CN108822383A - A kind of shock resistance waterproof sheet and preparation method thereof - Google Patents
A kind of shock resistance waterproof sheet and preparation method thereof Download PDFInfo
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- CN108822383A CN108822383A CN201810608130.1A CN201810608130A CN108822383A CN 108822383 A CN108822383 A CN 108822383A CN 201810608130 A CN201810608130 A CN 201810608130A CN 108822383 A CN108822383 A CN 108822383A
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- 230000035939 shock Effects 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 43
- 230000003078 antioxidant Effects 0.000 claims abstract description 38
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 38
- 229920001526 metallocene linear low density polyethylene Polymers 0.000 claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 22
- 239000002994 raw material Substances 0.000 claims abstract description 22
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims abstract description 21
- 239000000835 fiber Substances 0.000 claims abstract description 21
- 229910052882 wollastonite Inorganic materials 0.000 claims abstract description 19
- 239000010456 wollastonite Substances 0.000 claims abstract description 19
- 239000004700 high-density polyethylene Substances 0.000 claims abstract description 15
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims description 21
- 238000002844 melting Methods 0.000 claims description 14
- 238000001035 drying Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 239000002131 composite material Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 239000002530 phenolic antioxidant Substances 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims 1
- 150000002148 esters Chemical class 0.000 claims 1
- 150000008301 phosphite esters Chemical group 0.000 claims 1
- ABLZXFCXXLZCGV-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 claims 1
- 229920000642 polymer Polymers 0.000 abstract description 4
- 238000009472 formulation Methods 0.000 abstract description 3
- 235000019628 coolness Nutrition 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- AQSJGOWTSHOLKH-UHFFFAOYSA-N Phosphite Chemical compound [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004698 Polyethylene (PE) Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920002521 Macromolecule Polymers 0.000 description 1
- 239000004712 Metallocene polyethylene (PE-MC) Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 231100000486 side effect Toxicity 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/223—Packed additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/10—Homopolymers or copolymers of propene
- C08J2423/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
Abstract
The invention discloses a kind of shock resistance waterproof sheet and preparation method thereof, the raw material of the shock resistance waterproof sheet includes high density polyethylene (HDPE) 30~55%, metallocene PE 20~60%, puncture resistance functional agglomerate 10~30% and Masterbatch 1~8%;The puncture resistance functional agglomerate includes PP, POE, wollastonite fibre and antioxidant.Shock resistance waterproof sheet of the present invention is by replacing the expensive metallocene PE in part with the puncture resistance functional agglomerate of special formulation, so that sheet material has excellent shock resistance, other indexs, which remain unchanged, simultaneously meets the high polymer waterproof material of GB18173.1-2012, first part's sheet material (homogeneous piece) requirement, furthermore cost substantially reduces, and has very high cost performance.Shock resistance waterproof sheet preparation method of the present invention is easy, is convenient for industrialization promotion.
Description
Technical field
The present invention relates to waterproof technique fields, and in particular to a kind of shock resistance waterproof sheet and preparation method thereof.
Background technique
With the development of emergence and the infrastructure construction of commercial housing market, high polymer waterproof material is sent out in waterproof field
Huge effect is waved, but the performance indicator of waterproof material does poor ten thousand not, for high standard program of real estate enterprise and infrastructure item
Mesh construction party proposes the requirement that have shock resistance to high polymer waterproof material, while keeping sheet material other performance index
Do not decline.The sheet material of traditional standard, shock resistance is whole weaker, at the construction field (site), due to construction ground ambient enviroment
Uncontrollable factor, emergency situations are more, often lead during coiled material is unloaded and is laid with since the shock resistance of sheet material is weak
It causes sheet material local damage or punctures to cause broken hole, such problems, which causes, to need to repair one layer of coiled material and several layers
Work causes great inconvenience to construction party, while as the repairing to sheet material is improper, causing sheet material that waterproof is not achieved
Standard leaves the security risk of leak or infiltration for engineering.Existing shock resistance waterproof sheet generally passes through addition metallocene
Polyethylene improves the impact property of material, but metallocene PE price is higher, therefore, it is anti-how to improve existing waterproof sheet
The cost that waterproof sheet is reduced while impact property becomes technical problem urgently to be resolved.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the technological deficiency of background technique, a kind of shock resistance flashing is provided
Material and preparation method thereof.Shock resistance waterproof sheet of the present invention is by replacing part with the puncture resistance functional agglomerate of special formulation
Expensive metallocene PE, while improving sheet material shock resistance, reduce on the whole the manufacture of sheet material at
This, so that product has very high cost performance.
