CN105419120A - Vulcanized ethylene propylene diene monomer waterproof roll capable of being subjected to hot-air welding construction and production process of vulcanized ethylene propylene diene monomer waterproof roll - Google Patents
Vulcanized ethylene propylene diene monomer waterproof roll capable of being subjected to hot-air welding construction and production process of vulcanized ethylene propylene diene monomer waterproof roll Download PDFInfo
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- CN105419120A CN105419120A CN201510959501.7A CN201510959501A CN105419120A CN 105419120 A CN105419120 A CN 105419120A CN 201510959501 A CN201510959501 A CN 201510959501A CN 105419120 A CN105419120 A CN 105419120A
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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
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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Abstract
The invention provides a vulcanized ethylene propylene diene monomer waterproof roll capable of being subjected to hot-air welding construction. The waterproof roll is prepared from the following raw materials in parts by mass: 98 to 102 parts of ethylene propylene diene monomer, 1.4 to 1.6 parts of sulfur, 4 to 6 parts of zinc oxide, 0.8 to 1.2 parts of stearic acid, 0.8 to 1.1 parts of an accelerant TMTD (Tetramethylthiuram Disulfide), 1.6 to 2.2 parts of an accelerant SA, 0.4 to 0.6 part of an accelerant BZ, 0.4 to 0.6 part of an accelerant M, 38 to 42 parts of fillers, 4 to 6 parts of an anti-ageing agent and 15 to 25 parts of a softening agent. The ethylene propylene diene monomer waterproof roll can adopt two manners including the hot-air welding construction and gluing construction.
Description
Technical field
The present invention relates to a kind of Ethylene Propylene Terpolymer for building (EPDM) rubber water-proofing coiled, be specifically related to a kind of can hot jet welding construction sulfide type EPDM waterproof rolled sheet and production technique, belong to field of waterproof materials.
Background technology
EPDM rubber waterproof rolling material has that tensile strength is high, unit elongation is large, ageing-resistant good, the advantage such as flexible or craze and transfiguration is adaptable to basic unit; But due to himself inner molecular structure, the EPDM rubber waterproof rolling material after sulfuration loses hot jet welding performance, only can gluingly construct.
The waterproof matrix of EPDM rubber waterproof rolling material requires firm, smooth, clean, dry.Basic unit's rotation angle position should make circular arc or trilateral, and arc radius should be greater than 20mm.The drainage grade, partition seam, venting hole etc. of roofing should by design requirements process.
Can not paving coiled material when rain, snow, mist, strong wind weather and basal plane humidity.During laying water-proof coiled material, construction temperature need at 5-35 DEG C, and relative humidity should be less than 80%.In construction process, each procedure must not intersect, and all position of joints must do enhancement Layer.Can not close to burning things which may cause a fire disaster, thermal source during construction.
But because the water tolerance of became uneven, tackiness agent during brushing adhesive stick is poor, the reason such as not easily that is bonded and sealed of seam areas, cause EPDM rubber waterproof rolling material layer because of seam bonding loosely or poorly sealed and cause seeping water, the happening occasionally of leakage accident.
Existing sulfide type EPDM rubber waterproof rolling material has following defect: (1) its seam lap cannot be constructed by hot jet welding; (2) shear strength is poor; (3) the coiled material peel strength of gluing construction is poor; (4) lap-joint's poor water resistance, easily infiltration is leaked;
Thus, be badly in need of a kind of every good mechanical property can hot jet welding construction sulfide type EPDM rubber waterproof rolling material.
Summary of the invention
The present invention be solve prior art exist deficiency, provide a kind of can hot jet welding construction sulfide type EPDM rubber waterproof rolling material and production technique, to realize following goal of the invention:
1, solving the seam lap of sulfide type EPDM rubber waterproof rolling material cannot the problem of hot jet welding construction;
2, the shear strength of sulfide type EPDM rubber waterproof rolling material is improved;
3, the peel strength of sulfide type EPDM rubber waterproof rolling material is improved;
4, the water resistance of sulfide type EPDM rubber waterproof rolling material is improved.
For solving the problems of the technologies described above, by the following technical solutions:
Can hot jet welding construction a sulfide type EPDM rubber waterproof rolling material,
Described waterproof roll comprises following feed composition: terpolymer EP rubber, sulphur, zinc oxide, stearic acid, Vulcanization accelerator TMTD, promotor SA, accelerant B Z, captax, filler, anti-aging agent, tenderizer.
