CN108863199A - A kind of high-elastic cracking resistance formula preparation method for building for pouring mortar - Google Patents
A kind of high-elastic cracking resistance formula preparation method for building for pouring mortar Download PDFInfo
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- CN108863199A CN108863199A CN201811176714.2A CN201811176714A CN108863199A CN 108863199 A CN108863199 A CN 108863199A CN 201811176714 A CN201811176714 A CN 201811176714A CN 108863199 A CN108863199 A CN 108863199A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/50—Flexible or elastic materials
- C04B2111/503—Elastic materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of high-elastic cracking resistance formula preparation methods for building for pouring mortar, include the following steps：S1, mixed elastomer is crushed, is sieved, is placed in the aqueous solution of silane coupling agent, is added to after immersion in hot matrix pitch, mix, nano-bentonite is added, ultrasonic treatment obtains modified Nano pitch suspension；S2, hydrochloric acid and emulsifier is added in modified Nano pitch suspension, is ground through colloid mill, modified Nano pitch must be emulsified；S3, emulsification modified Nano pitch, cement, flyash, fine sand are added in mortar mixer, stirring adds retarder, swelling agent, water-reducing agent, stabilizer and water, stirs, obtains that high-elastic cracking resistance formula is for building to pour mortar.The present invention joined mixed elastomer and nano-bentonite in pitch, improve the intensity and morphotropism of pitch, is used together by more than one thermoplastic elastomer (TPE) composition mixed elastomer, improves the elasticity and caking property of mortar, the cracking resistance of building can be improved.
Description
Technical field
The present invention relates to building material technical field more particularly to a kind of high-elastic cracking resistance formula preparations for building for pouring mortar
Method.
Background technique
Mortar be building on lay bricks use cohere substance, added water by a certain proportion of sand and cementing material, newly
Good workability should be had by mixing ordinary mortar, and the mortar after hardening should then have required intensity and cohesive force, at present extensively
It is the low-elasticity-modulus cement asphalt mortar of 100-400MPa and quiet that the cement emulsified asphalt mortar used, which mainly has static modulus of elasticity,
State elasticity modulus is the high-elastic mould cement asphalt mortar of 7-10GPa, wherein the elasticity modulus of high-elastic mould cement asphalt mortar is bigger,
Intensity requirement is higher, and now widely used cement asphalt mortar uses rubber for elasticity modulus can be improved as elastomer, but
It is the elastic limited with caking property of rubber, it is subsequent to be easy to appear construction quality problem.
Therefore, we have proposed a kind of high-elastic cracking resistance formula preparation methods for building for pouring mortar for solving above-mentioned ask
Topic.
Summary of the invention
The purpose of the present invention is to solve the bad disadvantages of cracking resistance existing in the prior art, and the one kind proposed
The high-elastic cracking resistance formula preparation method for building for pouring mortar.
A kind of high-elastic cracking resistance formula preparation method for building for pouring mortar, includes the following steps：
S1, mixed elastomer is crushed, is sieved, is placed in the aqueous solution of silane coupling agent, impregnated 60-180min, be added to 160
In DEG C -165 DEG C of hot matrix pitch, nano-bentonite is added in the mix 80-100min under high speed shear, after mixing, is surpassed
Sonication 20-30min obtains modified Nano pitch suspension；
S2, hydrochloric acid is added in modified Nano pitch suspension, PH is adjusted between 2.5-3.0, emulsifier is added, through glue
Body mill grinding 30-80min, must emulsify modified Nano pitch；
S3,18-28 parts of modified Nano pitch, 95-120 parts of cement, 55-65 parts of 18-28 parts of flyash, fine sand addition sand will be emulsified
It starches in blender, stirs 10-20min, add 3-5 parts of retarder, 1-2 parts of swelling agent, 1.5-3.5 parts of water-reducing agent, stabilizer
1-3 parts and water 55-68 part, stirring 30-60min obtain that high-elastic cracking resistance formula is for building to pour mortar.
Preferably, the mixed elastomer is made of the raw material of following parts by weight：SEBS15-25,SEPS0-15,TPV15-
30。
Preferably, the partial size of mixed elastomer sieving is 120-200 mesh.
Preferably, silane coupling agent concentration is 0.55-0.88%, and silane coupling agent in the silane coupling agent aqueous solution
For KH-560 or KH-580.