The present invention solves technological means used by above-mentioned technical problem:
A kind of shock resistance waterproof sheet, the raw material of the shock resistance waterproof sheet include high density polyethylene (HDPE) 30~55%,
Metallocene PE 20~60%, puncture resistance functional agglomerate 10~30% and Masterbatch 1~8%;The puncture resistance
Functional agglomerate includes PP, POE, wollastonite fibre and antioxidant.
Preferably, the raw material of the shock resistance waterproof sheet include high density polyethylene (HDPE) 48%, metallocene PE 35%,
Puncture resistance functional agglomerate 15% and Masterbatch 2%;The puncture resistance functional agglomerate includes PP, POE, wollastonite fibre
And antioxidant.
Preferably, the density of the high density polyethylene (HDPE) is 0.94~0.959g/cm3, melt index is 0.01~1.0g/
10min。
Preferably, the density of the metallocene PE is 0.912~0.926g/cm3, melt index is 0.5~5.0g/
10min。
Preferably, the mass ratio of the PP, POE, wollastonite fibre and antioxidant is (60~80): (10~15): (20~
35): (0.1~1).
It is highly preferred that the mass ratio of the PP, POE, wollastonite fibre and antioxidant are 65: 10: 25: 0.3.
Preferably, the density of the PP is 0.89~0.92g/cm3, melt index is 1.5~3.0g/10min.
Preferably, the density of the POE is 0.85~0.9g/cm3, melt index is 1~2.0g/10min.
Preferably, the antioxidant is the composite antioxidant that phosphite antioxidant and phenolic antioxidant mix.
It is highly preferred that the mass ratio of phosphite antioxidant described in the composite antioxidant and the phenolic antioxidant is
(10~30): (70~90).
Most preferably, the mass ratio of phosphite antioxidant described in the composite antioxidant and the phenolic antioxidant is
15∶85。
Preferably, the antioxidant is the composite antioxidant that irgasfos 168 and antioxidant 1010 mix.
A kind of preparation method of shock resistance waterproof sheet, includes the following steps:
(1) raw material stoving:By raw material high density polyethylene (HDPE) 30~55%, metallocene PE 20~60%, puncture resistance
Energy functional agglomerate 10~30% and Masterbatch 1~8%, wherein the puncture resistance functional agglomerate includes PP, POE, wollastonite
Fiber and antioxidant, sufficiently drying, uniformly mixes to obtain mixture respectively;
(2) co-extrusion is melted:Step (1) described mixture is subjected to melting co-extrusion through double screw extruder;
(3) press polish forms:Material after step (2) the melting co-extrusion is formed through three-roller calendar press polish, by cold
But, draw, wind, obtain shock resistance waterproof sheet.
Preferably, in the step (1), the temperature of the drying is 50~85 DEG C;The raw material stoving is laggard to match automatically
Expect device.
Preferably, in the step (1), the proportional quantity of the metallocene PE and the puncture resistance functional agglomerate
Burst error is respectively no more than ± 0.5%.
Preferably, in the step (2), the feeding section of the double screw extruder, melt zone, metering section, extruding zone temperature
Degree is respectively:175±5℃,185±5℃,195±5℃,200±5℃.
Preferably, in the step (3), three roll temperature of upper, middle and lower of the three-roller calendar is respectively:55±2℃,60
±2℃、40±2℃。
Preferably, in the step (3), the temperature of the cooling is 10~25 DEG C;After three-roller calendar press polish molding
Material need to be cooling through cooling equipment, keep the contraction range of sheet material to be in normal interval, especially guarantee cross-direction shrinkage ratio is being just
Often.
In above-mentioned technical proposal, the % is weight percent.
Basic principle of the invention:
(1) raw material of the present invention includes high density polyethylene (HDPE) (high strength for guaranteeing material), metallocene PE (enhancing
The impact strength and elongation percentage of material), functional agglomerate (based on puncture resistance) and Masterbatch (can uniformly be attached to resin
In, mainly to the milky white chromatic colorant of material rise stabilization), wherein the functional agglomerate based on the puncture resistance include PP,
POE, wollastonite fibre and antioxidant can improve waterproof sheet intensity under the premise of not losing toughness, can replace part price
Expensive metallocene PE;
(2) present invention is by rationally being compounded the above raw material, and is specifically drying, squeezing out, molding technological condition
Under, since each component acts synergistically, the excellent waterproof sheet of shock resistance is prepared, while reducing on the whole
The manufacturing cost of waterproof sheet.
