CN108358509A - A kind of epoxy color sand joint trimming agent and preparation method thereof - Google Patents
A kind of epoxy color sand joint trimming agent and preparation method thereof Download PDFInfo
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- CN108358509A CN108358509A CN201810419614.1A CN201810419614A CN108358509A CN 108358509 A CN108358509 A CN 108358509A CN 201810419614 A CN201810419614 A CN 201810419614A CN 108358509 A CN108358509 A CN 108358509A
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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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/16—Polyurethanes
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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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/14—Polyepoxides
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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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00663—Uses not provided for elsewhere in C04B2111/00 as filling material for cavities or the like
- C04B2111/00672—Pointing or jointing materials
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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
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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
- C04B2111/2023—Resistance against alkali-aggregate reaction
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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
- C04B2111/23—Acid resistance, e.g. against acid air or rain
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Abstract
A kind of epoxy color sand joint trimming agent of present invention offer and preparation method thereof, including first component and second component, the first component include the ingredient of following parts by weight：40~60 parts of water-based hydroxyl epoxy resin, 8~15 parts of aqueous photo-curing dispersions of polyurethanes containing carboxyl, 1.5~5 parts of aerosil, 30~50 parts of colorful glass microbead, 0.5~2 part of silane coupling agent, 5~10 parts of graphene oxide, 4~6 parts of modified polyorganosiloxane, 3~6 parts of nano zine oxide；The second component includes the ingredient of following parts by weight：20~40 parts of aqueous epoxy curing agent, 2~3 parts of aerosil, 20~30 parts of colorful glass microbead, 20~25 parts of glitter powder, 0.5~1.5 part of rheological agent；The mass ratio of the first component and second component is 1:1~1.5.A kind of epoxy color sand joint trimming agent provided by the invention and preparation method thereof, cured glue film surface have outstanding mechanical strength and hardness, enhance resistance to scratch, abrasion resistance properties.
Description
Technical field
The present invention relates to joint trimming agent technical field, more particularly to a kind of epoxy color sand joint trimming agent and preparation method thereof.
Background technology
With the rapid development of furnishing fields, requirement of the people to house ornamentation beauty is also higher and higher, usually can all use porcelain
Brick, mosaic or stone material etc. are as metope, the decoration on ground.And ceramic tile, mosaic or stone material etc. be laid with when need each piece it
Between pieced together, formed gap, these gaps need to be filled using gap filler.Currently used gap filler is generally plain boiled water
Mud, the easily blackening by pollutions such as dust, oil smoke are also easy to mouldy, generation peculiar smell.Have also appeared joint trimming agent conduct now thus
The improved products of gap filler, joint trimming agent are mainly made of aqueous polymer emulsion and color stuffing, decorative stronger, but after solidification
Glued membrane is softer, the problem of being susceptible to scratch, abrasion, and the appearance of joint trimming agent is made to be destroyed, at the same also cause extraneous steam,
Corrosive liquids etc. enters inside joint trimming agent, so that joint trimming agent is peeled off, damage.
Invention content
To solve the problems, such as scratch easy to wear, delamination damage existing for joint trimming agent in the prior art mentioned above, this hair
Bright a kind of epoxy color sand joint trimming agent of offer and preparation method thereof, is modified graphene oxide in preparation process, makes graphite
The surface of alkene generates more hydroxyl, coordinates aqueous photo-curing dispersions of polyurethanes containing carboxyl, poly- containing carboxyl in aqueous photo-curing
Graphene is set to be doped between segment when urethane dispersion and water-based hydroxyl epoxy resin cure, by the layered laminate knot of graphene
Structure makes the mechanical strength of the glued membrane after solidification greatly improve, and the glued membrane after solidification is not easy to be scraped off, it is also difficult to being corroded property liquid
Intrusion, service life increase significantly.
The present invention adopts the following technical scheme that：
A kind of epoxy color sand joint trimming agent, including first component and second component, the first component include the ingredient of following parts by weight：
The second component includes the ingredient of following parts by weight：
The mass ratio of the first component and second component is 1:1~1.5.
