CN109880388A - A kind of p-aramid fiber high-tenacity Self-adhesive waterproof material and preparation method thereof - Google Patents
A kind of p-aramid fiber high-tenacity Self-adhesive waterproof material and preparation method thereof Download PDFInfo
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Abstract
The present invention provides a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material, seam peel strength 4.58-4.91 N/mm, peel strength 3.81-3.88N/mm after ultraviolet-resistant aging；Required raw material, including pitch, Styrene-Butadiene-Styrene Block Copolymer, high-barrier melt-blown material, CF-4 machine oil, poly(perfluoropropene) acid esters lotion, fire retardant, compound synergist, mixing carbon four, cosmocil stearate acid sodium, waste old, emulsifying dispersant；Preparation method of the invention includes the preparation of waste old elastomer: double screw extruder draw ratio is 30:1, and temperature is 225 DEG C, pressure 1.4-2MPa；Waterproof roll of the invention, using waste old, realize waste reclamation, environmental protection, it is energy saving, meet sustainable development idea, 0.52-0.66% is lacked in heat ageing mass loss, and strength is high, and strength is high after aging process.
Description
Technical field
The invention belongs to waterproof roll technical fields, are related to a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material, specifically relate to
And a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material and preparation method thereof.
Background technique
As automobile is increasingly becoming the first engine of pulling consumption of resident, it is serious caused by waste tire that oneself is faced for China
Problem of environmental pollution.According to relevant report, China becomes the third automobile after the U.S., Japan and produces the country for surpassing ten million per year,
As qualified " automobile superpower ".However, arrive together with auto age, there are also the waste tires that pile up like a mountain.It is right
Also become the focus of people's words in waste and used rubber tyre.State's tire vulcanizing appeals to carry out tire waste with association is recycled
Innoxious, minimizing, the processing of recycling.
The Chinese patent of Publication No. CN107443839A, the self-adhering-type macromolecule for providing a kind of high shoddy volume are multiple
Waterproof roll is closed, by the micro- crosslinked thermoplastic elastomer layer of upper surface layer, upper middle layer scrap vulcanixzed rubber powder resin layer, lower middle layer
Reclaimed rubber layer and bottom surface layer separation layer are total to four-layer structure composition, integral thickness 1.2mm-2.0mm, wherein micro- cross-linked thermoplastic
The thickness of elastomer layer accounts for the 17%-35% of overall thickness, reclaimed rubber layer with a thickness of 0.25mm, separation layer thickness 0.25mm,
Remaining is scrap vulcanixzed rubber powder resin layer, is turned waste into wealth, and environment is protected, and reduces cost, but its temperature tolerance is not all right.
The Chinese patent of Publication No. CN107498974A provides a kind of production technology of composite of water-proof coiled material, this kind
Composite of water-proof coiled material is by the micro- crosslinked thermoplastic elastomer layer of upper surface layer, upper middle layer scrap vulcanixzed rubber powder resin layer, lower centre
Layer reclaimed rubber layer and bottom surface layer separation layer are total to four-layer structure composition, although the low temperature flexibility of product is outstanding, it is due to technique
Complexity is not sufficiently stable using reclaimed rubber layer made of composite material, inadequate with the bonding force of self-adhesive layer, easily leads to coiled material itself
Layering, and then web qualities is influenced, using limited.
There are following major defects for existing waterproof roll: (1) existing p-aramid fiber high-tenacity Self-adhesive waterproof material heat
Ageing loss is serious；(2) existing p-aramid fiber high-tenacity Self-adhesive waterproof material, not enough, especially addition inorganic hinders strength
After combustion agent；(3) existing p-aramid fiber high-tenacity Self-adhesive waterproof material, not ageing-resistant, non-refractory, thermal stability are poor.
Summary of the invention
Against the above deficiency, technical problem to be solved by the invention is to provide a kind of p-aramid fiber high-tenacities certainly by the present invention
Viscous waterproof material and preparation method thereof.Following goal of the invention may be implemented in the present invention:
(1) a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention realizes waste recovery benefit using waste old
With, it is environmentally friendly, energy saving, meet sustainable development idea；
(2) a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention, heat ageing mass loss is few, and strength is high, at aging
Strength is high after reason.
