CN104553170A - Root-resistant waterproof coiled material and preparation method thereof - Google Patents
Root-resistant waterproof coiled material and preparation method thereof Download PDFInfo
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- CN104553170A CN104553170A CN201410815419.2A CN201410815419A CN104553170A CN 104553170 A CN104553170 A CN 104553170A CN 201410815419 A CN201410815419 A CN 201410815419A CN 104553170 A CN104553170 A CN 104553170A
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- root
- modified asphalt
- penetration resistant
- resistant waterproof
- root penetration
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- 239000000463 material Substances 0.000 title claims abstract description 73
- 238000002360 preparation method Methods 0.000 title abstract description 9
- 239000010426 asphalt Substances 0.000 claims abstract description 68
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 51
- 229910052802 copper Inorganic materials 0.000 claims abstract description 49
- 239000010949 copper Substances 0.000 claims abstract description 49
- 239000002131 composite material Substances 0.000 claims abstract description 34
- 229920000728 polyester Polymers 0.000 claims abstract description 31
- 239000000835 fiber Substances 0.000 claims abstract description 29
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 22
- 238000004078 waterproofing Methods 0.000 claims abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 238000002955 isolation Methods 0.000 claims abstract description 7
- 230000035515 penetration Effects 0.000 claims description 51
- 239000011347 resin Substances 0.000 claims description 26
- 229920005989 resin Polymers 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 21
- 238000003756 stirring Methods 0.000 claims description 18
- 239000012528 membrane Substances 0.000 claims description 16
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 13
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 12
- FACXGONDLDSNOE-UHFFFAOYSA-N buta-1,3-diene;styrene Chemical compound C=CC=C.C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 FACXGONDLDSNOE-UHFFFAOYSA-N 0.000 claims description 10
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 239000011159 matrix material Substances 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 239000002981 blocking agent Substances 0.000 claims description 8
- 230000003712 anti-aging effect Effects 0.000 claims description 7
- 229920001684 low density polyethylene Polymers 0.000 claims description 7
- 239000004702 low-density polyethylene Substances 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 claims description 6
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 150000003505 terpenes Chemical class 0.000 claims description 6
- 235000007586 terpenes Nutrition 0.000 claims description 6
- 238000007598 dipping method Methods 0.000 claims description 5
- 238000007747 plating Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000003208 petroleum Substances 0.000 claims description 4
- 238000013329 compounding Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000004745 nonwoven fabric Substances 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 3
- 239000003340 retarding agent Substances 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 239000012943 hotmelt Substances 0.000 claims 1
- 230000009977 dual effect Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 description 11
- 241000196324 Embryophyta Species 0.000 description 9
- 238000010276 construction Methods 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 5
- 244000025254 Cannabis sativa Species 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002363 herbicidal effect Effects 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003878 thermal aging Methods 0.000 description 1
Classifications
-
- 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
- B32B27/16—Layered products comprising a layer of synthetic resin specially treated, e.g. irradiated
-
- 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
- B32B11/00—Layered products comprising a layer of bituminous or tarry substances
- B32B11/04—Layered products comprising a layer of bituminous or tarry substances comprising such bituminous or tarry substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B11/046—Layered products comprising a layer of bituminous or tarry substances comprising such bituminous or tarry substance 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
-
- 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
- B32B11/00—Layered products comprising a layer of bituminous or tarry substances
- B32B11/10—Layered products comprising a layer of bituminous or tarry substances next to a fibrous or filamentary layer
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Tires In General (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention provides a root-resistant waterproof coiled material and a preparation method thereof. The waterproof coiled material comprises a composite copper base, wherein modified asphalt is arranged on the two sides of the composite copper base respectively; an isolation material is arranged on the side, far away from the composite copper base, of the modified asphalt; the composite copper base comprises a copper-plated felt, modified asphalt and a long-fiber polyester base material, which are sequentially arranged; raw materials of the modified asphalt comprise a root resisting agent. According to the root-resistant waterproof coiled material, the waterproofing capability of the coiled material can be effectively improved, and the structure can be better guaranteed; in addition, the root-resistant waterproof coiled material also has dual root resistance, and has a dual-safety function in preventing plant puncturing, and root puncturing caused by surface scratch damage caused by improper manual operation can be avoided.
