CN108715741A - Flame-retardant polyurethane sealant - Google Patents
Flame-retardant polyurethane sealant Download PDFInfo
- Publication number
- CN108715741A CN108715741A CN201810689779.0A CN201810689779A CN108715741A CN 108715741 A CN108715741 A CN 108715741A CN 201810689779 A CN201810689779 A CN 201810689779A CN 108715741 A CN108715741 A CN 108715741A
- Authority
- CN
- China
- Prior art keywords
- parts
- flame
- polyurethane sealant
- retardant
- retardant polyurethane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/10—Materials in mouldable or extrudable form for sealing or packing joints or covers
- C09K2003/1034—Materials or components characterised by specific properties
- C09K2003/1078—Fire-resistant, heat-resistant materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Sealing Material Composition (AREA)
Abstract
The present invention proposes a kind of flame-retardant polyurethane sealant, according to the number of parts by weight, including following components：1~3 part of 65~85 parts of polyurethane resin, 6~12 parts of Styrene-Butadiene-Styrene Block Copolymer, 2~5 parts of plasticizer, 30~50 parts of filler, 2~8 parts of crosslinking agent, 1~10 part of coupling agent, 1~3 part of polyethylene wax, 4~8 parts of fire retardant and ultraviolet absorber；The fire retardant is mainly prepared by nanoscale magnalium hydrotalcite and poly-aspartate modification.The flame-retardant polyurethane sealant not only has good flame retardant property, also has good adhesive property.
Description
Technical field
The invention belongs to sealing material technical fields for building, and in particular to a kind of flame-retardant polyurethane sealant.
Background technology
Sealing material refers to just that can bear seam displacement to reach airtight, watertight purpose and be embedded in the material in building joint
Referred to as sealing material.Sealing member material has metal material (aluminium, lead, indium, stainless steel etc.), also there is nonmetallic materials (rubber, modeling
Material, ceramics, graphite etc.), composite material (such as rubber-asbestos board, aerogel blanket-polyurethane), but most commonly used is rubber
Elastomeric material.Polyurethane resin is widely used as a kind of main sealing material raw material, but due to poly- ammonia
It is more difficult in ester processing itself so that product quality is relatively general, and adhesive strength cannot be satisfied use demand instantly so that
Adhesive effect when in use is poor.
The fire protection flame retarding function of fluid sealant is that fire-retardant filler is added in formula to realize, can be made in sealant formula
Fire retardant has aluminium hydroxide, magnesium hydroxide, zinc carbonate, antimony oxide class inorganic combustion inhibitor, the halogen element of alkyl halide hydro carbons
Fire retardant, melamine urea esters of gallic acid nitrogenated flame retardant and tricresyl phosphate esters phosphorus flame retardant.It needs largely to fill in fluid sealant
Fire retardant, is otherwise not achieved flame-retardancy requirements, and a large amount of fire retardant filling causes fluid sealant degradation.
Invention content
The present invention proposes that a kind of flame-retardant polyurethane sealant, the flame-retardant polyurethane sealant not only have good anti-flammability
Can, also there is good adhesive property.
The technical proposal of the invention is realized in this way：
A kind of flame-retardant polyurethane sealant, according to the number of parts by weight, including following components：
65~85 parts of polyurethane resin, 6~12 parts of Styrene-Butadiene-Styrene Block Copolymer, plasticizer 2~5
Part, 30~50 parts of filler, 2~8 parts of crosslinking agent, 1~10 part of coupling agent, 1~3 part of polyethylene wax, 4~8 parts of fire retardant and ultraviolet
1~3 part of absorbent；The fire retardant is mainly prepared by nanoscale magnalium hydrotalcite and poly-aspartate modification.
Preferably, the preparation method of the fire retardant is：
In a solvent, nanoscale magnalium hydrotalcite is added to be stirred with poly-aspartate, then heats to 70~90 DEG C
Add titanate esters and be stirred to react 3~6h, be cooled to 50~60 DEG C add torak diethyl phthalate and calcium carbonate reaction 4~
8h, you can.
