CN100348400C - Colour steel plate with sandwich of semi-hard polyurethane foam plastic and its production process - Google Patents
Colour steel plate with sandwich of semi-hard polyurethane foam plastic and its production process Download PDFInfo
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- CN100348400C CN100348400C CNB2004100895910A CN200410089591A CN100348400C CN 100348400 C CN100348400 C CN 100348400C CN B2004100895910 A CNB2004100895910 A CN B2004100895910A CN 200410089591 A CN200410089591 A CN 200410089591A CN 100348400 C CN100348400 C CN 100348400C
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- polyurethane foam
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- hard polyurethane
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- foam plastic
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Abstract
The present invention discloses a production method for colored steel plates using semirigid polyurethane foam plastics as a clamping core. The present invention comprises a mould of which the circumference is sealed; a colored steel plate is arranged on the upper surface of the mould; a colored steel plate, a plastic plate or a wood-based plate is arranged on the lower surface of the mould; the semirigid polyurethane foam plastics is poured into the mould and then naturally cooled; the semirigid polyurethane foam plastics is formed by that 100 weight portions of polyether polyol and 10 to 300 weight portions of isocyanate are uniformly stirred and synthesized; the polyether polyol is the polyether polyol with the same hydroxyl value or the mixture of polyether polyol with more than two different hydroxyl values. The present invention also discloses colored steel plates produced by the method. The production method of the present invention has the advantage of simple manufacturing process, and colored steel sandwich plates produced by using the semirigid polyurethane foam plastics as core material have the advantages of favorable buckling strength and certain compression resilience.
Description
Technical field
The present invention relates to a kind of chromatic steel sandwich plate and production method thereof, particularly a kind of is the chromatic steel sandwich plate and the production method thereof of core with the semi-hard polyurethane foam plastic.
Background technology
With rock wool and foamed plastics is the chromatic steel sandwich plate of core, has physical property and shearing resistance mechanical properties preferably such as good heat-insulation and heat-preservation, protection against the tide, also has quick and easy for installation, handsome in appearance, high-strength light, an advantage such as ability to bear is strong, span is big.Thereby in recent years, be subjected to welcoming widely, be widely used in the buildings such as factory building, warehouse and sports center.The use of color steel that wherein with the polymeric foamed material is sandwich sheet is the most extensive, and the polymeric foamed material that is used for color steel at present is mainly the polystyrene foam battenboard, and also having with the RPUF is the chromatic steel sandwich plate of core.The patent No. is 02108278.2 to disclose a kind of colour steel-phenolic aldehyde foamed plastics sandwich composite board and production technology thereof.Employed polymeric foamed material all has higher intensity and heat-proof quality in the above-mentioned three class color steels; But they are hard macromolecule foamed plastics, elongation at break low (usually≤5%), and flexible brittle failure does not possess compression resilience substantially.
Summary of the invention
At problems of the prior art, the invention provides a kind of is the chromatic steel sandwich plate and the production method thereof of core with the semi-hard polyurethane foam plastic that possesses compression resilience and good flexural strength.
The present invention is for reaching above purpose, be to realize by such technical scheme: providing a kind of is the production method of the color steel of sandwich with the semi-hard polyurethane foam plastic, the mould of sealing around comprising one, upper surface at mould is placed a color steel, lower surface at mould is placed color steel, plastic plate or a wood based panel, semi-hard polyurethane foam plastic is poured in the mould, then cooling naturally; Described semi-hard polyurethane foam plastic is that the isocyanates by the PPG that comprises 100 parts (weight portions) and 10～300 parts evenly stirs, carries out the synthetic reaction gained, and PPG is the mixture with the PPG of a kind of PPG of hydroxyl value or two kinds, two or more different hydroxyl values.
The hydroxyl value scope of PPG be 1mgKOH to 1000mgKOH, preferred hydroxyl value scope be 50mgKOH to 700mgKOH, best hydroxyl value scope is that 100mgKOH is to 300mgKOH.
Isocyanates is one or both the mixture in vulcabond, the polyisocyanates, and vulcabond and polyisocyanates are aromatic series, aliphatic, aromatic ester family or alicyclic isocyanates.