In order to solve the above technical problems, using following technical scheme:
A kind of p-aramid fiber high-tenacity Self-adhesive waterproof material, the p-aramid fiber high-tenacity Self-adhesive waterproof material, seam removing are strong
4.58-4.91 N/mm is spent, peel strength 3.81-3.88N/mm after ultraviolet-resistant aging, peel strength 3.54- after heat-proof aging
3.66N/mm。
It is to the preferred of technical solution of the present invention below:
The p-aramid fiber high-tenacity Self-adhesive waterproof material, solubles content 2912-2987g/m2, heat ageing mass loss
0.52-0.66%。
The p-aramid fiber high-tenacity Self-adhesive waterproof material, -22 DEG C of low-temperature tenderness not broken, and fire-retardant oxygen index (OI) is up to 29%.
A kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention, by PE/PET film layer, self-adhesive layer and bitumen layer group
At.
The bitumen layer, including following raw material: No. 10 pitches, Styrene-Butadiene-Styrene Block Copolymer
(SBS), high-barrier is meltblown material, CF-4 machine oil, poly(perfluoropropene) acid esters lotion, fire retardant, compound synergist, mixing carbon four, gathers
Hexamethylene biguan-ide hydrochloric acid sodium, waste old, emulsifying dispersant.
Specifically, in the present embodiment, the raw material includes: 90-120 parts of No. 10 pitches, styrene-fourth by weight
75-90 parts of styrene block copolymer (SBS), high-barrier melt-blown material 45-60 parts, 25-40 parts of CF-4 machine oil, poly- perfluor
15-30 parts of acrylic acid ester emulsion, 15-25 parts of fire retardant, synergist 8-15 parts compound, mixing four 5-12 parts of carbon, polyhexamethylene
6-15 parts of biguanides hydrochloric acid sodium, 20-80 parts of waste old, 18-28 parts of emulsifying dispersant.
No. 10 pitch, needle penetration 10mm, ductility 30cm, 85.2 DEG C of softening point, 80 DEG C of flash-point, volatile content
2.5%。
The waste old, thick rubber powder 0.425mm(40 mesh) above accounting 20-30%, thin rubber powder 0.425mm-0.180
(40-80 mesh) accounting 50-70%, micro glue powder 0.180-0.075mm (80-200 mesh) accounting 0-30%.
The Styrene-Butadiene-Styrene Block Copolymer (SBS), molecular formula are (C6H5C2H3)m(C4H6) n, wherein
M:n=3:8, weight average molecular weight range 10000-20000, the viscosity at 250 DEG C is 2000-3000cp.
It is 5.8%, MFR range in 22g/10min that high-barrier melt-blown material, which be fluorine content, grain weigh range 30-40/
G, bulk density range are expected in the PP of 45-55g/100ml.
The CF-4 machine oil, 40 DEG C of kinematic viscosity 90,0.89 g/cm of specific gravity3, 226 DEG C of flash-point, pour point is -27 DEG C.
The compound synergist is double hard by DPGDA, 32# machinery oil, lauric monoglyceride, amino acid phthalein mountain valley with clumps of trees and bamboo zinc, ethylene
Acyl amine, grossularite powder composition；According to parts by weight, DPGDA20 parts, 8 parts of 32# machinery oil, 4.5 parts of lauric monoglyceride,
0.8 part of amino acid phthalein mountain valley with clumps of trees and bamboo zinc, 2 parts of ethylene bis stearamide, 1.6 parts of grossularite powder.
The fire retardant, fineness are the polyphosphoric acid amine of 400 mesh, moisture content 3.0%.
The mixing carbon four is petroleum subsidiary product of thermal cracking, and wherein olefin(e) centent is 15.5-24.8%, and alkynes content is
3.8-10.5%, water content 0.1%.
