CN101275704A - Steel face type phenolic aldehyde heat preserving composite board and manufacturing method and application thereof - Google Patents
Steel face type phenolic aldehyde heat preserving composite board and manufacturing method and application thereof Download PDFInfo
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- CN101275704A CN101275704A CNA2008100710467A CN200810071046A CN101275704A CN 101275704 A CN101275704 A CN 101275704A CN A2008100710467 A CNA2008100710467 A CN A2008100710467A CN 200810071046 A CN200810071046 A CN 200810071046A CN 101275704 A CN101275704 A CN 101275704A
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Abstract
A steel face type phenolic aldehyde heat preservation composite board and the manufacturing method and application thereof relate to a warming plate, particularly a steel face type phenolic aldehyde heat preservation composite board and the manufacturing method and application thereof, which combines the advantages of the traditional galvanized sheet iron wind pipe and combined wind pipe, have good heat preservation effect, widely used in the pipe of the central air conditioner, such as the heat preservation work shop, the clean air condition house, the large exhibition hall, the gymnasium, the high-rise building, the high level villa, which are provided with an upper layer, a tackified layer, the phenol formaldehyde foam insulation layer and the metal lower layer. The tackified layer is arranged between the upper layer and the phenol formaldehyde foam insulation layer, the thickness of the upper layer is 0.1-0.5 mm, the thickness of the phenol formaldehyde foam insulation layer is 20-100mm, the thickness of the metal lower layer is 0.05-0.5 mm. The continuous production method or the batch production method is used.
Description
Technical field
The present invention relates to a class warming plate, especially relate to a class steel face type phenolic aldehyde heat preserving composite board and manufacture method and application.
Background technique
Ventilation duct is as the important component part of heating ventilation and air-conditioning system in the modern architecture, its material is along with continuous progress in science and technology develops, the kind of air-line system is also constantly upgraded, as: traditional galvanized sheet iron airduct, inorganic glass fibre reinforced plastic blast pipe, combined light thermal insulation wind pipe etc.Combined light thermal insulation wind pipe core has rock wool, extruded polystyrene board, phenol formaldehyde foam, polyurethane foam etc.Advantages such as heat-insulating property is good though compound rock wool has, appearance looks elegant, suction easily, exposed glass fibre is harmful, and the heat insulation effect relative mistake increases building weight; Then fireproof performance is poor for extruded polystyrene board, polyurethane foam airduct.Adopt plan strategies for people's such as scholar T.L.Satty analytic hierarchy process (AHP) of the U.S. composite pnenolic aldehyde foam airduct to be carried out the overall merit of overall performance, the composite pnenolic aldehyde foam airduct then has advantages such as thermal conductivity is low, fire-protection rating is high, easy construction, long service life, it is a class combined light thermal insulation wind pipe (reference: the 1. Zhu Wei people preferably at present, the performance evaluation of air conditioning wind pipe material and selection, Refrigeration ﹠ Air-Conditioning, 2003, (3): 64; 2. ten thousand Xiong Feng, the overall merit of several air-line systems commonly used of central air-conditioner, Chinese air conditioner refrigerating net; 3. Zheng Yi, phenolic materials air conditioner airduct be applied to economic performance comparative analysis, Chinese air conditioner refrigerating net).
Summary of the invention
The present invention is intended to damage easily at existing composite air duct surface, and is the easiest to be destroyed when especially building is interlocked construction; And shortcoming such as insufficient strength in the operation using process, providing a kind of combines traditional galvanized sheet iron airduct and the various advantages of composite air duct, high insulating effect can be widely used in being incubated Almightiness type steel face type phenolic aldehyde heat preserving composite board and the manufacture method and the application of field central air-conditioner ventilation ducts such as factory building, clean air conditioner room, large-scale Exhibition hall, gymnasium, tall building, senior villa.
Steel face type phenolic aldehyde heat preserving composite board of the present invention is provided with surface layer under steel face type upper layer, adhesion promoting layer, phenol formaldehyde foam thermal insulation layer and the metal.Adhesion promoting layer is located between steel face type upper layer and the phenol formaldehyde foam thermal insulation layer, and the thickness of steel face type upper layer is 0.1～0.5mm, and the thickness of phenol formaldehyde foam thermal insulation layer is 20～100mm, and the thickness of surface layer is 0.05～0.5mm under the metal.
