CN111204100A - TPO waterproof coiled material with temperature adjusting function and preparation method thereof - Google Patents
TPO waterproof coiled material with temperature adjusting function and preparation method thereof Download PDFInfo
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- CN111204100A CN111204100A CN202010027562.0A CN202010027562A CN111204100A CN 111204100 A CN111204100 A CN 111204100A CN 202010027562 A CN202010027562 A CN 202010027562A CN 111204100 A CN111204100 A CN 111204100A
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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
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
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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
- 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
- B32B5/022—Non-woven fabric
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/02—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with hydrocarbons
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/188—Monocarboxylic acids; Anhydrides, halides or salts thereof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/227—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of hydrocarbons, or reaction products thereof, e.g. afterhalogenated or sulfochlorinated
- D06M15/233—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of hydrocarbons, or reaction products thereof, e.g. afterhalogenated or sulfochlorinated aromatic, e.g. styrene
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/263—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/53—Polyethers
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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
- B32B2262/0253—Polyolefin 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
- 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
- B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
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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
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups
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Abstract
The invention relates to the technical field of waterproof rolls, in particular to a TPO (thermoplastic polyolefin) waterproof roll with a temperature adjusting function and a preparation method thereof, wherein the roll comprises a bottom layer and a surface layer, the bottom layer is a common TPO waterproof roll layer, the surface layer is a temperature adjusting fabric layer, and the temperature adjusting fabric layer is a fabric layer with a phase change energy storage material; the preparation method comprises the following steps: preparing the emulsion with the temperature regulating function, compounding the bottom layer and the fabric layer, and spraying and winding the emulsion with the temperature regulating function. The coiled material disclosed by the invention has the functions of adjusting the indoor temperature while preventing water, so that the resources are utilized to the maximum extent, the low-carbon and green energy-saving targets are implemented, and the indoor human environment is more comfortable.
Description
Technical Field
The invention relates to the technical field of waterproof rolls, in particular to a TPO waterproof roll with a temperature adjusting function and a preparation method thereof.
Background
The TPO waterproof coiled material (thermoplastic polyolefin waterproof coiled material) is a novel waterproof coiled material prepared by taking thermoplastic polyolefin synthetic resin polymerized from ethylene propylene rubber and polypropylene as a base material and adding an antioxidant, an anti-aging agent and a softening agent, has the excellent weather resistance and low-temperature flexibility of the ethylene propylene rubber and the weldability of the polypropylene, and completely overcomes the defects that the synthetic rubber waterproof coiled material cannot be welded and the synthetic resin waterproof coiled material is easy to age due to the migration of the plasticizer. Because the outer surface of the TPO waterproof coiled material is white, the TPO waterproof coiled material has higher reflectivity to sunlight.
The concept of cool roofing, which is a building roofing for reducing solar radiation heat absorption by improving the solar reflectance and thermal emissivity of the material surface, so as to keep a lower temperature in summer sunlight, was originally generated in the united states. The U.S. environmental protection agency estimates that the annual cooling costs for commercial buildings are about $ 400 billion, which equates to 1/6 for a full U.S. utility, while a good cool roofing system can save air conditioning costs by as much as 10% to 40% per year. Similarly, in summer, China also uses a large amount of air conditioners for refrigeration, and in order to deal with the increasingly tense problem of fossil energy shortage and respond to the national requirements of energy conservation and emission reduction, roofing designers and owners in China increasingly pay more attention to cold roofing systems. Based on its excellent properties, TPO single-layer roofing systems have become the most popular cool roofing product in the market today.
When current TPO waterproofing membrane used as cold roofing product, mainly relied on white surface to reflect the sunlight, but TPO waterproofing membrane uses 2 ~ 3 years after, and yellowing can take place for its surface color usually, also can greatly reduced to the reflectivity of sunlight, seriously influences energy-conserving effect to TPO individual layer roofing system's further popularization and application has been restricted. Therefore, the TPO waterproof coiled material with the temperature regulation function and the preparation method thereof have important significance.
Disclosure of Invention
The TPO waterproof coiled material has the advantages that the coiled material has the function of adjusting the indoor temperature while being waterproof, the resources are utilized to the maximum extent, the low-carbon and green energy-saving target is implemented, and the indoor living environment is more comfortable.