Preferably, the mass ratio of the nanoscale magnalium hydrotalcite and poly-aspartate is 30~40:1, the nanometer
The mass ratio of grade magnalium hydrotalcite and titanate esters is 100:1~10, the nanoscale magnalium hydrotalcite is sour with the torak
The mass ratio of diethylester is 100:3~12, the mass ratio of the torak diethyl phthalate and the calcium carbonate is 2~6:1.
Preferably, the solvent is selected from octane, hexamethylene or acetone.
Preferably, the plasticizer is dioctyl phthalate.
Preferably, the filler is aerosil and bentonite mixture, the aerosil with
The bentonite mass ratio is 8~12:1.
Preferably, the crosslinking agent is hydroxypropyl acrylate.
Preferably, the coupling agent is gamma-aminopropyl-triethoxy-silane, γ-(2,3- the third oxygen of epoxy) propyl trimethoxy
Base silane, γ-(methacryloxypropyl) propyl trimethoxies silicon, N- (β-aminoethyl)-gamma-aminopropyl-triethoxy silicon and double
At least one of (γ-trimethoxy-silylpropyl) amine.
Preferably, the ultraviolet absorber is single benzoic acid resorcinol.
The preparation method of the flame-retardant polyurethane sealant of the present invention, includes the following steps：
1) according to proportioning weigh polyurethane resin, Styrene-Butadiene-Styrene Block Copolymer, plasticizer, filler,
Crosslinking agent, fire retardant, coupling agent and ultraviolet absorber are spare；
2) polyurethane resin is dehydrated with filler, base-material is obtained after being cooled to room temperature；
3) plasticizer, crosslinking agent, fire retardant, coupling agent and ultraviolet absorber are added into base-material, under vacuum into
Row stirring, you can obtain flame-retardant polyurethane sealant.
Preferably, it is 0.075~0.095MPa that the vacuum condition of the step 3), which is vacuum degree,.
Beneficial effects of the present invention：
The fire retardant selected in the flame-retardant polyurethane sealant of the present invention is by nanoscale magnalium hydrotalcite and poly-aspartate
Modification is prepared, and the fume absorbent that will can be generated when burning in time plays the role of completely cutting off flame, smog and fireproof,
Since the addition of calcium carbonate makes product not lose fixed and sealing function.In addition, the additive amount of the fire retardant is more than common
The additive amount of fire retardant, flame retardant rating can reach V0 grades, be used for flame-retardant adhesive and sealing, generate when burning, have good without poison gas
Good elasticity, storage stability is good, there is good cementability.
Specific implementation mode
Embodiment 1
A kind of flame-retardant polyurethane sealant, according to the number of parts by weight, including following components：
75 parts of polyurethane resin, 8 parts of Styrene-Butadiene-Styrene Block Copolymer, 3 parts of dioctyl phthalate,
40 parts of filler, 6 parts of hydroxypropyl acrylate, 6 parts of fire retardant, 7 parts of gamma-aminopropyl-triethoxy-silane, 2 parts of polyethylene wax and list
2 parts of benzoic acid resorcinol.Filler is aerosil and bentonite mixture, aerosil with it is organic
Bentonitic mass ratio is 12:1.
The preparation method of fire retardant is：
In octane, nanoscale magnalium hydrotalcite is added and is stirred with poly-aspartate, then heats to 80 DEG C and add again
Enter titanate esters and be stirred to react 5h, is cooled to 55 DEG C and adds torak diethyl phthalate and calcium carbonate reaction 6h, you can.Nanoscale magnesium
The mass ratio of aluminum hydrotalcite and poly-aspartate is 35:1, the mass ratio of nanoscale magnalium hydrotalcite and titanate esters is 100:
4, the mass ratio of nanoscale magnalium hydrotalcite and torak diethyl phthalate is 100:9, torak diethyl phthalate and calcium carbonate
Mass ratio is 4:1.
Embodiment 2
A kind of flame-retardant polyurethane sealant, according to the number of parts by weight, including following components：
65 parts of polyurethane resin, 6 parts of Styrene-Butadiene-Styrene Block Copolymer, 5 parts of dioctyl phthalate,
50 parts of filler, 2 parts of hydroxypropyl acrylate, 4 parts of fire retardant, 1 part of gamma-aminopropyl-triethoxy-silane, 1 part of polyethylene wax and single benzene
1 part of formic acid resorcinol.Filler is aerosil and bentonite mixture, aerosil and organic bentonite
The mass ratio of profit soil is 9:1.Crosslinking agent is the mixture of ethyl orthosilicate and methyltriethoxysilane.