The steel face type upper layer can adopt color steel, galvanized steel plain sheet, tinplate or corrosion resistant plate etc.
Adhesion promoting layer between steel face type upper layer and phenol formaldehyde foam thermal insulation layer can adopt materials such as fiberglass products and compound adhesive to constitute, and is used for improving the adhesion strength of phenolic aldehyde heat preserving foam and steel face type upper layer.Wherein fiberglass products can be selected at least a in glass fiber mat, fiberglass gridding cloth, fiberglass gridding composite felt, nonwovens, the aluminium foil series product etc. for use; Compound adhesive can be selected one or both the mixture in the glue such as butadiene-styrene latex, polyurethane adhesive, acrylate adhesive, butyl rubber, polyethylene be pure for use.
The phenol formaldehyde foam thermal insulation layer can adopt the phenolic aldehyde foam thermal insulation material layer of being made up of expandable phenolic resin, surface active agent, stabilizer, plasticizer, curing agent.Press mass ratio, the content of expandable phenolic resin, surface active agent, stabilizer, plasticizer and curing agent is expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: (1～5): (1～10): (1～15): (4～15).
Surface layer can adopt color steel, galvanized steel plain sheet, tinplate, corrosion resistant plate, aluminium sheet, aluminium foil, aluminum foil paper, aluminium foil fibre cloth or aluminizer metal coating surface layer etc. under the metal.
Steel face type phenolic aldehyde heat preserving composite board of the present invention can adopt following two kinds of methods preparation:
One, continuous working system may further comprise the steps:
1) compound to become the composite surface material standby with adhesion promoting layer and steel face type upper layer;
2) expandable phenolic resin, surface active agent, stabilizer, plasticizer, curing agent is deployed in proportion, adopt the composite sheet tinuous production, solidifying promptly gets steel face type phenolic aldehyde heat preserving composite board.
Be to utilize complex machine that steel face type upper layer material evenly is coated with the last layer compound adhesive wherein with adhesion promoting layer and the compound composite surface material that becomes of steel face type upper layer, the extremely sticking hand of baking oven baking through 70～80 ℃, be 220～300 ℃ with the incombustible glass fibre goods in temperature then, pressure is compound under the heating compression roller of 0.4～0.7MPa, compound after 160～220 ℃ of oven for drying compound plane materiel.
Expandable phenolic resin, surface active agent, stabilizer, plasticizer, curing agent is deployed in proportion, adopt the composite sheet tinuous production, the concrete steps of solidifying are: the mixture that contains expandable phenolic resin, surface active agent, stabilizer, plasticizer, curing agent that will be deployed in proportion heats post-foaming down at 50～80 ℃; Mixture is sprayed at compound plane materiel and down finalizes the design, promptly get product after the slaking, the demoulding through continuous production line equipment between the plane materiel (surface layer under the metal).
The phenol formaldehyde foam thermal insulation layer is to adopt expandable phenolic resin and certain amount of surfactant, stabilizer, plasticizer, curing agent to make.Press mass ratio, expandable phenolic resin: surface active agent: stabilizer: plasticizer=100: (1～5): (1～10): (1～15): (4～15).
Described surface active agent is universal surface active agents such as silicone oil, EL emulsifier, polysorbas20, Tween 80; Described stabilizer is the general stabilizers in market such as hydrocarbon blowing agents, 141b; Described plasticizer is little molecular chain auxiliary agents such as different molecular weight polyethylene glycol, polyvinyl alcohol; Curing agent can adopt commercial acids such as commercial sulphuric acid, phosphoric acid.
Two, Batch Process method may further comprise the steps:
1) fiberglass products with adhesion promoting layer is compounded in earlier on the phenol formaldehyde foam sheet material as surface material, and a wherein other surface layer is a surface layer under the metal;
2) with glue spraying or brushing in above-mentioned steps 1) on the fiberglass surfacing of goods, cold is to surface drying, and is compound with the roll-in of steel face type upper layer again, promptly gets steel face type phenolic aldehyde heat preserving composite board.