The emulsifying dispersant is the mixture of BYK-025, hydroxyl acrylic emulsion, neopelex, mole
Than for 17:5:2.
The present invention also provides a kind of preparation method of p-aramid fiber high-tenacity Self-adhesive waterproof material, bitumen layer therein
Preparation method, comprising the following steps: the preparation of modified pitch melt, the preparation and mixing of waste old elastomer.
The modified pitch melt prepares: the raw material of weight ratio described in embodiment is weighed, it is spare；
No. 10 pitches of main material, high-barrier melt-blown material, emulsifying dispersant, poly(perfluoropropene) acid esters lotion and fire retardant and micro
Initiator mix according to the proportion, be heated to melting, obtaining melt flow index is about 7.8g/10min(190 DEG C) modified drip
Green melt.
The preparation of the waste old elastomer: waste old, benzene are weighed according to weight ratio as described in the examples
Ethylene-butadiene-styrene block copolymer (SBS), mixing carbon four, cosmocil stearate acid sodium.
First waste old, Styrene-Butadiene-Styrene Block Copolymer (SBS), mixing carbon four are added sequentially to double
It is mixed in screw extruder, double screw extruder draw ratio is 30:1, controlled at 225 DEG C, pressure 1.4-2MPa, uniformly
Mixing 20 minutes.
Cosmocil stearate acid sodium: being made 10% aqueous solution by the preparation of the waste old elastomer, with
Speed, the pressure of 3MPa of 5.0Kg/h injects double screw extruder, and double screw extruder outlet pressure is made to maintain 2-3MPa,
Extruder revolving speed keeps revolving speed and pressure constant, temperature is reduced to 110 DEG C, evenly dispersed 15 minutes, is given up to 300 revs/min
Old rubber elastomer.
The mixing: modified pitch melt and waste old elastomer being mixed, and are kept molten by, and CF-4 machine is added
Oily and compound synergist, stirs while adding, and mixing speed is 2000 revs/min, obtains immersion oil.
The post-processing: it selects I kind polyester felt as tire base, is put into immersion cell and carries out immersion oil, temperature is in immersion cell
Constant temperature, constant temperature are 172 DEG C, then carry out overlay film, handle through overcompaction, cooling and curling, finished product.
The invention adopts the above technical scheme, compared with prior art, has the advantage that
(1) a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention realizes waste recovery benefit using waste old
With, it is environmentally friendly, energy saving, meet sustainable development idea；
(2) a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention, solubles content 2912-2987g/m2, heat is always
Change mass loss 0.52-0.66%；
(3) a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention, intensity is high, seam peel strength 4.58-4.91 N/
Mm, peel strength 3.81-3.88N/mm after ultraviolet-resistant aging, peel strength 3.54-3.66N/mm after heat-proof aging；
(4) a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention, is provided simultaneously with splendid low temperature flexibility and anti-flammability
Can, -22 DEG C of low-temperature tenderness are not broken, and fire-retardant oxygen index (OI) can effectively prevent fire up to 29%.
Specific embodiment
A kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of embodiment 1
A kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention, is made of, institute PE/PET film layer, self-adhesive layer and bitumen layer
The bitumen layer stated, including following raw material:
No. 10 pitches, Styrene-Butadiene-Styrene Block Copolymer (SBS), high-barrier are meltblown material, CF-4 machine oil, poly- perfluor
Acrylic acid ester emulsion, fire retardant, compound synergist, mixing carbon four, cosmocil stearate acid sodium, waste old, emulsification point
Powder.