The preparation method of fire retardant is：
In hexamethylene, nanoscale magnalium hydrotalcite is added and is stirred with poly-aspartate, then heats to 70 DEG C again
Titanate esters are added and are stirred to react 6h, is cooled to 50 DEG C and adds torak diethyl phthalate and calcium carbonate reaction 8h, you can.Nanoscale
The mass ratio of magnalium hydrotalcite and poly-aspartate is 30:1, the mass ratio of nanoscale magnalium hydrotalcite and titanate esters is
100:1, the mass ratio of nanoscale magnalium hydrotalcite and torak diethyl phthalate is 100:3, torak diethyl phthalate and carbonic acid
The mass ratio of calcium is 6:1.
Embodiment 3
A kind of flame-retardant polyurethane sealant, according to the number of parts by weight, including following components：
85 parts of polyurethane resin, 12 parts of Styrene-Butadiene-Styrene Block Copolymer, dioctyl phthalate 1
Part, 7 parts of hydroxypropyl acrylate, 7 parts of fire retardant, 10 parts of γ-(methacryloxypropyl) propyl trimethoxies silicon, is gathered 30 parts of filler
3 parts of ethylene waxes and single 3 parts of benzoic acid resorcinol.Filler is aerosil and bentonite mixture, gas phase
Silica is 10 with bentonite mass ratio:1.Crosslinking agent is the mixed of ethyl orthosilicate and methyltriethoxysilane
Close object.
The preparation method of fire retardant is：
In acetone, nanoscale magnalium hydrotalcite is added to be stirred with poly-aspartate, then heats to 90 DEG C and adds again
Enter titanate esters and be stirred to react 3h, is cooled to 60 DEG C and adds torak diethyl phthalate and calcium carbonate reaction 4h, you can.Nanoscale magnesium
The mass ratio of aluminum hydrotalcite and poly-aspartate is 40:1, the mass ratio of nanoscale magnalium hydrotalcite and titanate esters is 100:
10, the mass ratio of nanoscale magnalium hydrotalcite and torak diethyl phthalate is 100:12, torak diethyl phthalate and calcium carbonate
Mass ratio be 2:1.
Embodiment 4
A kind of flame-retardant polyurethane sealant, according to the number of parts by weight, including following components：
70 parts of polyurethane resin, 10 parts of Styrene-Butadiene-Styrene Block Copolymer, dioctyl phthalate 3
Part, 35 parts of filler, 8 parts of hydroxypropyl acrylate, 8 parts of fire retardant, 4 parts of γ-(methacryloxypropyl) propyl trimethoxies silicon, poly- second
1 part of alkene wax and single 2 parts of benzoic acid resorcinol.Filler is aerosil and bentonite mixture, gas phase two
Silica is 8 with bentonite mass ratio:1.Crosslinking agent is the mixing of ethyl orthosilicate and methyltriethoxysilane
Object.
The preparation method of fire retardant is：
In hexamethylene, nanoscale magnalium hydrotalcite is added and is stirred with poly-aspartate, then heats to 85 DEG C again
Titanate esters are added and are stirred to react 4h, is cooled to 60 DEG C and adds torak diethyl phthalate and calcium carbonate reaction 5h, you can.Nanoscale
The mass ratio of magnalium hydrotalcite and poly-aspartate is 35:1, the mass ratio of nanoscale magnalium hydrotalcite and titanate esters is
100:6, the mass ratio of nanoscale magnalium hydrotalcite and torak diethyl phthalate is 100:5, torak diethyl phthalate and carbonic acid
The mass ratio of calcium is 4:1.