Below the further improvement to technique scheme:
Each feed composition of described waterproof roll, in mass parts, content is: terpolymer EP rubber 98 ~ 102 parts, 1.4 ~ 1.6 parts, sulphur, 4 ~ 6 parts, zinc oxide, stearic acid 0.8 ~ 1.2 part, Vulcanization accelerator TMTD 0.8 ~ 1.1 part, promotor SA1.6 ~ 2.2 part, accelerant B Z0.4 ~ 0.6 part, captax 0.4 ~ 0.6 part, filler 38 ~ 42 parts, 4 ~ 6 parts, anti-aging agent, tenderizer 15 ~ 25 parts.
Each feed composition of described waterproof roll, in mass parts, content is: terpolymer EP rubber 100 parts, 1.5 parts, sulphur, 5 parts, zinc oxide, stearic acid 1 part, Vulcanization accelerator TMTD 1.0 parts, promotor SA2 part, accelerant B Z0.5 part, captax 0.5 part, filler 40 parts, 5 parts, anti-aging agent, tenderizer 20 parts.
Described filler is carbon black, described carbon black: with N330 carbon black and N660 carbon black in mass ratio 1:1 mix.
Described terpolymer EP rubber is LG-DOW EPDM4770;
Described sulphur fineness is 400 orders;
Described anti-aging agent is rubber antioxidant, and model is 4010Na;
Described tenderizer is paraffin oil.
Can the production technique of EPDM rubber waterproof rolling material of hot jet welding sulfide type,
Comprise banburying, mixing, extrusion moulding, covers welding bar, sulfuration, cools, batches step.
Described banburying: banburying temperature controls 130 ~ 145
oc, the banburying time is 10 ~ 12min, binder removal after banburying.
Described is mixing: thin-pass 3 times in 560 type mills, and cooling, temperature is lower than 90
oafter C, filter; Lower bar width control system in 10 ~ 12cm, gauge control at 1 ~ 1.5cm.
Described covers welding bar, sulfuration: by solder paste strip hot melt, be fixed on 5 ~ 10cm place, waterproof roll edge, sulfuration, sulfurizing pot vulcanization temperature controls 160 ~ 180
oc, sulfide stress controls at 0.3MPa, and curing time controls at 8 ~ 9min.
Described extrusion moulding: the cold feed extruder extruder barrel temperature control of extrusion moulding is 45 ~ 75
oc.
Compared with prior art, the invention has the beneficial effects as follows:
1. EPDM rubber waterproof rolling material of the present invention can adopt hot jet welding to construct and gluing construction two kinds of modes; Conventional vulcanization type EPDM rubber waterproof rolling material does not possess completely can weld function, only can gluingly construct;
2. coiled material lapping limit of the present invention is by hot-air welding machine welding procedure, the stripping strength of soldered can reach 7.3 ~ 7.8N/mm, and the gluing stripping strength of existing vulcanizable rubber waterproof roll is only 1.5N/mm, welding strength and welding quality are far more than plybonding effect;
3. the slip resistance of EPDM rubber waterproof rolling material landing edge of the present invention after welding can reach 10.3 ~ 12N/min, be far more than the gluing slip resistance of prior art, and the external force resistance destructiveness at soldered place has exceeded the external force resistance destructiveness of coiled material itself;
4. EPDM rubber waterproof rolling material of the present invention: water-resistant capacity is strong, and incidence of leaking is 0;
5. EPDM rubber waterproof rolling material of the present invention: transverse tensile strength is 11.5 ~ 12.5MPa, transverse breakage elongation is 660 ~ 668%, longitudinal tensile strength is 12.3 ~ 12.9MPa, longitudinal fracture elongation is 512 ~ 516%, cross direction tear strength is 31 ~ 35N/mm, machine direction tear is 37 ~ 39N/mm, and peel strength is 7.3 ~ 7.8N/mm, and slip resistance is 10.3 ~ 12N/mm.
