CN105089009B - A kind of composite geo-membrane and its manufacture method - Google Patents
A kind of composite geo-membrane and its manufacture method Download PDFInfo
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- CN105089009B CN105089009B CN201510417102.8A CN201510417102A CN105089009B CN 105089009 B CN105089009 B CN 105089009B CN 201510417102 A CN201510417102 A CN 201510417102A CN 105089009 B CN105089009 B CN 105089009B
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Abstract
The invention discloses a kind of composite geo-membrane and its manufacture method, belong to geotechnological technical field of membrane, solve the problem of being also easy to produce fold in current geomembrane construction.Including the first waterproof layer, anti-fold layer, the second waterproof layer, the anti-fold layer is made up of triangle unit structure.A kind of composite geo-membrane of the present invention, it is simple in construction, using sandwich diaphragm structure, possess above and below two layers of waterproof layer, can be good at playing waterproof action；Middle anti-fold layer, is made up of, Stability Analysis of Structures multiple triangular elements, while using PP materials, hardness and elasticity can play anti-fold effect；A kind of composite geo-membrane laying of the present invention is convenient, easy to use, and fold is not likely to produce during construction, without cumbersome form of construction work, manpower and materials are greatlyd save；Manufacturing process is simple, is adapted to large-scale production.
Description
Technical field
The invention belongs to geotechnological technical field of membrane, specifically, more particularly to a kind of composite geo-membrane and its manufacture method.
Background technology
The features such as composite geo-membrane has nontoxic, wear-resistant, corrosion-resistant, high intensity, easily construction, low cost, in all kinds of works
It is used widely in journey, particularly hydraulic engineering, and achieves good economic benefit and social benefit.
Composite geo-membrane lays irregularity, and forming fold easily makes geomembrane cause breakage when lining concrete is poured,
The pouring quality of thin-walled lining concrete can be influenceed, while easily cutting through geomembrane when cutting liner plate expansion joint.Canal slope is combined
Geomembrane glides to pulling and drags geomembrane and then influence geotechnological film quality, or even causes geomembrane damage, while can also form a large amount of
Fold.
In the prior art,, before the composite geo-membrane laying of channel and building binding site to avoid producing fold
It is cut according to building size, also needs to close up to composite geo-membrane or receive bottom cutting in channel arc section.
When composite geo-membrane is laid, upper end reserved part is covered using the weight such as earth bag fasten it is solid, then by coiled composite geo-membrane to
Under at the uniform velocity rolling paving, and with weights such as earth bags with paving with pressure is covered, laying will smooth-going, elastic appropriateness as far as possible；Lay canal slope composite earthwork
It can not freely be tumbled during film, produce sliding to prevent composite geo-membrane, pull and drag；To arrange subsequently to apply as early as possible after composite geo-membrane laying
Work, reduces disturbance as far as possible.
It can only be tried one's best at present from form of construction work and reduce the buckling problems of geomembrane, although this form of construction work can be reduced
Geomembrane produces fold, but increases the quantities of construction, brings inconvenience to practice of construction, and can not fundamentally solve
The problem of geomembrane is also easy to produce fold, it is therefore desirable to which a kind of geomembrane for being not likely to produce fold fundamentally solves geomembrane construction
Problem.
The content of the invention
The present invention provides a kind of composite geo-membrane and its manufacture method, solves in current geomembrane construction and is also easy to produce fold
The problem of, and there is provided a kind of composite geo-membrane with three-decker, two layers is waterproof layer up and down, and intermediate layer is anti-fold
Layer, anti-fold layer uses triangular unit structure composition, and Stability Analysis of Structures, this composite geo-membrane fundamentally solves composite earthwork
The problem of film is also easy to produce fold.
The present invention is implemented by the following technical programs：
A kind of composite geo-membrane, including the first waterproof layer 1, anti-fold layer 2, the second waterproof layer 3, the anti-fold layer 2 by
Triangle unit structure is constituted, and first waterproof layer 1 and second layer waterproof layer 3 are made up of the raw material of following parts by weight：
86.5 parts of HDPE, 3.5 parts of carbon black, 0.5 part of age resister, 3 parts of antioxidant, 2.5 parts of ultra-violet absorber, 4 parts of stabilizer,
The anti-fold layer 2 is made up of the raw material of following parts by weight：85-90 parts of PP, 8-15 parts of talcum powder, 2-4 parts of toughener resists
0.4 part of oxygen agent, 0.2 part of UV531 uvioresistants, 0.5-2 parts of Tissuemat E.