Specifically, in the present embodiment, the raw material includes: 120 parts of No. 10 pitches, styrene-fourth two by weight
75 parts of alkene-styrene block copolymer (SBS), high-barrier melt-blown material 60 parts, 25 parts of CF-4 machine oil, poly(perfluoropropene) acid esters lotion
30 parts, 15 parts of fire retardant, 15 parts of compound synergist, mixing 45 parts of carbon, 15 parts of cosmocil stearate acid sodium, waste old
20 parts, 28 parts of emulsifying dispersant；
No. 10 pitch, needle penetration 10mm, ductility 30cm, 85.2 DEG C of softening point, 80 DEG C of flash-point, volatile content 2.5%；
The waste old, thick rubber powder 0.425mm(40 mesh) above accounting 20%, thin rubber powder 0.425mm-0.180 (40-80 mesh)
Accounting 50%, micro glue powder 0.180-0.075mm (80-200 mesh) accounting 30%；
The Styrene-Butadiene-Styrene Block Copolymer (SBS), molecular formula are (C6H5C2H3)m(C4H6) n, wherein m:n=
3:8, the viscosity at 11000,250 DEG C of weight average molecular weight range are 2000cp；
It is 5.8%, MFR range in 22g/10min that the high-barrier melt-blown material, which is fluorine content, and grain weight range is in 30-40/g, heap
Product density range is expected in the PP of 45-55g/100ml；
The CF-4 machine oil, 40 DEG C of kinematic viscosity 90,0.89 g/cm of specific gravity3, 226 DEG C of flash-point, pour point is -27 DEG C；
The compound synergist, by DPGDA, 32# machinery oil, lauric monoglyceride, amino acid phthalein mountain valley with clumps of trees and bamboo zinc, ethylene stearic bicine diester
Amine, grossularite powder composition；According to parts by weight, DPGDA20 parts, 8 parts of 32# machinery oil, 4.5 parts of lauric monoglyceride, amino
Sour 0.8 part of phthalein mountain valley with clumps of trees and bamboo zinc, 2 parts of ethylene bis stearamide, 1.6 parts of grossularite powder；
The fire retardant, fineness are the polyphosphoric acid amine of 400 mesh, moisture content 3.0%；
The mixing carbon four is petroleum subsidiary product of thermal cracking, and wherein olefin(e) centent is 15. 8%, and alkynes content is 3.8%, and water contains
Amount 0.1%；
The emulsifying dispersant, is the mixture of BYK-025, hydroxyl acrylic emulsion, neopelex, and molar ratio is
17:5:2。
A kind of p-aramid fiber high-tenacity adhesive waterproof coil of embodiment 2
A kind of p-aramid fiber high-tenacity adhesive waterproof coil of the invention, is made of, institute PE/PET film layer, self-adhesive layer and bitumen layer
The bitumen layer stated, including following raw material:
No. 10 pitches, Styrene-Butadiene-Styrene Block Copolymer (SBS), high-barrier are meltblown material, CF-4 machine oil, poly- perfluor
Acrylic acid ester emulsion, fire retardant, compound synergist, mixing carbon four, cosmocil stearate acid sodium, waste old, emulsification point
Powder.
Specifically, in the present embodiment, the raw material includes: 118 parts of No. 10 pitches, styrene-fourth two by weight
87 parts of alkene-styrene block copolymer (SBS), high-barrier melt-blown material 58 parts, 34 parts of CF-4 machine oil, poly(perfluoropropene) acid esters lotion
20 parts, 20 parts of fire retardant, 12 parts of compound synergist, mixing 4 11 parts of carbon, 13 parts of cosmocil stearate acid sodium, waste old
55 parts, 23 parts of emulsifying dispersant；
No. 10 pitch, needle penetration 10mm, ductility 30cm, 85.2 DEG C of softening point, 80 DEG C of flash-point, volatile content 2.5%；
The waste old, thick rubber powder 0.425mm(40 mesh) above accounting 21%, thin rubber powder 0.425mm-0.180 (40-80 mesh)
Accounting 67%, micro glue powder 0.180-0.075mm (80-200 mesh) accounting 12%；
The Styrene-Butadiene-Styrene Block Copolymer (SBS), molecular formula are (C6H5C2H3)m(C4H6) n, wherein m:n=
3:8, the viscosity at 16600,250 DEG C of weight average molecular weight range are 2680cp；
It is 5.8%, MFR range in 22g/10min that the high-barrier melt-blown material, which is fluorine content, and grain weight range is in 30-40/g, heap
Product density range is expected in the PP of 45-55g/100ml；
The CF-4 machine oil, 40 DEG C of kinematic viscosity 90,0.89 g/cm of specific gravity3, 226 DEG C of flash-point, pour point is -27 DEG C；
The compound synergist, by DPGDA, 32# machinery oil, lauric monoglyceride, amino acid phthalein mountain valley with clumps of trees and bamboo zinc, ethylene stearic bicine diester