Also added at least a in 3～10 parts catalyst, 0～80 part blowing agent, 0～10 part foam pore-creating agent, 0～10 part foam stabiliser, 0～50 part the fire retardant in the synthetic reaction of semi-hard polyurethane foam plastic; Catalyst is at least a in organic amine compound, the organo-metallic compound; Blowing agent is at least a in water, the low boiling organic compound; The foam pore-creating agent be organo-silicon compound, long-chain fatty alcohol, PEO, PPOX at least a; Foam stabiliser is silicone based foam stabiliser.
Vulcabond is a toluene di-isocyanate(TDI), 4,4 '-diphenyl diisocyanate, the polymethylene polyphenyl vulcabond, XDI, naphthalene-1, the 5-vulcabond, tetramethylxylylene diisocyanate, hexamethylene diisocyanate, 2,6-vulcabond methyl caproate, dimer (fatty acid) yl diisocyanate, diethyl fumarate diisocyanate, 2,2,4-trimethyl hexamethylene diisocyanate, IPDI, Methylcyclohexyl diisocyanate, or at least a in the dicyclohexyl methyl hydride diisocyanate.
Can adopt the batch (-type) mode of a plate of once-cast or the serialization mode of continuous pouring to produce.
The present invention provides also that a kind of what produce according to above-mentioned each method is the color steel of sandwich with the semi-hard polyurethane foam plastic, with the color steel is top panel, with color steel, plastic plate or wood based panel is lower panel, semi-hard polyurethane foam plastic is set between upper and lower panel, and semi-hard polyurethane foam plastic is all fixedlyed connected with top panel, lower panel; Described semi-hard polyurethane foam plastic is the formed polymeric material of the even stirring reaction of isocyanates by the PPG that comprises 100 parts (weight portions) and 10～300 parts.
Production method technology of the present invention is simple, and as the semi-hard polyurethane foam plastic of middle filler, only need be stirred its component raw material simply and promptly can be used to cast, also need not upper and lower panel is preheated simultaneously; Therefore can omit the heater in the process equipment, further reduce production costs.With the inventive method production is the chromatic steel sandwich plate of core with the semi-hard polyurethane foam plastic, except having the high strength and the heat-proof quality of commodity polymer foamed plastics battenboard concurrently, also have good flexural strength and certain compression resilience simultaneously, its elongation at break can be up to 120%, tearing strength can reach 1.5KN/m, rebound degree 〉=20% show tangible pliability, so combination property is better.Chromatic steel sandwich plate of the present invention all has remarkable advantages in accumulating, installation and use.
The specific embodiment
Embodiment 1: select organic amine compound as catalyst, silicone based foam stabiliser, water and low boiling organic compound are as blowing agent, and polymethylene multi-phenenyl isocyanate is as isocyanates.
With 100 parts of PPGs (hydroxyl value is 150mgKOH), 3 parts of triethylene diamine catalyst, 3 parts of silico-carbo of bonding foam stabilisers, 15 parts of F11 blowing agents, 2 parts in water and polymethylene multi-phenenyl isocyanate fill a part stirring for 100 parts, mix, being poured into upper and lower surface rapidly is color steel, all around in the color steel mould with the plastic tape sealing.Question response finishes, and chromatic steel sandwich plate is finished product after cooling off fully.The density of sandwich semi-hard polyurethane foam plastic is 40kg/m
3, tearing toughness 800N/m, elongation at break 50%.
Embodiment 2: select organic amine compound as catalyst, PPOX is as the foam pore-creating agent, silicone based foam stabiliser, water and low boiling organic compound are as blowing agent, and polymethylene multi-phenenyl isocyanate and Methylcyclohexyl diisocyanate are as isocyanates.