With the fiberglass products of adhesion promoting layer as the concrete steps that surface material is compounded in earlier on the phenol formaldehyde foam sheet material be: the mixture that contains expandable phenolic resin, surface active agent, stabilizer, plasticizer, curing agent that will be deployed in proportion heats post-foaming down in 50～80 ℃; Mixture is sprayed under surface material and the metal between the surface layer material through continuous production line equipment finalizes the design, promptly get prefabricated required phenol formaldehyde foam sheet material after the slaking, the demoulding.
Steel face type phenolic aldehyde heat preserving composite board of the present invention can be widely used in field central air-conditioner ventilation ducts such as making insulation factory building, clean air conditioner room, large-scale Exhibition hall, gymnasium, tall building, senior villa.
Steel face type phenolic aldehyde heat preserving composite board of the present invention, adopt surface layer under foam heat-insulation layer, steel face type upper layer, the metal and be located at the steel face type upper layer and the phenol formaldehyde foam thermal insulation layer between the adhesion promoting layer structure, so the heat insulating effect of airduct is good.During use the steel face type phenolic aldehyde heat preserving composite board material adopt identical with existing composite air duct cut, bonding, hvac duct that flange connects into the difformity size.Traditional iron sheet airduct heat insulating effect is poor, quality heavy; Damage easily in existing composite air duct surface, the easiest to be destroyed when especially building is interlocked construction; And shortcoming such as insufficient strength in the operation using process; And the invention provides a kind of Almightiness type composite air duct, it combines traditional galvanized sheet iron airduct and the various advantages of composite air duct, it is insulation in the iron sheet airduct, it is again the composite air duct that surmounts composite air duct, from truly having realized the composite effect of 1+1 〉=2, shorten the working life of air duct board.Therefore the present invention is except the shortcoming that overcomes traditional iron sheet airduct, the characteristics that its profile is firm have kept, simultaneously, also solved the problem that easily comes off between metal faced and the foam effectively, and the production of the air duct board of this structure realized production line continization once-through, and manufacturing efficiency improves greatly.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
Embodiment
Referring to Fig. 1, steel face type phenolic aldehyde heat preserving composite board of the present invention is provided with surface layer 4 under steel face type upper layer 1, adhesion promoting layer 2, phenol formaldehyde foam thermal insulation layer 3 and the metal.Adhesion promoting layer 2 is located between steel face type upper layer 1 and the phenol formaldehyde foam thermal insulation layer 3, and steel face type upper layer 1 thickness is 0.1～0.5mm, and phenol formaldehyde foam thermal insulation layer 3 thickness are 20～100mm, and the thickness of surface layer 4 is 0.05～0.5mm under the metal.
Steel face type upper layer 1 adopts color steel or galvanized steel plain sheet.Adhesion promoting layer adopts materials such as incombustible glass fibre goods and compound adhesive to constitute, and is used for improving the adhesion strength of phenolic aldehyde heat preserving foam and steel face type upper layer.Wherein the incombustible glass fibre goods are a kind of material or any two kinds (containing two kinds) the above compound body in incombustible glass fibre felt, incombustible glass fibre grid cloth, incombustible glass fibre grid composite felt, the fire-resisting type nonwovens; Compound adhesive is one or both the mixture in the glue such as butadiene-styrene latex, polyurethane adhesive, acrylate adhesive.
The phenol formaldehyde foam thermal insulation layer is to adopt expandable phenolic resin and certain amount of surfactant, stabilizer, plasticizer, curing agent etc. to make.Press mass ratio, expandable phenolic resin: surface active agent: stabilizer: plasticizer=100: (1～5): (1～10): (1～15): (4～15).
Described surface active agent is universal surface active agents such as silicone oil, EL emulsifier, polysorbas20, Tween 80; Described stabilizer is the general stabilizers in market such as hydrocarbon blowing agents, 141b; Described plasticizer is little molecular chain auxiliary agents such as different molecular weight polyethylene glycol, polyvinyl alcohol; Curing agent can adopt commercial acids such as commercial sulphuric acid, phosphoric acid.
Surface layer adopts galvanized steel plain sheet or aluminizer metal coating surface layer etc. under the metal.
Below provide manufacture process of the present invention.