Further, the first component includes the ingredient of following parts by weight：
The second component includes the ingredient of following parts by weight：
The mass ratio of the first component and second component is 1:1~1.5.
Further, the epoxide number of the water-based hydroxyl epoxy resin is 0.23~0.31eq/100g, solid content 55%
~60%, hydroxyl value is 85~90mgKOH/g.
Further, the carboxyl-content of aqueous photo-curing dispersions of polyurethanes containing carboxyl is 8.2%~9.5%, Gu
Content is 41%~44%.
Further, the colorful glass microbead is borosilicate spherical particle, and granularity is 100~250 μm.
Further, the glitter powder is PET materials, and grain size is 0.01mm~0.05mm.
Further, the curing agent is that aqueous epoxy resins are obtained with 1.3- hexamethylene dimethylamine through addition reaction.
Further, the rheological agent mixes for one or both of BYK-R 607 or BYK-R 605.
Further, the silane coupling agent is γ-(2,3- the third oxygen of epoxy) propyl trimethoxy silicanes or γ-ammonia third
One kind in ethyl triethoxy silicane alkane, the modified polyorganosiloxane are polyether siloxane copolymer.
The present invention also provides a kind of preparation method of epoxy color sand joint trimming agent, the preparation process of first component is：
Step 1: water-based hydroxyl epoxy resin and aerosil are poured into dispersion cup, with 200~300r/min
Disperse 10~20min, then 30~50min is disperseed with 900~1200r/min；Colorful glass microbead and silane coupling agent are added,
0.08~0.09MPa is sealed and kept, 20~30min is disperseed with 900~1200r/min；
Step 2: graphene oxide, nano zine oxide and modified polyorganosiloxane are added in the product of step 1,30~
35μW/cm2Under the conditions of ultraviolet light irradiation, 30~50min is disperseed with 900~1200r/min, aqueous photo-curing is added and contains carboxyl
Dispersions of polyurethanes disperses 10~20min with 200~300r/min, then disperses 30~50min with 900~1200r/min, it
Packing discharging afterwards can be obtained the first component；
The preparation process of the second component is：Aqueous epoxy curing agent and aerosil are poured into dispersion cup,
Disperse 10~20min with 200~300r/min, then 30~50min is disperseed with 900~1200r/min；It is micro- to add stained glass
Pearl and glitter powder seal and keep 0.08~0.09MPa, disperse 40~50min with 900~1200r/min；Add rheology
Agent stirs 15~20min with 500~600r/min, and packing discharging can be obtained the second component.
In technical solution provided by the invention, graphene oxide is subjected to specially treated, is used after nano zine oxide is added
Ultraviolet light is radiated, and nano zine oxide surface in mixture system carries positive charge, and oxidation stone is made under ultraviolet light
The surface of black alkene generates reduction, and the surface of graphene oxide is made to carry hydroxyl, the graphene oxide with hydroxyl and aqueous hydroxyl
The repellency of base epoxy is larger, but has aqueous photo-curing dispersions of polyurethanes containing carboxyl due to being added, in cured process
In, hydroxyl graphene oxide and water-based hydroxyl epoxy resin using aqueous photo-curing dispersions of polyurethanes containing carboxyl as boundary,
To make hydroxyl graphene oxide stacking be arranged in solidfied material, the mechanical strength of the glued membrane after solidification is greatly enhanced,
The segment flexibility of aqueous photo-curing dispersions of polyurethanes containing carboxyl is stronger simultaneously, can when situation occurs expanding with heat and contract with cold in gap
To ensure that the solidfied material in gap does not generate rupture, simultaneous oxidation graphene itself has certain lubricity, in solidification produce
When raw slight deformation, graphene oxide layer can ensure that the mechanical strength of solidfied material is not destroyed with automatic moving.
In addition to this, the aqueous photo-curing dispersions of polyurethanes containing carboxyl in practice of construction can be used ultraviolet lamp into
Row irradiation solidification, the significantly easy solidification process of polyurethane, while making dispersions of polyurethanes that can be carried out at the same time with epoxy resin
Solidification, makes the segment of polyurethane and epoxy resin be synchronously carried out connection in the curing process, forms more stable structure, from
And enhance the mechanical strength of solidfied material.