Preferably, the proportion of the mixed elastomer, pitch and nano-bentonite is in parts by weight：Mixed elastomer
10-30, pitch 28-35, nano-bentonite 65-75.
Preferably, the emulsifier is to split slow hardening type cationic emulsifier JWRH-MM slowly.
Preferably, the retarder is sodium lignin sulfonate, and swelling agent is aluminium powder, and water-reducing agent is naphthalene water reducer, is stablized
Agent is that mass ratio is 1:The titanium dioxide and polytetrafluoroethylene (PTFE) of 35-45.
The beneficial effects of the invention are as follows：
1, the present invention joined mixed elastomer and nano-bentonite in pitch, improve the intensity and morphotropism of pitch, locate
Pitch after reason is finer and smoother, it is easier to be uniformly mixed.
2, the present invention using the mixed elastomer of a variety of thermoplastic elastomer (TPE)s composition instead of traditional rubber, as pouring
When mortar, the elasticity and caking property of mortar are improved, the cracking resistance of building can be improved.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment one：
A kind of high-elastic cracking resistance formula preparation method for building for pouring mortar, includes the following steps：
S1, mixed elastomer is crushed, is sieved, is placed in the aqueous solution of silane coupling agent, impregnated 100min, be added to temperature model
It is trapped among in 160 DEG C -165 DEG C of hot matrix pitch, the mix 90min under high speed shear, nano-bentonite is added, be uniformly mixed
Afterwards, it is ultrasonically treated 25min, obtains modified Nano pitch suspension；
S2, hydrochloric acid is added in modified Nano pitch suspension, PH is adjusted between 2.5-3.0 range, emulsifier is added,
60min is ground through colloid mill, modified Nano pitch must be emulsified；
S3, will 18 parts of modified Nano pitch of emulsification, 95 parts of cement, 22 parts of flyash, in 60 parts of addition mortar mixers of fine sand, stir
15min is mixed, 4 parts of retarder, 1.5 parts of swelling agent, 2.5 parts of water-reducing agent, 2 parts of stabilizer and 60 parts of water are added, stirs 45min,
High-elastic cracking resistance formula is for building pours mortar.
In the present embodiment, mixed elastomer is made of the raw material of following parts by weight：SEBS15, SEPS15, TPV30, mixing
The partial size of elastomer sieving is 150 mesh, and silane coupling agent concentration is 0.66% in silane coupling agent aqueous solution, and silane coupling agent
Proportion for KH-560, mixed elastomer, pitch and nano-bentonite is in parts by weight：Mixed elastomer 12, is received pitch 29
Rice bentonite 75, emulsifier are to split slow hardening type cationic emulsifier JWRH-MM slowly, and retarder is sodium lignin sulfonate, swelling agent
For aluminium powder, water-reducing agent is naphthalene water reducer, and stabilizer is that mass ratio is 1:40 titanium dioxide and polytetrafluoroethylene (PTFE).
Embodiment two：
A kind of high-elastic cracking resistance formula preparation method for building for pouring mortar, includes the following steps：
S1, mixed elastomer is crushed, is sieved, is placed in the aqueous solution of silane coupling agent, impregnated 100min, be added to temperature model
It is trapped among in 160 DEG C -165 DEG C of hot matrix pitch, the mix 90min under high speed shear, nano-bentonite is added, be uniformly mixed
Afterwards, it is ultrasonically treated 25min, obtains modified Nano pitch suspension；
S2, hydrochloric acid is added in modified Nano pitch suspension, PH is adjusted between 2.5-3.0 range, emulsifier is added,
60min is ground through colloid mill, modified Nano pitch must be emulsified；
S3, will 20 parts of modified Nano pitch of emulsification, 100 parts of cement, 22 parts of flyash, in 60 parts of addition mortar mixers of fine sand,
15min is stirred, 4 parts of retarder, 1.5 parts of swelling agent, 2.5 parts of water-reducing agent, 2 parts of stabilizer and 60 parts of water, stirring are added
45min, obtains that high-elastic cracking resistance formula is for building to pour mortar.