Embodiment
Embodiment 1 one kinds can hot jet welding construction sulfide type EPDM rubber waterproof rolling material
Described coiled material comprises following raw material, in mass parts:
Raw material quality part
Terpolymer EP rubber 98 parts
1.4 parts, sulphur
4 parts, zinc oxide
Stearic acid 0.8 part
Vulcanization accelerator TMTD 0.8 part
Promotor S
a1.6 part
Accelerant B Z0.4 part
Captax 0.4 part
Filler 38 parts
4 parts, anti-aging agent
Tenderizer 15 parts;
Described terpolymer EP rubber is LG-DOW EPDM4770;
Described sulphur is vulcanizing agent, and it is 400 orders that its order number requires;
Described zinc oxide is nano zine oxide, as the vulcanization activator of EPDM rubber;
Described stearic acid is as EPDM vulcanization of rubber activator, and it is 800 orders that its order number requires, its objective is with zinc oxide and uses cure activation agent, improves EPDM sizing material cross-linking density;
Described Vulcanization accelerator TMTD, S
a, BZ, M be vulcanization accelerator;
Described filler is carbon black, with N330 carbon black and N660 carbon black in mass ratio 1:1 mix;
Described anti-aging agent is rubber antioxidant, and its model is 4010Na;
Described tenderizer is paraffin oil.
Embodiment 2 one kinds can hot jet welding construction sulfide type EPDM rubber waterproof rolling material
Described coiled material comprises following raw material, in mass parts:
Raw material quality part
Terpolymer EP rubber 100 parts
1.5 parts, sulphur
5 parts, zinc oxide
Stearic acid 1 part
Vulcanization accelerator TMTD 1.0 parts
Promotor S
a2 parts
Accelerant B Z0.5 part
Captax 0.5 part
Filler 40 parts
5 parts, anti-aging agent
Tenderizer 20 parts;
Described terpolymer EP rubber is LG-DOW EPDM4770;
Described sulphur is vulcanizing agent, and it is 400 orders that its order number requires;
Described zinc oxide is nano zine oxide, as the vulcanization activator of EPDM rubber;
Described stearic acid is as EPDM vulcanization of rubber activator, and it is 800 orders that its order number requires, its objective is with zinc oxide and uses cure activation agent, improves EPDM sizing material cross-linking density;
Described Vulcanization accelerator TMTD, S
a, BZ, M be vulcanization accelerator;
Described filler is carbon black, with N330 carbon black and N660 carbon black in mass ratio 1:1 mix;
Described anti-aging agent is rubber antioxidant, and its model is 4010Na;
Described tenderizer is paraffin oil.
Embodiment 3 one kinds can hot jet welding construction sulfide type EPDM rubber waterproof rolling material
Described coiled material comprises following raw material, in mass parts:
Raw material quality part
Terpolymer EP rubber 102 parts
1.6 parts, sulphur
6 parts, zinc oxide
Stearic acid 1.2 parts
Vulcanization accelerator TMTD 1.1 parts
Promotor S
a2.2 part
Accelerant B Z0.6 part
Captax 0.6 part
Filler 42 parts
6 parts, anti-aging agent
Tenderizer 25 parts;
Described terpolymer EP rubber is LG-DOW EPDM4770;
Described sulphur is vulcanizing agent, and it is 400 orders that its order number requires;
Described zinc oxide is nano zine oxide, as the vulcanization activator of EPDM rubber;
Described stearic acid is as EPDM vulcanization of rubber activator, and it is 800 orders that its order number requires, its objective is with zinc oxide and uses cure activation agent, improves EPDM sizing material cross-linking density;
Described Vulcanization accelerator TMTD, S
a, BZ, M be vulcanization accelerator;
Described filler is carbon black, with N330 carbon black and N660 carbon black in mass ratio 1:1 mix;
Described anti-aging agent is rubber antioxidant, and its model is 4010Na;
Described tenderizer is paraffin oil.
Embodiment 4 one kinds can the production technique of EPDM rubber waterproof rolling material of hot jet welding sulfide type
Step 1, banburying:
EPDM, stearic acid, zinc oxide, filler, paraffin oil and anti-aging agent are pressed formula rate to weigh, drop in Banbury mixer, banburying temperature controls 130 ~ 145
oc, the banburying time is 10 ~ 12min, binder removal after banburying evenly.
Step 2, mixing:
By sizing material thin-pass 3 times in 560 type mills of discharging, lowered the temperature by sizing material, temperature is lower than 90
oafter C, filter decon through rubber strainer;
The sizing material filtered out impurities is carried out in 450 type mills thin-pass, mixing, in mixing process, add sulphur and Vulcanization accelerator TMTD, S
a, BZ, M, mixing evenly after lower bar, control wide at 10 ~ 12cm, 1 ~ 1.5cm is thick, place 24 hours.