Embodiment 1
The prefabricated thick galvanized steel plain sheet of the 0.1mm that has adhesion promoting layer entered in 80 ℃ the baking oven and carry out preheating, (expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: 1: 8: 5: 10) cast (guarantees that depth of foam is 20mm) thereon with the mixture that proportions after the preheating, and enter the composite insulation boards tinuous production with the aluminium foil as another surface layer and carry out foamed solidification, cut into the composite sheet and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the supply air duct of heavy construction central air-conditioner.
Surface active agent is a silicone oil, and stabilizer is 141b, and plasticizer is polyethyleneglycol, and curing agent is selected 10% sulfuric acid for use.
Embodiment 2
The thick tinplate plate of the prefabricated 0.5mm that has adhesion promoting layer entered in 80 ℃ the baking oven and carry out preheating, (expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: 2: 1: 8: 4) cast (guarantees that depth of foam is 20mm) thereon with the mixture that proportions after the preheating, and enter the composite insulation boards tinuous production with the aluminium sheet as another surface layer and carry out foamed solidification, cut into the composite sheet and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the supply air duct of heavy construction central air-conditioner.
Surface active agent is the EL emulsifier, and stabilizer is a hydrocarbon blowing agents, and plasticizer is polyethyleneglycol, and curing agent is selected 10% p-methyl benzenesulfonic acid for use.
Embodiment 3
The prefabricated thick color steel of the 0.15mm that has adhesion promoting layer entered in 80 ℃ the baking oven and carry out preheating, (expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: 3: 6: 7: 12) cast (guarantees that depth of foam is 20mm) thereon with the mixture that proportions after the preheating, and enter the composite insulation boards tinuous production with the aluminum foil paper as another surface layer and carry out foamed solidification, cut into the composite sheet and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the supply air duct of heavy construction central air-conditioner.
Surface active agent is a silicone oil, and stabilizer is 141b, and plasticizer is polyvinyl alcohol.Curing agent is selected 13% phosphoric acid for use.
Embodiment 4
The prefabricated thick corrosion resistant plate of the 0.2mm that has adhesion promoting layer entered in 80 ℃ the baking oven and carry out preheating, (expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: 5: 10: 10: 15) cast (guarantees that depth of foam is 20mm) thereon with the mixture that proportions after the preheating, and enter the composite insulation boards tinuous production with the galvanized steel plain sheet as another surface layer and carry out foamed solidification, cut into the composite sheet and the deburring packing of certain-length at last by specification requirement.This product uses as the air duct board of the supply air duct of heavy construction central air-conditioner.
Surface active agent is polysorbas20 or Tween 80, and stabilizer is 141b, and plasticizer is polyvinyl alcohol, and curing agent is selected 8% pyrovinic acid for use
Adopt steel face type phenolic aldehyde composite sheet of the present invention airduct of making and the comparison that has other airduct now referring to table 1.
Table 1
| Project | The airduct that steel face type phenolic aldehyde composite sheet of the present invention is made | Aluminium foil phenolic aldehyde composite air duct | The outer thermal insulation wind pipe of galvanized sheet iron | Glass wool airduct (interior band coating) |
| Insulation | Thermal insulation layer adopts phenol formaldehyde foam, thermal conductivity: 0.022W/m.k | Thermal insulation layer adopts phenol formaldehyde foam, thermal conductivity: 0.022W/m.k | Thermal insulation layer adopts glass fibre, and thermal insulation property is poor, thermal conductivity: 0.045 W/m.k | Thermal insulation layer adopts glass fibre, good heat insulating, thermal conductivity: 0.033W/m.k |
| Life-span | Shock-resistant and collision, cracky not; Anticorrosive and aging good, reach working life more than 30 years. | More not anti-collision, cracky; Corrosion-resistant, ageing resistance is good, reaches working life more than 20 years. | The easy-to-rust perforation, the life-span short (5-6 may reveal, and the life-span only is about 10 years) | The paperback aluminum foil protection, intensity difference often lost efficacy because of delamination makes airduct. |
| Health | No freon is made stabilizer, and the gas that overflows of burning is nontoxic, and internal surface is aluminium foil, clean light. | No freon is made stabilizer, and the gas that burning is overflowed is nontoxic, and two-sided clad aluminum foil, clean light. | The thermal insulation layer fibrous structure has glass fibre to come off, and easily get rusty in the air channel, breed bacteria. | Glass fibre easily comes off, and breed bacteria is harmful easily. |
