CN103075166A - Compound self-adhesion high polymer waterproof plate and preparation method thereof - Google Patents
Compound self-adhesion high polymer waterproof plate and preparation method thereof Download PDFInfo
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- CN103075166A CN103075166A CN2012105908038A CN201210590803A CN103075166A CN 103075166 A CN103075166 A CN 103075166A CN 2012105908038 A CN2012105908038 A CN 2012105908038A CN 201210590803 A CN201210590803 A CN 201210590803A CN 103075166 A CN103075166 A CN 103075166A
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Abstract
The invention discloses a compound self-adhesion high polymer waterproof plate and a preparation method thereof. The compound self-adhesion high polymer waterproof plate is obtained by sequentially compounding an isolating membrane layer, a self-adhesive glue layer, an upper waterproof plate layer, a geotechnical cloth compound layer and a lower waterproof plate layer form top to bottom; the upper waterproof plate layer and the lower waterproof plate layer are prepared from the following raw materials in parts by weight: 1 to 10 parts of styrene-ethylene-butadiene-styrol copolymer, 30 to 90 parts of ethylene-vinyl acetate copolymer, 20 to 50 parts of linear low-density polyethylene, 1 to 50 parts of high-density polyethylene, 1 to 10 parts of nano silicon oxide, 1 to 10 parts of nano aluminium hydroxide, 1 to 10 parts of nano titanium oxide, 0.01 to 3 parts of ultraviolet light absorber, 0.5 to 1.5 parts of antioxidant and 0.1 to 3 parts of auxiliary antioxidant. The compound self-adhesion high polymer waterproof plate is high in intensity, long in life and wide in width, has a self-adhesion function, and avoids fire risk in process of construction, so that the compound self-adhesion high polymer waterproof plate can be extensively applied to tunnel water resistance and refuse landfill impermeable projects in a railway industry, a road industry, a metro industry and the like.
Description
Technical field
The present invention relates to a kind of buildings waterproof plate and preparation method thereof.
Background technology
At present, in tunnel waterproofing engineering, playing the anti-splash guard that blends buffer action generally is to be formed by waterproof layer and geotextiles bonding, the raw material of waterproof layer is mainly the high molecular polymers such as low density polyethylene, LLDPE LLDPE, high density polyethylene, ethylene/acetic acid ethylene copolymer EVA, polyvinylchloride, ethylene-vinyl acetate modified bitumen ECB, and is equipped with the auxiliary materials such as carbon black, age resister, antioxidant, ultra-violet absorber, stabilizing agent.In tunnel water proofing construction, intensity, elongation rate, puncture-resistant ability and the construction technology aspect of splash guard had higher requirements, the conventional waterproof plate is difficult to take into account at above aspect of performance.
Serious Seepage in use often appears in existing splash guard, main cause have following some:
1, the splash guard material is bad at weather resisteant, ageing-resistant performance, intensity, elongation rate, puncture-resistant ability, antioxygenic property, resistance to acids and bases, cracky after using.
2, splash guard seam crossing welding quality is prone to defective.Existing geotechnological waterproofing materials fabric width is narrower, and construction is inconvenient, and seam gaps many often, and the probability that occurs quality problems after the welding is large,
3, waterproof layer and the geotechnological layer of cloth of existing splash guard are individual layer, and structure is single, and mechanical property is not good, need compound separately during construction, especially in the construction recombination process, because work progress is difficult for supervision, be prone to constructional deficiency and cost of production, construction cost all higher.
Summary of the invention
The invention provides a kind of composite self-adhering macromolecule splash guard and preparation method thereof, the technical problem that solve that existing splash guard is not easy to construct, intensity is low, be prone to welding quality defects, cost of production is high.