Step 3, extrusion moulding:
By cold feed extruder extrusion moulding, cold feed extruder extruder barrel temperature control is 45 ~ 75
oc.
Step 4, cover welding bar, sulfuration:
Can solder paste strip hot melt, be fixed on 5 ~ 10cm place, EPDM rubber waterproof rolling material edge, enter vulcanizing boiler with transmission cloth and carry out sulfuration, vulcanization parameters is characterised in that: sulfurizing pot vulcanization temperature controls 160 ~ 180
oc, sulfide stress controls at 0.3MPa, and curing time controls at 8 ~ 9min.
Step 5, cool, batch:
Coiled material after sulfuration is complete through water quench, then through batching, packing, put in storage.
Sulfide type EPDM rubber waterproof rolling material of the present invention, compared with conventional vulcanization type EPDM rubber waterproof rolling material, has following advantage:
1. conventional vulcanization type EPDM rubber waterproof rolling material does not possess weldability completely, only can gluingly construct, and EPDM rubber waterproof rolling material of the present invention can adopt hot jet welding to construct and gluing construction two kinds of modes;
2. coiled material lapping limit of the present invention is by hot-air welding machine welding procedure, and the stripping strength of soldered can reach 7 ~ 8N/mm, and the gluing stripping strength of existing vulcanizable rubber waterproof roll is only 1.5N/mm, and welding strength and welding quality are far more than plybonding effect;
3. the slip resistance of EPDM rubber waterproof rolling material landing edge of the present invention after welding can reach 10.3 ~ 12N/min, be far more than the gluing slip resistance of prior art, and the external force resistance destructiveness at soldered place has exceeded the external force resistance destructiveness of coiled material itself;
4., through test, in different location, by EPDM rubber waterproof rolling material landing edge of the present invention construction after welding, carry out the experiment of 100 places altogether, detect after 12 months, nowhere coiled material has drainage to occur;
5. the mechanical performance index detected result of pair EPDM rubber waterproof rolling material of the present invention is in table 1;
The mechanical performance index detected result of table 1 EPDM rubber waterproof rolling material of the present invention
As shown in Table 1, the mechanical property of EPDM rubber waterproof rolling material of the present invention is obviously better than prior art.
Embodiment 5 one kinds can the EPDM rubber waterproof rolling material of hot jet welding sulfide type
Described coiled material comprises following raw material, in mass parts:
Raw material quality part
Terpolymer EP rubber 109 parts
1.1 parts, sulphur
4.6 parts, zinc oxide
Haze tallow 3.1 parts
Vulcanization accelerator TMTD 1.1 parts
Promotor SA2.2 part
N-phenyl-α-aniline 4.6 parts
2.6 parts, ferrous sulfate
Magnesia-chrome sand 23 parts
Polymethylmethacrylate 3.5 parts
Oenothera oil 2.3 parts
Myrcene 1.2 parts;
Described terpolymer EP rubber is LG-DOW EPDM4770;
Described sulphur is vulcanizing agent, and it is 400 orders that its order number requires;
Described haze tallow: fusing point is 48 DEG C-52 DEG C; Oleaginousness is 2%;
Described magnesia-chrome sand: density is 4.429g/cm3, fusing point 2180 DEG C, Mohs' hardness 5.5;
Described Oenothera oil: relative density is 0.9210 ~ 0.9350, insoluble impurities≤0.05%, saponification value is 190mg/g ~ 198mg/g;
Described myrcene: proportion (20 DEG C) is 0.790 ~ 0.805, refractive index (20 DEG C) is 1.4670 ~ 1.4740;
Above-mentioned percentage ratio is mass percent.
The production technique of described waterproof roll:
Step 1, banburying:
By terpolymer EP rubber, haze tallow, zinc oxide, magnesia-chrome sand, ferrous sulfate, polymethylmethacrylate and N-phenyl-α-aniline, weigh by formula rate, drop in Banbury mixer, banburying temperature controls 140
oc, the banburying time is 11min, binder removal after banburying evenly.