A kind of manufacture method of composite geo-membrane described in claim 1, comprises the following steps：
1) 86.5 parts of the HDPE during the first waterproof layer 1 is formulated, 3.5 parts of carbon black, 0.5 part of age resister, antioxidant 3
Part, 2.5 parts of ultra-violet absorber, 4 parts of stabilizer is well mixed；
2) 85-90 parts of the PP during anti-fold layer 2 is formulated, 8-15 parts of talcum powder, 2-4 parts of toughener, 0.4 part of antioxidant,
0.2 part of UV531 uvioresistants, 0.5-2 parts of Tissuemat E is well mixed；
3) raw material being well mixed in step 1 and step 2 is extruded jointly through double screw extruder, extrudes obtained material
By prolonging machine calendering be tentatively combined；
4) 86.5 parts of the HDPE during the second waterproof layer 2 is formulated, 3.5 parts of carbon black, 0.5 part of age resister, antioxidant 3
Part, 2.5 parts of ultra-violet absorber, 4 parts of stabilizer is well mixed；
5) raw material for being well mixed step 4 is extruded through screw extruder, and tentatively compound by PUR and step 3
Film be combined, be finally cooled and shaped.
Compared with prior art, the beneficial effects of the invention are as follows：
A kind of composite geo-membrane of the present invention, it is simple in construction, using sandwich diaphragm structure, possess above and below two layers of waterproof layer,
It can be good at playing waterproof action；Middle anti-fold layer, is made up of, Stability Analysis of Structures multiple triangular elements, while using PP
Material, hardness and elasticity can play anti-fold effect；A kind of composite geo-membrane laying of the present invention is convenient, easy to use, applies
Man-hour is not likely to produce fold, without cumbersome form of construction work, greatlys save manpower and materials；Manufacturing process is simple, is adapted to big rule
Mould is produced.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
In figure：1st, the first waterproof layer；2nd, anti-fold layer；3rd, the second waterproof layer.
Embodiment
Described in detail with reference to embodiment is most further to the present invention：
A kind of composite geo-membrane, including the first waterproof layer 1, anti-fold layer 2, the second waterproof layer 3, the anti-fold layer 2 by
Triangle unit structure is constituted, and first waterproof layer 1 and second layer waterproof layer 3 are made up of the raw material of following parts by weight：
86.5 parts of HDPE, 3.5 parts of carbon black, 0.5 part of age resister, 3 parts of antioxidant, 2.5 parts of ultra-violet absorber, 4 parts of stabilizer,
The anti-fold layer 2 is made up of the raw material of following parts by weight：85-90 parts of PP, 8-15 parts of talcum powder, 2-4 parts of toughener resists
0.4 part of oxygen agent, 0.2 part of UV531 uvioresistants, 0.5-2 parts of Tissuemat E.
A kind of manufacture method of composite geo-membrane described in claim 1, comprises the following steps：
1) 86.5 parts of the HDPE during the first waterproof layer 1 is formulated, 3.5 parts of carbon black, 0.5 part of age resister, antioxidant 3
Part, 2.5 parts of ultra-violet absorber, 4 parts of stabilizer is well mixed；
2) 85-90 parts of the PP during anti-fold layer 2 is formulated, 8-15 parts of talcum powder, 2-4 parts of toughener, 0.4 part of antioxidant,
0.2 part of UV531 uvioresistants, 0.5-2 parts of Tissuemat E is well mixed；
3) raw material being well mixed in step 1 and step 2 is extruded jointly through double screw extruder, extrudes obtained material
By prolonging machine calendering be tentatively combined；
4) 86.5 parts of the HDPE during the second waterproof layer 2 is formulated, 3.5 parts of carbon black, 0.5 part of age resister, antioxidant 3
Part, 2.5 parts of ultra-violet absorber, 4 parts of stabilizer is well mixed；
5) raw material for being well mixed step 4 is extruded through screw extruder, and be tentatively combined by PUR and step 3
Film is combined, and is finally cooled and shaped.
Embodiment：
By 86.5 parts of HDPE, 3.5 parts of carbon black, 0.5 part of age resister, 3 parts of antioxidant, 2.5 parts of ultra-violet absorber,
4 parts of stabilizer is well mixed；Again by 88 parts of PP, 9 parts of talcum powder, 2 parts of toughener, 0.4 part of antioxidant, UV531 uvioresistants
0.2 part, 0.4 part of Tissuemat E is well mixed；Two kinds of mixture material heating are extruded and respectively obtained jointly through double screw extruder
First waterproof layer 1 and anti-fold layer 2, extrude the first obtained waterproof layer 1 and anti-fold layer 2 tentatively multiple by prolonging machine calendering progress
Close；By 86.5 parts of HDPE, 3.5 parts of carbon black, 0.5 part of age resister, 3 parts of antioxidant, 2.5 parts of ultra-violet absorber, stabilizer
4 parts are well mixed, and the heating of well mixed raw material man obtains the second waterproof layer 3 through screw extruder extrusion, extrude the obtained
The film that two waterproof layers 3 are tentatively combined by PUR and before carries out calendering and is combined, and is finally cooled and shaped, obtains the first waterproof layer
1st, the compound composite geo-membrane of the anti-fold waterproof layer 3 of layer 2 and second.
During composite geo-membrane construction of the present invention, two layers of waterproof layer is waterproof up and down, and middle anti-fold layer is by multiple triangles
Shape cellular construction is constituted, and Stability Analysis of Structures while being made up of PP materials, there is certain elasticity and hardness, can unfold construction in time
When fold, fold will not be produced during construction, convenient construction substantially increases efficiency of construction and quality.
