CN201962810U - Composite waterproof system - Google Patents

Composite waterproof system Download PDF

Info

Publication number
CN201962810U
CN201962810U CN2010206539944U CN201020653994U CN201962810U CN 201962810 U CN201962810 U CN 201962810U CN 2010206539944 U CN2010206539944 U CN 2010206539944U CN 201020653994 U CN201020653994 U CN 201020653994U CN 201962810 U CN201962810 U CN 201962810U
Authority
CN
China
Prior art keywords
layer
waterproof
sizing material
modified bitumen
post
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2010206539944U
Other languages
Chinese (zh)
Inventor
程雪峰
何家旭
左梦丽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Rui Xin new building materials Co., Ltd.
SHANGHAI TERRA ENGINEERING & INDUSTRY CO., LTD.
Original Assignee
SHANGHAI TAIAN NEW BUILDING MATERIAL CO Ltd
SHANGHAI TAI'AN ENGINEERING INDUSTRY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHANGHAI TAIAN NEW BUILDING MATERIAL CO Ltd, SHANGHAI TAI'AN ENGINEERING INDUSTRY Co Ltd filed Critical SHANGHAI TAIAN NEW BUILDING MATERIAL CO Ltd
Priority to CN2010206539944U priority Critical patent/CN201962810U/en
Application granted granted Critical
Publication of CN201962810U publication Critical patent/CN201962810U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Compositions Of Macromolecular Compounds (AREA)
  • Road Paving Structures (AREA)

Abstract

The utility model relates to a composite waterproof system, which comprises a composite waterproof layer and an external protection layer, wherein the composite waterproof layer is formed by an inner base layer and an external strengthening layer, and the external protection layer is formed by polyethylene films or non-woven fabrics, fine aggregate concretes and steel bar net slices. The inner base layer is formed by a double-characteristic non-cured waterproof glue which is in a solid state after contacting with air in the normal temperature and keeps a flexible adhesive state under a sealing anaerobic condition, and the external strengthening layer is formed by a high-performance synthetic rubber asphalt waterproof roll which is formed by an upper covering layer, a lower covering layer and an intermediate modified asphalt sizing layer. The non-cured waterproof glue is directly coated on base surfaces of concretes, the waterproof roll is covered on and adhered to the outer surface of the inner base layer, a rim overlapping portion and a peripheral edge of the waterproof roll are respectively are coated and sealed by the non-cured waterproof glue so as to enable the entire inside of composite waterproof layer to be in a sealed state, the composite waterproof system adopting a cold construction has the advantages of reasonable in components, scientific in structure, reliable in construction technology, and capable of preventing buildings from leaking for a long time, and having strong practical applicability and valuable market prospect.

