CN103554629B - A kind of TPO waterproof roll and production technique thereof - Google Patents
A kind of TPO waterproof roll and production technique thereof Download PDFInfo
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- CN103554629B CN103554629B CN201310457103.6A CN201310457103A CN103554629B CN 103554629 B CN103554629 B CN 103554629B CN 201310457103 A CN201310457103 A CN 201310457103A CN 103554629 B CN103554629 B CN 103554629B
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- 229920002397 Thermoplastic olefin Polymers 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims description 28
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 28
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 24
- 235000006708 antioxidants Nutrition 0.000 claims abstract description 24
- 230000003078 antioxidant Effects 0.000 claims abstract description 20
- QIQXTHQIDYTFRH-UHFFFAOYSA-N Stearic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229960003563 Calcium Carbonate Drugs 0.000 claims abstract description 11
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 11
- 239000006096 absorbing agent Substances 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims abstract description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 235000021355 Stearic acid Nutrition 0.000 claims abstract description 7
- 239000008117 stearic acid Substances 0.000 claims abstract description 7
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 4
- 229920001684 low density polyethylene Polymers 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 15
- 238000004898 kneading Methods 0.000 claims description 13
- 238000005469 granulation Methods 0.000 claims description 9
- 230000003179 granulation Effects 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 7
- 239000004702 low-density polyethylene Substances 0.000 claims description 7
- 238000003490 calendering Methods 0.000 claims description 6
- 239000008188 pellet Substances 0.000 claims description 6
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 5
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 4
- 210000001138 Tears Anatomy 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 3
- 235000015450 Tilia cordata Nutrition 0.000 claims description 3
- 240000006909 Tilia x europaea Species 0.000 claims description 3
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 235000019628 coolness Nutrition 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 3
- 238000005755 formation reaction Methods 0.000 claims description 3
- 239000004571 lime Substances 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000007669 thermal treatment Methods 0.000 claims description 3
- 230000001404 mediated Effects 0.000 claims description 2
- 238000003860 storage Methods 0.000 claims description 2
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims 2
- 239000003112 inhibitor Substances 0.000 claims 2
- 230000002401 inhibitory effect Effects 0.000 claims 2
- 230000003647 oxidation Effects 0.000 claims 2
- 238000007254 oxidation reaction Methods 0.000 claims 2
- 238000003466 welding Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 230000032683 aging Effects 0.000 abstract description 4
- 235000010216 calcium carbonate Nutrition 0.000 description 9
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 4
- 230000000111 anti-oxidant Effects 0.000 description 4
- 229920002725 Thermoplastic elastomer Polymers 0.000 description 3
- 238000004078 waterproofing Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 229920000092 linear low density polyethylene Polymers 0.000 description 2
- 239000004707 linear low-density polyethylene Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 206010011376 Crepitations Diseases 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009114 investigational therapy Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 230000003245 working Effects 0.000 description 1
Classifications
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
Abstract
The invention provides a kind of TPO waterproof roll, with listed as parts by weight, comprising: POE40 ~ 60 part, LDPE15 ~ 35 part, light calcium carbonate 25 ~ 27 parts, UV light absorber 0.1 ~ 1.5 part, primary antioxidant 0.1 ~ 0.5 part, auxiliary anti-oxidant 0.2 ~ 0.8 part, stearic acid 0.2 ~ 0.5 part and titanium dioxide 2.0 ~ 5.0 parts.The waterproof roll gone out through this explained hereafter has that intensity is high, ageing-resistant, paracentesis resistance is strong, unit elongation is high, deformation resistant ability strong, fixing reliable and good water-proof effect, in addition, product pliability is moderate, weldability and welding strength high, convenient construction.
Description
Technical field
The present invention relates to waterproof roll field, particularly relate to a kind of TPO waterproof roll and production technique thereof.