| Weight | Panel weight: 2.8kg/m 2(20mm is thick) hangs, supports that conveniently the building load is low. | Panel weight: 1.4kg/m 2(20mm is thick) hangs, supports that conveniently the building load is low. | Panel weight: 8kg/m 2, to hang, the supporting structure heaviness, the building load increases. | Panel weight: 2kg/m 2, hang, support conveniently. |
| Water absorption rate | Sandwich layer thermal insulating material water absorption rate＜0.2% | Thermal insulating material water absorption rate＜0.2% | The thermal insulating material water absorption rate is high | Water absorption rate is high, and the distortion of suction back is risen and split |
| Noise reduction | Soundproof effect is obvious, not the transmitting vibrations noise | Soundproof effect is obvious, not the transmitting vibrations noise | No sound-absorbing effect | Can absorb noise |
| Connect | Adopt unique plastic-aluminum combined flange to connect, novel structure, good seal performance, no coagulated dew, fire prevention | The PVC flange connects, good seal performance, no coagulated dew. | Flange connects, and easily reveals, and insulation difficult treatment in joint often has condensation | Socket connects, novel structure, and sealing joint is poor, easily breaks away from. |
| Water occurs. | ||||
| Install | It is convenient to install, and short construction period has only 1/5 of traditional galvanized sheet iron airduct, the on-the-spot change easily; Be equivalent to insulation in the iron sheet airduct. | It is convenient to install, and short construction period has only 1/5 of traditional galvanized sheet iron airduct, the on-the-spot change easily. | Complexity is installed, long construction period, the on-the-spot difficulty of changing. | It is convenient to install, short construction period, the on-the-spot change conveniently. |
| Effect is installed | Have the advantage of composite air duct and iron sheet airduct concurrently, brightly adorn attractive in appearancely, concealed installation can improve ceiling height, space availability ratio height to greatest extent. | Brightly adorn attractive in appearancely, concealed installation can improve ceiling height, space availability ratio height to greatest extent. | Bright dress weak effect, concealed installation takies than large space, and space availability ratio is low. | Bright dress is general, and concealed installation can improve ceiling height, space availability ratio height to greatest extent. |
| Fire prevention | Do not fire and anti-combustion, meet the requirement of GB17428-1998 standard, under 750 ℃ of Fire Ventilation situations, fire-resistant limitation reaches 1.5 hours, can guarantee the personnel escape to greatest extent! | Do not fire the A level, the gas that burning discharges is nontoxic. | Select different insulation materials for use, the flame retardant effect difference. | Thermal insulating material is not for firing the A level |
| Use | Having all advantages of composite air duct and iron sheet airduct concurrently, is composite air duct, is equivalent to traditional iron sheet airduct internal insulation structure again, with the two ingenious combining, is best air conditioning wind pipe system! | The place that can be widely used in industrial building, civil building, boats and ships, hospital, bathroom and other specific (special) requirements. | The tradition airduct is widely used, but high humidity environment is short working life. | The not high place of fitness for purpose, basement etc. have dustproof requirement and high humility place not to use. |
| The special application | Adpting flange could be directly used in outdoor air conduit after the further sun-proof processing of waterproof! | Can not be used for outdoor air conduit! | Can not be used for outdoor air conduit! | Can not be used for outdoor air conduit! |
Claims (10)
1. steel face type phenolic aldehyde heat preserving composite board, it is characterized in that being provided with surface layer under steel face type upper layer, adhesion promoting layer, phenol formaldehyde foam thermal insulation layer and the metal, adhesion promoting layer is located between steel face type upper layer and the phenol formaldehyde foam thermal insulation layer, steel face type upper layer thickness is 0.1～0.5mm, the phenol formaldehyde foam insulation layer thickness is 20～100mm, and the thickness of surface layer is 0.05～0.5mm under the metal.
2. steel face type phenolic aldehyde heat preserving composite board as claimed in claim 1 is characterized in that the steel face type upper layer is color steel, galvanized steel plain sheet, tinplate or corrosion resistant plate.