With 50 parts of PPGs (hydroxyl value is 200mgKOH), 50 parts of PPGs (hydroxyl value is 500mgKOH), N, 4 parts of N-dimethyl cyclohexylamine catalysts, 3 parts of silicon-oxygen of bonding foam stabiliser, 20 parts of 141b blowing agents, 1 part in water, the alkane pore-creating agent is 3 parts in the poly-epoxy, totally 120 parts (wherein polymethylene multi-phenenyl isocyanate is 70 parts for 2 parts of halogen-type fire retardants, polymethylene multi-phenenyl isocyanate and Methylcyclohexyl diisocyanate, 50 parts of Methylcyclohexyl diisocyanates) fill a part stirring, mix, being poured into upper and lower surface rapidly is color steel, all around in the color steel mould with the plastic tape sealing.Question response finishes, and chromatic steel sandwich plate is finished product after cooling off fully.The density of sandwich semi-hard polyurethane foam plastic is 45kg/m
3, tearing toughness 700N/m, elongation at break 120%.
Embodiment 3: with 50 parts of PPGs (hydroxyl value is 200mgKOH), 30 parts of PPGs (hydroxyl value is 500mgKOH), 20 parts of PPGs (hydroxyl value is 700mgKOH), N, 2 parts of N-dimethyl cyclohexylamine catalysts, 2 parts of triethylene diamine catalyst, 3 parts of silico-carbo of bonding foam stabilisers, 10 parts of pentane foaming agents, 1 part in water, the PEO pore-creating agent fills a part stirring for 3 parts, after mixing, among the airtight storage tank A that packs into.4,4 '-diphenyl diisocyanate and polymethylene multi-phenenyl isocyanate are stored among the storage tank B.A, B storage filling is connected on the polyurethane foaming machine, starts foaming machine, A jar raw material and B jar raw material (weight ratio is 100: 110) are filled part mix also continuous pouring in the color steel mould that moves with conveyer belt.The upper surface of this mould is placed a color steel, and the lower surface of mould is placed a plastic plate, seals with plastic tape all around.Cooled chromatic steel sandwich plate is finished product after cutting.The density of sandwich semi-hard polyurethane foam plastic is 60kg/m
3, tearing toughness 1.4KN/m, elongation at break 20%.
Embodiment 4: with 50 parts of PPGs (hydroxyl value is 200mgKOH), 30 parts of PPGs (hydroxyl value is 500mgKOH), 20 parts of PPGs (hydroxyl value is 700mgKOH), 2,4,4 parts of 6-three-(dimethylamino methyl) phenol catalyst, 3 parts of silico-carbo of bonding foam stabilisers, 25 parts of pentane foaming agents, 1 part in water, organophosphorous fire retardant fills a part stirring for 3 parts, after mixing, among the airtight storage tank A that packs into.Polymethylene multi-phenenyl isocyanate and hexamethylene diisocyanate are stored among the storage tank B.A, B storage filling is connected on the polyurethane foaming machine, starts foaming machine, A jar raw material and B jar raw material (weight ratio is 100: 110) are filled part mix also continuous pouring in the color steel mould that moves with conveyer belt.A color steel is respectively placed on the upper and lower surface of this mould, seals with plastic tape all around.Cooled chromatic steel sandwich plate is finished product after cutting.The density of sandwich semi-hard polyurethane foam plastic is 30kg/m
3, tearing toughness 300N/m, elongation at break 60%.
Embodiment 5: with N, the N-dimethyl cyclohexylamine catalyst makes 10 parts into for 4 parts, and silicon-oxygen of bonding foam stabiliser makes 9 parts into for 3 parts, and the halogen-type fire retardant makes 25 parts into for 2 parts, and all the other are with embodiment 2.The density of sandwich semi-hard polyurethane foam plastic is 80kg/m
3, tearing toughness 1.2KN/m, elongation at break 90%.
Embodiment 6: with polymethylene multi-phenenyl isocyanate and Methylcyclohexyl diisocyanate totally 120 parts make 280 parts (wherein 200 parts of polymethylene multi-phenenyl isocyanates, 80 parts of Methylcyclohexyl diisocyanates) into, the halogen-type fire retardant makes 45 parts into for 2 parts, and all the other are with embodiment 2.The density of sandwich semi-hard polyurethane foam plastic is 40kg/m
3, tearing toughness 1.5KN/m, elongation at break 20%.
Embodiment 7: make 10 parts of pentane foaming agents into 30 parts, remove 1 part in water, make 3 parts of PEO pore-creating agents into 9 parts; All the other are with embodiment 3.The density of sandwich semi-hard polyurethane foam plastic is 40kg/m
3, tearing toughness 1.1KN/m, elongation at break 50%.