Compared with prior art, technical solution of the present invention has the following advantages that:
(1) shock resistance waterproof sheet of the present invention is by replacing part price with the puncture resistance functional agglomerate of special formulation
Expensive metallocene PE, so that sheet material has excellent shock resistance, while other indexs still meet
The high polymer waterproof material of GB18173.1-2012, first part's sheet material (homogeneous piece) requirement, furthermore cost substantially reduces, and has
Very high cost performance;
(2) shock resistance waterproof sheet preparation method of the present invention is easy, is convenient for industrialization promotion.
Detailed description of the invention
Fig. 1 is that shock resistance waterproof sheet shock resistance made from the embodiment of the present invention 1 tests positive effect figure;
Fig. 2 is that shock resistance waterproof sheet shock resistance made from the embodiment of the present invention 1 tests adverse side effects figure.
Specific embodiment
In order to better understand the content of the present invention, it is described further combined with specific embodiments below with attached drawing.Ying Li
Solution, these embodiments are only used for that the present invention is further described, rather than limit the scope of the invention.In addition, it should also be understood that,
After having read the contents of the present invention, person skilled in art makes some nonessential changes or adjustment to the present invention, still belongs to
In protection scope of the present invention.
Examples 1 to 3 and the raw material of comparative example 1~2 respectively from:
High density polyethylene (HDPE):Shanghai match section HDPE5301AA, Yangtze petrochemical industry HDPE5000S;
Metallocene PE:DOW Chemical 5410G, the graceful MLLDPE/SP1520H of Japanese Puri;
PP:Shanghai match section k8003, Zhenghai refinery F280-Z;
POE:Tao Shi POE8480, Exxon Mobil POE8203;
Wollastonite fibre:The mountain the Feng Jia mountain silicon fibre WFC5-01, Feng Jia silicon fibre WFC5-06;
Antioxidant:Gold chemical science and technology irgasfos 168 of heap of stone and antioxidant 1010;
Masterbatch:Yuyao three and modeling dye DR-JC6.
Embodiment 1
(1) raw material stoving:Raw material high density polyethylene (HDPE) 50%, metallocene PE 20%, puncture resistance function is female
Grain 28% and Masterbatch 2%, wherein the puncture resistance functional agglomerate includes that PP, POE, wollastonite fibre and antioxidant are (anti-
Oxygen agent 168: antioxidant 1010=15: 85), the mass ratio of the PP, POE, wollastonite fibre and antioxidant are 65: 10: 25:
0.3, respectively in 65 DEG C of sufficiently drying, uniformly mix to obtain mixture;
(2) co-extrusion is melted:Step (1) described mixture is subjected to melting co-extrusion through double screw extruder, wherein described double
The feeding section of screw extruder, melt zone, metering section, extruding zone temperature are respectively:175℃,185℃,195℃,200℃;
(3) material is cooling:Material after step (2) the melting co-extrusion is formed through three-roller calendar press polish, wherein institute
Three roll temperature of upper, middle and lower for stating three-roller calendar is respectively:55 ± 2 DEG C, 60 ± 2 DEG C, 40 ± 2 DEG C, by 15 DEG C of coolings, traction,
Winding, obtains shock resistance waterproof sheet.
Embodiment 2
(1) raw material stoving:Raw material high density polyethylene (HDPE) 50%, metallocene PE 25%, puncture resistance function is female
Grain 23% and Masterbatch 2%, wherein the puncture resistance functional agglomerate includes that PP, POE, wollastonite fibre and antioxidant are (anti-
Oxygen agent 168: antioxidant 1010=15: 85), the mass ratio of the PP, POE, wollastonite fibre and antioxidant are 65: 10: 25:
0.3, respectively in 65 DEG C of sufficiently drying, uniformly mix to obtain mixture;
(2) co-extrusion is melted:Step (1) described mixture is subjected to melting co-extrusion through double screw extruder, wherein described double
The feeding section of screw extruder, melt zone, metering section, extruding zone temperature are respectively:175℃,185℃,195℃,200℃;
(3) material is cooling:Material after step (2) the melting co-extrusion is formed through three-roller calendar press polish, wherein institute
Three roll temperature of upper, middle and lower for stating three-roller calendar is respectively:55 ± 2 DEG C, 60 ± 2 DEG C, 40 ± 2 DEG C, by 15 DEG C of coolings, traction,
Winding, obtains shock resistance waterproof sheet.
