CN109488178A - A kind of marine fire door - Google Patents
A kind of marine fire door Download PDFInfo
- Publication number
- CN109488178A CN109488178A CN201811567448.6A CN201811567448A CN109488178A CN 109488178 A CN109488178 A CN 109488178A CN 201811567448 A CN201811567448 A CN 201811567448A CN 109488178 A CN109488178 A CN 109488178A
- Authority
- CN
- China
- Prior art keywords
- parts
- protective layer
- door
- marine fire
- fire door
- 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
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 39
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000011241 protective layer Substances 0.000 claims abstract description 25
- 239000010410 layer Substances 0.000 claims abstract description 22
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 19
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000835 fiber Substances 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 16
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 14
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 12
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 9
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 9
- 229920000106 Liquid crystal polymer Polymers 0.000 claims abstract description 9
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 claims abstract description 9
- 239000004793 Polystyrene Substances 0.000 claims abstract description 9
- 239000003365 glass fiber Substances 0.000 claims abstract description 9
- 229920002223 polystyrene Polymers 0.000 claims abstract description 9
- 239000000843 powder Substances 0.000 claims abstract description 9
- 239000011787 zinc oxide Substances 0.000 claims abstract description 9
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims abstract description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 6
- NMOJAXCSURVGEY-UHFFFAOYSA-N N#CC#N.[S] Chemical compound N#CC#N.[S] NMOJAXCSURVGEY-UHFFFAOYSA-N 0.000 claims abstract description 3
- IYPQZXRHDNGZEB-UHFFFAOYSA-N cobalt sodium Chemical compound [Na].[Co] IYPQZXRHDNGZEB-UHFFFAOYSA-N 0.000 claims abstract description 3
- 235000013312 flour Nutrition 0.000 claims description 15
- 239000004156 Azodicarbonamide Substances 0.000 claims description 8
- 229910007948 ZrB2 Inorganic materials 0.000 claims description 8
- 239000011609 ammonium molybdate Substances 0.000 claims description 8
- APUPEJJSWDHEBO-UHFFFAOYSA-P ammonium molybdate Chemical compound [NH4+].[NH4+].[O-][Mo]([O-])(=O)=O APUPEJJSWDHEBO-UHFFFAOYSA-P 0.000 claims description 8
- 229940010552 ammonium molybdate Drugs 0.000 claims description 8
- 235000018660 ammonium molybdate Nutrition 0.000 claims description 8
- 239000010425 asbestos Substances 0.000 claims description 8
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 claims description 8
- 235000019399 azodicarbonamide Nutrition 0.000 claims description 8
- VWZIXVXBCBBRGP-UHFFFAOYSA-N boron;zirconium Chemical compound B#[Zr]#B VWZIXVXBCBBRGP-UHFFFAOYSA-N 0.000 claims description 8
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000391 magnesium silicate Substances 0.000 claims description 8
- 229910052919 magnesium silicate Inorganic materials 0.000 claims description 8
- 235000019792 magnesium silicate Nutrition 0.000 claims description 8
- 229920001296 polysiloxane Polymers 0.000 claims description 8
- -1 polysiloxanes Polymers 0.000 claims description 8
- 229910052895 riebeckite Inorganic materials 0.000 claims description 8
- LIHVGJVKZGXFQG-UHFFFAOYSA-N [Na].N#CC#N.[S] Chemical compound [Na].N#CC#N.[S] LIHVGJVKZGXFQG-UHFFFAOYSA-N 0.000 claims description 6
- 229910017052 cobalt Inorganic materials 0.000 claims description 6
- 239000010941 cobalt Substances 0.000 claims description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000009970 fire resistant effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
- E06B5/161—Profile members therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B2003/7049—Specific panel characteristics
- E06B2003/7051—Specific panel characteristics of layered construction involving different materials
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Special Wing (AREA)
Abstract
The invention discloses a kind of marine fire doors, it includes a core, the door core protective layer for being set to a core outer surface and is set to a fireprotection layer for core protective layer outer surface, the door core protective layer is made of the raw material of following parts by weight: 12-23 parts of alumina silicate fibre, 5-11 parts of glass fibre, 5-15 parts of acrylic resin, 1-3 parts of pearl powder, 3-8 parts of nano silica, 3-7 parts of liquid crystal polymer, 8-16 parts of polystyrene, 5-10 parts of calcium carbonate, 2-6 parts of titanium dioxide, 1-3 parts of zinc oxide, 1-5 parts of sodium cobalt of sulphur cyanogen.Compared with prior art, the marine fire door in the present invention has good fire protecting performance good, and long-time service is not easy to deform.