Embodiment 8: remove 10 parts of pentane foaming agents, make 1 part in water into 75 parts, all the other are with embodiment 3.The density of sandwich semi-hard polyurethane foam plastic is 15kg/m
3, tearing toughness 900N/m, elongation at break 60%.
Embodiment 9: 3 parts of PPOX pore-creating agents are made into each 3 parts of the pore-creating agents of pore-creating agent, the PEO of PPOX, all the other are with embodiment 2.The density of sandwich semi-hard polyurethane foam plastic is 40kg/m
3, tearing toughness 800N/m, elongation at break 50%.
Embodiment 10: with the hydroxyl value of PPG is that 150mgKOH makes 300mgKOH into, and all the other are with embodiment 1.The density of sandwich semi-hard polyurethane foam plastic is 45kg/m
3, tearing toughness 500N/m, elongation at break 120%.
Embodiment 11: make 100 parts of polymethylene multi-phenenyl isocyanates into 30 parts, all the other are with embodiment 1.The density of sandwich semi-hard polyurethane foam plastic is 53kg/m
3, tearing toughness 1100N/m, elongation at break 120%.
Embodiment 12: with the hydroxyl value of PPG is that 150mgKOH makes 100mgKOH into, and all the other are with embodiment 1.The density of sandwich semi-hard polyurethane foam plastic is 45kg/m
3, tearing toughness 700N/m, elongation at break 45%.
Embodiment 12: with the hydroxyl value of PPG is that 150mgKOH makes 50mgKOH into, and all the other are with embodiment 1.The density of sandwich semi-hard polyurethane foam plastic is 38kg/m
3, tearing toughness 650N/m, elongation at break 45%.
At last, it is also to be noted that what more than enumerate only is several specific embodiments of the present invention.Obviously, the invention is not restricted to above embodiment, many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (8)
1, a kind of is the production method of the color steel of sandwich with the semi-hard polyurethane foam plastic, the mould of sealing around comprising one, upper surface at described mould is placed a color steel, lower surface at described mould is placed color steel, plastic plate or a wood based panel, it is characterized in that: semi-hard polyurethane foam plastic is poured in the described mould, then cooling naturally; Described semi-hard polyurethane foam plastic is that the isocyanates by the PPG that comprises 100 parts (weight portions) and 10～300 parts evenly stirs, carries out the synthetic reaction gained, and described PPG is the mixture with the PPG of a kind of PPG of hydroxyl value or two kinds, two or more different hydroxyl values.
2, according to claim 1 is the production method of the color steel of sandwich with the semi-hard polyurethane foam plastic, it is characterized in that: the hydroxyl value scope of described PPG is that 1mgKOH is to 1000mgKOH.
3, according to claim 2 is the production method of the color steel of sandwich with the semi-hard polyurethane foam plastic, it is characterized in that: the hydroxyl value scope of described PPG is that 50mgKOH is to 700mgKOH.
4, according to claim 3 is the production method of the color steel of sandwich with the semi-hard polyurethane foam plastic, it is characterized in that: the hydroxyl value scope of described PPG is that 100mgKOH is to 300mgKOH.
5, according to claim 2 or 3 or 4 described be the production method of the color steel of sandwich with the semi-hard polyurethane foam plastic, it is characterized in that: described isocyanates is one or both the mixture in vulcabond, the polyisocyanates, and described vulcabond and polyisocyanates are aromatic series, aliphatic, aromatic ester family or alicyclic isocyanates.
6, according to claim 5 is the production method of the color steel of sandwich with the semi-hard polyurethane foam plastic, it is characterized in that: also added at least a in 3～10 parts catalyst, 0～80 part blowing agent, 0～10 part foam pore-creating agent, 0～10 part foam stabiliser, 0～50 part the fire retardant in the synthetic reaction of described semi-hard polyurethane foam plastic; Described catalyst is at least a in organic amine compound, the organo-metallic compound; Described blowing agent is at least a in water, the low boiling organic compound; Described foam pore-creating agent be organo-silicon compound, long-chain fatty alcohol, PEO, PPOX at least a; Described foam stabiliser is silicone based foam stabiliser.