Embodiment 3
(1) raw material stoving:Raw material high density polyethylene (HDPE) 50%, metallocene PE 30%, puncture resistance function is female
Wherein the puncture resistance functional agglomerate includes PP, POE, wollastonite fibre and antioxidant (antioxygen for grain 18% and Masterbatch 2%
Agent 168: antioxidant 1010=15: 85), the mass ratio of the PP, POE, wollastonite fibre and antioxidant are 65: 10: 25: 0.3,
Respectively in 65 DEG C of sufficiently drying, mixture is uniformly mixed to obtain;
(2) co-extrusion is melted:Step (1) described mixture is subjected to melting co-extrusion through double screw extruder, wherein described double
The feeding section of screw extruder, melt zone, metering section, extruding zone temperature are respectively:175℃,185℃,195℃,200℃;
(3) material is cooling:Material after step (2) the melting co-extrusion is formed through three-roller calendar press polish, wherein institute
Three roll temperature of upper, middle and lower for stating three-roller calendar is respectively:55 ± 2 DEG C, 60 ± 2 DEG C, 40 ± 2 DEG C, by 15 DEG C of coolings, traction,
Winding, obtains shock resistance waterproof sheet.
Comparative example 1
(1) raw material stoving:By raw material high density polyethylene (HDPE) 58%, polyethylene 40% and Masterbatch 2%, filled respectively at 65 DEG C
Divide drying, uniformly mixes to obtain mixture;
(2) co-extrusion is melted:Step (1) described mixture is subjected to melting co-extrusion through double screw extruder, wherein described double
The feeding section of screw extruder, melt zone, metering section, extruding zone temperature are respectively:175℃,185℃,195℃,200℃;
(3) material is cooling:Material after step (2) the melting co-extrusion is formed through three-roller calendar press polish, wherein institute
Three roll temperature of upper, middle and lower for stating three-roller calendar is respectively:55 ± 2 DEG C, 60 ± 2 DEG C, 40 ± 2 DEG C, by 15 DEG C of coolings, traction,
Winding, obtains shock resistance waterproof sheet.
Comparative example 2
(1) raw material stoving:Raw material high density polyethylene (HDPE) 55%, metallocene PE 10%, puncture resistance function is female
Wherein the puncture resistance functional agglomerate includes PP, POE, wollastonite fibre and antioxidant (antioxygen for grain 33% and Masterbatch 2%
Agent 168: antioxidant 1010=15: 85), the mass ratio of the PP, POE, wollastonite fibre and antioxidant are 65: 10: 25: 0.3,
Respectively in 65 DEG C of sufficiently drying, mixture is uniformly mixed to obtain;
(2) co-extrusion is melted:Step (1) described mixture is subjected to melting co-extrusion through double screw extruder, wherein described double
The feeding section of screw extruder, melt zone, metering section, extruding zone temperature are respectively:175℃,185℃,195℃,200℃;
(3) material is cooling:Material after step (2) the melting co-extrusion is formed through three-roller calendar press polish, wherein institute
Three roll temperature of upper, middle and lower for stating three-roller calendar is respectively:55 ± 2 DEG C, 60 ± 2 DEG C, 40 ± 2 DEG C, by 15 DEG C of coolings, traction,
Winding, obtains shock resistance waterproof sheet.
Effect example
1, qualitative test:
Impact test uses instrument:QSX-28 type shock resistance testing machine
Test requirements document:
Sheet thickness 1.0mm, drop hammer vertical drop 600 ± 5mm of height, and drop hammer 1000 ± 5g of assembly quality, puncture of dropping hammer
Tool diameter 10mm, beneath liner are polystyrene board 300mm × 300mm × 50mm.
It is required that:Do not puncture sheet material, while sheet material indices remain unchanged and meet the macromolecule waterproof material of GB18173.1-2012
Material, first part's sheet material (homogeneous piece).
2, quantitative test:
As seen from the above table, comparative example 1 does not use metallocene PE, and shock resistance is not superior;Comparative example 2 will be luxuriant golden
Belong to polyethylene accounting and drop to 10%, increases the proportion of puncture resistance functional agglomerate, in comparison shock resistance
It is promoted, but metallocene PE can't be replaced completely.