Description

A kind of composite water-proof system
Technical field
The utility model relates to the building waterproofing technique field, particularly a kind of high-level waterproof requirement that can reach long-term non-leakage water, helps improving the composite water-proof system of building comprehensive waterproof capability.
Background technology
In recent years, along with the fast development of social economy and urban construction cause, people required more and more higher to building waterproof, even had proposed the high-level waterproof requirement of long-term non-leakage water.Aspect building waterproof, the rubber asphalt material is gone through because of its excellent water resistance and is occupied leading position, and rubber-asphalt waterproof material product commonly used at present mainly contains synthetic rubber asphalt water-proof coiled material and Rubber Modified Asphalt Waterproof Coating.The characteristics of synthetic rubber asphalt water-proof coiled material are that the material thickness is even, easy construction and quick, are widely used on the building flat surface, and its weak point is: applicable surface is wideless, and the stickiness on non-burnishing surface is relatively poor; The construction of employing hot melt, not only poor stability but also consumes energy and contaminated environment; Reliable long-term working is relatively poor, and the waterproofing course of generation has the handing-over seam to exist, and except that in use taking place easily the seam crossing percolating water, the phenomenon that waterproofing course is heaved, peeled off or rupture, chaps takes place easily also.The advantage of Rubber Modified Asphalt Waterproof Coating is; Can adopt direct coating process construction, it is lower that convenience and cost are set; Widely applicable, building regular or irregular basal layer surface and complex node position all there is very strong attaching adaptive capacity, the rubberised layer that forms does not have the handing-over seam, overall permanence is good, its weak point is: owing to solidify fast, all wayward at operating process floating coat thickness and uniformity coefficient, generation causes local drainage because of the part is thin easily.So, existing rubber-asphalt waterproof material, no matter be synthetic rubber asphalt water-proof coiled material or Rubber Modified Asphalt Waterproof Coating, they be arranged on separately the single formula waterproofing course that generates on the building all the actual waterproof effect of ubiquity and useful working life cannot say for sure the weak point demonstrate,proved, thereby can't satisfy the high-level waterproof requirement of the long-term non-leakage water of building.For this reason, the someone has proposed to adopt simultaneously Rubber Modified Asphalt Waterproof Coating and synthetic rubber asphalt water-proof coiled material that the imagination of complex waterproof layer is set, and to remedy weak point separately, satisfies the high-level waterproof requirement of long-term non-leakage water.But owing to existing Rubber Modified Asphalt Waterproof Coating is to aim at direct coating to be arranged at develop on the building surface concrete a kind of and to have the water-repellent paint of ability to cure faster, and the coating after solidification process be exactly contact with material around bonding, mutual location process, so in the work progress of complex waterproof layer is set, except the requirement that will certainly produce quick setting, also surrounding edge is existed the requirement of positiver sealing, with the basic waterproofing course and the building concrete surface of realizing constituting by Rubber Modified Asphalt Waterproof Coating, and the reliable bonding and surrounding edge between the appearance waterproofing course inner surface that is made of the synthetic rubber asphalt water-proof coiled material is to the positiver sealing effect of complex waterproof layer.To this scheme, meet reason in theory, also be feasible in the practical operation, can greatly improve and prolong the water resistance of building.But its a fly in the ointment is: because the building of the building finished product concrete surface sealant that can take place to solidify on crack, the complex waterproof layer edge situation that also can ftracture in the course of the work in the course of the work, thereby influence the long-term water resistance of building.
Summary of the invention
The purpose of this utility model be to overcome existing waterproofing course ubiquitous actual waterproof effect and useful working life cannot say for sure to demonstrate,prove, can't satisfy the deficiency of the high-level waterproof requirement of long-term non-leakage water, a kind of a kind of composite water-proof system that can guarantee to satisfy the high-level waterproof requirement of long-term non-leakage water is provided.
Composite water-proof system body of the present utility model is made of complex waterproof layer and appearance topping, be characterised in that complex waterproof layer is made of inner base layer and external reinforcing layer, the appearance topping is by polyethylene sheeting or nonwoven, pea gravel concreten and reinforced mesh constitute, wherein: the described inner base layer of a. by a kind of have at normal temperatures be solid-state behind the ingress of air, but under the sealing oxygen free condition, keep flexible glue tacky state double grading, can adapt to substrate surface deformation and bearing capacity, help to solve waterproofing course and scurry water problems, by major ingredient pitch with include thermoplastic elastomer (TPE), modifier, tackifier, plasticizing agent, the non-curing waterproof gluing that the pair material blend of dilution auxiliary agent and inserts constitutes is filled the post of, major ingredient pitch is wherein filled the post of by petroleum bitumen, thermoplastic elastomer (TPE) is filled the