Background technology
As everyone knows, along with the fast development of urbanization, all kinds of buildings is also increasing to the requirement of waterproof roll, also more and more higher to the quality requirements of waterproof roll, buildings waterproof association of China also repeatedly advocates each waterproofing membrane production manufacturer constantly will research and develop product innovation, for in modern architectural waterproof material, there is strict control to the quality of waterproof roll simultaneously.
TPO machine TPO, by the polymerization technique of advanced person, by ethylene-propylene rubber(EPR) synthetic resins together with polypropylene polymerization, synthesized resin had both had low temperature flexibility and the weathering resistance of ethylene-propylene rubber(EPR), possesses polyacrylic high tensile simultaneously, but, for TPO waterproof roll, the reliability being easy to welding and welding strength weighs the major criterion of TPO waterproof roll, especially the waterproof roll that loading level is higher, the welding strength of consumption to TPO waterproof roll of filler has very large negative impact, also be the important factor having a strong impact on waterproof roll quality, also be the direction of the needs further investigation of current TPO waterproof roll.
The quality of architectural waterproof material and directly can have influence on the quality of construction work work-ing life, there is the shortcomings such as high temperature trickling, low temperature brittleness in traditional asphalt waterproofing material, and construction process is more loaded down with trivial details, is eliminated gradually.At present, TPO waterproof roll as effective building roof waterproof material, by increasing user is accepted.TPO waterproof roll is the water-proof material that weather resistance is best so far, can expose use more than 50 years in an atmosphere, and does not use softening agent in TPO coiled material production process, there is not plasticizer migration problem.TPO coiled material weather resistance is superior, uvioresistant, resistance to ozone; Intensity is higher, and paracentesis resistance is strong; Unit elongation is high, and deformation resistant ability is strong, and TPO waterproof roll adopts mechanical Fixing Method construction, and easy construction is quick.
Summary of the invention
The technical problem to be solved in the present invention is for the weak point existing for prior art, a kind of TPO waterproof roll and production technique thereof are provided, the waterproof roll gone out through this explained hereafter has that intensity is high, ageing-resistant, paracentesis resistance is strong, unit elongation is high, deformation resistant ability strong, fixing reliable and good water-proof effect, in addition, product pliability is moderate, weldability and welding strength high, convenient construction.
Technical solution of the present invention is, following a kind of TPO waterproof roll is provided, with listed as parts by weight, comprising: POE 40 ~ 60 parts, LDPE15 ~ 35 part, light calcium carbonate 25 ~ 27 parts, UV light absorber 0.1 ~ 1.5 part, primary antioxidant 0.1 ~ 0.5 part, auxiliary anti-oxidant 0.2 ~ 0.8 part, stearic acid 0.2 ~ 0.5 part and titanium dioxide 2.0 ~ 5.0 parts.
Described POE is TPO.The Thermoplastic Elastomer, Olefinic POE selected has narrower molecular weight distribution, without the existence of lower molecular weight and oligomer, ensure that the weldability of TPO waterproof roll and the reliability of welding strength.
Described LDPE is linear or non-linear Low Density Polyethylene.The film thermal sealing property of linear low density polyethylene is good, and heat sealing strength is also high.
Through the process of silane coupling agent activity, activated Calcium carbonate need be made when described light calcium carbonate uses.Make calcium carbonate and Thermoplastic Elastomer, Olefinic have good consistency, guarantee that calcium carbonate is not easily separated out from goods.
Described UV light absorber is UV-9; Described primary antioxidant is antioxidant 1010; Described auxiliary anti-oxidant is irgasfos 168, and to be antioxidant 1010 and auxiliary anti-oxidant be described primary antioxidant that irgasfos 168 is 1:2 by weight.Selected UV-9, antioxidant 1010 and irgasfos 168 product are comparatively ripe, and apparent availability is sufficient, and old cheap, stable performance.