Description
Technical Field
The invention belongs to the field of waterproof coiled materials, and relates to a root penetration resistant waterproof coiled material which can be widely applied to various fields such as roofs, planting engineering, civil and architectural engineering and the like.
Background
Based on the pursuit of environmental protection, greening environment and natural air purification and the advocation of returning to the natural concept, people begin to realize the importance of planting grass and trees and begin to plant a large amount of grass and trees, but the root systems of plants can damage the waterproof layer of the waterproof material, so that the waterproof performance of the waterproof material is reduced. In contrast, in the early 80 s of the 20 th century, the root-resistant waterproof material was developed in advanced western countries prior to china (in the middle 90 s of the 20 th century), and the problem of damage of vegetation root systems to waterproof layers was solved.
There are two main types of root-resistant waterproof materials: firstly, the physical puncture prevention adopts the waterproof concept of 'hanging garden' and adopts metal materials to resist the damage of root systems, and at present, the copper-filled asphalt waterproof material is mainly used; and secondly, chemical root resistance is adopted, and the chemical root resistance agent is added to prevent the growth of the plant root system to the inside of the waterproof roll or change the growth direction of the root system, so that the waterproof layer is prevented from being damaged, and meanwhile, the normal growth of the plant cannot be influenced. However, in the physical puncture-proof, the product using the metal copper foil as the carrier can generate cracks caused by bending in the construction application process under the low-temperature environment, so that the phenomenon of partial root resistance loss can be caused. In addition, the polymer modified asphalt chemical root-resistant waterproof coiled material adopted in market application at home and abroad is wide, but the product quality is not uniform, and the polymer modified asphalt chemical root-resistant waterproof coiled material added with the herbicide is also produced. Therefore, how to research and develop a product with the double root-resisting performance has important significance.
Disclosure of Invention
In order to achieve the purpose, the root penetration resistant waterproof coiled material is researched and tested, the physical and mechanical properties, functional reliability and use performance of the product are compared with those of a polymer modified asphalt chemical root penetration resistant waterproof coiled material, and through continuous production pilot tests, the root penetration resistant waterproof coiled material which has a waterproof function and a double root resistance function is finally produced.
In addition, the invention also provides a preparation method of the root penetration resistant waterproof coiled material, and the root penetration resistant waterproof coiled material prepared by the method has a waterproof function and a double root resistance function.
Therefore, the invention provides a root penetration resistant waterproof coiled material which comprises a composite copper matrix, wherein modified asphalt is respectively arranged on two sides of the composite copper matrix, an isolation material is arranged on one side of the modified asphalt, which is far away from the composite copper matrix, the composite copper matrix comprises a copper-plated felt, the modified asphalt and a long-fiber polyester matrix which are sequentially arranged, and the raw material of the modified asphalt comprises a root-resisting agent.
Wherein, the modified asphalt is prepared from raw materials including asphalt, styrene-butadiene-styrene, tackifying resin, anti-aging agent, root-resisting agent and heavy calcium carbonate.
The modified asphalt comprises the following raw materials in parts by weight:
preferably, the tackifying resin is one of C5 petroleum resin, coumarone resin, liquid terpene resin and solid terpene resin.
Preferably, the root-resisting agent is HoffmannTMRoot-blocking agent and PTCTMRoot-retarding agent, LanxessTMB2 root blocker, LanxessTMB5 one of root-resisting agents.
The copper-plated felt is composed of polyester fibers, and a first metal nickel layer, a copper layer and a second metal nickel layer are sequentially arranged on the surface of the polyester fibers.
Preferably, the copper plating amount per unit area of the copper layer is (22.2-27.2) g/m2。
The long-fiber polyester wadding is non-woven fabric produced with polyester filament fiber as material and through needle punching, hot adhering or chemical adhering.
Preferably, the thickness of the long-fiber polyester tire is (1.3-1.5) mm, the gram weight is (250-280) g/square meter, the width is (1010-1020) mm, the longitudinal maximum tension is more than or equal to 800N/50mm, the elongation at the longitudinal maximum tension is more than or equal to 38%, the transverse maximum tension is more than or equal to 800N/50mm, and the elongation at the transverse maximum tension is more than or equal to 42%.
Wherein the isolation material is low density polyethylene, the molecular weight of the low density polyethylene is 5000-15000, and the low density polyethylene is hot melted and baked at 160-180 ℃.