Description
Technical field
The present invention relates to equipment on board technical fields, and in particular to a kind of marine fire door.
Background technique
During ships normal/cruise, it is necessary to which the moment carries out fireproofing, to avoid burst fire threat ship's staff
It personal safety and causes any property loss, so installation fire resistant doorsets are generally required on ships on exit passageway, to cope with burst feelings
The flameproof effect of condition, existing fire resistant doorsets is bad, is unsuitable on ships.
Summary of the invention
The purpose of the present invention is to provide a kind of marine fire doors, can effectively solve the skill being previously mentioned in background technique
Art problem.
To achieve the above object, the invention provides the following technical scheme:
A kind of marine fire door comprising Men Xin, be set to the door core protective layer of a core outer surface and be set to a core and prevent
The fireprotection layer of sheath outer surface, the door core protective layer are made of the raw material of following parts by weight: 12-23 parts of alumina silicate fibre, glass
5-11 parts of glass fiber, 5-15 parts of acrylic resin, 1-3 parts of pearl powder, 3-8 parts of nano silica, 3-7 parts of liquid crystal polymer,
8-16 parts of polystyrene, 5-10 parts of calcium carbonate, 2-6 parts of titanium dioxide, 1-3 parts of zinc oxide, 1-5 parts of sodium cobalt of sulphur cyanogen；
The fireprotection layer is made of the raw material of following parts by weight: 10-20 parts of azo dicarbonamide, 2-7 parts of magnesium silicate, and nanometer two
1-5 parts of silica, 3-10 parts of ammonium molybdate, 2-8 parts of schmigel, 10-20 parts of organic siliconresin, 1-3 parts of polysiloxanes, silica flour 5-
12 parts, 16-25 parts of asbestos fibre element, 3-7 parts of aquamaine mountain flour, 1-5 parts of zirconium diboride.
Preferably, the door core is made of solid wood material.
Preferably, the door core protective layer is made of the raw material of following parts by weight: 22 parts of alumina silicate fibre, glass fibre 8
Part, 11 parts of acrylic resin, 1 part of pearl powder, 5 parts of nano silica, 5 parts of liquid crystal polymer, 12 parts of polystyrene, calcium carbonate
8 parts, 3 parts of titanium dioxide, 1 part of zinc oxide, 2 parts of cobalt of sulphur cyanogen sodium.
Preferably, the fireprotection layer is made of the raw material of following parts by weight: 18 parts of azo dicarbonamide, 6 parts of magnesium silicate, and nanometer
3 parts of silica, 7 parts of ammonium molybdate, 5 parts of schmigel, 15 parts of organic siliconresin, 3 parts of polysiloxanes, 10 parts of silica flour, asbestos are fine
22 parts, 4 parts of aquamaine mountain flour, 3 parts of zirconium diboride of dimension element.
Preferably, the door core protective layer with a thickness of 0.3mm-0.5mm.
Preferably, the thickness of the fireprotection layer is respectively 0.2mm-0.4mm.
Compared with prior art, the beneficial effects of the present invention are:
The door core outer surface of the marine fire door is provided with core protective layer and a fireprotection layer, substantially increases marine fire door
Fire protecting performance, ships occur burst fire when, ship's staff can use marine fire door fire behavior to be isolated, to prolong
Long people safely evacuate the time.
Specific embodiment
Below with reference to the embodiment technical solution that the present invention will be described in detail, but protection scope is not limited thereto.
Embodiment one:
A kind of marine fire door comprising the door core made of solid wood material, the door core protection for being set to a core outer surface
Layer and be set to a fireprotection layer for core protective layer outer surface, the door core protective layer is made of the raw material of following parts by weight: silicic acid
22 parts of aluminum fiber, 8 parts of glass fibre, 11 parts of acrylic resin, 1 part of pearl powder, 5 parts of nano silica, liquid crystal polymer 5
Part, 12 parts of polystyrene, 8 parts of calcium carbonate, 3 parts of titanium dioxide, 1 part of zinc oxide, 2 parts of cobalt of sulphur cyanogen sodium；
The fireprotection layer is made of the raw material of following parts by weight: 18 parts of azo dicarbonamide, 6 parts of magnesium silicate, and nanometer titanium dioxide
3 parts of silicon, 7 parts of ammonium molybdate, 5 parts of schmigel, 15 parts of organic siliconresin, 3 parts of polysiloxanes, 10 parts of silica flour, asbestos fibre element 22
Part, 4 parts of aquamaine mountain flour, 3 parts of zirconium diboride；
The door core protective layer with a thickness of 0.3mm-0.5mm, the thickness of the fireprotection layer is respectively 0.2mm-0.4mm.