7, according to claim 6 is the production method of the color steel of sandwich with the semi-hard polyurethane foam plastic, it is characterized in that: described vulcabond is a toluene di-isocyanate(TDI), 4,4 '-diphenyl diisocyanate, the polymethylene polyphenyl vulcabond, XDI, naphthalene-1, the 5-vulcabond, tetramethylxylylene diisocyanate, hexamethylene diisocyanate, 2,6-vulcabond methyl caproate, dimer (fatty acid) yl diisocyanate, diethyl fumarate diisocyanate, 2,2,4-trimethyl hexamethylene diisocyanate, IPDI, Methylcyclohexyl diisocyanate, or at least a in the dicyclohexyl methyl hydride diisocyanate.
8, according to claim 7 is the production method of the color steel of sandwich with the semi-hard polyurethane foam plastic, it is characterized in that: adopt the batch (-type) mode of a plate of once-cast or the serialization mode of continuous pouring to produce.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100895910A CN100348400C (en) | 2004-12-15 | 2004-12-15 | Colour steel plate with sandwich of semi-hard polyurethane foam plastic and its production process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100895910A CN100348400C (en) | 2004-12-15 | 2004-12-15 | Colour steel plate with sandwich of semi-hard polyurethane foam plastic and its production process |
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| Publication Number | Publication Date |
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| CN1623752A CN1623752A (en) | 2005-06-08 |
| CN100348400C true CN100348400C (en) | 2007-11-14 |
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| CNB2004100895910A Expired - Fee Related CN100348400C (en) | 2004-12-15 | 2004-12-15 | Colour steel plate with sandwich of semi-hard polyurethane foam plastic and its production process |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100761903B1 (en) * | 2006-05-01 | 2007-09-28 | 김영희 | Method for manufacturing high corrosion-resistant color steel materials |
| CN101831268B (en) * | 2010-03-24 | 2011-12-14 | 山东东大聚合物股份有限公司 | Double-component environmental-protection polyurethane adhesive for rock wool color steel sandwich panels by continuous process and preparation method thereof |
| CN102796239B (en) * | 2011-05-26 | 2014-04-09 | 苏州井上高分子新材料有限公司 | Semi-rigid polyurethane foam |
| CN102322114A (en) * | 2011-06-22 | 2012-01-18 | 池健忠 | Capping type corrugation sandwiched plate |
| CN103831923A (en) * | 2012-11-23 | 2014-06-04 | 上海昊海化工有限公司 | Composite polyurethane foam plate |
| CN103321347A (en) * | 2013-06-28 | 2013-09-25 | 浙江月宫冷链设备有限公司 | Store plate for air-conditioned cold store |
| CN105199067A (en) * | 2015-09-21 | 2015-12-30 | 东港市华瑞彩钢有限公司 | Method for producing polyurethane foam |
| CN108656647A (en) * | 2018-04-10 | 2018-10-16 | 安徽宏志建材科技有限公司 | A kind of Composite Sandwich Plates and its manufacturing method |
| CN111720016A (en) * | 2020-06-28 | 2020-09-29 | 天津瑞丰橡塑制品有限公司 | Passive door and window heat insulator and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1142513A (en) * | 1995-03-14 | 1997-02-12 | 三菱化成陶氏株式会社 | Process for preparing open-cellular rigid polyurethane foam |
| CN2315207Y (en) * | 1997-04-24 | 1999-04-21 | 北京市公路局第二工程施工处 | Lifting type movable kitchen |
| CN2387245Y (en) * | 1999-07-23 | 2000-07-12 | 湖南省保安工具设备厂 | Anti-theft door |
-
2004
- 2004-12-15 CN CNB2004100895910A patent/CN100348400C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1142513A (en) * | 1995-03-14 | 1997-02-12 | 三菱化成陶氏株式会社 | Process for preparing open-cellular rigid polyurethane foam |
| CN2315207Y (en) * | 1997-04-24 | 1999-04-21 | 北京市公路局第二工程施工处 | Lifting type movable kitchen |
| CN2387245Y (en) * | 1999-07-23 | 2000-07-12 | 湖南省保安工具设备厂 | Anti-theft door |
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| CN1623752A (en) | 2005-06-08 |
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