The flame-retardant polyurethane sealant that embodiment 1-4 is obtained is tested according to newest professional standard, embodiment 1-4
The fire-protection rating of flame-retardant polyurethane sealant be V0 grades, tensile strength be respectively 4.5MPa, 4.2MPa, 4.6MPa with
4.8MPa is respectively 100% bonding, 99.6% bonding with aluminium caking property, and 100% bonds and 100% bonding.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of flame-retardant polyurethane sealant, which is characterized in that according to the number of parts by weight, including following components：
65~85 parts of polyurethane resin, 2~5 parts of plasticizer, is filled out at 6~12 parts of Styrene-Butadiene-Styrene Block Copolymer
30~50 parts of material, 2~8 parts of crosslinking agent, 1~10 part of coupling agent, 1~3 part of polyethylene wax, 4~8 parts of fire retardant and ultraviolet absorber
1~3 part；The fire retardant is mainly prepared by nanoscale magnalium hydrotalcite and poly-aspartate modification.
2. flame-retardant polyurethane sealant according to claim 1, which is characterized in that the preparation method of the fire retardant is：
In a solvent, nanoscale magnalium hydrotalcite is added to be stirred with poly-aspartate, then heats to 70~90 DEG C and adds again
Enter titanate esters and be stirred to react 3~6h, is cooled to 50~60 DEG C and adds torak diethyl phthalate and 4~8h of calcium carbonate reaction, i.e.,
It can.
3. flame-retardant polyurethane sealant according to claim 2, which is characterized in that the nanoscale magnalium hydrotalcite with it is poly-
The mass ratio of aspartic acid is 30~40:1, the mass ratio of the nanoscale magnalium hydrotalcite and titanate esters is 100:1~
10, the mass ratio of the nanoscale magnalium hydrotalcite and the torak diethyl phthalate is 100:3~12, the torak acid
The mass ratio of diethylester and the calcium carbonate is 2~6:1.
4. flame-retardant polyurethane sealant according to claim 2, which is characterized in that the solvent is selected from octane, hexamethylene
Or acetone.
5. flame-retardant polyurethane sealant according to claim 1, which is characterized in that the plasticizer is phthalic acid two
Monooctyl ester.
6. flame-retardant polyurethane sealant according to claim 1, which is characterized in that the filler be aerosil with
Bentonite mixture, the aerosil are 8~12 with the bentonite mass ratio:1.
7. flame-retardant polyurethane sealant according to claim 1, which is characterized in that the crosslinking agent is acrylic acid hydroxypropyl
Ester.
8. flame-retardant polyurethane sealant according to claim 1, which is characterized in that the coupling agent is γ-aminopropyl three
Ethoxysilane, γ-(the third oxygen of 2,3- epoxies) propyl trimethoxy silicane, γ-(methacryloxypropyl) propyl trimethoxies silicon,
At least one of N- (β-aminoethyl)-gamma-aminopropyl-triethoxy silicon and bis- (γ-trimethoxy-silylpropyl) amine.
9. flame-retardant polyurethane sealant according to claim 1, which is characterized in that the ultraviolet absorber is single benzoic acid
Resorcinol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810689779.0A CN108715741A (en) | 2018-06-28 | 2018-06-28 | Flame-retardant polyurethane sealant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810689779.0A CN108715741A (en) | 2018-06-28 | 2018-06-28 | Flame-retardant polyurethane sealant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108715741A true CN108715741A (en) | 2018-10-30 |
Family
ID=63913395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810689779.0A Pending CN108715741A (en) | 2018-06-28 | 2018-06-28 | Flame-retardant polyurethane sealant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108715741A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109825234A (en) * | 2019-02-20 | 2019-05-31 | 上海东大化学有限公司 | Modified sealant of a kind of flame-retardant, silane and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1938387A (en) * | 2004-03-31 | 2007-03-28 | 巴斯福股份公司 | Surface-modified metal oxides, methods for production and use thereof in cosmetic preparations |
| CN101503627A (en) * | 2008-02-05 | 2009-08-12 | 广东炜林纳功能材料有限公司 | Hydration metal hydroxides for surface treatment and use thereof |