In the present embodiment, mixed elastomer is made of the raw material of following parts by weight：SEBS18, SEPS12, TPV30, mixing
The partial size of elastomer sieving is 150 mesh, and silane coupling agent concentration is 0.66% in silane coupling agent aqueous solution, and silane coupling agent
Proportion for KH-560, mixed elastomer, pitch and nano-bentonite is in parts by weight：Mixed elastomer 15, is received pitch 30
Rice bentonite 73, emulsifier are to split slow hardening type cationic emulsifier JWRH-MM slowly, and retarder is sodium lignin sulfonate, swelling agent
For aluminium powder, water-reducing agent is naphthalene water reducer, and stabilizer is that mass ratio is 1:40 titanium dioxide and polytetrafluoroethylene (PTFE).
Embodiment three：
A kind of high-elastic cracking resistance formula preparation method for building for pouring mortar, includes the following steps：
S1, mixed elastomer is crushed, is sieved, is placed in the aqueous solution of silane coupling agent, impregnated 100min, be added to temperature model
It is trapped among in 160 DEG C -165 DEG C of hot matrix pitch, the mix 90min under high speed shear, nano-bentonite is added, be uniformly mixed
Afterwards, it is ultrasonically treated 25min, obtains modified Nano pitch suspension；
S2, hydrochloric acid is added in modified Nano pitch suspension, PH is adjusted between 2.5-3.0 range, emulsifier is added,
60min is ground through colloid mill, modified Nano pitch must be emulsified；
S3, will 22 parts of modified Nano pitch of emulsification, 112 parts of cement, 22 parts of flyash, in 60 parts of addition mortar mixers of fine sand,
15min is stirred, 4 parts of retarder, 1.5 parts of swelling agent, 2.5 parts of water-reducing agent, 2 parts of stabilizer and 60 parts of water, stirring are added
45min, obtains that high-elastic cracking resistance formula is for building to pour mortar.
In the present embodiment, mixed elastomer is made of the raw material of following parts by weight：SEBS20, SEPS13, TPV27, mixing
The partial size of elastomer sieving is 150 mesh, and silane coupling agent concentration is 0.66% in silane coupling agent aqueous solution, and silane coupling agent
Proportion for KH-560, mixed elastomer, pitch and nano-bentonite is in parts by weight：Mixed elastomer 18, is received pitch 32
Rice bentonite 70, emulsifier are to split slow hardening type cationic emulsifier JWRH-MM slowly, and retarder is sodium lignin sulfonate, swelling agent
For aluminium powder, water-reducing agent is naphthalene water reducer, and stabilizer is that mass ratio is 1:40 titanium dioxide and polytetrafluoroethylene (PTFE).
Example IV：
A kind of high-elastic cracking resistance formula preparation method for building for pouring mortar, includes the following steps：
S1, mixed elastomer is crushed, is sieved, is placed in the aqueous solution of silane coupling agent, impregnated 100min, be added to temperature model
It is trapped among in 160 DEG C -165 DEG C of hot matrix pitch, the mix 90min under high speed shear, nano-bentonite is added, be uniformly mixed
Afterwards, it is ultrasonically treated 25min, obtains modified Nano pitch suspension；
S2, hydrochloric acid is added in modified Nano pitch suspension, PH is adjusted between 2.5-3.0 range, emulsifier is added,
60min is ground through colloid mill, modified Nano pitch must be emulsified；
S3, will 23 parts of modified Nano pitch of emulsification, 110 parts of cement, 22 parts of flyash, in 60 parts of addition mortar mixers of fine sand,
15min is stirred, 4 parts of retarder, 1.5 parts of swelling agent, 2.5 parts of water-reducing agent, 2 parts of stabilizer and 60 parts of water, stirring are added
45min, obtains that high-elastic cracking resistance formula is for building to pour mortar.
In the present embodiment, mixed elastomer is made of the raw material of following parts by weight：SEBS22, SEPS14, TPV24, mixing
The partial size of elastomer sieving is 150 mesh, and silane coupling agent concentration is 0.66% in silane coupling agent aqueous solution, and silane coupling agent
Proportion for KH-580, mixed elastomer, pitch and nano-bentonite is in parts by weight：Mixed elastomer 20, is received pitch 33
Rice bentonite 68, emulsifier are to split slow hardening type cationic emulsifier JWRH-MM slowly, and retarder is sodium lignin sulfonate, swelling agent
For aluminium powder, water-reducing agent is naphthalene water reducer, and stabilizer is that mass ratio is 1:40 titanium dioxide and polytetrafluoroethylene (PTFE).