A kind of epoxy color sand joint trimming agent provided by the invention and preparation method thereof adds aqueous photo-curing polyurethane containing carboxyl
Dispersion and graphene oxide Jing Guo specially treated, substantially increase the mechanical strength and hardness of cured glue film surface, increase
Strong resistance to scratch, abrasion resistance properties, at the same after surface fracture prevented also from extraneous corrosive liquids intrusion solidfied material inside,
Weather resistance is outstanding.
Specific implementation mode
It in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below will be in the embodiment of the present invention
Technical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
Embodiment provided by the invention is shown in Table 1：
Table 1
Specific preparation method is as follows：
Embodiment 1：
The preparation process of first component is：
Step 1: by 48 parts of water-based hydroxyl epoxy resin, 10 parts of aqueous photo-curing dispersions of polyurethanes containing carboxyl and 3 parts of gas
Aerosil pours into dispersion cup, disperses 15min with 300r/min, then disperse 45min with 1000r/min；Add 38
Part colorful glass microbead and 1 part of silane coupling agent, seal and keep 0.09MPa, disperse 25min with 1000r/min；
Step 2: 8 parts of graphene oxides, 4 parts of nano zine oxides and 5 parts of modified polyorganosiloxanes to be added to the product of step 1
In, in 35 μ W/cm2Under the conditions of ultraviolet light irradiation, 30min is disperseed with 1000r/min, 10 parts of aqueous photo-curings is added and contains carboxyl
Dispersions of polyurethanes disperses 20min with 300r/min, then disperses 40min with 1200r/min, and packing discharging later can be obtained
The first component；
The preparation process of second component is：
28 parts of aqueous epoxy curing agents and 2 parts of aerosils are poured into dispersion cup, are disperseed with 300r/min
20min, then 50min is disperseed with 1000r/min；28 parts of colorful glass microbeads and 22 parts of glitter powders are added, seals and keeps
0.09MPa disperses 40min with 1000r/min；0.8 part of rheological agent is added, 20min is stirred with 600r/min, packing discharging is
The second component can be obtained.
Embodiment 2：
The preparation process of first component is：
Step 1: by 50 parts of water-based hydroxyl epoxy resin, 11 parts of aqueous photo-curing dispersions of polyurethanes containing carboxyl and 2 parts of gas
Aerosil pours into dispersion cup, disperses 15min with 300r/min, then disperse 45min with 1000r/min；Add 39
Part colorful glass microbead and 1 part of silane coupling agent, seal and keep 0.09MPa, disperse 25min with 1000r/min；
Step 2: 8 parts of graphene oxides, 5 parts of nano zine oxides and 4 parts of modified polyorganosiloxanes to be added to the product of step 1
In, in 35 μ W/cm2Under the conditions of ultraviolet light irradiation, 30min is disperseed with 1000r/min, 11 parts of aqueous photo-curings is added and contains carboxyl
Dispersions of polyurethanes disperses 20min with 300r/min, then disperses 40min with 1200r/min, and packing discharging later can be obtained
The first component；
The preparation process of second component is：
27 parts of aqueous epoxy curing agents and 2.5 parts of aerosils are poured into dispersion cup, are disperseed with 300r/min
20min, then 50min is disperseed with 1000r/min；27 parts of colorful glass microbeads and 24 parts of glitter powders are added, seals and keeps
0.09MPa disperses 40min with 1000r/min；1.2 parts of rheological agents are added, 20min are stirred with 600r/min, packing discharging is
The second component can be obtained.