Embodiment two:
A kind of marine fire door comprising Men Xin, be set to the door core protective layer of a core outer surface and be set to a core and prevent
The fireprotection layer of sheath outer surface, the door core protective layer are made of the raw material of following parts by weight: 20 parts of alumina silicate fibre, glass fibers
7 parts of dimension, 10 parts of acrylic resin, 2 parts of pearl powder, 6 parts of nano silica, 3 parts of liquid crystal polymer, 12 parts of polystyrene, carbon
8 parts of sour calcium, 4 parts of titanium dioxide, 2 parts of zinc oxide, 3 parts of cobalt of sulphur cyanogen sodium；
The fireprotection layer is made of the raw material of following parts by weight: 15 parts of azo dicarbonamide, 6 parts of magnesium silicate, and nanometer titanium dioxide
5 parts of silicon, 8 parts of ammonium molybdate, 4 parts of schmigel, 15 parts of organic siliconresin, 3 parts of polysiloxanes, 7 parts of silica flour, asbestos fibre element 22
Part, 6 parts of aquamaine mountain flour, 3 parts of zirconium diboride, the door core protective layer with a thickness of 0.5mm, the thickness of the fireprotection layer is respectively
0.2mm。
Embodiment three:
A kind of marine fire door comprising Men Xin, be set to the door core protective layer of a core outer surface and be set to a core and prevent
The fireprotection layer of sheath outer surface, the door core protective layer are made of the raw material of following parts by weight: 15 parts of alumina silicate fibre, glass fibers
10 parts of dimension, 8 parts of acrylic resin, 3 parts of pearl powder, 6 parts of nano silica, 5 parts of liquid crystal polymer, 13 parts of polystyrene, carbon
6 parts of sour calcium, 3 parts of titanium dioxide, 3 parts of zinc oxide, 1 part of cobalt of sulphur cyanogen sodium；
The fireprotection layer is made of the raw material of following parts by weight: 13 parts of azo dicarbonamide, 4 parts of magnesium silicate, and nanometer titanium dioxide
4 parts of silicon, 6 parts of ammonium molybdate, 5 parts of schmigel, 18 parts of organic siliconresin, 3 parts of polysiloxanes, 8 parts of silica flour, asbestos fibre element 23
Part, 5 parts of aquamaine mountain flour, 3 parts of zirconium diboride；
The door core protective layer with a thickness of 0.3mm；
The thickness of the fireprotection layer is respectively 0.3mm.
Example IV:
A kind of marine fire door comprising Men Xin, be set to the door core protective layer of a core outer surface and be set to a core and prevent
The fireprotection layer of sheath outer surface, the door core protective layer are made of the raw material of following parts by weight: 21 parts of alumina silicate fibre, glass fibers
9 parts of dimension, 14 parts of acrylic resin, 3 parts of pearl powder, 8 parts of nano silica, 5 parts of liquid crystal polymer, 11 parts of polystyrene, carbon
8 parts of sour calcium, 3 parts of titanium dioxide, 3 parts of zinc oxide, 2 parts of cobalt of sulphur cyanogen sodium；
The fireprotection layer is made of the raw material of following parts by weight: 14 parts of azo dicarbonamide, 5 parts of magnesium silicate, and nanometer titanium dioxide
5 parts of silicon, 8 parts of ammonium molybdate, 8 parts of schmigel, 15 parts of organic siliconresin, 3 parts of polysiloxanes, 12 parts of quartz, 22 parts of asbestos fibre element,
7 parts of aquamaine mountain flour, 1 part of zirconium diboride；
The door core protective layer with a thickness of 0.5mm, the thickness of the fireprotection layer is respectively 0.2mm.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of the technical program, should all be covered in the present invention
Scope of the claims in.