post of by thermoplastic styrene butadiene rubber, modifier is filled the post of by low-molecular-weight polyisobutene, the tackifying resin that tackifier are made up of Petropols or phenolic resins is filled the post of, plasticizing agent is filled the post of by polyolefin, the dilution auxiliary agent is filled the post of by the ethyl acetate organic solvent, inserts includes carbon black and the calcium carbonate of fineness between 160~200 orders is filled the post of, and the component weight proportion is: major ingredient pitch 40~50%, thermoplastic styrene butadiene rubber 5~10%, polyisobutene 4~8%, tackifying resin 3~8%, polyolefin 8~10%, carbon black, calcium carbonate 19~21%, dilution auxiliary agent 8~10%; B. described external reinforcing layer by a kind of main body by upper covering layer, lower covering layer and form by the middle waterproofing course that modified bitumen sizing material layer is filled the post of, it is good to have high and low temperature resistance, bonding great efforts, high and outstanding elongation per unit length and the flexibility of surface tensile strength, fixedly gluing makes it be difficult for being subjected to displacement when the waterproofing course local pressure, being difficult for that in use waterproofing course takes place heaves, peel off or crack performance, can satisfy long-term non-leakage water instructions for use high-performance synthetic rubber asphalt water-proof coiled material (be called for short " waterproof roll ") fill the post of, upper covering layer wherein is by polyethylene polypropylene, polyethylene film or metal aluminum foil are filled the post of, lower covering layer is filled the post of by the needle-punching polyester nonwoven, modified bitumen sizing material layer is made by by adding modifier in major ingredient pitch pitch being carried out comprehensively modifying, include major ingredient pitch in the component, by having the pitch of improvement low-temperature characteristics function, the high molecular polymer of the tackifying resin that includes thermoplastic styrene butadiene rubber and form by Petropols or phenolic resins and have the asphalt high-temperature of improvement characteristic functions, stable by chemical property, the modifier that the inserts that the French chalk of fineness between 160~200 orders filled the post of combines and the modified bitumen sizing material of machine oil constitute, and the weight proportion of its component is: pitch 40~60%, thermoplastic styrene butadiene rubber 4~14%, tackifying resin 1~5%, machine oil 8~10% and French chalk 27~31%.
In addition, it is the conventional high-performance synthetic rubber asphalt water-proof coiled material of individual layer that described high-performance synthetic rubber asphalt water-proof coiled material both can adopt modified bitumen sizing material layer, also can adopt the high-performance synthetic rubber asphalt water-proof coiled material that is provided with middle the body piles that are made of glass felt grid cloth in the middle of the modified bitumen sizing material layer, modified bitumen sizing material layer branch is changed to the band centre body piles of modified bitumen sizing material layer and following modified bitumen sizing material layer.
The construction technology of the utility model composite water-proof system is as follows:
(1). the thick non-curing waterproof gluing of coating 2mm on the concrete surface of cleaning out forms the inner base layer;
(2). as adhesive surface, on the inner base laminar surface, cover laying water-proof coiled material with the lower covering layer of waterproof roll, the edge lap-joint of waterproof roll is applied non-curing waterproof gluing, spontaneous curing, reinforce sealing, form the external reinforcing layer;
(3). the surrounding edge to outside enhancement Layer applies non-curing waterproof gluing, and sealing is reinforced in spontaneous curing, the complex waterproof layer of band appearance sealing surface in the formation;
(4). whole laying polyethylene sheeting or nonwoven on the complex waterproof layer external surface, and on polyethylene sheeting or nonwoven, join reinforced mesh with pea gravel concreten and do mortar cover, form the appearance topping, constitute complete composite water-proof system.
Under the duty of the utility model composite water-proof system after being provided with based on above-mentioned design, non-curing waterproof gluing directly coating is arranged on the building concrete basal plane, constitute the inner base layer, the synthetic rubber asphalt water-proof coiled material covers bonding by lower covering layer and is arranged on the external surface of inner base layer, constitute the external reinforcing layer, the edge lap-joint of synthetic rubber asphalt water-proof coiled material, and the surrounding edge place is by non-curing waterproof gluing coating sealing, spontaneous curing, constitute complex waterproof layer, because the upper covering layer of synthetic rubber asphalt water-proof coiled material is made by non-poromeric material, edge lap-joint and surrounding edge place are by non-curing waterproof gluing coating sealing, thereby make the complex waterproof layer inner body that constitutes by inner base layer and external reinforcing layer be in sealing state, thereby make the inner base layer be in flexible glue and can glue state, in case the concrete surface of building, when the curing edge around the complex waterproof layer or the gluing of the curing generation blind crack of synthetic rubber asphalt water-proof coiled material edge lap-joint or crack, the non-curing waterproof gluing of tool double grading just can inject automatically, bonding, and spontaneous curing behind the ingress of air, make complex waterproof layer recover positiver sealing and bond state, thereby can effectively avoid heaving because of waterproofing course in the prior art, peel off the generation that causes the percolating water situation with phenomenon of rupture, realize the purpose of long-term non-leakage water, and, the various drawbacks that the available technology adopting hot melt application brings have been overcome because composite water-proof of the present utility model system adopts cold construction when construction is set.In sum, composite water-proof of the present utility model system compares with existing each waterproofing system and job practices, obviously have component rationally, scientific structure and construction technology reliable characteristics, can reach the positive technique effect that makes the long-term non-leakage water of building, thereby have significant technical advance, very strong practicality and a valuable market application foreground.