In a first aspect, the invention provides a TPO waterproof roll with a temperature adjusting function, which comprises a bottom layer and a surface layer, wherein the bottom layer is a common TPO waterproof roll layer, the surface layer is a temperature adjusting fabric layer, and the temperature adjusting fabric layer is a fabric layer with a phase change energy storage material.
Further, for convenient construction and guarantee lap joint seam quality, reserve the overlap joint limit in the long limit edge of coiled material, the width is 80 ~ 100mm, and adjacent coiled material adopts hot-blast welded overlap joint mode.
Furthermore, the common TPO waterproof roll layer is a homogeneous TPO waterproof roll, a grid cloth reinforced TPO waterproof roll or a self-adhesive TPO waterproof roll, the thickness of the common TPO waterproof roll layer is 1.20-2.00 mm, the width of the common TPO waterproof roll layer is 1000-2000 mm, and the size specification meets the requirement on the thickness of the roll in the technical specification of single-layer waterproof roll roofing engineering;
the grid cloth reinforced TPO waterproof roll layer comprises an upper layer, a middle layer and a lower layer, wherein the upper layer is a homogeneous TPO waterproof roll layer, the middle layer is a grid cloth reinforcing layer, and the lower layer is a homogeneous TPO waterproof roll layer;
the waterproof roll material layer of self-adhesion type TPO includes upper strata and lower floor, and the upper strata is the waterproof roll material layer of homogeneity TPO, and the lower floor is from the viscose layer.
Further, the fabric layer is a non-woven fabric, the non-woven fabric is made of one or more fiber fabrics, and the fiber fabrics comprise polyester fibers, terylene and polypropylene fibersThe fabric layer has the gram weight of 80-140 g/m2The width is 920-1920 mm.
Further, the phase change energy storage material is a eutectic mixture of polyethylene glycol, paraffin and myristic acid, the phase change temperature is 30-60 ℃, and the phase change enthalpy is 140-200 kJ/kg.
Further, the weight ratio of the polyethylene glycol to the paraffin to the myristic acid is 1: 0.5-1.0: 1.0-1.5, and the weight average molecular weight of the polyethylene glycol is 4000.
In a second aspect, the present invention provides a preparation method of the above TPO waterproof roll with a temperature adjusting function, including the following steps:
s1: the preparation of the emulsion with the function of temperature adjustment,
s2: the combination of the bottom layer and the fabric layer,
s3: spraying the emulsion with the temperature-regulating function,
s4: and (7) rolling to obtain the TPO waterproof roll with the temperature regulation function.
Further, the temperature-regulating functional emulsion is an emulsified product of a phase-change energy storage material, and the S1 comprises the following steps:
s11: adding a cationic emulsifier, deionized water and a phase change energy storage material at 80-110 ℃ into a high-speed shearing machine, and emulsifying to prepare a uniform emulsion;
s12: and adding styrene-acrylic emulsion and liquid light stabilizer into the emulsion prepared by S11, mixing to prepare the emulsion with the temperature regulating function, wherein under the action of the styrene-acrylic emulsion, the phase change energy storage material has strong adhesive force on the fiber fabric, is resistant to rain wash and immersion, and can be used for a long time.
Further, the S1 includes the following steps:
s11: adding a cationic emulsifier, deionized water and a phase change energy storage material at 80-110 ℃ into a high-speed shearing machine, and emulsifying at the rotating speed of 3000-5000 rpm to prepare a uniform emulsion, wherein the weight ratio of the cationic emulsifier to the deionized water to the phase change energy storage material is 0.01-0.05: 1.0: 0.1 to 0.4;
s12: and taking 1000g of the emulsion prepared by S11, adding 50-60 g of styrene-acrylic emulsion and 3-5 g of liquid light stabilizer, and mixing at the rotating speed of 1000-2000 rpm to prepare the emulsion with the temperature regulating function.
Further, the cationic emulsifier is an alkyl polyamine emulsifier, such as alkyl propylene diamine, tallow tetramine;
the styrene-acrylic emulsion is BATF RS-308, POLYSOL AP-1330, BASF 7538;
the liquid light stabilizer is Tinuvin B75, Tinuvin 571 and SKY7292 DW.