Embodiment 3：
The preparation process of first component is：
Step 1: by 53 parts of water-based hydroxyl epoxy resin, 11 parts of aqueous photo-curing dispersions of polyurethanes containing carboxyl and 3 parts of gas
Aerosil pours into dispersion cup, disperses 15min with 300r/min, then disperse 45min with 1000r/min；Add 43
Part colorful glass microbead and 1.2 parts of silane coupling agents, seal and keep 0.09MPa, disperse 25min with 1000r/min；
Step 2: 9 parts of graphene oxides, 6 parts of nano zine oxides and 5 parts of modified polyorganosiloxanes to be added to the product of step 1
In, in 35 μ W/cm2Under the conditions of ultraviolet light irradiation, 30min is disperseed with 1000r/min, 11 parts of aqueous photo-curings is added and contains carboxyl
Dispersions of polyurethanes disperses 20min with 300r/min, then disperses 40min with 1200r/min, and packing discharging later can be obtained
The first component；
The preparation process of second component is：
34 parts of aqueous epoxy curing agents and 2.5 parts of aerosils are poured into dispersion cup, are disperseed with 300r/min
20min, then 50min is disperseed with 1000r/min；29 parts of colorful glass microbeads and 24 parts of glitter powders are added, seals and keeps
0.09MPa disperses 40min with 1000r/min；1.2 parts of rheological agents are added, 20min are stirred with 600r/min, packing discharging is
The second component can be obtained.
Comparative example 1 and comparative example 2 are also set up simultaneously, specially：
1. comparative example 1 is removed the graphene oxide in formula using the preparation method of embodiment 1；
2. comparative example 2 is using the preparation method of embodiment 1, and by the aqueous photo-curing they containing carboxyl in formula
Body removes.
Examples 1 to 3 and comparative example 1~2 are tested for the property, the specific test method is as follows：
1. wear-resisting property is tested：It is tested according to GB/T 1689-1998, the hardening time of sample is 48h；
2. scratch resistant performance is tested：It is tested according to GB/T 9279-2007, the hardening time of sample is 48h, is prepared
Sample film thickness be 1mm, testing load 5kg, 10kg, 20kg；
3. acid resistance, alkali resistance are tested：The sample of 20mm X 15mm X 3mm is made in solidification, cures 48h at 25 DEG C,
According to the first method in GB/T 9247-1988, sample is respectively placed in 40% sodium hydroxide solution, 30% sulfuric acid solution
It is taken out after impregnating 14d, observes sample situation of change.
The results are shown in Table 2 for performance test：
Table 2
It can be obtained by upper table, embodiment 1, embodiment 2, embodiment 3 are compared with comparative example 1 and comparative example 2, wear volume
Gap it is fairly obvious, embodiment 1, embodiment 2, embodiment 3 wear volume reach 0.1, and due to not adding in comparative example 1
Add graphene oxide, does not add aqueous photo-curing dispersions of polyurethanes containing carboxyl in comparative example 2, wear-resisting property is all poor, says
Bright epoxy color sand joint trimming agent provided by the invention passes through addition graphene oxide and aqueous photo-curing they containing carboxyl
Body substantially increases wear-resisting property, illustrates that the effect of graphene oxide and the aqueous photo-curing dispersions of polyurethanes containing carboxyl is not
It can or lack.Identical, in the test of damage resistant and acid-proof alkaline, embodiment 1, embodiment 2, embodiment 3 are provided
Joint trimming agent has quite significantly superiority compared to comparative example 1 and comparative example 2.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of epoxy color sand joint trimming agent, it is characterised in that：Including first component and second component, the first component includes following weight
The ingredient of part：
The second component includes the ingredient of following parts by weight：
The mass ratio of the first component and second component is 1:1~1.5.
2. a kind of epoxy color sand joint trimming agent according to claim 1, it is characterised in that：The first component includes following weight
The ingredient of part：
The second component includes the ingredient of following parts by weight：
The mass ratio of the first component and second component is 1:1~1.5.
3. a kind of epoxy color sand joint trimming agent according to claim 1 or 2, it is characterised in that：The water-based hydroxyl asphalt mixtures modified by epoxy resin
The epoxide number of fat is 0.23~0.31eq/100g, and solid content is 55%~60%, and hydroxyl value is 85~90mgKOH/g.
