CN207172915U - Waterproof material and apply its waterproof system - Google Patents
Waterproof material and apply its waterproof system Download PDFInfo
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- CN207172915U CN207172915U CN201720753901.7U CN201720753901U CN207172915U CN 207172915 U CN207172915 U CN 207172915U CN 201720753901 U CN201720753901 U CN 201720753901U CN 207172915 U CN207172915 U CN 207172915U
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Abstract
The utility model discloses a kind of waterproof material and applies its waterproof system, it is related to waterproof material technical field, to improve the poor phenomenon for aging and breakage easily occur of the performances such as existing waterproof material tensile strength, tearing strength, uvioresistant, weatherability, the shorter technical problem of service life.Waterproof material provided by the utility model, from top to bottom include superficial film, nonwoven layer, the first modified asphalt layer, structured base layer and the second modified asphalt layer successively；Superficial film is solar film or pvdf membrane；Structured base layer includes PET nonwoven layers and/or scrim layer.The utility model also provides a kind of waterproof system built using the waterproof material, the system can effectively ensure that the compactness of connection, avoid damage to building and waterproof material itself, so as to prevent secondary leakage point, realize preferable waterproof effect, and there is higher tensile strength and tearing toughness, weatherability and anti-aging, service life are longer.
Description
Technical field
Waterproof material technical field is the utility model is related to, in particular to a kind of waterproof material and using the anti-of its
Water system.
Background technology
Waterproof material is the body surface for being covered in building or needing waterproof, can play the construction of waterproof and dampproof effect
Layer.Waterproof material is mainly used in construction wall, roofing and tunnel, highway, refuse landfill etc., be can play to
Drive a kind of rollable flexible product into web-like of extraneous rainwater or underground water seepage, usually as engineering foundation and building it
Between ne-leakage connect, be whole engineering waterproofing first of barrier, vital effect is played to whole engineering.Waterproof material
Species it is a lot, using it is earliest and most be asphalt paper, oilpaper, occurred asphalt waterproofing material, plastics waterproofing material later
Material or colored fiberglass asphalt tile etc..
The performances such as waterproof material tensile strength of the prior art, tearing strength, uvioresistant, weatherability are poor, by
In the direct projection of sunlight to be subjected to, in use for some time, easily there is aging and damaged phenomenon, service life is shorter, needs
Often to repair or update.
In view of this, it is special to propose the utility model.
Utility model content
The purpose of this utility model is to provide a kind of waterproof material and applies its waterproof system, existing anti-to improve
The poor phenomenon for aging and breakage easily occur of the performances such as water tensile strength of material, tearing strength, uvioresistant, weatherability,
The shorter technical problem of service life.
In order to realize above-mentioned purpose of the present utility model, spy uses following technical scheme：
The utility model provides a kind of waterproof material, from top to bottom includes superficial film, nonwoven layer, the first modification successively
Bitumen layer, structured base layer and the second modified asphalt layer；The superficial film is solar film or pvdf membrane；The structured base layer includes
PET nonwoven layers and/or scrim layer.
Alternatively, the width of the superficial film and the width of the nonwoven layer are than first modified asphalt layer
The short 3-10cm of width.
Alternatively, it is provided with membrane waterproofing between the nonwoven layer and first modified asphalt layer；The waterproof membrane
Layer is PET film, PP films or the composite membrane of PE films and real silk fabric.
Alternatively, the width of the width of the superficial film, the width of the nonwoven layer and the membrane waterproofing compares
The short 3-10cm of width of first modified asphalt layer.
Alternatively, lines is additionally provided with the superficial film, the lines is the raised lines of arbitrary shape.
Alternatively, the waterproof material also includes tearable film layer, and the tearable film layer is connected to second modified pitch
The one side of the remote structured base layer of layer.
Alternatively, the thickness of the superficial film is 0.05-0.5mm.
Alternatively, the thickness of the waterproof material is 0.8-4.0mm.
Alternatively, the tearable film layer is PET film layer or PE film layers.