Description of drawings
Fig. 1 is the general structure schematic diagram of the utility model embodiment;
Fig. 2 is the structural representation of a kind of waterproof roll among the utility model embodiment;
Fig. 3 is the structural representation of another kind of waterproof roll among the utility model embodiment.
Among the figure:
1. complex waterproof layer 2. appearance toppings 3. inner base layers 4. external reinforcing layer
5. upper covering layer 6. lower covering layers 7. modified bitumen sizing material layer 7-1. go up modified bitumen sizing material layer
7-2. body piles in the middle of the following modified bitumen sizing material layer 8. modified bitumen sizing material 9.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and exemplary embodiments.
At Fig. 1, among Fig. 2 and Fig. 3, composite water-proof system body of the present utility model is made of complex waterproof layer 1 and appearance topping 2, be characterised in that complex waterproof layer 1 is made of inner base layer 3 and external reinforcing layer 4, appearance topping 2 is by polyethylene sheeting or nonwoven, pea gravel concreten and reinforced mesh constitute, wherein: the described inner base layer 3 of a. by a kind of have at normal temperatures be solid-state behind the ingress of air, but under the sealing oxygen free condition, keep flexible glue tacky state double grading, can adapt to substrate surface deformation and bearing capacity, help to solve waterproofing course and scurry water problems, by major ingredient pitch with include thermoplastic elastomer (TPE), modifier, tackifier, plasticizing agent, the non-curing waterproof gluing that the pair material blend of dilution auxiliary agent and inserts constitutes is filled the post of, major ingredient pitch is wherein filled the post of by petroleum bitumen, thermoplastic elastomer (TPE) is filled the post of by thermoplastic styrene butadiene rubber, modifier is filled the post of by low-molecular-weight polyisobutene, the tackifying resin that tackifier are made up of Petropols or phenolic resins is filled the post of, plasticizing agent is filled the post of by polyolefin, the dilution auxiliary agent is filled the post of by the ethyl acetate organic solvent, inserts includes carbon black and the calcium carbonate of fineness between 160~200 orders is filled the post of, and the component weight proportion is: major ingredient pitch 40~50%, thermoplastic styrene butadiene rubber 5~10%, polyisobutene 4~8%, tackifying resin 3~8%, polyolefin 8~10%, carbon black, calcium carbonate 19~21%, dilution auxiliary agent 8~10%; B. described external reinforcing layer 4 by a kind of main body by upper covering layer 5, lower covering layer 6 and form by the middle waterproofing course that modified bitumen sizing material layer 7 is filled the post of, it is good to have high and low temperature resistance, bonding great efforts, high and outstanding elongation per unit length and the flexibility of surface tensile strength, fixedly gluing makes it be difficult for being subjected to displacement when the waterproofing course local pressure, being difficult for that in use waterproofing course takes place heaves, peel off or crack performance, can satisfy the high-performance synthetic rubber asphalt water-proof coiled material (being called for short " waterproof roll ") of long-term non-leakage water instructions for use fills the post of, upper covering layer 5 wherein is by polyethylene polypropylene, polyethylene film or metal aluminum foil are filled the post of, lower covering layer 6 is filled the post of by the needle-punching polyester nonwoven, modified bitumen sizing material layer 7 is made by by adding modifier in major ingredient pitch pitch being carried out comprehensively modifying, include major ingredient pitch in the component, by having the pitch of improvement low-temperature characteristics function, the high molecular polymer of the tackifying resin that includes thermoplastic styrene butadiene rubber and form by Petropols or phenolic resins and have the asphalt high-temperature of improvement characteristic functions, stable by chemical property, modifier that the inserts that the French chalk of fineness between 160~200 orders filled the post of combines and the modified bitumen sizing material of machine oil 8 constitute, and the weight proportion of its component is: pitch 40~60%, thermoplastic styrene butadiene rubber 4~14%, tackifying resin 1~5%, machine oil 8~10% and French chalk 27~31%.
In addition, described high-performance synthetic rubber asphalt water-proof coiled material both can adopt modified bitumen sizing material layer 7 to be the conventional soft type high-performance synthetic rubber asphalt water-proof coiled material of individual layer shown in Figure 2, also can adopt and be provided with the middle body piles 9 that are made of glass felt grid cloth as shown in Figure 3 in modified bitumen sizing material layer 7, modified bitumen sizing material layer was changed in 7 minutes the high-performance synthetic rubber asphalt water-proof coiled material of body piles in the middle of the band of modified bitumen sizing material layer 7-1 and following modified bitumen sizing material layer 7-2.