Preferably, the thickness of the modified asphalt arranged on one side of the composite copper tire base is (0.5-0.8) mm, the thickness of the modified asphalt in the composite copper tire base is (0.3-0.5) mm, and the thickness of the modified asphalt arranged on the other side of the composite copper tire base is more than or equal to 1.0 mm.
Preferably, the entire thickness of the root penetration resistant waterproof roll is 4.0mm or more.
More preferably, the overall thickness of the root-piercing resistant waterproofing membrane is 4.0mm or 5.0 mm.
As another embodiment, the present invention further provides a method for preparing a root penetration resistant waterproof roll, where the root penetration resistant waterproof roll is any one of the root penetration resistant waterproof rolls, and the preparation method includes the following steps:
(S1) pre-dipping the long fiber polyester batt and coating the modified asphalt on one side;
(S2) pre-dipping the copper-plated felt and compounding with the long fiber polyester batt coated with the modified asphalt on one side in the step (S1) to form a composite copper batt base;
(S3) respectively coating modified asphalt on two sides of the composite copper tire base;
(S4) coating an isolation material on one side of the modified asphalt, which is far away from the composite copper tire base, spraying water, and cooling and shaping;
(S5) winding.
Wherein, before the step (S1), a step (S0) of forming a modified asphalt is further included, and the step (S0) includes:
(S01) heating the asphalt to (150-160) DEG C;
(S02) adding styrene-butadiene-styrene, stirring continuously until the styrene-butadiene-styrene is completely dissolved and uniformly dispersed, and controlling the temperature to be (165-175) DEG C in the stirring process;
(S03) keeping the temperature at 165-175 ℃, adding tackifying resin, and continuously stirring until the tackifying resin is fully dissolved and dispersed;
(S04) adding heavy calcium carbonate and stirring continuously;
(S05) adding the anti-aging agent and the root-resisting agent, stirring for 0.5-1.5 hours, and controlling the temperature at 170-180 ℃ in the stirring process.
The invention has the following beneficial effects:
the root penetration resistant waterproof coiled material provided by the invention can effectively improve the waterproof capability of the coiled material and has a more excellent effect on the guarantee of the structure; simultaneously, above-mentioned waterproofing membrane still has dual root performance of hindering, has the dual fail-safe effect to preventing the plant puncture, can avoid the root puncture that leads to because of the damaged and of the surface mar that artificial misoperation causes.
According to the preparation method of the root penetration resistant waterproof coiled material, the root penetration resistant waterproof coiled material prepared by the preparation method can effectively improve the waterproof capability of the coiled material, and plays a more excellent role in guaranteeing the structure; simultaneously, above-mentioned root resistance waterproofing membrane still has dual root resistance performance, has the dual fail-safe effect to preventing the plant puncture, can avoid the root puncture that leads to because of the damaged and of the surface mar that artificial misoperation causes.
Drawings
Fig. 1 is a schematic structural view of a root penetration resistant waterproof roll provided in embodiment 1 of the present invention;
FIG. 2 is a flow chart showing the operation of a process for producing modified asphalt according to example 1 of the present invention;
FIG. 3 is a flowchart of the operation of the method for manufacturing a root penetration resistant waterproof roll material according to example 1 of the present invention; wherein,
1-an isolating material; 2-modified asphalt; 3-plating copper felt; 4-modified asphalt of composite copper base; 5-long fiber polyester batting; 6-modified asphalt; 7-an isolating material; 8-composite copper base.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following describes the root penetration resistant waterproof roll material and the preparation method thereof in detail with reference to the attached drawings.
The root-puncture-resistant waterproof coiled material provided by the invention can effectively improve the waterproof capability of the coiled material and has a more excellent effect on the guarantee of the structure; simultaneously, above-mentioned waterproofing membrane still has dual root performance of hindering, has the dual fail-safe effect to preventing the plant puncture, can avoid the root puncture that leads to because of the damaged and of the surface mar that artificial misoperation causes.
Referring to fig. 1, in order to achieve the above object, the root penetration resistant waterproof roll provided in this embodiment includes a composite copper tire base 8, modified asphalt 2 and modified asphalt 6 are respectively disposed on two sides of the composite copper tire base 8, a spacer material 1 and a spacer material 7 are disposed on one side of the modified asphalt 2 and the modified asphalt 6 away from the composite copper tire base 8, the composite copper tire base 8 includes a copper-plated felt 3, a modified asphalt 4 and a long-fiber polyester tire 5, which are sequentially disposed, wherein a raw material of the modified asphalt includes a root-blocking agent.