Claims (6)
1. a kind of marine fire door, which is characterized in that including door core, be set to the door core protective layer of a core outer surface and be set to
The fireprotection layer of door core protective layer outer surface, the door core protective layer are made of the raw material of following parts by weight: alumina silicate fibre 12-23
Part, 5-11 parts of glass fibre, 5-15 parts of acrylic resin, 1-3 parts of pearl powder, 3-8 parts of nano silica, liquid crystal polymer 3-
7 parts, 8-16 parts of polystyrene, 5-10 parts of calcium carbonate, 2-6 parts of titanium dioxide, 1-3 parts of zinc oxide, 1-5 parts of sodium cobalt of sulphur cyanogen；
The fireprotection layer is made of the raw material of following parts by weight: 10-20 parts of azo dicarbonamide, 2-7 parts of magnesium silicate, and nanometer titanium dioxide
1-5 parts of silicon, 3-10 parts of ammonium molybdate, 2-8 parts of schmigel, 10-20 parts of organic siliconresin, 1-3 parts of polysiloxanes, silica flour 5-12
Part, 16-25 parts of asbestos fibre element, 3-7 parts of aquamaine mountain flour, 1-5 parts of zirconium diboride.
2. a kind of marine fire door according to claim 1, it is characterised in that: the door core is made of solid wood material.
3. a kind of marine fire door according to claim 2, it is characterised in that: the door core protective layer is by following parts by weight
Raw material composition: 22 parts of alumina silicate fibre, 8 parts of glass fibre, 11 parts of acrylic resin, 1 part of pearl powder, nano silica 5
Part, 5 parts of liquid crystal polymer, 12 parts of polystyrene, 8 parts of calcium carbonate, 3 parts of titanium dioxide, 1 part of zinc oxide, 2 parts of cobalt of sulphur cyanogen sodium.
4. a kind of marine fire door according to claim 2, it is characterised in that: the fireprotection layer by following parts by weight original
Material composition: 18 parts of azo dicarbonamide, 6 parts of magnesium silicate, 3 parts of nano silica, 7 parts of ammonium molybdate, 5 parts of schmigel, organosilicon tree
15 parts of rouge, 3 parts of polysiloxanes, 10 parts of silica flour, 22 parts, 4 parts of aquamaine mountain flour, 3 parts of zirconium diboride of asbestos fibre element.
5. marine fire door described according to claim 1-any one of 4, which is characterized in that the thickness of the door core protective layer
Degree is 0.3mm-0.5mm.
6. marine fire door described according to claim 1-any one of 4, which is characterized in that the thickness of the fireprotection layer point
It Wei not 0.2mm-0.4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811567448.6A CN109488178A (en) | 2018-12-20 | 2018-12-20 | A kind of marine fire door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811567448.6A CN109488178A (en) | 2018-12-20 | 2018-12-20 | A kind of marine fire door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109488178A true CN109488178A (en) | 2019-03-19 |
Family
ID=65711200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811567448.6A Pending CN109488178A (en) | 2018-12-20 | 2018-12-20 | A kind of marine fire door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109488178A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012088407A1 (en) * | 2010-12-22 | 2012-06-28 | Masonite Corporation | Method of making annealed door skins and composite door assemblies, and related articles |
| US20120325399A1 (en) * | 2008-03-12 | 2012-12-27 | James Pfau | Impact resistant door skin, door including the same, and method of manufacturing an impact resistant door skin from a pre-formed door skin |
| CN107446394A (en) * | 2017-07-11 | 2017-12-08 | 顾裕忠 | A kind of fireproof coating |
| CN107762366A (en) * | 2017-11-07 | 2018-03-06 | 刘晓东 | Sound insulated fire door |
-
2018
- 2018-12-20 CN CN201811567448.6A patent/CN109488178A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120325399A1 (en) * | 2008-03-12 | 2012-12-27 | James Pfau | Impact resistant door skin, door including the same, and method of manufacturing an impact resistant door skin from a pre-formed door skin |
| WO2012088407A1 (en) * | 2010-12-22 | 2012-06-28 | Masonite Corporation | Method of making annealed door skins and composite door assemblies, and related articles |
| CN107446394A (en) * | 2017-07-11 | 2017-12-08 | 顾裕忠 | A kind of fireproof coating |
| CN107762366A (en) * | 2017-11-07 | 2018-03-06 | 刘晓东 | Sound insulated fire door |
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|---|---|---|---|
| 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 |
Application publication date: 20190319 |
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| RJ01 | Rejection of invention patent application after publication |