The technical solution adopted for the present invention to solve the technical problems is:
This composite self-adhering macromolecule splash guard is composited by separating film layer, self-adhesion glue-line, upper waterproof lamellar, geotextiles composite bed and lower waterproof lamellar from top to bottom successively;
Described upper waterproof lamellar and lower waterproof lamellar all are to be made by weight ratio by following raw material:
1～10 part of SIS/SEBS;
30～90 parts of ethene-vinyl acetate copolymers;
20～50 parts of LLDPEs;
1～50 part of high density polyethylene (HDPE);
1～10 part of nano silicon oxide;
1～10 part of nano-aluminum hydroxide;
1～10 part of nano-titanium oxide;
0.01～3 part of ultra-violet absorber;
0.5～1.5 part in antioxidant
0.1～3 part of auxiliary antioxidant.
The thickness of described upper waterproof lamellar and lower waterproof lamellar is 0.6～1.0mm; The self-adhesive layer thickness is 0.15～0.3mm; The thickness of separating film layer is 0.015～0.050mm.
The fabric width of described composite self-adhering macromolecule splash guard is 1.0～6.05m.
Described ultra-violet absorber is phenyl salicytate, 2-(2 ˊ-hydroxyl-5 ˊ-aminomethyl phenyl) BTA, 2,4-dihydroxy benaophenonel, ESCALOL 567 or 2-(2 '-hydroxyl-3 ', 5 '-two uncle's phenyl)-5-chlorination BTA.
Described antioxidant is 2, three grades of butyl of 6--4-methylphenol, two (3, three grades of butyl of 5--4-hydroxy phenyl) thioether, four (β-(three grades of butyl of 3,5--4-hydroxy phenyl) propionic acid) pentaerythritol ester etc. and diphenylamines, p-phenylenediamine (PPD) and EEDQ and derivative or polymer.
Described auxiliary antioxidant is the two Lauryl Alcohol ester esters of thio-2 acid, the two ten four carbon alcohols esters of thio-2 acid, the two octadecanol esters of thio-2 acid, tricresyl phosphite monooctyl ester or tridecyl phosphite.
Described geotextiles composite bed is polypropylene woven geotextiles, polypropylene fibre flat filament geotextiles, PFY geotextiles or glass geotextiles.
Described self-adhesion glue-line is the self-healing bonding agent.
Described barrier film is polyester insulating film, aluminium foil barrier film or polypropylene barrier film.
The preparation method of this described composite self-adhering macromolecule splash guard, preparation process is as follows:
Step 6 evenly applies the self-adhesion glue-line on upper waterproof lamellar;
Step 7 is covered separating film layer at the self-adhesion glue-line;
Step 8, product clot packing.
Beneficial effect of the present invention is as follows:
It is major ingredient that splash guard of the present invention adopts thermoplastic elastomer (TPE), ethene-vinyl acetate copolymer, LLDPE, is aided with multiple nano raw material, antioxidant, ultra-violet absorber and is prepared from.
Adopt thermoplastic elastomer (TPE) (SEBS), ethene-vinyl acetate copolymer, high density polyethylene (HDPE), LLDPE blend, various materials can produce dominant complementation effect, can produce hot strength and the tearing strength of good synergy, raising product.
Adopt nano-aluminum hydroxide, nano-titanium oxide, nano silicon oxide in product, to play chemiluminescence, three kinds of nano materials have respectively the diverse microcosmic characteristic: nano aluminium oxide hardness is high, good stability of the dimension, specific area large, good dispersion, can improve the performances such as product plasticity, intensity, hardness; Nano-titanium oxide has higher specific area, not only can play plasticising, humidification, and has the wide spectrum anti-ultraviolet function, has synergy with other ultra-violet absorbers aspect the raising product anti-ultraviolet function; Nano silicon oxide has high specific area and hardness, can improve intensity, plasticity, toughness, compactness, fineness and the anti-wear performance of product; Above three kinds of materials can be from collaborative product strength, anti-wear performance, plasticity and high temperature resistant, the low temperature resistant ability of improving of microcosmic.
