CN104558800A - Plastic waterproof plate and preparation method thereof - Google Patents
Plastic waterproof plate and preparation method thereof Download PDFInfo
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- CN104558800A CN104558800A CN201410814382.1A CN201410814382A CN104558800A CN 104558800 A CN104558800 A CN 104558800A CN 201410814382 A CN201410814382 A CN 201410814382A CN 104558800 A CN104558800 A CN 104558800A
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- drainage systems
- preparation
- systems according
- vinyl acetate
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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
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0853—Vinylacetate
-
- 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
-
- 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
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- 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)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a plastic waterproof plate and a preparation method thereof. The plastic waterproof plate is made from the raw materials which comprise an ethylene-vinyl acetate copolymer, linear low-density polyethylene, an antioxidant and a vinyl elastomer. The plastic waterproof plate comprises the elastomer, so that the welding window of the plastic waterproof plate can be broadened; different types and specifications of elastomers can be used for realizing better welding effect, so that the hot-melt welding property and the low-temperature flexibility of the product are improved, the construction of the product has the characteristics of being rapid, effective, energy-saving and environment-friendly and the integral waterproof construction effect and quality of the product are ensured; the plastic waterproof plate is suitable for the underground waterproof projects such as various culverts and tunnels.
Description
Technical field
The present invention relates to a kind of drainage systems and preparation method thereof, belong to chemical preparations field for building.
Background technology
Drainage systems is that one has certain thickness homogeneous pattern sheet material impervious material, mostly is colourless or white translucent, mainly with polyvinyl chloride (PVC) or polyethylene (PE) for starting material, usually adopt extrusion calendaring to produce.In the application of drainage systems, the overlap joint usually using double slit automatic welding machine to carry out sweating soldering to realize between drainage systems.
Current drainage systems is a kind of material that underground waterproof engineering often uses.In waterproofing work field, usually require that drainage systems has the characteristics such as anti-permeability, certain unit elongation, high thermal resistance and good intensity.PE water board has hard, inflexibility, and heat expands and welds the shortcoming that need be skilled in technique, and easily expands phenomenon, cause drainage systems to be out of shape, thus cause anti-permeability to reduce in sweating soldering construction; PVC water board has the shortcoming of plasticity difference, causes the strength of materials not high, easily causes welding strength low because intensity is bad, thus affect the waterproof effect of material in construction.In addition, according to the requirement of GB 18173.1-2012 " high polymer waterproof material first part sheet material ", the requirement standard of the low-temperature bending temperature of water-proof material is-35 DEG C, and under lower temperature condition, conventional plastic water board then cannot reach better flexibility.
Therefore, this area still lack a kind ofly to overlap firmly, welding strength is higher, the drainage systems with splendid low temperature flexibility.
Summary of the invention
Firm overlap joint is difficult to for solving existing drainage systems, welding strength and the low problem of low temperature flexibility, the present invention proposes a kind of drainage systems, it has splendid low temperature flexibility and efficient sweating soldering characteristic, product is constructed there is characteristic that is quick, effective, energy-saving and environmental protection, thus ensure that waterproof construction effect and the quality of Total Product, be applicable to the underground waterproof engineering such as various culvert, tunnel.
For realizing the object of foregoing invention, the invention provides a kind of drainage systems, being made up of the raw material of ethylene-vinyl acetate copolymer, linear low density polyethylene and oxidation inhibitor, described raw material also comprises based elastomers.
Wherein, the consumption of each raw material can be selected according to actual needs by those skilled in the art, preferably, in order to realize the optimization of its performance, the mass fraction of the ethylene-vinyl acetate copolymer in described raw material, linear low density polyethylene, based elastomers and oxidation inhibitor consists of:
In the present invention, described ethylene-vinyl acetate copolymer can select extrusion grade resin raw material, effectively to improve the low-temperature performance of drainage systems, snappiness and sweating soldering performance.
Wherein, ethylene-vinyl acetate copolymer selects the ethylene-vinyl acetate copolymer of vinyl acetate (VA) mass content in 5% ~ 30% scope.
In the present invention, described linear low density polyethylene can select extrusion grade resin raw material, to ensure mechanical strength and the extensibility of drainage systems.
Wherein, melting index is selected to be linear low density polyethylene within the scope of 0.5 ~ 3.0g/10min.
Wherein, described based elastomers, for improving sweating soldering performance and the low temperature flexibility of product, can select Versify
tMseries of elastic body, Engage
tMseries of elastic body, INFUSE
tMseries of elastic body, Vistamaxx
tMone or more mixture in series of elastic body.
Preferably, based elastomers selects Vistamaxx6102.