In the embodiment, the long-fiber polyester tire 5 has high tensile strength, large elongation, excellent puncture resistance and cut-and-tear resistance, large tear resistance, good fatigue resistance, slow change of storage attenuation under the same conditions and small relative amplitude; the long-fiber polyester tire 5 is used as a carrier, so that the adaptability of the waterproof roll to shrinkage deformation and cracking of a base layer can be enhanced. The copper-plated felt 3 and the long-fiber polyester tire 5 are compounded by root-resistant modified asphalt and are jointly used as tire bodies, and the long-fiber polyester tire 5 and the copper-plated felt 3 are stressed simultaneously under the condition of bearing external force stretching, so that the root puncture-resistant waterproof coiled material has higher tensile strength and stronger external damage resistance compared with the existing waterproof coiled material only adopting the long-fiber polyester tire as the tire bodies, can enhance the damage resistance of a structural layer, improves the tensile strength and the dimensional stability of a product, and also improves the water pressure resistance of the product. Meanwhile, the copper-plated felt 3 has the physical puncture-proof function, and the modified asphalt is added with the root-blocking agent, so that the modified asphalt has the double root-blocking function, and the service life, the root-blocking function and the mould resistance of the product are effectively ensured.
In this example, the modified asphalt was prepared from raw materials including asphalt, styrene-butadiene-styrene (SBS), tackifying resin, anti-aging agent, root-blocking agent, and ground calcium carbonate.
The modified asphalt is prepared from the following raw materials in parts by weight:
preferably, the tackifying resin is one of C5 petroleum resin, coumarone resin, liquid terpene resin and solid terpene resin.
Preferably, the root-resisting agent is HoffmannTMRoot-blocking agent and PTCTMRoot-retarding agent, LanxessTMB2 root blocker, LanxessTMB5 one of root-resisting agents.
The copper-plated felt 3 is composed of polyester fiber, the surface of the polyester fiber is sequentially provided with a first metal nickel layer, a copper layer and a second metal nickel layer, wherein the copper plating amount per unit area of the copper layer is (22.2)～27.2)g/m2The thickness of the copper plating is (0.0045-0.0055) mm. Surface resistance of second metallic nickel layer<0.08 Ω, compression set<20% tear strength (cross/machine) 15/11N.
Compared with the prior art that copper foil is used as a copper base, the copper-plated felt 3 has better flexibility, and can avoid the phenomenon that cracks are caused by bending in the construction application process under a low-temperature environment to cause local root resistance loss in the actual construction application.
In this embodiment, the long polyester batt 5 is a non-woven fabric produced by using polyester filament fibers as raw materials and using a needle punching method through thermal bonding or chemical bonding, the thickness of the long polyester batt 5 is (1.3-1.5) mm, and the gram weight is (250-280) g/m2The width is (1010-1020) mm, the longitudinal maximum tension is more than or equal to 800N/50mm, the elongation at the longitudinal maximum tension is more than or equal to 38%, the transverse maximum tension is more than or equal to 800N/50mm, and the elongation at the transverse maximum tension is more than or equal to 42%.
In this embodiment, the isolation material is low density polyethylene, which has a molecular weight of 5000-15000 and is hot-melted at 160-180 ℃.
In this embodiment, the thickness of the modified asphalt 2 is (0.5-0.8) mm, the thickness of the modified asphalt 4 in the composite copper tire base 8 is (0.3-0.5) mm, and the thickness of the modified asphalt 6 is not less than 1.0 mm. The whole thickness of the root penetration resistant waterproof coiled material is 4.0mm or 5.0 mm. The thickness distribution of the three-layer modified asphalt is beneficial to the production of products and the construction of the products, and simultaneously, the three-layer modified asphalt can better keep the functions of root resistance and water resistance.
The root penetration resistant waterproof coiled material is constructed by a hot melting method, and the lap joints are required to be constructed and bonded completely during construction, so that no gap can be reserved.
In view of the use effect of the root penetration resistant waterproof roll provided by this embodiment, the applicant describes the following three embodiments, please refer to the following table.
TABLE 1 effects of Using three embodiments of the root penetration resistant waterproofing roll provided in this example
Wherein the tackifying resin is C5 petroleum resin, and the anti-aging agent is BasfTMUV770, and root-resisting agent HoffmannTMThe produced root-resisting agent.