The nano-titanium oxide material has absorption, scattering, three kinds of effects of emission ultraviolet ray, has the wide spectrum anti-ultraviolet function, therefore has synergy with ultra-violet absorber, can improve the performances such as product ageing resistance, durability.
Adopt antioxidant and auxiliary antioxidant synergy, can significantly strengthen product oxidation resistance, durability.
Splash guard of the present invention has bilayer, and the intermediate layer is geonet, this structural reinforcing tear-proof, the puncture resistance of product macroscopic view, the structural strength that adds geonet than the conventional monolayers splash guard obviously improves.
The present invention reaches fabric width and is 6.05m to the maximum, and easy construction, seam number of times be few, reduced the probability that problems of welded quality occurs.
The present invention has self-adhesion function, and the waterproof roll moulding is finished at the same production line with applying the self-adhesion glue-line, has reduced cost of production, is beneficial to the construction in the waterproofings such as being applied to tunnel, subway, culvert, has improved the quality of construction.
It is as follows that product of the present invention is tested testing result:
By above experimental data as seen, composite macromolecular waterproof board product of the present invention tear brute force, hot strength all increases substantially.Therefore the present invention has good barrier properties, barrier, puncture resistance, acid and alkali-resistance, and good elongation per unit length and high abrasion resistance, and without chemical contamination, and being easy to construction, construction quality is compared with traditional product and is significantly improved.
Intensity of the present invention is high, the life-span is long, be wide cut and the splash guard with self-adhesion function, construction is saved the energy without fire risk, do not cause environment pollution, also can reduce the seam constructional deficiency, can be widely used in the industry tunnel water proofings such as railway, highway, subway, refuse landfill seepage control project etc.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is structural representation of the present invention.
Reference numeral: waterproof lamellar under 1-separating film layer, 2-self-adhesion glue-line, the upper waterproof lamellar of 3-, 4-geotextiles composite bed, the 5-.
The specific embodiment
Referring to shown in Figure 1, this composite self-adhering macromolecule splash guard is composited by separating film layer 1, self-adhesion glue-line 2, upper waterproof lamellar 3, geotextiles composite bed 4 and lower waterproof lamellar 5 from top to bottom successively.
The thickness of described upper waterproof lamellar 3 and lower waterproof lamellar 5 is 0.6～1.0mm.Self-adhesion glue-line 2 thickness are 0.15～0.3mm, and the thickness of separating film layer 1 is 0.015～0.050mm.The fabric width of composite self-adhering macromolecule splash guard is 1.0～6.05m.Described geotextiles composite bed 4 is polypropylene woven geotextiles, polypropylene fibre flat filament geotextiles, PFY geotextiles or glass geotextiles.
Described self-adhesion glue-line 2 can be the self-healing bonding agent.
Described separating film layer 1 can be arbitrarily available type of this area, and the present invention does not specifically limit its kind.Such as polyester insulating film, aluminium foil barrier film, polypropylene barrier film etc.
Embodiment one, and described upper waterproof lamellar 3 and lower waterproof lamellar 5 all are to be made by weight ratio by following raw material:
1 part of SIS/SEBS;
30 parts of ethene-vinyl acetate copolymers;
20 parts of LLDPEs;
1 part of high density polyethylene (HDPE)
1 part of nano silicon oxide;
1 part of nano-aluminum hydroxide;
1 part of nano-titanium oxide;
0.01 part of ultra-violet absorber;
0.5 part in antioxidant.
0.1 part of auxiliary antioxidant.
Embodiment two, and described upper waterproof lamellar 3 and lower waterproof lamellar 5 all are to be made by weight ratio by following raw material:
10 parts of SIS/SEBSs;
90 parts of ethene-vinyl acetate copolymers;
50 parts of LLDPEs;
50 parts of high density polyethylene (HDPE)s;
10 parts of nano silicon oxides;
10 parts of nano-aluminum hydroxides;
10 parts of nano-titanium oxides;
3 parts of ultra-violet absorbers;
1.5 parts in antioxidant.