A kind of TPO waterproofing membrane production technique, step is as follows:
A. mediate: LDPE 15 ~ 35 parts, light calcium carbonate 25 ~ 27 parts, UV light absorber 0.1 ~ 1.5 part, primary antioxidant 0.1 ~ 0.5 part and auxiliary anti-oxidant 0.2 ~ 0.8 part are joined in high-speed kneading machine and mediate, mediating built-in temperature controls at 85 ~ 95 DEG C, and kneading time is 5 ~ 6 minutes; Evenly join in high-speed kneading machine by the hard phosphoric acid of 0.2 ~ 0.5 part, keeping mediating temperature in kneader is 85 ~ 95 DEG C, and constant temperature is mediated 1 ~ 2 minute, and in kneading process, kneader internal pressure is 0.4 ± 0.1 MPa, guarantees that above material dispersion is even;
B. granulation: by the material after mediating by granulator granulation, makes to obtain between pellet and powder dispersed; Control dual-screw-stem machine cylinder temperature during granulation and remain on 150 ~ 180 DEG C, head temperature is set in 175 DEG C;
C. extrusion calendaring: when adopting twin screw extruder to extrude, POE pellet is mixed with masterbatch, extrude through twin screw extruder plasticizing, in extrusion, extruder barrel temperature control is at 180 ~ 200 DEG C, die head temperature controls at 190 ~ 210 DEG C, head temperature controls at 210 ~ 230 DEG C, and wherein head temperature is raised to both sides gradually by centre;
D. through tri-roll press machine calendering formation: shaped by shaping equipment tri-roll press machine, and through 10 meters of transfer limes air coolings; Finally cut by specified dimension, batch, put in storage.
As preferably, the index of the waterproof roll gone out produced by the production technique of above-mentioned TPO waterproof roll is: tensile strength longitudinal direction is 18.4Mpa, is laterally 17.8Mpa, elongation at break is longitudinally 719%, transverse direction is 684%, tear strength longitudinal direction is 75N/mm, transverse direction is 72 N/mm, and thermal treatment size changing rate is longitudinally 0.53%, transverse direction is 0.46%.
The Thermoplastic Elastomer, Olefinic molecular weight distribution that the present invention selects is narrower, there is not lower molecular weight and oligomer, strong to calcium carbonate powder covering property, through the calcium carbonate of activity process and POE consistency good; The good-extensibility of POE own, normally can use between-50 ~ 110 DEG C, and LDPE adds the tensile strength and tear strength that improve coiled material; There is not double bond structure in POE molecule, ageing-resistant performance is excellent.The various performances of comprehensive above polymkeric substance, make produced TPO waterproof roll have excellent high and low temperature resistance, ageing-resistant performance, tensile property and anti-deformation; Weldability is strong and welding strength is solid and reliable, constructability; The production method cost of TPO waterproof roll of the present invention is low, and technique is simple, and easy to operate, environmentally safe, and long service life are a kind of environmentally friendly polymer coiled materials.
Embodiment
For ease of illustrating, a kind of TPO waterproof roll invented and production technique thereof are elaborated.
Embodiment 1:
A kind of TPO waterproof roll, with listed as parts by weight, be the titanium dioxide of TPO (POE), 25 parts of Low Density Polyethylenes (LDPE), 25 parts of light calcium carbonates through the process of silane coupling agent activity, the UV-9 UV light absorber of 0.2 part, 1010 primary antioxidants of 0.1 part, 168 auxiliary anti-oxidants of 0.2 part, the stearic acid of 0.3 part and 3.0 parts comprising: 50 parts of main components.