Embodiment five：
A kind of high-elastic cracking resistance formula preparation method for building for pouring mortar, includes the following steps：
S1, mixed elastomer is crushed, is sieved, is placed in the aqueous solution of silane coupling agent, impregnated 100min, be added to temperature model
It is trapped among in 160 DEG C -165 DEG C of hot matrix pitch, the mix 90min under high speed shear, nano-bentonite is added, be uniformly mixed
Afterwards, it is ultrasonically treated 25min, obtains modified Nano pitch suspension；
S2, hydrochloric acid is added in modified Nano pitch suspension, PH is adjusted between 2.5-3.0 range, emulsifier is added,
60min is ground through colloid mill, modified Nano pitch must be emulsified；
S3, will 25 parts of modified Nano pitch of emulsification, 115 parts of cement, 20 parts of flyash, in 60 parts of addition mortar mixers of fine sand,
15min is stirred, 4 parts of retarder, 1.5 parts of swelling agent, 2.5 parts of water-reducing agent, 2 parts of stabilizer and 60 parts of water, stirring are added
45min, obtains that high-elastic cracking resistance formula is for building to pour mortar.
In the present embodiment, mixed elastomer is made of the raw material of following parts by weight：SEBS24, SEPS10, TPV26, mixing
The partial size of elastomer sieving is 150 mesh, and silane coupling agent concentration is 0.66% in silane coupling agent aqueous solution, and silane coupling agent
Proportion for KH-580, mixed elastomer, pitch and nano-bentonite is in parts by weight：Mixed elastomer 22, is received pitch 35
Rice bentonite 66, emulsifier are to split slow hardening type cationic emulsifier JWRH-MM slowly, and retarder is sodium lignin sulfonate, swelling agent
For aluminium powder, water-reducing agent is naphthalene water reducer, and stabilizer is that mass ratio is 1:40 titanium dioxide and polytetrafluoroethylene (PTFE).
The mortar that pours of method preparation according to embodiment one to embodiment five is tested, experimental result is as follows, right
It is plain asphalt mortar according to group：
Experimental result：
| Project | Embodiment one | Embodiment two | Embodiment three | Example IV | Embodiment five | Control group |
| Breakdown pressure（kN） | 159 | 161 | 160 | 163 | 165 | 65 |
| Compression strength（MPa） | 29.5 | 29.9 | 29.9 | 30.2 | 30.8 | 13 |
| Flexural strength（MPa） | 11.8 | 11.9 | 12.5 | 12.9 | 13.1 | 7.6 |
| Split tensile strength（MPa） | 4.8 | 5.0 | 5.1 | 5.1 | 5.3 | 3.2 |
| Bending stifiness coefficient | 6.41 | 6.42 | 6.51 | 6.55 | 6.61 | 2.8 |
| Elasticity modulus（GPa） | 9717 | 9801 | 9890 | 9910 | 9972 | 7271 |
| Drying shrinkage（×10-4） | 3.21 | 3.33 | 3.57 | 3.64 | 3.71 | 12.8 |
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, and it is any
Those familiar with the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its invents
Design is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of high-elastic cracking resistance formula preparation method for building for pouring mortar, which is characterized in that include the following steps：
S1, mixed elastomer is crushed, is sieved, is placed in the aqueous solution of silane coupling agent, impregnated 60-180min, be added to 160
In DEG C -165 DEG C of hot matrix pitch, nano-bentonite is added in the mix 80-100min under high speed shear, after mixing, is surpassed
Sonication 20-30min obtains modified Nano pitch suspension；
S2, hydrochloric acid is added in modified Nano pitch suspension, PH is adjusted between 2.5-3.0, emulsifier is added, through glue
Body mill grinding 30-80min, must emulsify modified Nano pitch；
S3,18-28 parts of modified Nano pitch, 95-120 parts of cement, 55-65 parts of 18-28 parts of flyash, fine sand addition sand will be emulsified
It starches in blender, stirs 10-20min, add 3-5 parts of retarder, 1-2 parts of swelling agent, 1.5-3.5 parts of water-reducing agent, stabilizer
1-3 parts and water 55-68 part, stirring 30-60min obtain that high-elastic cracking resistance formula is for building to pour mortar.
