparing above-mentioned PA/VMPET/Al/PE film material, it is characterized in that comprising following processing step:
(1) polyethylene layer PE is passed carry-over pinch rolls, and start pulling equipment, it is characterized in that the linear velocity of pulling equipment is 30m/min-60m/min;
(2) polyethylene layer PE and aluminium foil are carried out laminating hot pressing by the mode of dry type compound, between layers by adhesive bond together, the working concentration of binding agent is 15%-50%, composite roll temperature is 30 DEG C-60 DEG C, composite roll pressure is 0.1MPa-0.7MPa, the linear velocity of polyethylene layer PE film running is 30m/min-60m/min, and the linear velocity of aluminium foil running is 55m/min-100m/min, and baking temperature is 30 DEG C-55 DEG C;
(3) composite membrane above-mentioned steps (2) obtained and polyester aluminium plating membrane VMPET carry out compound by the method for dry type compound, interlayer has binding agent, the working concentration of binding agent is 20%-60%, composite roll temperature is 25 DEG C-60 DEG C, composite roll pressure is 0.2MPa-0.8MPa, and baking temperature is 20 DEG C-80 DEG C;
(4) composite membrane above-mentioned steps (3) obtained and nylon layer PA carry out compound by the method for dry type compound, interlayer has binding agent, the working concentration of binding agent is 20%-60%, composite roll temperature is 25 DEG C-80 DEG C, composite roll pressure is 0.1MPa-0.8MPa, and baking temperature is 25 DEG C-75 DEG C;
(8) composite membrane that above-mentioned steps (4) obtains is cooled rolling through chill roll, then put into curing chamber, curing temperature is 30 DEG C-70 DEG C, and the time is 48-72 hour, obtains PA/VMPET/Al/PE film material.
Effect: the present invention compared with prior art, has the following advantages:
(1) this compound film material has high choke water preventing ability, extends vacuum heat-insulating plate service life;
(2) this compound film material reduces the probability being mingled with etc. and piercing through vacuum heat-insulation board barrier membrane largely, increases the efficient of vacuum heat-insulating plate;
(3) vacuum heat-insulating plate used through this compound film material can not destroy the vacuum leakproofness of vacuum heat-insulating plate;
(4) the integrated application effect after the upper wall of vacuum heat-insulating plate construction is optimized.
Detailed description of the invention
Below in conjunction with specific embodiment, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen within the application's claims and limited.
Embodiment
In the preparation, concrete technology step is as follows for this compound film material:
(1) start pulling equipment, by polyethylene layer PE through carry-over pinch rolls, the linear velocity of carry-over pinch rolls is 50m/min;
(2) polyethylene layer PE and ethylene/vinyl alcohol copolymer layer EVOH is carried out laminating hot pressing by the mode of dry type compound, between layers by adhesive bond together, the working concentration of binding agent is 30%, composite roll temperature is 45 DEG C, composite roll pressure is 0.4MPa, the linear velocity of polyethylene layer PE film running is 40m/min, and the linear velocity that ethylene/vinyl alcohol copolymer layer EVOH operates is 50m/min, and baking temperature is 35 DEG C;
(3) composite membrane above-mentioned steps (2) obtained and polyester aluminium plating membrane VMPET carry out compound by the method for dry type compound, interlayer has binding agent, and the working concentration of binding agent is 40%, and composite roll temperature is 45 DEG C, composite roll pressure is 0.5MPa, and baking temperature is 60 DEG C;
(4) composite membrane above-mentioned steps (3) obtained and nylon layer PA carry out compound by the method for dry type compound, interlayer has binding agent, and the working concentration of binding agent is 40%, and composite roll temperature is 45 DEG C, composite roll pressure is 0.35MPa, and baking temperature is 55 DEG C;
(8) composite membrane that above-mentioned steps (4) obtains is cooled rolling through chill roll, then put into curing chamber, curing temperature is 35 DEG C, and the time is 48 hours, obtains PA/VMPET/Al/PE film material.
The above embodiment, it is only preferred embodiment of the present invention, be not restriction the present invention being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.In every case be the content not departing from technical solution of the present invention, any type of simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.
Claims (6)
1. a PA/VMPET/Al/PE film material, is characterized in that this film material is four-layer structure, is followed successively by nylon layer, polyester aluminium plating membrane, aluminium foil, polyethylene layer from skin to internal layer, and internal layer is used for hot-melt adhesive paste.
2. the film material according to claims 1, is characterized in that the thickness of described nylon layer is 5-50um.
3. the film material according to claims 1, is characterized in that the thickness of described polyester aluminium plating membrane is 5-25um.
4. the film material according to claims 1, is characterized in that the thickness of described aluminium foil is 2-15um.
5. the film material according to claims 1, is characterized in that described polyethylene layer thickness is 5-30um.