The applicant tests the physicochemical properties of the root penetration resistant waterproof coiled material in the mode 2 provided by the invention, and analyzes and compares the physical and chemical properties with the chemical root penetration resistant waterproof coiled material of the polymer modified asphalt, and the analysis results are shown in the following table.
TABLE 2 comparison of physicochemical Properties of the root penetration resistant waterproofing Membrane with the Polymer modified asphalt chemical root penetration resistant waterproofing Membrane
Through comparative analysis, the following results are obtained:
(1) the root penetration resistant waterproof coiled material has stronger tensile property for resisting external force damage, has more excellent thermal aging stability, and provides stronger guarantee for the structural stability after construction.
(2) Root resistance waterproofing membrane has great waterproof ability, has also played more excellent effect to the guarantee of structure.
(3) Root resistant waterproofing membrane has dual root resistance ability, has the dual fail-safe effect to preventing the plant puncture, can avoid the root puncture that leads to because of the damaged and of the surface mar that artificial misoperation causes.
(4) Because the root penetration resistant waterproof coiled material is of a multilayer structure, the copper-plated felt can be visually observed from the section, so that the hidden danger caused by the fake behavior of unscrupulous enterprises is reduced.
(5) Because copper has the characteristic of preventing bacteria from growing on the surface of the copper, the root-resistant waterproof coiled material has good mould resistance, and the effective time of the function of the root-resistant waterproof coiled material is further ensured.
Referring to fig. 2 and fig. 3, as another technical solution, a method for preparing a root penetration resistant waterproof roll of the present invention is a root penetration resistant waterproof roll of any one of the above, and the method includes the following steps:
(S0) preparing modified asphalt:
(S01) heating the asphalt to (150-160) DEG C;
(S02) adding SBS, stirring continuously until SBS is dissolved and dispersed evenly, and controlling the temperature at (165-175) DEG C in the stirring process;
(S03) keeping the temperature at 165-175 ℃, adding tackifying resin, and continuously stirring until the tackifying resin is fully dissolved and dispersed;
(S04) adding heavy calcium carbonate and stirring continuously;
(S05) adding the anti-aging agent and the root-resisting agent, stirring for 0.5-1.5 hours, and controlling the temperature at 170-180 ℃ in the stirring process.
(S1) pre-dipping the long fiber polyester batt and coating the modified asphalt on one side;
(S2) pre-dipping the copper-plated felt and compounding with the long fiber polyester batt coated with the modified asphalt on one side in the step (S1) to form a composite copper batt base;
(S3) respectively coating modified asphalt on two sides of the composite copper tire base;
(S4) coating an isolation material on one side of the modified asphalt, which is far away from the composite copper tire base, spraying water, and cooling and shaping;
(S5) winding.
In the preparation process, by means of the method for preparing the root penetration resistant waterproof coiled material, the prepared root penetration resistant waterproof coiled material can effectively improve the waterproof capability of the coiled material and has more excellent effect on the guarantee of the structure; simultaneously, above-mentioned root resistance waterproofing membrane still has dual root resistance performance, has the dual fail-safe effect to preventing the plant puncture, can avoid the root puncture that leads to because of the damaged and of the surface mar that artificial misoperation causes.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (15)
1. The root-resistant waterproof coiled material is characterized by comprising a composite copper base, wherein modified asphalt is respectively arranged on two sides of the composite copper base, an isolating material is arranged on one side, away from the composite copper base, of the modified asphalt, the composite copper base comprises a copper-plated felt, the modified asphalt and a long-fiber polyester base which are sequentially arranged, and a root-resistant agent is arranged in raw materials of the modified asphalt.
2. The root penetration resistant waterproof roll material according to claim 1, wherein the modified asphalt is made of raw materials including asphalt, styrene-butadiene-styrene, tackifying resin, anti-aging agent, root-blocking agent, and ground calcium carbonate.
3. The root puncture resistant waterproof roll material as claimed in claim 2, wherein the raw materials in parts by weight are:
4. the root penetration resistant waterproof roll material as claimed in claim 2, wherein the tackifying resin is one selected from C5 petroleum resin, coumarone resin, liquid terpene resin and solid terpene resin.