2. a kind of high-elastic cracking resistance formula preparation method for building for pouring mortar according to claim 1, which is characterized in that institute
Mixed elastomer is stated to be made of the raw material of following parts by weight：SEBS15-25,SEPS0-15,TPV15-30.
3. a kind of high-elastic cracking resistance formula preparation method for building for pouring mortar according to claim 1, which is characterized in that mixed
The partial size for closing elastomer sieving is 120-200 mesh.
4. a kind of high-elastic cracking resistance formula preparation method for building for pouring mortar according to claim 1, which is characterized in that institute
Stating silane coupling agent concentration in silane coupling agent aqueous solution is 0.55-0.88%, and silane coupling agent is KH-560 or KH-580.
5. a kind of high-elastic cracking resistance formula preparation method for building for pouring mortar according to claim 1, which is characterized in that institute
The proportion for stating mixed elastomer, pitch and nano-bentonite is in parts by weight：Mixed elastomer 10-30, it pitch 28-35, receives
Rice bentonite 65-75.
6. a kind of high-elastic cracking resistance formula preparation method for building for pouring mortar according to claim 1, which is characterized in that institute
Stating emulsifier is to split slow hardening type cationic emulsifier JWRH-MM slowly.
7. a kind of high-elastic cracking resistance formula preparation method for building for pouring mortar according to claim 1, which is characterized in that institute
Stating retarder is sodium lignin sulfonate, and swelling agent is aluminium powder, and water-reducing agent is naphthalene water reducer, and stabilizer is that mass ratio is 1:35-
45 titanium dioxide and polytetrafluoroethylene (PTFE).
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112047694A (en) * | 2020-09-14 | 2020-12-08 | 江西龙正科技发展有限公司 | RPC cover plate for tunnel bridge and preparation method thereof |
| CN112094089A (en) * | 2020-09-21 | 2020-12-18 | 江西龙正科技发展有限公司 | RPC (reactive powder concrete) ultrahigh-performance well lid and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100942723B1 (en) * | 2009-11-03 | 2010-02-16 | 신성종합건축사사무소(주) | Inorganic-based polymer stone mortar composition and construction method usning the same |
| CN104556847A (en) * | 2013-10-11 | 2015-04-29 | 中冶建筑研究总院有限公司 | Polymer plastic-blasting mortar and preparation method thereof |
| CN104649631A (en) * | 2014-12-31 | 2015-05-27 | 北京天维宝辰化学产品有限公司 | Cement-based adhesive |
| CN107572905A (en) * | 2017-07-19 | 2018-01-12 | 浙江省通用砂浆研究院 | A kind of green high-elastic cracking resistance assembled architecture preparation and application for pouring mortar |
-
2018
- 2018-10-10 CN CN201811176714.2A patent/CN108863199A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100942723B1 (en) * | 2009-11-03 | 2010-02-16 | 신성종합건축사사무소(주) | Inorganic-based polymer stone mortar composition and construction method usning the same |
| CN104556847A (en) * | 2013-10-11 | 2015-04-29 | 中冶建筑研究总院有限公司 | Polymer plastic-blasting mortar and preparation method thereof |
| CN104649631A (en) * | 2014-12-31 | 2015-05-27 | 北京天维宝辰化学产品有限公司 | Cement-based adhesive |
| CN107572905A (en) * | 2017-07-19 | 2018-01-12 | 浙江省通用砂浆研究院 | A kind of green high-elastic cracking resistance assembled architecture preparation and application for pouring mortar |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112047694A (en) * | 2020-09-14 | 2020-12-08 | 江西龙正科技发展有限公司 | RPC cover plate for tunnel bridge and preparation method thereof |
| CN112094089A (en) * | 2020-09-21 | 2020-12-18 | 江西龙正科技发展有限公司 | RPC (reactive powder concrete) ultrahigh-performance well lid and preparation method thereof |
| CN112094089B (en) * | 2020-09-21 | 2023-02-03 | 江西龙正科技发展有限公司 | RPC (reactive powder concrete) ultrahigh-performance well lid and preparation method thereof |
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Application publication date: 20181123 |