Compared with prior art, waterproof material described in the utility model has following advantage：
Waterproof material provided by the utility model, from top to bottom include superficial film, nonwoven layer, the first modification drip successively
Cyan layer, structured base layer and the second modified asphalt layer；Superficial film is solar film or pvdf membrane；Structured base layer includes PET non-woven fabrics
Layer and/or scrim layer.Thus analysis is understood, waterproof material provided by the utility model is based on structured base layer, due to knot
Structure basic unit includes PET nonwoven layers and/or scrim layer, therefore can effectively improve the tensile strength of waterproof material, tear by force
Degree and shock resistance, ensure the structural strength and stability of waterproof material；Additionally due to also include by solar film or pvdf membrane
The superficial film of composition, therefore the weatherability and uvioresistant and nuclear radiation performance on waterproof material surface can be improved, while by
The multilayer of scientific order is formed in superficial film, nonwoven layer, the first modified asphalt layer, structured base layer and the second modified asphalt layer
Structure, therefore can effectively ensure that waterproof and dampproof effect.Compared with prior art, the stretching that can improve waterproof material is strong
The performances such as degree, tearing strength, uvioresistant, weatherability, it is non-aging and damaged, effectively increase the service life.
The utility model also provides a kind of waterproof system built using the waterproof material.
Compared with existing waterproof system, the utility model waterproof system is combined closely with building basal plane, including polylith
Waterproof material, and partly overlapped between adjacent waterproof material, the compactness of connection is can effectively ensure that, is fixed without nailing, is kept away
Exempt to destroy building and waterproof material itself, so as to prevent secondary leakage point, realize preferable waterproof moisture-proof effect, and
With higher tensile strength and tearing toughness, weatherability is strong, effectively prevents aging, has longer service life.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments or embodiment of the present utility model, for those of ordinary skill in the art, do not paying
On the premise of going out creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of cross section structure diagram for waterproof material that the utility model embodiment provides；
Fig. 2 is the cross section structure diagram for another waterproof material that the utility model embodiment provides；
Fig. 3 is the cross section structure diagram for the waterproof material that the utility model embodiment three provides；
Fig. 4 is the cross section structure diagram for the waterproof material that the utility model embodiment four provides.
Icon：001- superficial films；002- nonwoven layers；The modified asphalt layers of 003- first；004- structured base layers；005-
Two modified asphalt layers；041-PET nonwoven layers；042- scrim layers；006- membrane waterproofings；The tearable film layers of 007-.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the reality in the utility model
Apply mode and embodiment, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Mode is applied, belongs to the scope of the utility model protection.Unreceipted actual conditions person, suggest according to normal condition or manufacturer
Condition is carried out.Agents useful for same or the unreceipted production firm person of instrument, it is the conventional products that can be obtained by commercially available purchase.
, it is necessary to explanation in description of the present utility model, term " on ", " in ", " under ", the orientation of the instruction such as " interior "
Or position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplification is retouched
State, rather than instruction or imply signified device or element there must be specific orientation, with specific azimuth configuration and operation,
Therefore it is not intended that to limitation of the present utility model.
, it is necessary to illustrate in description of the present utility model, unless otherwise clearly defined and limited, term " connection "
It should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can be that machinery connects
Connect, can be signal connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can
To be the connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the utility model.
As shown in figure 1, the utility model embodiment provides a kind of waterproof material, as shown in figure 1, from top to bottom wrapping successively
Include superficial film 001, nonwoven layer 002, the first modified asphalt layer 003, the modified asphalt layer 005 of structured base layer 004 and second；Table
Face mask layer 001 is solar film or pvdf membrane；Structured base layer 004 includes PET nonwoven layers 041 and/or scrim layer 042.