Claims (2)

1. composite water-proof system; main body is by complex waterproof layer (1) with by polyethylene sheeting or nonwoven; the appearance topping (2) that pea gravel concreten and reinforced mesh constitute constitutes; it is characterized in that described complex waterproof layer (1) include a kind of have at normal temperatures be solid-state behind the ingress of air; but under the sealing oxygen free condition, keep flexible glue tacky state double grading; by pitch; thermoplastic elastomer (TPE); modifier; tackifier; plasticizing agent; the inner base layer (3) that the non-curing waterproof gluing that dilution auxiliary agent and inserts blend constitute constitutes and a kind of to have a high and low temperature resistance good; bonding great efforts; surface tensile strength high and outstanding elongation per unit length and flexibility; fixedly gluing makes it be difficult for being subjected to displacement when the waterproofing course local pressure; being difficult for that in use waterproofing course takes place heaves; peel off or crack performance, can satisfy long-term non-leakage water instructions for use; main body is by polyethylene polypropylene; the upper covering layer that polyethylene film or metal aluminum foil are filled the post of (5); the lower covering layer of filling the post of by the needle-punching polyester nonwoven (6) and by pitch being carried out the external reinforcing layer (4) that middle waterproofing course that modified bitumen sizing material layer (7) that high-performance synthetic rubber asphalt water-proof coiled material that modified bitumen sizing material (8) that comprehensively modifying makes constitutes fills the post of constitutes is formed by in major ingredient pitch, adding modifier.
2. composite water-proof according to claim 1 system is characterized in that described modified bitumen sizing material layer (7) is by middle the body piles (9) in the middle of being arranged on be arranged on the last modified bitumen sizing material layer (7-1) and following modified bitumen sizing material layer (7-2) formation of body piles (9) both sides, centre.
CN2010206539944U 2010-12-10 2010-12-10 Composite waterproof system Expired - Lifetime CN201962810U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206539944U CN201962810U (en) 2010-12-10 2010-12-10 Composite waterproof system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206539944U CN201962810U (en) 2010-12-10 2010-12-10 Composite waterproof system

Publications (1)

Publication Number Publication Date
CN201962810U true CN201962810U (en) 2011-09-07

Family

ID=44525344

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010206539944U Expired - Lifetime CN201962810U (en) 2010-12-10 2010-12-10 Composite waterproof system

Country Status (1)