Amine, grossularite powder composition；According to parts by weight, DPGDA20 parts, 8 parts of 32# machinery oil, 4.5 parts of lauric monoglyceride, amino
Sour 0.8 part of phthalein mountain valley with clumps of trees and bamboo zinc, 2 parts of ethylene bis stearamide, 1.6 parts of grossularite powder；
The fire retardant, fineness are the polyphosphoric acid amine of 400 mesh, moisture content 3.0%；
The mixing carbon four is petroleum subsidiary product of thermal cracking, and wherein olefin(e) centent is 18.9%, and alkynes content is 8.5%, water content
0.1%；
The emulsifying dispersant, is the mixture of BYK-025, hydroxyl acrylic emulsion, neopelex, and molar ratio is
17:5:2。
A kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of embodiment 3
A kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention, is made of, institute PE/PET film layer, self-adhesive layer and bitumen layer
The bitumen layer stated, including following raw material:
No. 10 pitches, Styrene-Butadiene-Styrene Block Copolymer (SBS), high-barrier are meltblown material, CF-4 machine oil, poly- perfluor
Acrylic acid ester emulsion, fire retardant, compound synergist, mixing carbon four, cosmocil stearate acid sodium, waste old, emulsification point
Powder.
Specifically, in the present embodiment, the raw material includes: 90 parts of No. 10 pitches, styrene-butadiene-by weight
90 parts of styrene block copolymer (SBS), high-barrier melt-blown material 45 parts, 40 parts of CF-4 machine oil, poly(perfluoropropene) acid esters lotion 15
Part, 25 parts of fire retardant, 8 parts of compound synergist, mixing 4 12 parts of carbon, 6 parts of cosmocil stearate acid sodium, waste old 80
Part, 18 parts of emulsifying dispersant；
No. 10 pitch, needle penetration 10mm, ductility 30cm, 85.2 DEG C of softening point, 80 DEG C of flash-point, volatile content 2.5%；
The waste old, thick rubber powder 0.425mm(40 mesh) above accounting 29%, thin rubber powder 0.425mm-0.180 (40-80 mesh)
Accounting 69%, micro glue powder 0.180-0.075mm (80-200 mesh) accounting 2%；
The Styrene-Butadiene-Styrene Block Copolymer (SBS), molecular formula are (C6H5C2H3)m(C4H6) n, wherein m:n=
3:8, weight average molecular weight range 18000-20000, the viscosity at 250 DEG C is 3000cp；
It is 5.8%, MFR range in 22g/10min that the high-barrier melt-blown material, which is fluorine content, and grain weight range is in 30-40/g, heap
Product density range is expected in the PP of 45-55g/100ml；
The CF-4 machine oil, 40 DEG C of kinematic viscosity 90,0.89 g/cm of specific gravity3, 226 DEG C of flash-point, pour point is -27 DEG C；
The compound synergist, by DPGDA, 32# machinery oil, lauric monoglyceride, amino acid phthalein mountain valley with clumps of trees and bamboo zinc, ethylene stearic bicine diester
Amine, grossularite powder composition；According to parts by weight, DPGDA20 parts, 8 parts of 32# machinery oil, 4.5 parts of lauric monoglyceride, amino
Sour 0.8 part of phthalein mountain valley with clumps of trees and bamboo zinc, 2 parts of ethylene bis stearamide, 1.6 parts of grossularite powder；
The fire retardant, fineness are the polyphosphoric acid amine of 400 mesh, moisture content 3.0%；
The mixing carbon four is petroleum subsidiary product of thermal cracking, and wherein olefin(e) centent is 24.8%, and alkynes content is 10.5%, and water contains
Amount 0.1%；
The emulsifying dispersant, is the mixture of BYK-025, hydroxyl acrylic emulsion, neopelex, and molar ratio is
17:5:2。
A kind of preparation method of the p-aramid fiber high-tenacity Self-adhesive waterproof material of embodiment 4
A kind of preparation method of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention, the preparation method of bitumen layer therein,
The following steps are included: modified pitch melt prepares, the preparation and mixing of waste old elastomer, specifically:
(1) modified pitch melt prepares
The raw material of weight ratio described in embodiment is weighed, it is spare；
No. 10 pitches of main material, high-barrier melt-blown material, emulsifying dispersant, poly(perfluoropropene) acid esters lotion and fire retardant and micro
Initiator mix according to the proportion, be heated to melting, obtaining melt flow index is about 7.8g/10min(190 DEG C) modified drip
Green melt.