3. steel face type phenolic aldehyde heat preserving composite board as claimed in claim 1, it is characterized in that adhesion promoting layer is that fiberglass products and compound adhesive constitute, wherein fiberglass products is at least a in glass fiber mat, fiberglass gridding cloth, fiberglass gridding composite felt, nonwovens, the aluminium foil series product; Compound adhesive is one or both the mixture in butadiene-styrene latex, polyurethane adhesive, the acrylate adhesive glue.
4. steel face type phenolic aldehyde heat preserving composite board as claimed in claim 1, it is characterized in that the phenol formaldehyde foam thermal insulation layer is made up of expandable phenolic resin, surface active agent, stabilizer, plasticizer and curing agent, press mass ratio, the content of expandable phenolic resin, surface active agent, stabilizer, plasticizer and curing agent is expandable phenolic resin: surface active agent: stabilizer: plasticizer: curing agent=100: (1～5): (1～10): (1～15): (4～15).
5. steel face type phenolic aldehyde heat preserving composite board as claimed in claim 4 is characterized in that described surface active agent is silicone oil, EL emulsifier, polysorbas20, Tween 80; Described stabilizer is hydrocarbon blowing agents or 141b; Described plasticizer is the little molecular chain auxiliary agent of different molecular weight polyethylene glycol, polyvinyl alcohol; Curing agent is commercial sulphuric acid or phosphoric acid.
6. steel face type phenolic aldehyde heat preserving composite board as claimed in claim 1 is characterized in that surface layer is color steel, galvanized steel plain sheet, tinplate, corrosion resistant plate, aluminium foil, aluminum foil paper, aluminium sheet or aluminizer metal coating surface layer under the metal.
7. the manufacture method of steel face type phenolic aldehyde heat preserving composite board as claimed in claim 1 is characterized in that may further comprise the steps:
1) compound to become the composite surface material standby with adhesion promoting layer and steel face type upper layer;
2) expandable phenolic resin, surface active agent, stabilizer, plasticizer, curing agent is deployed in proportion, adopt the composite sheet tinuous production, solidifying promptly gets steel face type phenolic aldehyde heat preserving composite board.
8. the manufacture method of steel face type phenolic aldehyde heat preserving composite board as claimed in claim 7, it is characterized in that described is to utilize complex machine that steel face type upper layer material evenly is coated with the last layer compound adhesive with adhesion promoting layer and the compound composite surface material that becomes of steel face type upper layer, the extremely sticking hand of baking oven baking through 70～80 ℃, be 220～300 ℃ with the incombustible glass fibre goods in temperature then, pressure is compound under the heating compression roller of 0.4～0.7MPa, compound after 160～220 ℃ of oven for drying compound plane materiel.
9. the manufacture method of steel face type phenolic aldehyde heat preserving composite board as claimed in claim 1 is characterized in that may further comprise the steps:
1) fiberglass products with adhesion promoting layer is compounded in earlier on the phenol formaldehyde foam sheet material as surface material, and a wherein other surface layer is a surface layer under the metal;
2) with glue spraying or brushing in above-mentioned steps 1) on the fiberglass surfacing of goods, cold is to surface drying, and is compound with the roll-in of steel face type upper layer again, promptly gets steel face type phenolic aldehyde heat preserving composite board.
10. the application of steel face type phenolic aldehyde heat preserving composite board as claimed in claim 1 in making insulation factory building, clean air conditioner room, large-scale Exhibition hall, gymnasium, tall building, senior villa central air-conditioner ventilation duct.