Step 2, mixing:
By sizing material thin-pass 3 times in 560 type mills of discharging, lowered the temperature by sizing material, temperature is lower than 90
oafter C, filter decon through rubber strainer;
The sizing material filtered out impurities carried out in 450 type mills thin-pass, mixing, in mixing process, adds sulphur, Vulcanization accelerator TMTD, promotor SA, see moon grass oil and myrcene, mixing evenly after lower bar, control wide at 10 ~ 12cm, 1 ~ 1.5cm is thick, place 24 hours.
Step 3, extrusion moulding:
By cold feed extruder extrusion moulding, cold feed extruder extruder barrel temperature control is 45 ~ 75
oc.
Step 4, cover welding bar, sulfuration:
Can solder paste strip hot melt, be fixed on 5 ~ 10cm place, EPDM rubber waterproof rolling material edge, enter vulcanizing boiler with transmission cloth and carry out sulfuration, vulcanization parameters is characterised in that: sulfurizing pot vulcanization temperature controls 160 ~ 180
oc, sulfide stress controls at 0.3MPa, and curing time controls at 8 ~ 9min.
Step 5, cool, batch:
Coiled material after sulfuration is complete through water quench, then through batching, packing, put in storage.
Through test, the EPDM rubber waterproof rolling material of embodiment 5 can adopt hot jet welding to construct and gluing construction two kinds of modes;
Coiled material lapping limit is by hot-air welding machine welding procedure, and the stripping strength of soldered can reach 7.9N/mm;
The slip resistance of coiled material lapping limit after welding can reach 13N/min;
Coiled material water-resistant capacity is strong, and incidence of leaking is 0;
Coiled material transverse tensile strength is 14MPa, and transverse breakage elongation is 680%, and longitudinal tensile strength is 14MPa, longitudinal fracture elongation is 520%, and cross direction tear strength is 40N/mm, and machine direction tear is 42N/mm, peel strength is 7.9N/mm, and slip resistance is 13N/mm.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.The above is the citing of best mode for carrying out the invention, and the part wherein do not addressed in detail is the common practise of those of ordinary skill in the art; Protection scope of the present invention is as the criterion with the content of claim, and any equivalent transformation carried out based on technology enlightenment of the present invention, also within protection scope of the present invention.
Claims (10)
1. can hot jet welding construction a sulfide type EPDM rubber waterproof rolling material, it is characterized in that:
Described waterproof roll comprises following feed composition: terpolymer EP rubber, sulphur, zinc oxide, stearic acid, Vulcanization accelerator TMTD, promotor SA, accelerant B Z, captax, filler, anti-aging agent, tenderizer.
2. according to claim 1 a kind of can hot jet welding construction sulfide type EPDM rubber waterproof rolling material, it is characterized in that:
Each feed composition of described waterproof roll, in mass parts, content is: terpolymer EP rubber 98 ~ 102 parts, 1.4 ~ 1.6 parts, sulphur, 4 ~ 6 parts, zinc oxide, stearic acid 0.8 ~ 1.2 part, Vulcanization accelerator TMTD 0.8 ~ 1.1 part, promotor SA1.6 ~ 2.2 part, accelerant B Z0.4 ~ 0.6 part, captax 0.4 ~ 0.6 part, filler 38 ~ 42 parts, 4 ~ 6 parts, anti-aging agent, tenderizer 15 ~ 25 parts.
3. according to claim 1 a kind of can hot jet welding construction sulfide type EPDM rubber waterproof rolling material, it is characterized in that:
Each feed composition of described waterproof roll, in mass parts, content is: terpolymer EP rubber 100 parts, 1.5 parts, sulphur, 5 parts, zinc oxide, stearic acid 1 part, Vulcanization accelerator TMTD 1.0 parts, promotor SA2 part, accelerant B Z0.5 part, captax 0.5 part, filler 40 parts, 5 parts, anti-aging agent, tenderizer 20 parts.
4. according to claim 1 a kind of can hot jet welding construction sulfide type EPDM rubber waterproof rolling material, it is characterized in that:
Described filler is carbon black, described carbon black: with N330 carbon black and N660 carbon black in mass ratio 1:1 mix.
5. according to claim 1 a kind of can hot jet welding construction sulfide type EPDM rubber waterproof rolling material, it is characterized in that:
Described terpolymer EP rubber is LG-DOW EPDM4770;
Described sulphur fineness is 400 orders;
Described anti-aging agent is rubber antioxidant, and model is 4010Na;
Described tenderizer is paraffin oil.