Further, the S2 includes the following steps:
during the bottom layer extrusion process, the fabric layer is laid flat on the bottom layer using a pair of rollers.
Further, the S3 includes the following steps:
the emulsion with the temperature-adjusting function prepared by S1 is mixed according to the ratio of 20-100 g/m2Evenly on the textile layer of spraying TPO coiled material in marcing, dip-dye the non-woven fabrics to dry with the blast air drying device.
The beneficial effect of the invention is that,
the coiled material disclosed by the invention has the function of regulating the indoor temperature while preventing water, and the latent heat value of the coiled material reaches 0.3-2.0 kJ/m2The resources can be utilized to the maximum extent, the low-carbon and green energy-saving targets are implemented, and the indoor human environment is more comfortable;
the coiled material is suitable for a single-layer metal roof system, can react to the temperature change of the environment, and correspondingly absorbs and releases heat: after the environmental temperature rises in summer, the phase-change material in the coiled material absorbs heat through solid-liquid phase transformation, and the phase-change material emits heat through liquid-solid phase transformation after the environmental temperature falls, so that the temperature fluctuation in a building is adjusted in a narrow interval through heat release and heat absorption, the use of refrigeration equipment is reduced, the energy consumption is saved, and meanwhile, the waterproof effect of the coiled material is not influenced.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a TPO waterproof roll with a temperature regulation function according to the present invention;
fig. 2 is a graph showing the change in temperature of the interior of the chamber in one day of test example 2.
In the figure, 1 is the bottom layer and 2 is the surface layer.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment 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.
Example 1
As shown in figure 1, a TPO waterproofing membrane with temperature regulation function comprises a bottom layer 1 and a surface layer 2, wherein the bottom layer 1 is a homogeneous TPO waterproofing membrane with the thickness of 1.2mm and the width of 2m, the surface layer 2 is a polypropylene non-woven fabric with a phase change energy storage material, the phase change energy storage material comprises 0.5kg of polyethylene glycol, 0.5kg of paraffin and 0.7kg of myristic acid, the weight average molecular weight of the polyethylene glycol is 4000, and the gram weight of the polypropylene non-woven fabric is 100g/m2；
The preparation method of the coiled material comprises the following steps:
s1: preparation of emulsion with temperature regulating function
S11: adding 0.15kg of cationic emulsifier alkyl propylene diamine, 10kg of deionized water and 1.7kg of 110 ℃ phase change energy storage material into a high-speed shearing machine, and emulsifying at the rotating speed of 3000rpm to prepare uniform emulsion;
s12: taking 1000g S11 prepared emulsion, adding 60g of styrene-acrylic emulsion POLYSOL AP-1330 and 3g of liquid light stabilizer Tinuvin B75, and mixing at the rotating speed of 1000rpm to prepare temperature-regulating functional emulsion;
s2: composition of base layer and fabric layer
Taking a batch of polypropylene non-woven fabrics, and in the process of extruding the bottom layer, smoothly compounding the non-woven fabrics on the bottom layer by using a pair of rollers;
s3: spraying of emulsion with temperature regulating function
The temperature-adjusting functional emulsion prepared by S1 is added according to the proportion of 30g/m2Uniformly spraying the obtained product on a non-woven fabric of a homogeneous TPO coiled material moving at a low speed, dip-dyeing the non-woven fabric, and quickly drying the non-woven fabric by using a blast drying device;
s4: and (7) rolling to obtain the TPO waterproof roll with the temperature regulation function.