3 parts of auxiliary antioxidants.
Embodiment three, and described upper waterproof lamellar 3 and lower waterproof lamellar 5 all are to be made by weight ratio by following raw material:
4 parts of SIS/SEBSs;
60 parts of ethene-vinyl acetate copolymers;
35 parts of LLDPEs;
25 parts of high density polyethylene (HDPE)s;
5 parts of nano silicon oxides;
5 parts of nano-aluminum hydroxides;
5 parts of nano-titanium oxides;
1.5 parts of ultra-violet absorbers;
1 part in antioxidant;
1.5 parts of auxiliary antioxidants.
Embodiment four, and described upper waterproof lamellar 3 and lower waterproof lamellar 5 all are to be made by weight ratio by following raw material:
3 parts of SIS/SEBSs;
45 parts of ethene-vinyl acetate copolymers;
30 parts of LLDPEs;
15 parts of high density polyethylene (HDPE)s;
3 parts of nano silicon oxides;
3 parts of nano-aluminum hydroxides;
3 parts of nano-titanium oxides;
1 part of ultra-violet absorber;
0.8 part in antioxidant;
1.2 parts of auxiliary antioxidants.
Embodiment five, and described upper waterproof lamellar 3 and lower waterproof lamellar 5 all are to be made by weight ratio by following raw material:
8 parts of SIS/SEBSs;
80 parts of ethene-vinyl acetate copolymers;
40 parts of LLDPEs;
45 parts of high density polyethylene (HDPE)s;
8 parts of nano silicon oxides;
8 parts of nano-aluminum hydroxides;
8 parts of nano-titanium oxides;
2.7 parts of ultra-violet absorbers;
1.2 parts in antioxidant;
2.8 parts of auxiliary antioxidants.
In above-described embodiment one to five, described ultra-violet absorber is arbitrarily available type of this area, and the present invention does not specifically limit its kind.Such as phenyl salicytate, 2-(2 ˊ-hydroxyl-5 ˊ-aminomethyl phenyl) BTA, 2,4-DihydroxyBenzophenone, ESCALOL 567,2-(2 '-hydroxyl-3 ', 5 '-two uncle's phenyl)-5-chlorination BTA.
Described antioxidant can be arbitrarily available type of this area, and the present invention does not specifically limit its kind.Such as 2, three grades of butyl of 6--4-methylphenol, two (3, three grades of butyl of 5--4-hydroxy phenyl) compound such as thioether, four (β-(three grades of butyl of 3,5--4-hydroxy phenyl) propionic acid) pentaerythritol ester etc. and diphenylamines, p-phenylenediamine (PPD) and EEDQ and derivative thereof or polymer,?
Described auxiliary antioxidant is the two Lauryl Alcohol ester esters of thio-2 acid, the two ten four carbon alcohols esters of thio-2 acid, the two octadecanol esters of thio-2 acid, tricresyl phosphite monooctyl ester or tridecyl phosphite.
The preparation method of this described composite self-adhering macromolecule splash guard, preparation process is as follows:
Step 6 evenly applies self-adhesion glue-line 2 on upper waterproof lamellar 3;
Step 7 is covered separating film layer 1 at self-adhesion glue-line 2;
Step 8, product clot packing.
Claims (10)
1. a composite self-adhering macromolecule splash guard is characterized in that: be composited by separating film layer (1), self-adhesion glue-line (2), upper waterproof lamellar (3), geotextiles composite bed (4) and lower waterproof lamellar (5) successively from top to bottom;
Described upper waterproof lamellar (3) and lower waterproof lamellar (5) all are to be made by weight ratio by following raw material:
1～10 part of SIS/SEBS;
30～90 parts of ethene-vinyl acetate copolymers;
20～50 parts of LLDPEs;
1～50 part of high density polyethylene (HDPE);
1～10 part of nano silicon oxide;
1～10 part of nano-aluminum hydroxide;
1～10 part of nano-titanium oxide;
0.01～3 part of ultra-violet absorber;
0.5～1.5 part in antioxidant
0.1～3 part of auxiliary antioxidant.