A kind of composite geo-membrane of the present invention, it is simple in construction, using sandwich diaphragm structure, possess above and below two layers of waterproof layer,
It can be good at playing waterproof action；Middle anti-fold layer, is made up of, Stability Analysis of Structures multiple triangular elements, while using PP
Material, hardness and elasticity can play anti-fold effect；A kind of composite geo-membrane laying of the present invention is convenient, easy to use, applies
Man-hour is not likely to produce fold, without cumbersome form of construction work, greatlys save manpower and materials；Manufacturing process is simple, is adapted to big rule
Mould is produced.
In summary, only presently preferred embodiments of the present invention, not for limiting the scope that the present invention is implemented, it is all according to
The equivalent changes and modifications carried out by shape, construction, feature and spirit described in scope of the invention as claimed, all should be included in this
In the right of invention.
Claims (1)
1. a kind of manufacture method of composite geo-membrane, it is characterised in that：Composite geo-membrane includes the first waterproof layer (1), anti-fold
Layer (2), the second waterproof layer (3), the anti-fold layer (2) are made up of triangle unit structure, and the anti-fold layer (2) is by as follows
The raw material of parts by weight is made：85-90 parts of PP, 8-15 parts of talcum powder, 2-4 parts of toughener, 0.4 part of antioxidant, the anti-purples of UV531
0.2 part of outside line, 0.5-2 parts of Tissuemat E, the manufacturing step of composite geo-membrane is as follows：
1) 86.5 parts of HDPE during the first waterproof layer (1) is formulated, 3.5 parts of carbon black, 0.5 part of age resister, 3 parts of antioxidant,
2.5 parts of ultra-violet absorber, 4 parts of stabilizer is well mixed；
2) 85-90 parts of PP during anti-fold layer (2) is formulated, 8-15 parts of talcum powder, 2-4 parts of toughener, 0.4 part of antioxidant,
0.2 part of UV531 uvioresistants, 0.5-2 parts of Tissuemat E is well mixed；
3) raw material being well mixed in step 1 and step 2 is extruded jointly through double screw extruder, extrudes obtained material and pass through
Prolong machine calendering be tentatively combined；
4) 86.5 parts of HDPE during the second waterproof layer (2) is formulated, 3.5 parts of carbon black, 0.5 part of age resister, 3 parts of antioxidant,
2.5 parts of ultra-violet absorber, 4 parts of stabilizer is well mixed；
5) raw material for being well mixed step 4 is extruded through screw extruder, and is entered by PUR and step 3 tentatively compound film
Row is compound, is finally cooled and shaped.
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| CN105089009B true CN105089009B (en) | 2017-07-21 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201428145Y (en) * | 2009-06-18 | 2010-03-24 | 河南康喜科技有限公司 | Warp knitted grill reinforcing composite geomembrane |
| CN203487510U (en) * | 2013-09-24 | 2014-03-19 | 福建中意铁科新型材料有限公司 | Composite geomembrane |
| KR101385829B1 (en) * | 2013-03-20 | 2014-04-16 | 신계호 | Construction method of multicoating waterproof layer using ployurea |
| WO2014169680A1 (en) * | 2013-04-20 | 2014-10-23 | 江苏凯伦建材股份有限公司 | Novel composite waterproof material |
| CN104314107A (en) * | 2014-10-27 | 2015-01-28 | 湖南中核无纺有限公司 | Composite geomembrane and production method thereof |
| CN104476883A (en) * | 2014-10-22 | 2015-04-01 | 南阳丰汇塑业有限公司 | A composite geomembrane |
-
2015
- 2015-07-15 CN CN201510417102.8A patent/CN105089009B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201428145Y (en) * | 2009-06-18 | 2010-03-24 | 河南康喜科技有限公司 | Warp knitted grill reinforcing composite geomembrane |
| KR101385829B1 (en) * | 2013-03-20 | 2014-04-16 | 신계호 | Construction method of multicoating waterproof layer using ployurea |
| WO2014169680A1 (en) * | 2013-04-20 | 2014-10-23 | 江苏凯伦建材股份有限公司 | Novel composite waterproof material |
| CN203487510U (en) * | 2013-09-24 | 2014-03-19 | 福建中意铁科新型材料有限公司 | Composite geomembrane |
| CN104476883A (en) * | 2014-10-22 | 2015-04-01 | 南阳丰汇塑业有限公司 | A composite geomembrane |
| CN104314107A (en) * | 2014-10-27 | 2015-01-28 | 湖南中核无纺有限公司 | Composite geomembrane and production method thereof |
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| CN105089009A (en) | 2015-11-25 |
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Denomination of invention: A composite geomembrane and its manufacturing method Effective date of registration: 20221229 Granted publication date: 20170721 Pledgee: Yizheng Sub branch of Postal Savings Bank of China Co.,Ltd. Pledgor: YIZHENG SHENGLI WATERPROOF AND DRAINAGE MATERIALS Co.,Ltd. Registration number: Y2022980029612 |
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