Compared with prior art, the waterproof material described in the utility model embodiment has following advantage：
The waterproof material that the utility model embodiment provides, as shown in figure 1, from top to bottom including superficial film successively
001st, nonwoven layer 002, the first modified asphalt layer 003, the modified asphalt layer 005 of structured base layer 004 and second；Superficial film 001
For solar film or pvdf membrane；Structured base layer 004 includes PET nonwoven layers 041 and/or scrim layer 042.Thus analysis is understood,
The utility model embodiment provide waterproof material based on structured base layer 004, due to structured base layer 004 include PET without
Layer of cloth 041 and/or scrim layer 042 are spun, therefore the tensile strength, tearing strength and anti-impact of waterproof material can be effectively improved
Performance is hit, ensures the structural strength and stability of waterproof material；Additionally due to also include the table being made up of solar film or pvdf membrane
Face mask layer 001, therefore the weatherability and uvioresistant and nuclear radiation performance on waterproof material surface can be improved, simultaneously because surface
Film layer 001, nonwoven layer 002, the first modified asphalt layer 003, the modified asphalt layer 005 of structured base layer 004 and second form science
Orderly sandwich construction, therefore can effectively ensure that waterproof and dampproof effect.Compared with prior art, the utility model embodiment party
The waterproof material that formula provides can improve the performances such as the tensile strength of waterproof material, tearing strength, uvioresistant, weatherability, no
It is easy to aging and damaged, effectively increase the service life.
Specifically, solar film is also known as thermal isolation film, typically by vacuum evaporating or magnetron sputtering technique by aluminium, gold, copper or
The high heat insulating metal film layer of multiple dense is made in the metals such as silver, has heat-insulated, antiultraviolet and resistant to elevated temperatures property.
Specifically, PVDF (Polyvinylidene Fluoride english abbreviation) film refers mainly to vinylidene fluoride homopolymer
Or vinylidene and films made of the copolymer of other a small amount of fluorine-containing vinyl monomers, have the spy of fluororesin and resins for universal use concurrently
Property, there is good chemical resistance, heat-resisting quantity, oxidative resistance, weatherability and the radiance of resistance to ray.
Alternatively, the typical but non-limiting material used in nonwoven layer 002 is PET non-woven fabrics or PP non-woven fabrics.
Alternatively, when structured base layer 004 is PET nonwoven layers 041 and scrim layer 042, the He of PET nonwoven layers 041
The position of scrim layer 042 is unrestricted, scrim layer 042 can above PET nonwoven layers 041, can also PET without
Spin below layer of cloth 041, two ways role is identical, can increase the structural strength and stability of waterproof material.
Alternatively, installed in order to facilitate the cooperation between polylith waterproof material, there is provided the convenience of construction, the utility model
In the waterproof material that embodiment provides, the width of superficial film 001 and the width of nonwoven layer 002 are than the first modified pitch
The short 3-10cm of width of layer 003.Therefore in construction, in the basal plane of building polylith waterproof material, and phase can be installed successively
Partly overlapped between adjacent waterproof material, can effectively ensure that the compactness of connection, so as to strengthen waterproof and dampproof effect, also can
Strengthen the integrally-built impact strength of waterproof material and stability.
Alternatively, the width of superficial film 001 and the width of nonwoven layer 002 are typical but non-limiting than the first modification
Width short 3cm, 4cm, 5cm, 6cm, 7cm, 8cm, 9cm or 10cm of bitumen layer 003.
Alternatively, in order to further improve waterproof effect, as shown in Fig. 2 the waterproof that the utility model embodiment provides
In material, membrane waterproofing 006 is provided between the modified asphalt layer 003 of nonwoven layer 002 and first；Membrane waterproofing 006 is PET
Film, PP films or the composite membrane of PE films and real silk fabric.Wherein, the composite membrane of PE films and real silk fabric can be to use to vacuumize
Laminating obtains, and PE films and real silk fabric is made into composite by hot pressing, hot pressing is keeping real silk fabric as far as possible
On the premise of original glossiness and bright-colored degree, the intensity of real silk fabric is improved, PE films is formed with real silk fabric anti-
Water material has good appearance and physical and mechanical properties (for example, higher impact resistance and tensile strength, high tear
Property).Due to being provided between the modified asphalt layer 003 of nonwoven layer 002 and first by PET film, PP films or PE and real silk fabric
The membrane waterproofing 006 that composite membrane is formed, therefore can effectively strengthen the water resistance of waterproof material, be advantageous to improve waterproof material
The quality and the market competitiveness of product.