6. can the production technique of EPDM rubber waterproof rolling material of hot jet welding sulfide type, it is characterized in that:
Comprise banburying, mixing, extrusion moulding, covers welding bar, sulfuration, cools, batches step.
7. according to claim 6 a kind of can the production technique of EPDM rubber waterproof rolling material of hot jet welding sulfide type, it is characterized in that:
Described banburying: banburying temperature controls 130 ~ 145
oc, the banburying time is 10 ~ 12min, binder removal after banburying.
8. according to claim 6 a kind of can the production technique of EPDM rubber waterproof rolling material of hot jet welding sulfide type, it is characterized in that:
Described is mixing: thin-pass 3 times in 560 type mills, and cooling, temperature is lower than 90
oafter C, filter; Lower bar width control system in 10 ~ 12cm, gauge control at 1 ~ 1.5cm.
9. according to claim 6 a kind of can the production technique of EPDM rubber waterproof rolling material of hot jet welding sulfide type, it is characterized in that:
Described covers welding bar, sulfuration: by solder paste strip hot melt, be fixed on 5 ~ 10cm place, waterproof roll edge, sulfuration, sulfurizing pot vulcanization temperature controls 160 ~ 180
oc, sulfide stress controls at 0.2 ~ 0.4MPa, and curing time controls at 8 ~ 9min.
10. according to claim 6 a kind of can the production technique of EPDM rubber waterproof rolling material of hot jet welding sulfide type, it is characterized in that:
Described extrusion moulding: the cold feed extruder extruder barrel temperature control of extrusion moulding is 45 ~ 75
oc.
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| CN110964448A (en) * | 2019-12-12 | 2020-04-07 | 上海豫宏（金湖）防水科技有限公司 | Reactive ethylene propylene diene monomer butyl self-adhesive waterproof coiled material and preparation method thereof |
| CN110964448B (en) * | 2019-12-12 | 2021-04-02 | 上海豫宏（金湖）防水科技有限公司 | Reactive ethylene propylene diene monomer butyl self-adhesive waterproof coiled material and preparation method thereof |
| CN113789014A (en) * | 2021-09-07 | 2021-12-14 | 建国伟业防水科技望都有限公司 | Weldable ethylene propylene diene monomer waterproof coiled material and preparation method thereof |
| CN113789014B (en) * | 2021-09-07 | 2023-09-15 | 建国伟业防水科技望都有限公司 | Weldable ethylene propylene diene monomer waterproof coiled material and preparation method thereof |
| CN116622165A (en) * | 2023-06-13 | 2023-08-22 | 昆山科顺防水材料有限公司 | Composite waterproof heat-insulating coiled material and preparation method and application thereof |
| CN116622165B (en) * | 2023-06-13 | 2024-02-23 | 昆山科顺防水材料有限公司 | Composite waterproof heat-insulating coiled material and preparation method and application thereof |
| CN117511235A (en) * | 2023-11-28 | 2024-02-06 | 苏州风载材料科技有限公司 | Heat-insulating composite waterproof coiled material and preparation method thereof |
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| CN105419120B (en) | 2018-04-03 |
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Application publication date: 20160323 Assignee: Sichuan Hongyuan Waterproof Project Co., Ltd. Assignor: Weifang Hongyuan Waterproof Material Co., Ltd. Contract record no.: 2018370000039 Denomination of invention: Vulcanized ethylene propylene diene monomer waterproof roll capable of being subjected to hot-air welding construction and production process of vulcanized ethylene propylene diene monomer waterproof roll Granted publication date: 20180403 License type: Common License Record date: 20180918 |
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Address after: 262735 Taitou Town, Shouguang City, Weifang City, Shandong Province, 2000 meters west of the government Patentee after: Hongyuan Waterproof Technology Group Co., Ltd. Address before: 262735 Taitou Town, Shouguang City, Weifang City, Shandong Province, 2000 meters west of the government Patentee before: Weifang Hongyuan Waterproof Material Co., Ltd. |
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Denomination of invention: Vulcanized EPDM waterproof coiled material capable of hot air welding construction and its production process Effective date of registration: 20220329 Granted publication date: 20180403 Pledgee: Zhejiang Commercial Bank Co.,Ltd. Weifang branch Pledgor: HONGYUAN WATERPROOF TECHNOLOGY GROUP Co.,Ltd. Registration number: Y2022980003440 |