Wherein, oxidation inhibitor used can adopt any available antioxidant in this area, such as, four [methyl-β-(3 can be selected, 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester (antioxidant 1010), three [2.4-di-tert-butyl-phenyl] phosphorous acid ester (irgasfos 168), one or more mixture in β-positive octadecanol ester (antioxidant 1076) of (3,5-di-tert-butyl-hydroxy phenyl) propionic acid.
Preferably, antioxidant 1010 selected by oxidation inhibitor.
By above-mentioned special component and consumption combination, drainage systems provided by the invention not only has the features such as the performance of good mechanical property, splendid low temperature flexibility and ageing-resistant, resistant to chemical media corrosion, also has efficient sweating soldering characteristic and conveniently construction application performance simultaneously.
Correspondingly, as another technical scheme, present invention also offers the preparation method of described drainage systems, described drainage systems is the drainage systems described in above-mentioned any one, and described preparation method comprises the steps:
(1) prepare burden: take raw material respectively by component and mass fraction;
(2) batch mixing: raw material is uniformly mixed;
(3) blending extrusion;
(4) shaping: the material after extruding to be carried out press polish shaping;
(5) air cooling;
(6) rolling.
Wherein, described step (2) mixture temperature is 70 ± 10 DEG C, and the time is 10-15 minute, has best compounding effect.
Wherein, step (3) is carried out in single screw extrusion machine, and the screw rod of single screw extrusion machine is respectively 150 ± 10 DEG C, 160 ± 10 DEG C, 170 ± 10 DEG C in feeding section, melt zone, metering zone temperature.
Wherein, step (4) is carried out in three-roller calendar, and shaping three roll temperatures of three-roller calendar are respectively 50 ± 5 DEG C, 60 ± 5 DEG C, 70 ± 5 DEG C.
The present invention has following beneficial effect:
Drainage systems provided by the invention, elastomerics is comprised in its composition, drainage systems welding window can be made to widen, the elastomerics of different sorts and specification can also realize better welding effect, improve sweating soldering performance and the low temperature flexibility of product, relative to the requirement of GB 18173.1-2012 " high polymer waterproof material first part sheet material ", drainage systems provided by the invention still can have good flexibility under lower temperature (lower than-35 DEG C), product is made to have fast in construction process, effectively, energy-conservation, the characteristic of environmental protection, thus ensure that the effect of Total Product in waterproof construction and quality.
The present invention also provides a kind of preparation method of drainage systems, adopt drainage systems prepared by the method, not only there is the features such as the performance of good mechanical property, splendid low temperature flexibility and ageing-resistant, resistant to chemical media corrosion, also there is efficient sweating soldering characteristic and conveniently construction application performance simultaneously, product is constructed there is characteristic that is quick, effective, energy-saving and environmental protection, thus ensure that waterproof construction effect and the quality of Total Product, be applicable to the underground waterproof engineering such as various culvert, tunnel.
Embodiment
For making those skilled in the art understand technical scheme of the present invention better, applicant is described in detail embodiment provided by the invention, but is not particularly limited to the present invention's formation.Change carried out on this basis, replacement etc. all belong to protection scope of the present invention, and protection scope of the present invention is covered by claim and equivalents thereof.
Embodiment 1
A kind of drainage systems, be made up of the raw material of following mass fraction:
Wherein, in ethylene-vinyl acetate copolymer used, vinyl acetate mass content is 5%, and the melting index of linear low density polyethylene is 0.5g/10min, and based elastomers is Vistamaxx6102.
And the preparation technology of above drainage systems comprises the following steps:
(1) prepare burden: take raw material by above-mentioned mass fraction;
(2) batch mixing: above-mentioned raw materials is added in homogenizer and stirs, temperature is 70 ± 10 DEG C, mixing time 15 minutes;
(3) blending extrusion: adopt single screw extrusion machine to carry out blending extrusion, the screw rod of single screw extrusion machine is respectively 150 ± 10 DEG C, 160 ± 10 DEG C, 170 ± 10 DEG C in feeding section, melt zone, metering zone temperature;
(4) shaping: draping metre filter crossed by the material after extruding, melt metering pump supercharging pumping, crosses T-shaped die head in blocks, more shaping by three-roller calendar press polish, and shaping three roll temperatures of three-roller calendar are respectively 50 ± 5 DEG C, 60 ± 5 DEG C, 70 ± 5 DEG C;
(5) air cooling;
(6) rolling.
Press GB 18173.1-2012 " high polymer waterproof material first part sheet material " JS2 type technical requirements test by the drainage systems prepared by the present embodiment, main performance index and the detected result of product are as shown in the table:
Compare with currently available products with standard-required, drainage systems provided by the invention not only meets related request, and excellent performance, effect stability.
Embodiment 2
A kind of drainage systems, be made up of the raw material of following mass fraction:
Wherein, in ethylene-vinyl acetate copolymer used, vinyl acetate mass content is 30%, and the melting index of linear low density polyethylene is 2.0g/10min, and based elastomers is Vistamaxx6102.