Further, installed in order to facilitate the cooperation between polylith waterproof material, there is provided the convenience of construction, this practicality are new
In the waterproof material that type embodiment provides, the width of superficial film 001, the width of nonwoven layer 002 and membrane waterproofing 006
Width of the width than the first modified asphalt layer 003 is short 3-10cm.Therefore in construction, can pacify successively in the basal plane of building
Polylith waterproof material is filled, and is partly overlapped between adjacent waterproof material, can effectively ensure that the compactness of connection, it is anti-so as to strengthen
The moistureproof effect of water, can also strengthen the integrally-built impact strength of waterproof material and stability.
Alternatively, the width of the width of superficial film 001, the width of nonwoven layer 002 and membrane waterproofing 006 is typical but non-
The restricted width than the first modified asphalt layer 003 is short 3cm, 4cm, 5cm, 6cm, 7cm, 8cm, 9cm or 10cm.
Alternatively, in order to improve the water proofing property of the first modified asphalt layer 003 and the second modified asphalt layer 005 and anti-aging
Property, the waterproof material of the utility model embodiment offer, according to percent by weight, the first modified asphalt layer 003 and second
The raw material components of modified asphalt layer 005 include pitch 40-70%, thermoplastic modification agent 15-20%, filler 10-40%；Fill out
The fineness of agent is filled more than 200 mesh.
Alternatively, the pitch in raw material components is 50-90 pitches, and the percetage by weight of pitch is typical but non-limiting to be
40%th, 42%, 45%, 47%, 50%, 52%, 55%, 57%, 60%, 62%, 65%, 67% or 70%.
Alternatively, thermoplastic modification agent is typical but non-limiting for APP thermoplastic elastomers, AOPO thermoplasticity in raw material components
Rubber, SIS thermoplastic elastomers, SBR thermoplastic styrene butadiene rubbers, C5Petropols or C9Petropols.
Alternatively, it is 15% that the percetage by weight of thermoplastic modification agent is typical but non-limiting, 16%, 17%, 18%,
19% or 20%.
Alternatively, the kind quasi-representative of filler but it is non-limiting be talcum powder or Paris white, the fineness of filler is 200
More than mesh, typical but non-limiting fineness is 200 mesh, 250 mesh or 300 mesh.
Alternatively, it is 10% that the percetage by weight of filler is typical but non-limiting, 12%, 15%, 18%, 20%,
22%th, 25%, 27%, 30%, 32%, 35%, 38% or 40%.
Preferably, according to percent by weight, the raw material group of the first modified asphalt layer 003 and the second modified asphalt layer 005
Dividing includes No. 90 pitches 50%, SIS thermoplastic elastomers 15%, talcum powder 35%.
Alternatively, in order to improve the skidproof effect of superficial film 001, superficial film that the utility model embodiment provides
Lines, the raised lines that lines can have any shape are additionally provided with 001；Preferably, it is three that lines is typical but non-limiting
Angular or quadrangle.
Alternatively, in order to realize effective waterproof, while it is easy to the effect of Fast Installation waterproof material, as shown in figure 1, this reality
Also include tearable film layer 007 in the waterproof material provided with new embodiment, tearable film layer 007 is connected to the second modified pitch
The one side of the remote structured base layer 004 of layer 005.During installation, expose the second modified asphalt layer after directly tearable film layer 007 is torn off
005, the second modified asphalt layer 005 is then contacted into combination with basal plane completely, so as to reach waterproof composite material and basal plane jail
The effect closed is consolidated, basal plane and building can be protected comprehensively, reach preferable waterproof effect.During installation, without nailing
Son is fixed, avoids damage to formation level and waterproof composite material itself, can prevent from causing secondary leakage point.
Alternatively, in order to effectively improve the weatherability of waterproof material and uvioresistant intensity, the utility model embodiment
In the waterproof material of offer, the thickness of superficial film 001 is 0.05-0.5mm.The utility model embodiment provides compound anti-
Water material can be resistant to 60-90 DEG C of high temperature and 5-25 DEG C of low temperature, and not easy to break, is tightly combined, is not easily stripped between each layer, energy
Enough to be constructed any time annual, preferable construction temperature is 5-45 DEG C, and execution conditions constraint is few.
Alternatively, the thickness of superficial film 001 it is typical but it is non-limiting for 0.05mm, 0.1mm, 0.15mm, 0.2mm,
0.25mm, 0.3mm, 0.35mm, 0.4mm, 0.45mm or 0.5mm.