5. The root penetration resistant waterproof roll material as claimed in claim 2, wherein the root-blocking agent is HoffmannTMRoot-blocking agent and PTCTMRoot-retarding agent, LanxessTMB2 root blocker, LanxessTMB5 one of root-resisting agents.
6. The root penetration resistant waterproof roll material according to claim 1, wherein the copper-plated felt is made of polyester fiber, and a first metal nickel layer, a copper layer and a second metal nickel layer are sequentially arranged on the surface of the polyester fiber.
7. The root penetration resistant water-proof roll material as claimed in claim 6, wherein the copper plating amount per unit area of the copper layer is 22.2g/m2～27.2g/m2。
8. The root penetration resistant waterproof roll material according to claim 1, wherein the long fiber polyester batt is a nonwoven fabric produced by using polyester filament fibers as raw materials and by a needle punching method through a thermal bonding or chemical bonding method.
9. The root penetration resistant waterproof roll material according to claim 8, wherein the long fiber polyester batt has a thickness of 1.3mm to 1.5mm and a grammage of 250g/m2～280g/m2The width is 1010 mm-1020 mm, the longitudinal maximum tension is more than or equal to 800N/50mm, the elongation at the longitudinal maximum tension is more than or equal to 38%, the transverse maximum tension is more than or equal to 800N/50mm, and the elongation at the transverse maximum tension is more than or equal to 42%.
10. The root penetration resistant waterproof roll material according to claim 1, wherein the isolation material is low density polyethylene, the molecular weight of the low density polyethylene is 5000-15000, and the low density polyethylene is hot-melt baked at 160-180 ℃.
11. The root penetration resistant waterproof roll material as claimed in claim 1, wherein the thickness of the modified asphalt arranged on one side of the composite copper matrix is 0.5mm to 0.8mm, the thickness of the modified asphalt in the composite copper matrix is 0.3mm to 0.5mm, and the thickness of the modified asphalt arranged on the other side of the composite copper matrix is more than or equal to 1.0 mm.
12. The root penetration resistant waterproofing membrane according to claim 1, wherein the overall thickness of the root penetration resistant waterproofing membrane is 4.0mm or more.
13. The roll of root penetration resistant waterproofing membrane of claim 12 wherein the overall thickness of the roll of root penetration resistant waterproofing membrane is 4.0mm or 5.0 mm.
14. A method for preparing a root penetration resistant waterproof coiled material, which is characterized in that the root penetration resistant waterproof coiled material is any one of the root penetration resistant waterproof coiled materials in claims 1 to 13, and the method comprises the following steps:
(S1) coating the modified asphalt on one side after pre-dipping the long fiber polyester batt;
(S2) pre-impregnating and compounding the copper-plated felt with the long fiber polyester batt having one side coated with the modified asphalt in the step (S1) to form a composite copper batt base;
(S3) coating the modified asphalt on both sides of the composite copper matrix, respectively;
(S4) coating the isolating material on one side of the modified asphalt, which is far away from the composite copper tire base, simultaneously spraying water, and then cooling and shaping;
(S5) winding.
15. The method for producing a root penetration resistant waterproofing membrane according to claim 14, wherein the root penetration resistant waterproofing membrane is the root penetration resistant waterproofing membrane of claim 3, and further comprising a step (S0) of forming modified asphalt before the step (S1), the step (S0) comprising:
(S01) heating the asphalt to 150-160 ℃;
(S02) adding styrene-butadiene-styrene, stirring continuously until the styrene-butadiene-styrene is completely dissolved and dispersed uniformly, and controlling the temperature in the stirring process at 165-175 ℃;
(S03) keeping the temperature at 165-175 ℃, adding tackifying resin, and continuously stirring until the tackifying resin is fully dissolved and dispersed;
(S04) adding heavy calcium carbonate and stirring continuously;
(S05) adding the anti-aging agent and the root-resisting agent, stirring for 0.5-1.5 hours, and controlling the temperature in the stirring process at 170-180 ℃.
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| CN105603771A (en) * | 2015-12-21 | 2016-05-25 | 潍坊市宏源防水材料有限公司 | High-extension copper tire based root puncture-resistant waterproofing coiled material and preparation method thereof |
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| CN109504039A (en) * | 2018-10-31 | 2019-03-22 | 湖北工业大学 | A kind of corrosion-resistant flexible-epoxy root-resistant puncturing water-proof composite material |
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Application publication date: 20150429 |