And the preparation technology of above drainage systems comprises the following steps:
(1) prepare burden: take raw material by above-mentioned mass fraction;
(2) batch mixing: above-mentioned raw materials is added in homogenizer and stirs, temperature is 70 ± 10 DEG C, mixing time 15 minutes;
(3) blending extrusion: adopt single screw extrusion machine to carry out blending extrusion, the screw rod of single screw extrusion machine is respectively 150 ± 10 DEG C, 160 ± 10 DEG C, 170 ± 10 DEG C in feeding section, melt zone, metering zone temperature;
(4) shaping: draping metre filter crossed by the material after extruding, melt metering pump supercharging pumping, crosses T-shaped die head in blocks, more shaping by three-roller calendar press polish, and shaping three roll temperatures of three-roller calendar are respectively 50 ± 5 DEG C, 60 ± 5 DEG C, 70 ± 5 DEG C;
(5) air cooling;
(6) rolling.
Press GB 18173.1-2012 " high polymer waterproof material first part sheet material " JS2 type technical requirements test by the drainage systems prepared by the present embodiment, main performance index and the detected result of product are as shown in the table:
Compare with currently available products with standard-required, drainage systems provided by the invention not only meets related request, and excellent performance, effect stability.
Embodiment 3
A kind of drainage systems, be made up of the raw material of following mass fraction:
Wherein, in ethylene-vinyl acetate copolymer used, vinyl acetate mass content is 20%, and the melting index of linear low density polyethylene is 3.0g/10min, and based elastomers is Vistamaxx6102.
And the preparation technology of above drainage systems comprises the following steps:
(1) prepare burden: take raw material by above-mentioned mass fraction;
(2) batch mixing: above-mentioned raw materials is added in homogenizer and stirs, temperature is 70 ± 10 DEG C, mixing time 10 minutes;
(3) blending extrusion: adopt single screw extrusion machine to carry out blending extrusion, the screw rod of single screw extrusion machine is respectively 150 ± 10 DEG C, 160 ± 10 DEG C, 170 ± 10 DEG C in feeding section, melt zone, metering zone temperature;
(4) shaping: draping metre filter crossed by the material after extruding, melt metering pump supercharging pumping, crosses T-shaped die head in blocks, more shaping by three-roller calendar press polish, and shaping three roll temperatures of three-roller calendar are respectively 50 ± 5 DEG C, 60 ± 5 DEG C, 70 ± 5 DEG C;
(5) air cooling;
(6) rolling.
Press GB 18173.1-2012 " high polymer waterproof material first part sheet material " JS2 type technical requirements test by the drainage systems prepared by the present embodiment, main performance index and the detected result of product are as follows:
Compare with currently available products with standard-required, the drainage systems of the property of the invention provides not only meets related request, and excellent performance, effect stability.
Moiety and the preparation method of drainage systems provided by the invention do not produce chemical pollution, environmentally friendly, the waterproof, seepage control of the civil engineering works such as various tunnel, underground civil-engineering, city underground, water conservancy, man-made lake, refuse landfill can be widely used in.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present invention is described and adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (10)
1. a drainage systems, it is made up of the raw material comprising ethylene-vinyl acetate copolymer, linear low density polyethylene and oxidation inhibitor, it is characterized in that, described raw material also comprises based elastomers.
2. drainage systems according to claim 1, is characterized in that, the mass fraction of the described ethylene-vinyl acetate copolymer in described raw material, described linear low density polyethylene, described based elastomers and described oxidation inhibitor is:
3. drainage systems according to claim 1, is characterized in that, described ethylene-vinyl acetate copolymer is the ethylene-vinyl acetate copolymer of vinyl acetate mass content in 5% ~ 30% scope.
4. drainage systems according to claim 1, is characterized in that, the described linear low density polyethylene linear low density polyethylene that to be melting index be within the scope of 0.5 ~ 3.0g/10min.
5. drainage systems according to claim 1, is characterized in that, described based elastomers adopts Versify
tMseries of elastic body, Engage
tMseries of elastic body, INFUSE
tMseries of elastic body, Vistamaxx
tMone or more mixture in series of elastic body.
6. drainage systems according to claim 1, it is characterized in that, described oxidation inhibitor adopts four [methyl-β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester, three [2.4-di-tert-butyl-phenyl] phosphorous acid ester, one or more mixture in β-positive octadecanol ester of (3,5-di-tert-butyl-hydroxy phenyl) propionic acid.
7. a preparation method for drainage systems, is characterized in that, described drainage systems comprises the following steps for the drainage systems in claim 1-6 described in any one, described preparation method:
(1) prepare burden: take raw material respectively by component and mass fraction;
(2) batch mixing: described raw material is uniformly mixed;
(3) blending extrusion;
(4) shaping: the material after extruding to be carried out press polish shaping;
(5) air cooling;
(6) rolling.