Alternatively, in order to improve the impact strength of waterproof material, tearing toughness and tensile strength, while ensure preferable
Waterproof effect, the thickness of waterproof material that the utility model embodiment provides is 0.8-4.0mm.After testing, this practicality is new
The lateral pull intensity of type waterproof material reaches 200-1000N, and longitudinal pulling force intensity reaches 200-1000N, and tensile strength is larger；Nail
Bar tearing strength is not easy to tear in more than 40N；120min is waterproof under 0.3MPa hydraulic pressure, has preferable waterproof effect.On
Stating the waterproof material of thickness has suitable weight (for example, the weight of 0.8-1.2mm thickness is 800-1200g/m2；It is a roll of wide
Spend for 1m, length is the weight of 20m waterproof material product in 16kg-24kg or so), thus can either prevent when mounted by
Wind rises, and causes constructional difficulties, and and can enough ensures that a people easily carries, and reduces the cost of labor carried in work progress,
Reduce labor intensity, improve efficiency of construction.
Alternatively, the thickness of waterproof material it is typical but it is non-limiting for 0.8mm, 1.0mm, 1.2mm, 1.5mm, 2.0mm,
2.5mm, 3.0mm, 3.5mm or 4.0mm.
Alternatively, it is 1m, 1.2m or 1.5m that the width of waterproof material is typical but non-limiting.
Alternatively, in order to ensure the protecting effect to the second modified asphalt layer 005, what the utility model embodiment provided
In waterproof material, tearable film layer 007 is PET film layer or PE film layers.During installation, is exposed after directly tearable film layer 007 is torn off
Two modified asphalt layers 005, the second modified asphalt layer 005 is then contacted into combination with basal plane completely, so as to reach waterproof material
With the effect of basal plane strong bonded, basal plane and building can be protected comprehensively, reaches preferable waterproof effect.During installation,
Fixed without tack hole, avoid damage to formation level and waterproof composite material itself, can prevent from causing secondary leakage point.
The structure of the utility model waterproof material is described in detail with reference to specific embodiment：
Embodiment one：A kind of waterproof material, as shown in figure 1, from top to bottom including the (solar film of superficial film 001 successively
Layer), nonwoven layer 002, the first modified asphalt layer 003, PET nonwoven layers 041, scrim layer 042, the second modified asphalt layer
005 and tearable film layer 007.Wherein, the width of superficial film 001 and the width of nonwoven layer 002 are than the first modified asphalt layer
The 003 short 3cm of width；According to percent by weight, the raw material group of the first modified asphalt layer 003 and the second modified asphalt layer 005
Dividing includes No. 90 pitches 50%, SIS thermoplastic elastomers 15%, talcum powder 35%；Tearable film layer 007 is PE film layers, superficial film
001 thickness is 0.05mm, and the thickness of the waterproof material is 1.0mm.
Embodiment two：A kind of waterproof material, as shown in Fig. 2 from top to bottom including the (pvdf membrane of superficial film 001 successively
Layer), nonwoven layer 002, membrane waterproofing 006, the first modified asphalt layer 003, scrim layer 042, PET nonwoven layers 041, second
Modified asphalt layer 005 and tearable film layer 007.Wherein, the width of superficial film 001, the width and membrane waterproofing of nonwoven layer 002
Width of 006 width than the first modified asphalt layer 003 is short 5cm；According to percent by weight, the first modified asphalt layer 003
And second the raw material components of modified asphalt layer 005 include No. 60 pitches 45%, C5Petropols 16%, Paris white 39%；Can
Dyestripping layer 007 is PET film layer, and the thickness of superficial film 001 is 0.2mm, and the thickness of the waterproof material is 2.0mm.