2. composite self-adhering macromolecule splash guard according to claim 1, it is characterized in that: the thickness of described upper waterproof lamellar (3) and lower waterproof lamellar (5) is 0.6～1.0mm; Self-adhesion glue-line (2) thickness is 0.15～0.3mm; The thickness of separating film layer (1) is 0.015～0.050mm.
3. composite self-adhering macromolecule splash guard according to claim 1, it is characterized in that: the fabric width of described composite self-adhering macromolecule splash guard is 1.0～6.05m.
4. composite self-adhering macromolecule splash guard according to claim 1, it is characterized in that: described ultra-violet absorber is phenyl salicytate, 2-(2 ˊ-hydroxyl-5 ˊ-aminomethyl phenyl) BTA, 2,4-dihydroxy benaophenonel, ESCALOL 567 or 2-(2 '-hydroxyl-3 ', 5 '-two uncle's phenyl)-5-chlorination BTA.
5. composite self-adhering macromolecule splash guard according to claim 1, it is characterized in that: described antioxidant is 2, three grades of butyl of 6--4-methylphenol, two (3, three grades of butyl of 5--4-hydroxy phenyl) thioether, four (β-(three grades of butyl of 3,5--4-hydroxy phenyl) propionic acid) pentaerythritol ester etc. and diphenylamines, p-phenylenediamine (PPD) and EEDQ and derivative or polymer.
6. composite self-adhering macromolecule splash guard according to claim 1 is characterized in that: described auxiliary antioxidant is the two Lauryl Alcohol ester esters of thio-2 acid, the two ten four carbon alcohols esters of thio-2 acid, the two octadecanol esters of thio-2 acid, tricresyl phosphite monooctyl ester or tridecyl phosphite.
7. composite self-adhering macromolecule splash guard according to claim 1 is characterized in that: described geotextiles composite bed (4) is polypropylene woven geotextiles, polypropylene fibre flat filament geotextiles, PFY geotextiles or glass geotextiles.
8. composite self-adhering macromolecule splash guard according to claim 1, it is characterized in that: described self-adhesion glue-line (2) is the self-healing bonding agent.
9. composite self-adhering macromolecule splash guard according to claim 1, it is characterized in that: described barrier film (1) is polyester insulating film, aluminium foil barrier film or polypropylene barrier film.
10. preparation method such as composite self-adhering macromolecule splash guard as described in claim 1～9 any one is characterized in that preparation process is as follows:
Step 1, batching takes by weighing each component raw material by the raw material proportioning of waterproof lamellar;
Step 2, batch mixing adds high-speed mixer with each component raw material and mixes, and the mixed at high speed built-in temperature is controlled in 80～90 degrees centigrade;
Step 3 is extruded, and with double screw extruder above-mentioned compound is extruded, and the feeding section temperature is controlled at 120～130 degrees centigrade; The melt zone temperature is 170～185 degrees centigrade;
Step 4, compound die mould, material is delivered to respectively the Double die head extruder upper die head and lower die head is pressed into sheet through melt metering pump, the metering section temperature is controlled at 210～215 degrees centigrade, simultaneously geotextiles composite bed (4) is sent into up and down in the middle of two waterproof lamellars, be pressed into integrated composite sheet through three-roller calendar together;
Step 5, integrated composite sheet cooling;
Step 6 is at the upper self-adhesion glue-line (2) that evenly applies of upper waterproof lamellar (3);
Step 7 is covered separating film layer (1) at self-adhesion glue-line (2);
Step 8, product clot packing.
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