8. the preparation method of drainage systems according to claim 7, is characterized in that,
Described step (2) mixture temperature is 70 ± 10 DEG C, and the time is 10 ~ 15 minutes.
9. the preparation method of drainage systems according to claim 7, it is characterized in that, step (3) is carried out in single screw extrusion machine, and the screw rod of described single screw extrusion machine is respectively 150 ± 10 DEG C, 160 ± 10 DEG C, 170 ± 10 DEG C in the temperature of feeding section, melt zone, metering zone.
10. the preparation method of drainage systems according to claim 7, is characterized in that, step (4) is carried out in three-roller calendar, and three roll temperatures of described three-roller calendar are respectively 50 ± 5 DEG C, 60 ± 5 DEG C, 70 ± 5 DEG C.
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| CN201410814382.1A CN104558800B (en) | 2014-12-23 | 2014-12-23 | A kind of drainage systems and preparation method thereof |
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| CN201410814382.1A CN104558800B (en) | 2014-12-23 | 2014-12-23 | A kind of drainage systems and preparation method thereof |
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| CN104558800A true CN104558800A (en) | 2015-04-29 |
| CN104558800B CN104558800B (en) | 2017-06-20 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246312A (en) * | 2016-08-31 | 2016-12-21 | 芜湖恒耀汽车零部件有限公司 | Reverse-filling automobile exhaust pipe device splash guard |
| CN106273353A (en) * | 2016-08-31 | 2017-01-04 | 芜湖恒耀汽车零部件有限公司 | The preparation method of reverse-filling automobile exhaust pipe device splash guard |
| CN106928527A (en) * | 2017-03-24 | 2017-07-07 | 北京博瑞众诚科技有限公司 | A kind of fire-resistant waterproof plate and its manufacture method |
| CN107793631A (en) * | 2017-11-08 | 2018-03-13 | 铁科创恒新材料科技有限公司 | A kind of LSOH anti-flaming EVA splash guards and preparation method thereof |
| CN107936335A (en) * | 2017-11-01 | 2018-04-20 | 福建中意铁科新型材料有限公司 | A kind of fire-retardant EVA splash guards and preparation method thereof |
| CN108467533A (en) * | 2018-04-19 | 2018-08-31 | 广东赛力克防水材料股份有限公司 | A kind of exposed conveying appliance resinae polymer membranes and preparation method thereof |
| CN109608751A (en) * | 2018-12-10 | 2019-04-12 | 福建中意铁科新型材料有限公司 | A kind of exposed conveying appliance polymer membranes and preparation method thereof |
| CN110845786A (en) * | 2019-11-29 | 2020-02-28 | 山东天海新材料工程有限公司 | EVA waterproof board and preparation method thereof |
| CN113388332A (en) * | 2021-07-07 | 2021-09-14 | 江苏凯伦建材股份有限公司 | Waterproof material and preparation method and application thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246312A (en) * | 2016-08-31 | 2016-12-21 | 芜湖恒耀汽车零部件有限公司 | Reverse-filling automobile exhaust pipe device splash guard |
| CN106273353A (en) * | 2016-08-31 | 2017-01-04 | 芜湖恒耀汽车零部件有限公司 | The preparation method of reverse-filling automobile exhaust pipe device splash guard |
| CN106928527A (en) * | 2017-03-24 | 2017-07-07 | 北京博瑞众诚科技有限公司 | A kind of fire-resistant waterproof plate and its manufacture method |
| CN107936335A (en) * | 2017-11-01 | 2018-04-20 | 福建中意铁科新型材料有限公司 | A kind of fire-retardant EVA splash guards and preparation method thereof |
| CN107793631A (en) * | 2017-11-08 | 2018-03-13 | 铁科创恒新材料科技有限公司 | A kind of LSOH anti-flaming EVA splash guards and preparation method thereof |
| CN108467533A (en) * | 2018-04-19 | 2018-08-31 | 广东赛力克防水材料股份有限公司 | A kind of exposed conveying appliance resinae polymer membranes and preparation method thereof |
| CN109608751A (en) * | 2018-12-10 | 2019-04-12 | 福建中意铁科新型材料有限公司 | A kind of exposed conveying appliance polymer membranes and preparation method thereof |
| CN110845786A (en) * | 2019-11-29 | 2020-02-28 | 山东天海新材料工程有限公司 | EVA waterproof board and preparation method thereof |
| CN110845786B (en) * | 2019-11-29 | 2022-02-01 | 山东天海新材料工程有限公司 | EVA waterproof board and preparation method thereof |
| CN113388332A (en) * | 2021-07-07 | 2021-09-14 | 江苏凯伦建材股份有限公司 | Waterproof material and preparation method and application thereof |
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| CN104558800B (en) | 2017-06-20 |
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