6. prepare a method for above-mentioned PA/VMPET/Al/PE film material, it is characterized in that comprising following processing step:
(1) polyethylene layer PE is passed carry-over pinch rolls, and start pulling equipment, it is characterized in that the linear velocity of pulling equipment is 30m/min-60m/min;
(2) polyethylene layer PE and aluminium foil are carried out laminating hot pressing by the mode of dry type compound, between layers by adhesive bond together, the working concentration of binding agent is 15%-50%, composite roll temperature is 30 DEG C-60 DEG C, composite roll pressure is 0.1MPa-0.7MPa, the linear velocity of polyethylene layer PE film running is 30m/min-60m/min, and the linear velocity of aluminium foil running is 55m/min-100m/min, and baking temperature is 30 DEG C-55 DEG C;
(3) composite membrane above-mentioned steps (2) obtained and polyester aluminium plating membrane VMPET carry out compound by the method for dry type compound, interlayer has binding agent, the working concentration of binding agent is 20%-60%, composite roll temperature is 25 DEG C-60 DEG C, composite roll pressure is 0.2MPa-0.8MPa, and baking temperature is 20 DEG C-80 DEG C;
(4) composite membrane above-mentioned steps (3) obtained and nylon layer PA carry out compound by the method for dry type compound, interlayer has binding agent, the working concentration of binding agent is 20%-60%, composite roll temperature is 25 DEG C-80 DEG C, composite roll pressure is 0.1MPa-0.8MPa, and baking temperature is 25 DEG C-75 DEG C;
(8) composite membrane that above-mentioned steps (4) obtains is cooled rolling through chill roll, then put into curing chamber, curing temperature is 30 DEG C-70 DEG C, and the time is 48-72 hour, obtains PA/VMPET/Al/PE film material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310348877.5A CN104369491A (en) | 2013-08-12 | 2013-08-12 | PA/VMPET/Al/PE membrane material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310348877.5A CN104369491A (en) | 2013-08-12 | 2013-08-12 | PA/VMPET/Al/PE membrane material and preparation method thereof |
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| CN104369491A true CN104369491A (en) | 2015-02-25 |
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| CN201310348877.5A Pending CN104369491A (en) | 2013-08-12 | 2013-08-12 | PA/VMPET/Al/PE membrane material and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972390A (en) * | 2016-06-23 | 2016-09-28 | 南京惠科盛德节能科技有限公司 | Vacuum insulation plate |
| CN105970742A (en) * | 2016-06-23 | 2016-09-28 | 南京惠科盛德节能科技有限公司 | Preparing method for vacuum heat insulation board |
| CN106273977A (en) * | 2016-08-25 | 2017-01-04 | 四川汇利实业有限公司 | A kind of high-barrier composite membrane being applied to thermal insulation board |
| CN108995340A (en) * | 2018-07-27 | 2018-12-14 | 黄山永新股份有限公司 | A kind of high-barrier liquid detergent packaging bag and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012121241A (en) * | 2010-12-09 | 2012-06-28 | Kohjin Co Ltd | Biaxially-stretched polybutylene terephthalate film |
| CN102729542A (en) * | 2012-07-03 | 2012-10-17 | 上海紫江彩印包装有限公司 | High-separation thin film for heat-preservation material and manufacturing method thereof |
| CN103171192A (en) * | 2011-12-20 | 2013-06-26 | 常州市华健药用包装材料有限公司 | Medicinal composite film and its making method |
-
2013
- 2013-08-12 CN CN201310348877.5A patent/CN104369491A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012121241A (en) * | 2010-12-09 | 2012-06-28 | Kohjin Co Ltd | Biaxially-stretched polybutylene terephthalate film |
| CN103171192A (en) * | 2011-12-20 | 2013-06-26 | 常州市华健药用包装材料有限公司 | Medicinal composite film and its making method |
| CN102729542A (en) * | 2012-07-03 | 2012-10-17 | 上海紫江彩印包装有限公司 | High-separation thin film for heat-preservation material and manufacturing method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972390A (en) * | 2016-06-23 | 2016-09-28 | 南京惠科盛德节能科技有限公司 | Vacuum insulation plate |
| CN105970742A (en) * | 2016-06-23 | 2016-09-28 | 南京惠科盛德节能科技有限公司 | Preparing method for vacuum heat insulation board |
| CN105970742B (en) * | 2016-06-23 | 2017-08-25 | 南京惠科盛德节能科技有限公司 | A kind of preparation method of vacuum heat-insulating plate |
| CN106273977A (en) * | 2016-08-25 | 2017-01-04 | 四川汇利实业有限公司 | A kind of high-barrier composite membrane being applied to thermal insulation board |
| CN108995340A (en) * | 2018-07-27 | 2018-12-14 | 黄山永新股份有限公司 | A kind of high-barrier liquid detergent packaging bag and preparation method thereof |
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Application publication date: 20150225 |