Above description is not the limitation to invention, and the present invention is also not limited to the example above.The common skill of the art
For art personnel in the essential scope of invention, the variations, modifications, additions or substitutions made also should belong to protection scope of the present invention.
Claims (10)
1. a kind of shock resistance waterproof sheet, which is characterized in that the raw material of the shock resistance waterproof sheet includes high density polyethylene (HDPE)
30~55%, metallocene PE 20~60%, puncture resistance functional agglomerate 10~30% and Masterbatch 1~8%;It is described anti-
Puncture resistance functional agglomerate includes PP, POE, wollastonite fibre and antioxidant.
2. a kind of shock resistance waterproof sheet as described in claim 1, which is characterized in that the density of the high density polyethylene (HDPE) is
0.94~0.959g/cm3, melt index is 0.01~1.0g/10min;The density of the metallocene PE be 0.912~
0.926g/cm3, melt index is 0.5~5.0g/10min.
3. a kind of shock resistance waterproof sheet as described in claim 1, which is characterized in that the PP, POE, wollastonite fibre and
The mass ratio of antioxidant is (60~80): (10~15): (20~35): (0.1~1).
4. a kind of shock resistance waterproof sheet as described in claim 1, which is characterized in that the density of the PP is 0.89~
0.92g/cm3, melt index is 1.5~3.0g/10min;The density of the POE is 0.85~0.9g/cm3, melt index 1
~2.0g/10min.
5. a kind of shock resistance waterproof sheet as described in claim 1, which is characterized in that the antioxidant is phosphite ester antioxygen
The composite antioxidant that agent and phenolic antioxidant mix.
6. a kind of shock resistance waterproof sheet as claimed in claim 5, which is characterized in that phosphorous described in the composite antioxidant
The mass ratio of acid esters antioxidant and the phenolic antioxidant is (10~30): (70~90).
7. a kind of preparation method of shock resistance waterproof sheet, which is characterized in that include the following steps:
(1) raw material stoving:By raw material high density polyethylene (HDPE) 30~55%, metallocene PE 20~60%, puncture resistance function
Energy master batch 10~30% and Masterbatch 1~8%, wherein the puncture resistance functional agglomerate includes PP, POE, wollastonite fibre
And antioxidant, sufficiently drying, uniformly mixes to obtain mixture respectively;
(2) co-extrusion is melted:Step (1) described mixture is subjected to melting co-extrusion through double screw extruder;
(3) press polish forms:Material after step (2) the melting co-extrusion is formed through three-roller calendar press polish, by cooling, is led
Draw, wind, obtains shock resistance waterproof sheet.
8. a kind of preparation method of shock resistance waterproof sheet as claimed in claim 7, which is characterized in that in the step (1),
The temperature of the drying is 50~85 DEG C.
9. a kind of preparation method of shock resistance waterproof sheet as claimed in claim 7, which is characterized in that in the step (2),
The feeding section of the double screw extruder, melt zone, metering section, extruding zone temperature are respectively:175±5℃,185±5℃,195
±5℃、200±5℃。
10. a kind of preparation method of shock resistance waterproof sheet as claimed in claim 7, which is characterized in that the step (3)
In, three roll temperature of upper, middle and lower of the three-roller calendar is respectively:55±2℃,60±2℃,40±2℃.
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CN201810608130.1A CN108822383A (en) | 2018-06-13 | 2018-06-13 | A kind of shock resistance waterproof sheet and preparation method thereof |
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CN201810608130.1A CN108822383A (en) | 2018-06-13 | 2018-06-13 | A kind of shock resistance waterproof sheet and preparation method thereof |
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CN110219322A (en) * | 2019-06-12 | 2019-09-10 | 江苏凯伦建材股份有限公司 | A kind of foldable fire-retardant sheet material of puncture resistant and preparation method thereof |
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CN107586411A (en) * | 2017-08-21 | 2018-01-16 | 江苏凯伦建材股份有限公司 | A kind of highly polar fire-resistant waterproof sheet material of high puncturing resistance intensity and preparation method thereof |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110219322A (en) * | 2019-06-12 | 2019-09-10 | 江苏凯伦建材股份有限公司 | A kind of foldable fire-retardant sheet material of puncture resistant and preparation method thereof |
CN110219322B (en) * | 2019-06-12 | 2021-02-26 | 江苏凯伦建材股份有限公司 | Puncture-resistant foldable flame-retardant sheet and preparation method thereof |
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