(2) preparation of waste old elastomer
Waste old, Styrene-Butadiene-Styrene Block Copolymer are weighed according to weight ratio as described in the examples
(SBS), carbon four, cosmocil stearate acid sodium are mixed；
Waste old, Styrene-Butadiene-Styrene Block Copolymer (SBS), mixing carbon four are first added sequentially to twin-screw
It is mixed in extruder, double screw extruder draw ratio is 30:1, controlled at 225 DEG C, pressure 1.4-2MPa, is uniformly mixed
20 minutes；
Cosmocil stearate acid sodium is made to 10% aqueous solution, double spiral shells are injected with the speed of 5.0Kg/h, the pressure of 3MPa
Bar extruder makes double screw extruder outlet pressure maintain 2-3MPa, and extruder revolving speed keeps revolving speed and pressure to 300 revs/min
Strong constant, temperature is reduced to 110 DEG C, evenly dispersed 15 minutes, obtains waste old elastomer.
(3) it mixes
Modified pitch melt and waste old elastomer are mixed, and are kept molten by, CF-4 machine oil and compound synergistic is added
Agent stirs while adding, and mixing speed is 2000 revs/min, obtains immersion oil.
(4) it post-processes
It selects I kind polyester felt as tire base, is put into immersion cell and carries out immersion oil, temperature is constant temperature, constant temperature 172 in immersion cell
DEG C, overlay film is then carried out, is handled through overcompaction, cooling and curling, finished product.
The I kind polyester felt, by two layers polyester web of staple fibers and the p-aramid fiber being clipped between two layers polyester web of staple fibers
The compound composition of spun-bonded fibre net, the p-aramid fiber spun-bonded fibre net is with polyester slice and p-aramid fiber with the ratio of 10-25:1
It by the non-woven fabrics fibre web that spun-bond process produces is raw material after example mixing, using needle point method through heat bonding or the methods of chemical adhesion
The non-woven fabrics of production, then by made of thermal finalization, impregnation, baking step.
The I kind polyester felt not drawing down, indeformable, drawing down rate≤0.04%, deformation rate≤0.08%, table during immersion oil
Face tension is 28-30 dynes.
The p-aramid fiber high-tenacity that the formula of 1-3 of the embodiment of the present invention is prepared according to the preparation method of embodiment 4 from
The effectiveness indicator of viscous waterproof material, as shown in the table:
From the above data:
A kind of properties of p-aramid fiber high-tenacity Self-adhesive waterproof material of 1-3 of the embodiment of the present invention all obtain biggish simultaneously
It improves:
(1) a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention, solubles content 2912-2987g/m2；Heat ageing
Mass loss 0.52-0.66%；
(2) a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention, intensity is high, seam peel strength 4.58-4.91 N/
Mm, peel strength 3.81-3.88N/mm after ultraviolet-resistant aging, peel strength 3.54-3.66N/mm after heat-proof aging；
(3) a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material of the invention, is provided simultaneously with splendid low temperature flexibility and anti-flammability
Can, -22 DEG C of low-temperature tenderness are not broken, and fire-retardant oxygen index (OI) can effectively prevent fire up to 29%.