A kind of step of production technique of TPO waterproof roll is as follows:
A. mediate: 25 parts of Low Density Polyethylenes (LDPE), 25 parts of light calcium carbonates through the process of silane coupling agent activity, the UV-9 UV light absorber of 0.2 part, 1010 primary antioxidants of 0.1 part, 168 auxiliary anti-oxidants of 0.2 part are joined in high-speed kneading machine and mediate, ensure before adding that mediating built-in temperature remains on 90 ± 5 DEG C, kneading time is 5 minutes, in kneading process, kneader internal pressure is 0.4 ± 0.1 MPa, guarantees that above material dispersion is even;
The stearic acid of 0.2 ~ 0.5 part is evenly joined high-speed kneading mechanism, and keeping mediating temperature in kneader is 90 ± 5 DEG C, and constant temperature mediates 1 minute, and keeps kneader internal pressure in kneading process to be 0.4 ± 0.1 MPa, and makes that stearic acid is dispersed to come;
B. granulation: by the material after mediating by granulator granulation, makes to obtain between pellet and powder dispersed; Control dual-screw-stem machine cylinder temperature during granulation and remain on 150 DEG C, head temperature is set in 175 DEG C, obtained masterbatch;
C. extrusion calendaring: when adopting screw extrusion press to extrude, first POE pellet is mixed with masterbatch, extrude through twin screw extruder plasticizing, in extrusion, extruder barrel temperature control is at 190 ± 10 DEG C, die head temperature controls at 200 ± 10 DEG C, head temperature controls at 220 ± 10 DEG C, and wherein head temperature is raised to both sides gradually by centre;
D. through tri-roll press machine calendering formation: shaped by shaping equipment tri-roll press machine, and through 10 meters of transfer limes air coolings; Finally by specified dimension cutting, batch, warehouse-in.
Embodiment 2:
A kind of TPO waterproof roll, contrast with embodiment 1, when other condition is completely identical with embodiment 1, only change the number of Low Density Polyethylene (LDPE), 30 parts of Low Density Polyethylenes are got in embodiment 2, the weight part of other each component does not change, and produces according to the production technique of the TPO waterproof roll described in embodiment 1, preparation TPO waterproof roll.
Embodiment 3:
A kind of TPO waterproof roll, contrast with embodiment 1, when other condition is completely identical with embodiment 1, only change the number of Low Density Polyethylene (LDPE), 35 parts of Low Density Polyethylenes are got in embodiment 3, the weight part of other each component does not change, and produces according to the production technique of the TPO waterproof roll described in embodiment 1, preparation TPO waterproof roll.
The TPO waterproof roll prepared according to above-mentioned three embodiments is carried out Performance Detection, the data drawn after testing are known, the aspect of performance of content to TPO waterproof roll of Low Density Polyethylene (LDPE) plays critical effect, and its detected result is as shown in table 1:
Table 1:
By known in table 1, the impact of content on the TPO waterproof roll produced of Low Density Polyethylene (LDPE) is as follows: tensile strength and tear strength increase along with the increasing of content of LDPE; The velocity of variation of elongation at break and thermal treatment size reduces along with the increasing of content of LDPE, Low Density Polyethylene (LDPE) content number little in the low temperature bending impact of TPO waterproof roll, all current industry standard and service requirements can be met in above-mentioned three embodiments, subzero 40 DEG C time, no matter be longitudinal or horizontal, all there will not be crackle.
But, through considering the environment for use, execution conditions etc. of TPO waterproof roll, the TPO waterproof roll prepared by embodiment 1 and embodiment 3 is better than by the TPO waterproof roll over-all properties prepared by embodiment 2, waterproof roll described in embodiment 2 belongs to optimal technical solution, and obtained TPO waterproof roll over-all properties is best.
It should be noted that, patent of the present invention is apart from outside Special Statement, and the described proportion relation by composition all calculates according to weight part.
In the above-described embodiments, preferred forms of the present invention is described, obviously, under inventive concept of the present invention, still can make a lot of change.At this, should illustrate, any change made under inventive concept of the present invention all will fall within the scope of protection of the present invention.