Example 2
As shown in figure 1, a TPO waterproofing membrane with temperature regulation function, including bottom 1 and top layer 2, wherein the bottom is the net cloth reinforcing TPO waterproofing membrane of 1.5mm thickness, 2m breadth, the top layer is the dacron non-woven fabrics with phase change energy storage material, phase change energy storage material includes 0.5kg of polyethylene glycol, 0.4kg of paraffin and 0.5kg of myristic acid, the weight average molecular weight of polyethylene glycol is 4000, the gram weight of dacron non-woven fabrics is 100g/m2；
The preparation method of the coiled material comprises the following steps:
s1: preparation of emulsion with temperature regulating function
S11: adding 0.2kg of cationic emulsifier alkyl propylene diamine, 10kg of deionized water and 1.4kg of phase change energy storage material at 100 ℃ into a high-speed shearing machine, and emulsifying at the rotating speed of 5000rpm to prepare uniform emulsion;
s12: taking 1000g S11 prepared emulsion, adding 55g of styrene-acrylic emulsion POLYSOL AP-1330 and 4g of liquid light stabilizer Tinuvin B75, and mixing at 2000rpm to prepare temperature-regulating functional emulsion;
s2: composition of base layer and fabric layer
Taking a batch of polyester non-woven fabrics, and in the process of extruding the bottom layer, smoothly compounding the non-woven fabrics on the bottom layer by using a pair of rollers;
s3: spraying of emulsion with temperature regulating function
The emulsion with the temperature regulating function prepared by S1 is mixed according to the ratio of 80g/m2Mesh cloth uniformly sprayed to low-speed travelingOn the non-woven fabric of the reinforced TPO coiled material, dip-dyeing the non-woven fabric, and quickly drying by using a blast drying device;
s4: and (7) rolling to obtain the TPO waterproof roll with the temperature regulation function.
Example 3
On embodiment 2's basis, for convenient construction and assurance lap joint seam quality, reserve the overlap joint limit in the long limit edge of coiled material, the width is 80 ~ 100mm, and adjacent coiled material adopts hot-blast welded overlap joint mode.
Test example 1
Using a synchronous thermal analyzer TGA/DSC1 of METTLER TOLEDO, Switzerland, using the rolls produced in examples 1 and 2, the homogeneous TPO waterproofing roll used in example 1, and the mesh-cloth-reinforced TPO waterproofing roll used in example 2 as test objects, the test objects were measured in N2And (3) under the protective atmosphere, heating from room temperature to 80 ℃ at the heating rate of 5 ℃/min, keeping the temperature for 1 minute, then cooling to room temperature, recording a DSC curve in the test process, and calculating to obtain the latent heat value and the phase change temperature of the contained phase change energy storage material. The test results are shown in table 1 below.
TABLE 1 latent heat value and phase transition thermometer
| Item | Example 1 | Example 2 | Homogeneous TPO waterproof coiled material | Grid cloth reinforced TPO waterproof coiled material |
| Latent heat value | 0.55kJ/m2 | 1.20kJ/m2 | 0.10kJ/m2 | 0.13kJ/m2 |
| Phase transition temperature | 56℃ | 60℃ | / | / |
Test example 2
The TPO waterproofing membrane with temperature adjusting function prepared in example 2 and the mesh fabric reinforced TPO waterproofing membrane used in example 2 were used for TPO single-layer roofing construction, and the indoor temperature per hour was measured, and the indoor temperature change curve per day is shown in fig. 2.
It can be seen that the highest indoor temperature of the roof constructed by the TPO waterproof roll prepared in example 2 is 16 o' clock, about 30 c, the lowest temperature is about 18 c, and the temperature difference between the two is about 12 c; the highest indoor temperature of the roof constructed by homogeneous TPO waterproof coiled materials with the same specification is about 15 points, about 34 ℃ and the lowest temperature is about 17 ℃; the temperature difference between the two is about 17 ℃, which is 5 ℃ higher than that of the roof constructed by the TPO waterproof coiled material prepared in example 2. In addition, the indoor temperature difference of the two single-layer roofs is 6 ℃ at most.
It can therefore be concluded that: the single-layer roof has small indoor temperature fluctuation, brings comfortable living environment for people, and also brings small refrigeration energy consumption.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a TPO waterproofing membrane with temperature regulation function, a serial communication port, the coiled material includes bottom and top layer, the bottom is ordinary TPO waterproofing membrane layer, the top layer is the fabric layer that adjusts the temperature, the fabric layer that adjusts the temperature is the fabric layer that has phase change energy storage material.
2. The TPO waterproof coiled material with the temperature adjusting function as claimed in claim 1, wherein overlapping edges with the width of 80-100 mm are reserved at the edges of the long edges of the coiled material, and the adjacent coiled materials are overlapped by hot air welding.