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| CN2008100710467A CN101275704B (en) | 2008-05-13 | 2008-05-13 | Steel face type phenolic aldehyde heat preserving composite board and manufacturing method and application thereof |
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| CN2008100710467A CN101275704B (en) | 2008-05-13 | 2008-05-13 | Steel face type phenolic aldehyde heat preserving composite board and manufacturing method and application thereof |
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| CN101275704A true CN101275704A (en) | 2008-10-01 |
| CN101275704B CN101275704B (en) | 2010-07-28 |
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| CN101974946A (en) * | 2010-10-09 | 2011-02-16 | 上海一金节能科技有限公司 | Grid reinforcing rib phenolic aldehyde plate |
| CN102359197A (en) * | 2011-10-31 | 2012-02-22 | 湘潭方棱聚氨酯机器有限公司 | Pouring type rigid polyurethane foam heat insulation composite board production line |
| CN102454228A (en) * | 2010-10-19 | 2012-05-16 | 叶福春 | Composite phenolic aldehyde heat insulation plate |
| CN101769038B (en) * | 2010-01-06 | 2012-05-30 | 谢建军 | Color steel sandwich panel and preparation method thereof |
| CN102996915A (en) * | 2012-11-16 | 2013-03-27 | 滕州市华海新型保温材料有限公司 | Metal face type phenolic aldehyde composite air hose plate and production method thereof |
| CN103104786A (en) * | 2013-02-11 | 2013-05-15 | 中国能源建设集团山西省电力勘测设计院 | Single face baffle fixing support arranged on 200 DEG C overhead heat supply pipeline and used for preventing heat bridge from transferring heat |
| CN103104789A (en) * | 2013-02-11 | 2013-05-15 | 中国能源建设集团山西省电力勘测设计院 | Single face baffle fixing support arranged on 350 DEG C overhead heat supply pipeline and used for preventing heat bridge from transferring heat |
| CN103115221A (en) * | 2013-02-11 | 2013-05-22 | 中国能源建设集团山西省电力勘测设计院 | High-strength and heat-insulation novolac epoxy resin composition board |
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| CN104044306A (en) * | 2013-03-14 | 2014-09-17 | 上海昊海化工有限公司 | Surface bonding strength enhanced phenolic foam composite thermal insulation plate prepared by continuous method |
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| CN101769038B (en) * | 2010-01-06 | 2012-05-30 | 谢建军 | Color steel sandwich panel and preparation method thereof |
| CN101974946A (en) * | 2010-10-09 | 2011-02-16 | 上海一金节能科技有限公司 | Grid reinforcing rib phenolic aldehyde plate |
| CN102454228A (en) * | 2010-10-19 | 2012-05-16 | 叶福春 | Composite phenolic aldehyde heat insulation plate |
| CN102359197A (en) * | 2011-10-31 | 2012-02-22 | 湘潭方棱聚氨酯机器有限公司 | Pouring type rigid polyurethane foam heat insulation composite board production line |
| CN103373020A (en) * | 2012-04-20 | 2013-10-30 | 天津盛恒达轻工制品有限公司 | Novel pipeline flame-retardant sound absorbing material and preparation method thereof |
| CN102996915A (en) * | 2012-11-16 | 2013-03-27 | 滕州市华海新型保温材料有限公司 | Metal face type phenolic aldehyde composite air hose plate and production method thereof |
| CN103104789A (en) * | 2013-02-11 | 2013-05-15 | 中国能源建设集团山西省电力勘测设计院 | Single face baffle fixing support arranged on 350 DEG C overhead heat supply pipeline and used for preventing heat bridge from transferring heat |
| CN103115221A (en) * | 2013-02-11 | 2013-05-22 | 中国能源建设集团山西省电力勘测设计院 | High-strength and heat-insulation novolac epoxy resin composition board |
| CN103104786A (en) * | 2013-02-11 | 2013-05-15 | 中国能源建设集团山西省电力勘测设计院 | Single face baffle fixing support arranged on 200 DEG C overhead heat supply pipeline and used for preventing heat bridge from transferring heat |
| CN104044306A (en) * | 2013-03-14 | 2014-09-17 | 上海昊海化工有限公司 | Surface bonding strength enhanced phenolic foam composite thermal insulation plate prepared by continuous method |
| CN104213688A (en) * | 2013-05-29 | 2014-12-17 | 钟祥鼎茂科技有限公司 | Production method for environment-friendly inflaming retarding and heat insulation light color steel composite plate |
| CN104213688B (en) * | 2013-05-29 | 2017-03-15 | 钟祥鼎茂科技有限公司 | The production method of environmental-protection flame-retardant heat-insulation light color-steel composite board |
| CN111906987A (en) * | 2020-07-25 | 2020-11-10 | 济南建诚新型保温材料有限公司 | Polyurethane insulation board and production line thereof |
| CN111906987B (en) * | 2020-07-25 | 2021-10-22 | 济南建诚新型保温材料有限公司 | Polyurethane insulation board and production line thereof |
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