4. a kind of epoxy color sand joint trimming agent according to claim 1 or 2, it is characterised in that：The aqueous photo-curing contains carboxylic
The carboxyl-content of based polyurethane dispersion is 8.2%~9.5%, and solid content is 41%~44%.
5. a kind of epoxy color sand joint trimming agent according to claim 1 or 2, it is characterised in that：The colorful glass microbead is
Borosilicate spherical particle, granularity are 100~250 μm.
6. a kind of epoxy color sand joint trimming agent according to claim 1 or 2, it is characterised in that：The glitter powder is PET materials
Matter, grain size are 0.01mm~0.05mm.
7. a kind of epoxy color sand joint trimming agent according to claim 1 or 2, it is characterised in that：The aqueous epoxy resins are solid
Agent is that aqueous epoxy resins are obtained with 1.3- hexamethylene dimethylamine through addition reaction.
8. a kind of epoxy color sand joint trimming agent according to claim 1 or 2, it is characterised in that：The rheological agent is BYK-R
One or both of 607 or BYK-R 605 is mixed.
9. a kind of epoxy color sand joint trimming agent according to claim 1 or 2, it is characterised in that：The silane coupling agent is
One kind in γ-(2,3- the third oxygen of epoxy) propyl trimethoxy silicanes or γ-aminopropyl triethoxysilane, the modification are poly-
Siloxanes is polyether siloxane copolymer.
10. a kind of preparation method of epoxy color sand joint trimming agent as claimed in claim 1 or 2, which is characterized in that the system of first component
It is for step：
Step 1: water-based hydroxyl epoxy resin, aqueous photo-curing dispersions of polyurethanes containing carboxyl and aerosil are poured into
In dispersion cup, 10~20min is disperseed with 200~300r/min, then 30~50min is disperseed with 900~1200r/min；Again plus
Enter colorful glass microbead and silane coupling agent, seal and keep 0.08~0.09MPa, with 900~1200r/min dispersion 20~
30min；
Step 2: graphene oxide, nano zine oxide and modified polyorganosiloxane are added in the product of step 1, in 30~35 μ
W/cm2Under the conditions of ultraviolet light irradiation, 30~50min is disperseed with 900~1200r/min, it is poly- containing carboxyl to add aqueous photo-curing
Urethane dispersion disperses 10~20min with 200~300r/min, then disperses 30~50min with 900~1200r/min, later
Packing discharging can be obtained the first component；
The preparation process of the second component is：By aqueous epoxy curing agent, hexamethylene diisocyanate and aerosil
It pours into dispersion cup, 10~20min is disperseed with 200~300r/min, then 30~50min is disperseed with 900~1200r/min；
Add colorful glass microbead and glitter powder, seal and keep 0.08~0.09MPa, with 900~1200r/min dispersion 40~
50min；Rheological agent is added, 15~20min is stirred with 500~600r/min, packing discharging can be obtained the second component.
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Cited By (5)
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| CN109439133A (en) * | 2018-09-25 | 2019-03-08 | 江苏理工学院 | A kind of graphene joint trimming agent and preparation method thereof |
| CN109748537A (en) * | 2018-12-18 | 2019-05-14 | 宁波墨西科技有限公司 | A kind of graphene high-performance lacquer and preparation method thereof |
| CN110937846A (en) * | 2019-12-24 | 2020-03-31 | 广东龙湖科技股份有限公司 | Double-component water-based epoxy colored sand joint mixture and preparation method thereof |
| CN111978902A (en) * | 2020-08-05 | 2020-11-24 | 中山市卡施力顿建材有限公司 | Two-component seam beautifying agent and preparation method thereof |
| CN113717643A (en) * | 2021-09-01 | 2021-11-30 | 广东美涂士建材股份有限公司 | Color seam beautifying agent |
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| CN111978902B (en) * | 2020-08-05 | 2022-03-04 | 中山市卡施力顿建材有限公司 | Two-component seam beautifying agent and preparation method thereof |
| CN113717643A (en) * | 2021-09-01 | 2021-11-30 | 广东美涂士建材股份有限公司 | Color seam beautifying agent |
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