3. The TPO waterproofing membrane with temperature regulation function of claim 1, wherein the ordinary TPO waterproofing membrane layer is a homogeneous TPO waterproofing membrane, a mesh cloth reinforced TPO waterproofing membrane or a self-adhesive TPO waterproofing membrane, and the fabric layer is a non-woven fabric.
4. The TPO waterproof coiled material with the temperature regulation function as claimed in claim 1, wherein the phase change energy storage material is a eutectic mixture of polyethylene glycol, paraffin and myristic acid, and the weight ratio of the polyethylene glycol, the paraffin and the myristic acid is 1: 0.5-1.0: 1.0-1.5.
5. The TPO waterproof coiled material with the temperature regulation function as claimed in claim 1, wherein the phase change temperature of the phase change energy storage material is 30-60 ℃, and the enthalpy of phase change is 140-200 kJ/kg.
6. A method for preparing TPO waterproofing membrane with temperature adjusting function according to claim 1, characterized in that the method comprises the following steps:
s1: the preparation of the emulsion with the function of temperature adjustment,
s2: the combination of the bottom layer and the fabric layer,
s3: spraying the emulsion with the temperature-regulating function,
s4: and (7) rolling to obtain the TPO waterproof roll with the temperature regulation function.
7. The method for preparing a TPO waterproofing membrane with temperature adjusting function according to claim 6, wherein said S1 comprises the following steps:
s11: adding a cationic emulsifier, deionized water and a phase change energy storage material at 80-110 ℃ into a high-speed shearing machine, and emulsifying to prepare a uniform emulsion;
s12: and adding styrene-acrylic emulsion and liquid light stabilizer into the emulsion prepared by S11, mixing to prepare the emulsion with the temperature regulating function, wherein under the action of the styrene-acrylic emulsion, the phase change energy storage material has strong adhesive force on the fiber fabric, is resistant to rain wash and immersion, and can be used for a long time.
8. The method for preparing a TPO waterproofing membrane with temperature adjusting function according to claim 7, wherein said S1 comprises the following steps:
s11: adding a cationic emulsifier, deionized water and a phase change energy storage material at 80-110 ℃ into a high-speed shearing machine, and emulsifying at the rotating speed of 3000-5000 rpm to prepare a uniform emulsion, wherein the weight ratio of the cationic emulsifier to the deionized water to the phase change energy storage material is 0.01-0.05: 1.0: 0.1 to 0.4;
s12: and taking 1000g of emulsion prepared by S11, adding 50-60 g of styrene-acrylic emulsion and 3-5 g of liquid light stabilizer, mixing at the rotating speed of 1000-2000 rpm to prepare the emulsion with the temperature regulating function, wherein under the action of the styrene-acrylic emulsion, the phase change energy storage material has strong adhesive force on the fiber fabric, is resistant to rain wash and immersion, and can be used for a long time.
9. The method for preparing a TPO waterproofing membrane with temperature adjusting function according to claim 6, wherein said S2 comprises the following steps:
during the bottom layer extrusion process, the fabric layer is laid flat on the bottom layer using a pair of rollers.
10. The method for preparing a TPO waterproofing membrane with temperature adjusting function according to claim 6, wherein said S3 comprises the following steps:
the emulsion with the temperature-adjusting function prepared by S1 is mixed according to the ratio of 20-100 g/m2Evenly on the textile layer of spraying TPO coiled material in marcing, dip-dye the non-woven fabrics to dry with the blast air drying device.
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| CN (1) | CN111204100B (en) |
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| CN111675983A (en) * | 2020-06-05 | 2020-09-18 | 深圳市卓宝科技股份有限公司 | Temperature-adjustable self-adhesive waterproof roll |
| CN113186716A (en) * | 2021-04-12 | 2021-07-30 | 深圳大学 | Intelligent temperature-regulating composite material and preparation method and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111675983A (en) * | 2020-06-05 | 2020-09-18 | 深圳市卓宝科技股份有限公司 | Temperature-adjustable self-adhesive waterproof roll |
| CN113186716A (en) * | 2021-04-12 | 2021-07-30 | 深圳大学 | Intelligent temperature-regulating composite material and preparation method and application thereof |
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| Publication number | Publication date |
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| CN111204100B (en) | 2022-07-29 |
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