| CN102181260A (en) * | 2011-04-22 | 2011-09-14 | 东莞市普赛达密封粘胶有限公司 | Preparation method of halogen-free flame-retardant polyurethane (PU) sealant |
| CN105254923A (en) * | 2015-10-11 | 2016-01-20 | 台州学院 | Preparation method of phosphorus-nitrogen compound grafted hydrotalcite flame retardant |
| CN106084290A (en) * | 2016-06-14 | 2016-11-09 | 安徽建筑大学 | Layered double-hydroxide anti-flaming smoke-inhibiting agent of silane coupler grafting polyphosphate ion intercalation and preparation method thereof |
| CN107418496A (en) * | 2017-08-03 | 2017-12-01 | 合肥隆延科技有限公司 | High viscosity polyurethane fluid sealant |
-
2018
- 2018-06-28 CN CN201810689779.0A patent/CN108715741A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1938387A (en) * | 2004-03-31 | 2007-03-28 | 巴斯福股份公司 | Surface-modified metal oxides, methods for production and use thereof in cosmetic preparations |
| CN101503627A (en) * | 2008-02-05 | 2009-08-12 | 广东炜林纳功能材料有限公司 | Hydration metal hydroxides for surface treatment and use thereof |
| CN102181260A (en) * | 2011-04-22 | 2011-09-14 | 东莞市普赛达密封粘胶有限公司 | Preparation method of halogen-free flame-retardant polyurethane (PU) sealant |
| CN105254923A (en) * | 2015-10-11 | 2016-01-20 | 台州学院 | Preparation method of phosphorus-nitrogen compound grafted hydrotalcite flame retardant |
| CN106084290A (en) * | 2016-06-14 | 2016-11-09 | 安徽建筑大学 | Layered double-hydroxide anti-flaming smoke-inhibiting agent of silane coupler grafting polyphosphate ion intercalation and preparation method thereof |
| CN107418496A (en) * | 2017-08-03 | 2017-12-01 | 合肥隆延科技有限公司 | High viscosity polyurethane fluid sealant |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109825234A (en) * | 2019-02-20 | 2019-05-31 | 上海东大化学有限公司 | Modified sealant of a kind of flame-retardant, silane and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103160239B (en) | High-displacement-ability silicone fire-proof sealing glue and manufacturing method of the same | |
| CN108795370A (en) | Room temperature curing flame-proof silicone sealant | |
| CN101397488B (en) | Fireproof elastic sealant and preparation method thereof | |
| CN108977165A (en) | Fireproofing flame retardant sealant | |
| CN101781497B (en) | Underground gas plugging coating in coal mine | |
| CN106833478A (en) | A kind of high-performance refractory type double-component silane modified polyether seal glue and preparation method | |
| CN110330908A (en) | Anti-sticking flame retardant type waterproof roll and preparation method thereof | |
| CN108795302A (en) | A kind of silicon rubber self-adhesive tape that novel fire-resistant is fire-retardant | |
| CN105733133A (en) | Flame-retarding and smoke-suppressing polyvinyl chloride membrane structure material | |
| CN102863905A (en) | Polyhedral oligomeric silsesquioxane (POSS) contained environment-friendly inflaming retarding wood adhesive and preparation method thereof | |
| CN104497960B (en) | Room-temperature curable flame-retardant silicone sealant and preparation method thereof | |
| CN105860742A (en) | Low-smoke expansive type transparent fire-retardant coating and preparation method thereof | |
| CN107699188A (en) | A kind of transparent high temperature resistant flame-proof silicone sealant and preparation method | |
| CN108715741A (en) | Flame-retardant polyurethane sealant | |
| CN107936902A (en) | Flame-retardant polyurethane sealant | |
| CN101659833A (en) | Fireproofing paint for steel structure and preparation method thereof | |
| CN105295664A (en) | Fireproof coating for subsea tunnels | |
| CN103911025A (en) | Water-based fireproof coating | |
| CN107057491A (en) | A kind of watersoluble plumbago alkene expanding fire-proof paint and preparation method thereof | |
| CN103788899B (en) | Fireproof elastic sealing gum | |
| CN102936122A (en) | Fire-resistant flame-retardant material | |
| CN112961500A (en) | Non-solidified type sealing fireproof moistureproof silica gel mud and preparation method thereof | |
| CN105854215B (en) | A kind of ultra-fine dry powder extinguishing agent and preparation method | |
| CN108822747A (en) | Halogen-free anti-inflaming polyurethane sealant | |
| CN109758708A (en) | A kind of environment-friendly type insulated extinguishing chemical and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181030 |