Claims (5)
1. the production technique of a TPO waterproof roll, it is characterized in that: with listed as parts by weight, comprising: TPO POE 40 ~ 60 parts, LDPE 35 ~ 15 parts, light calcium carbonate 25 ~ 27 parts, UV light absorber 0.1 ~ 1.5 part, 0.3 ~ 1.3 part, oxidation inhibitor, stearic acid 0.2 ~ 0.5 part and titanium dioxide 2.0 ~ 5.0 parts;
The production technique of described TPO waterproof roll comprises the following steps:
A. mediate: LDPE 35 ~ 15 parts, light calcium carbonate 25 ~ 27 parts, UV light absorber 0.1 ~ 1.5 part, primary antioxidant 0.1 ~ 0.5 part and auxiliary anti-oxidant 0.2 ~ 0.8 part are joined in high-speed kneading machine and mediate, mediating built-in temperature controls at 85 ~ 95 DEG C, and kneading time is 5 ~ 6 minutes; Evenly joined by the stearic acid of 0.2 ~ 0.5 part in high-speed kneading machine, keeping mediating temperature in kneader is 85 ~ 95 DEG C, and constant temperature is mediated 1 ~ 2 minute, and in kneading process, kneader internal pressure is 0.4 ± 0.1 MPa, guarantees that above material dispersion is even;
B. granulation: by the material after mediating by granulator granulation, makes to obtain between pellet and powder dispersed; Control dual-screw-stem machine cylinder temperature during granulation and remain on 150 ~ 180 DEG C, head temperature is set in 175 DEG C, obtained masterbatch;
C. extrusion calendaring: when adopting twin screw extruder to extrude, TPO POE pellet is mixed with masterbatch, extrude through twin screw extruder plasticizing, in extrusion, extruder barrel temperature control is at 180 ~ 200 DEG C, die head temperature controls at 190 ~ 210 DEG C, head temperature controls at 210 ~ 230 DEG C, and wherein head temperature is raised to both sides gradually by centre;
D. through tri-roll press machine calendering formation: shaped by shaping equipment tri-roll press machine, and through 10 meters of transfer limes air coolings; Finally cut by specified dimension, batch, put in storage;
The index of described TPO waterproof roll is: tensile strength longitudinally for 18.4Mpa, be laterally 17.8Mpa, elongation at break is longitudinally 719%, be laterally 684%, tear strength longitudinally for 75N/mm, be laterally 72 N/mm; The index of described TPO waterproof roll is: thermal treatment size changing rate is longitudinally 0.53%, transverse direction is 0.46%.
2. the production technique of TPO waterproof roll according to claim 1, is characterized in that: described light calcium carbonate is the activated Calcium carbonate through the process of silane coupling agent activity.
3. the production technique of TPO waterproof roll according to claim 2, is characterized in that: described UV light absorber is UV-9.
4. the production technique of TPO waterproof roll according to claim 3, is characterized in that: described oxidation inhibitor comprises primary antioxidant 1010 and auxiliary anti-oxidant 168.
5. the production technique of TPO waterproof roll according to claim 4, is characterized in that: to be antioxidant 1010 and auxiliary anti-oxidant be described primary antioxidant that irgasfos 168 is 1:2 by weight.
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| CN201310457103.6A CN103554629B (en) | 2013-09-30 | 2013-09-30 | A kind of TPO waterproof roll and production technique thereof |
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| CN201310457103.6A CN103554629B (en) | 2013-09-30 | 2013-09-30 | A kind of TPO waterproof roll and production technique thereof |
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| CN103554629B true CN103554629B (en) | 2015-09-16 |
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| CN109648937A (en) * | 2018-11-14 | 2019-04-19 | 科顺防水科技股份有限公司 | A kind of high abrasion elastic rubber waterproof roll and preparation method thereof |
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| CN103554629A (en) | 2014-02-05 |
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Address after: 262700 The Government of Taitou Town, Shouguang City, Weifang City, Shandong Province, 2000m West Patentee after: HONGYUAN WATERPROOF TECHNOLOGY GROUP Co.,Ltd. Address before: 262700 The Government of Taitou Town, Shouguang City, Weifang City, Shandong Province, 2000m West Patentee before: WEIFANG HONGYUAN WATERPROOF MATERIAL Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A kind of TPO waterproofing membrane and its production process Effective date of registration: 20220913 Granted publication date: 20150916 Pledgee: Shandong Shouguang Rural Commercial Bank Co.,Ltd. Pledgor: HONGYUAN WATERPROOF TECHNOLOGY GROUP Co.,Ltd. Registration number: Y2022980015045 |