Country Link
CN (1) CN201962810U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105002794A (en) * 2015-05-29 2015-10-28 大禹伟业(北京)国际科技有限公司 Composite material and method for conducting ballastless track waterproof maintenance by adopting composite material
CN107083780A (en) * 2017-05-15 2017-08-22 江阴正邦化学品有限公司 The full encirclement skin-type structure and construction method of a kind of underground waterproof engineering
CN109083287A (en) * 2018-07-26 2018-12-25 中船第九设计研究院工程有限公司 A kind of toilet waterproofing structure and construction method
CN109083288A (en) * 2018-07-26 2018-12-25 中船第九设计研究院工程有限公司 A kind of interior thin type waterproof protective layer and construction technology
CN110847512A (en) * 2019-12-04 2020-02-28 胜利油田大明新型建筑防水材料有限责任公司 Modified asphalt waterproof coiled material for roof repairing and preparation method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105002794A (en) * 2015-05-29 2015-10-28 大禹伟业(北京)国际科技有限公司 Composite material and method for conducting ballastless track waterproof maintenance by adopting composite material
CN107083780A (en) * 2017-05-15 2017-08-22 江阴正邦化学品有限公司 The full encirclement skin-type structure and construction method of a kind of underground waterproof engineering
CN109083287A (en) * 2018-07-26 2018-12-25 中船第九设计研究院工程有限公司 A kind of toilet waterproofing structure and construction method
CN109083288A (en) * 2018-07-26 2018-12-25 中船第九设计研究院工程有限公司 A kind of interior thin type waterproof protective layer and construction technology
CN110847512A (en) * 2019-12-04 2020-02-28 胜利油田大明新型建筑防水材料有限责任公司 Modified asphalt waterproof coiled material for roof repairing and preparation method thereof
CN110847512B (en) * 2019-12-04 2024-01-09 胜利油田大明新型建筑防水材料有限责任公司 Modified asphalt waterproof coiled material for roofing repair and preparation method thereof

Similar Documents

Publication Publication Date Title
CN102031834B (en) Compound waterproof system and construction technology thereof
CN202913578U (en) Novel integrated waterproof thermal insulation board
CN102182253B (en) Manufacturing method of rubber and chemical fiber synthetic waterproof sheet and product thereof
CN102031833B (en) High-performance synthetic rubber asphalt waterproof coiled material
CN103556788B (en) A kind of adhesive waterproof coil and its preparation method and using method
CN201962810U (en) Composite waterproof system
CN102003190B (en) Construction method for pre-laying tunnel waterproof coiled material
CN102002983B (en) Wet lay-up and edge-jointing construction method of single-sided adhesive wet lay-up waterproof coiled material
CN203527998U (en) Pre-laid waterproof roll with abrasive surface
CN202047480U (en) High-performance synthetic rubber and asphalt waterproof roll with intermediate matrix layer
CN104531000A (en) Waterproof roll free of folds and easy to weld
CN211395218U (en) Cold regeneration basic unit road surface structure of emulsified asphalt plantmix
CN203438601U (en) Self-adhesive waterproof roll with bonding edges
CN207403305U (en) Certainly waterproof roll is filled in a kind of crack
CN209904161U (en) Low-temperature-resistant high-cohesiveness wet-laid waterproof roll
CN208996324U (en) A kind of environment-friendly type vinyl polymer composite of water-proof coiled material
CN201031472Y (en) Rubber composite self-adhering water-proof coiled material
CN217027534U (en) Novel pre-paved waterproof coiled material and waterproof heat-insulation integrated board
CN202787687U (en) Roof waterproof coil material and polyurethane thermal-insulation integrated plate
CN205951417U (en) Fire -retardant environment -friendly waterproofing membrane
CN201826858U (en) Reaction bonding type sealing waterproof roll material for tunnel pre-paving
CN201809865U (en) Composite sodium bentonite waterproof blanket
CN210765118U (en) Self-adhesive waterproof coiled material
CN107351461A (en) A kind of adhesive waterproof coil
CN114525084A (en) Double-base pre-paved enhanced waterproof roll and construction method thereof

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: SHANGHAI TAI'AN INDUSTRY GROUP CO., LTD.

Free format text: FORMER NAME: SHANGHAI TAI'AN ENGINEERING INDUSTRY CO., LTD.

CP01 Change in the name or title of a patent holder

Address after: 201823, No. 301, Qian Qian Road, Wai Gang Town, Shanghai, Jiading District

Patentee after: SHANGHAI TERRA ENGINEERING & INDUSTRY CO., LTD.

Patentee after: Shanghai Rui Xin new building materials Co., Ltd.

Address before: 201823, No. 301, Qian Qian Road, Wai Gang Town, Shanghai, Jiading District

Patentee before: Shanghai Tai'an Engineering Industry Co., Ltd.

Patentee before: Shanghai Taian New Building Material Co.,Ltd.

CX01 Expiry of patent term

Granted publication date: 20110907

CX01 Expiry of patent term