Unless otherwise indicated, percentage of the present invention is weight percent, and ratio of the present invention is
Mass ratio.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
It, for those skilled in the art, still can be with although describing the invention in detail with reference to the foregoing embodiments
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in guarantor of the invention
Within the scope of shield.
Claims (10)
1. a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material, which is characterized in that
The p-aramid fiber high-tenacity Self-adhesive waterproof material, seam peel strength 4.58-4.91 N/mm, after ultraviolet-resistant aging
Peel strength 3.81-3.88N/mm, peel strength 3.54-3.66N/mm after heat-proof aging.
2. a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material according to claim 1, which is characterized in that
The p-aramid fiber high-tenacity Self-adhesive waterproof material, solubles content 2912-2987g/m2, heat ageing mass loss
0.52-0.66%。
3. a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material according to claim 1, which is characterized in that
The p-aramid fiber high-tenacity Self-adhesive waterproof material, required raw material, including pitch, s-B-S block
Copolymer, CF-4 machine oil, poly(perfluoropropene) acid esters lotion, fire retardant, compound synergist, mixing carbon four, gathers high-barrier melt-blown material
Hexamethylene biguan-ide hydrochloric acid sodium, waste old, emulsifying dispersant.
4. a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material according to claim 2, which is characterized in that
The raw material includes: 90-120 parts of No. 10 pitches, Styrene-Butadiene-Styrene Block Copolymer 75- by weight
90 parts, high-barrier melt-blown material 45-60 parts, 25-40 parts of CF-4 machine oil, 15-30 parts of poly(perfluoropropene) acid esters lotion, fire retardant 15-
25 parts, synergist 8-15 parts compound, mixing four 5-12 parts of carbon, 6-15 parts of cosmocil stearate acid sodium, waste old 20-80
Part, 18-28 parts of emulsifying dispersant.
5. a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material according to claim 2, which is characterized in that
The waste old, the thick above accounting 20-30% of rubber powder 0.425mm, thin rubber powder 0.425mm-0.180 accounting 50-70% are micro-
Thin rubber powder 0.180-0.075mm accounting 0-30%.
6. a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material according to claim 2, which is characterized in that
The emulsifying dispersant, is the mixture of BYK-025, hydroxyl acrylic emulsion, neopelex, and molar ratio is
17:5:2。
7. a kind of p-aramid fiber high-tenacity Self-adhesive waterproof material according to claim 2, which is characterized in that
The fire retardant, fineness are the polyphosphoric acid amine of 400 mesh, moisture content 3.0%.
8. a kind of preparation method of p-aramid fiber high-tenacity Self-adhesive waterproof material, which is characterized in that
The preparation method of the p-aramid fiber high-tenacity Self-adhesive waterproof material, the preparation method of bitumen layer therein, including it is following
Step: the preparation of modified pitch melt, the preparation and mixing of waste old elastomer.
9. a kind of preparation method of p-aramid fiber high-tenacity Self-adhesive waterproof material according to claim 8, which is characterized in that
The preparation of the waste old elastomer, double screw extruder draw ratio are 30:1, and temperature is 225 DEG C, pressure 1.4-
2MPa。
10. a kind of preparation method of p-aramid fiber high-tenacity Self-adhesive waterproof material according to claim 8, feature exist
In,
The preparation of the waste old elastomer, the injection rate of cosmocil stearate aqueous acid are 5.0Kg/h, pressure
For 3MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910180955.2A CN109880388A (en) | 2019-03-11 | 2019-03-11 | A kind of p-aramid fiber high-tenacity Self-adhesive waterproof material and preparation method thereof |
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| CN110564030A (en) * | 2019-09-09 | 2019-12-13 | 安徽法莱科技有限公司 | Para-aramid high-strength self-adhesive waterproof material and preparation method thereof |
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