Embodiment three：A kind of waterproof material, as shown in figure 3, from top to bottom including the (solar film of superficial film 001 successively
Layer), nonwoven layer 002, membrane waterproofing 006, the first modified asphalt layer 003, scrim layer 042, the second modified asphalt layer 005 and
Tearable film layer 007.Wherein, the width of the width of superficial film 001, the width of nonwoven layer 002 and membrane waterproofing 006 is than
The short 7cm of width of modified bitumen layer 003；According to percent by weight, the first modified asphalt layer 003 and the second modified asphalt layer
005 raw material components include No. 80 pitches 55%, SBR thermoplastic styrene butadiene rubbers 18%, talcum powder 27%；Tearable film layer 007 is
PET film layer, the thickness of superficial film 001 is 0.3mm, and the thickness of the waterproof material is 4.0mm.
Example IV：A kind of waterproof material, as shown in figure 4, from top to bottom including the (solar film of superficial film 001 successively
Layer), nonwoven layer 002, membrane waterproofing 006, the first modified asphalt layer 003, PET nonwoven layers 041, the second modified asphalt layer
005 and tearable film layer 007.Wherein, the width of the width of superficial film 001, the width of nonwoven layer 002 and membrane waterproofing 006
Width than the first modified asphalt layer 003 is short 10cm；According to percent by weight, the first modified asphalt layer 003 and second change
The raw material components of property bitumen layer 005 include No. 90 pitches 40%, APP thermoplastic elastomers 18%, talcum powder 42%；Tearable film layer
007 is PE film layers, and the thickness of superficial film 001 is 0.5mm, and the thickness of the waterproof material is 4.0mm.
The utility model embodiment also provides a kind of waterproof system built using above-mentioned waterproof material.
The waterproof system is combined closely with building basal plane, including polylith waterproof material, and between adjacent waterproof material
It is point overlapping, the compactness of connection is can effectively ensure that, is fixed without nailing, avoids damage to building and waterproof material itself, from
And secondary leakage point is prevented, and preferable waterproof moisture-proof effect is realized, and it is strong with higher tensile strength and tear-proof
Degree, high temperature resistant, effectively prevents aging, has longer service life.
Although illustrate and describing the utility model with embodiment and embodiment, but will be appreciated that
In the case of without departing substantially from spirit and scope of the present utility model, many other change and modification can be made.Therefore, this is meaned
The all such changes and modifications for including belonging in the scope of the utility model in the following claims.
Claims (9)
1. a kind of waterproof material, it is characterised in that from top to bottom include superficial film, nonwoven layer, the first modified pitch successively
Layer, structured base layer and the second modified asphalt layer；
The superficial film is solar film or pvdf membrane；
The structured base layer includes PET nonwoven layers and/or scrim layer；
Membrane waterproofing is provided between the nonwoven layer and first modified asphalt layer；
The membrane waterproofing is PET film, PP films or the composite membrane of PE films and real silk fabric.
2. waterproof material according to claim 1, it is characterised in that the width of the superficial film and the nonwoven layer
Width of the width than first modified asphalt layer it is short 3-10cm.
3. waterproof material according to claim 1, it is characterised in that the width of the superficial film, the nonwoven layer
Width and the membrane waterproofing width of the width than first modified asphalt layer it is short 3-10cm.
4. the waterproof material according to Claims 2 or 3, it is characterised in that lines, institute are additionally provided with the superficial film
State the raised lines that lines is arbitrary shape.
5. waterproof material according to claim 4, it is characterised in that also including tearable film layer, the tearable film layer connection
In the one side of the remote structured base layer of second modified asphalt layer.
6. the waterproof material according to claim 1 or 3, it is characterised in that the thickness of the superficial film is 0.05-
0.5mm。
7. the waterproof material according to claim 1 or 3, it is characterised in that the thickness of the waterproof material is 0.8-
4.0mm。
8. waterproof material according to claim 5, it is characterised in that the tearable film layer is PET film layer or PE film layers.
A kind of 9. waterproof system using any one of the claim 1-8 waterproof material structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720753901.7U CN207172915U (en) | 2017-06-26 | 2017-06-26 | Waterproof material and apply its waterproof system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720753901.7U CN207172915U (en) | 2017-06-26 | 2017-06-26 | Waterproof material and apply its waterproof system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207172915U true CN207172915U (en) | 2018-04-03 |
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ID=61735172
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| CN201720753901.7U Active CN207172915U (en) | 2017-06-26 | 2017-06-26 | Waterproof material and apply its waterproof system |
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| Country | Link |
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2017
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