CN203594169U - Polyisocyanurate-modified polyurethane roof waterproof thermal-insulation board - Google Patents
Polyisocyanurate-modified polyurethane roof waterproof thermal-insulation board Download PDFInfo
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- CN203594169U CN203594169U CN201320645082.6U CN201320645082U CN203594169U CN 203594169 U CN203594169 U CN 203594169U CN 201320645082 U CN201320645082 U CN 201320645082U CN 203594169 U CN203594169 U CN 203594169U
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- board
- modified polyurethane
- polyisocyanurate
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Abstract
A polyisocyanurate-modified polyurethane roof waterproof thermal-insulation board is composed of upper and lower metal surface layers and a polyisocyanurate-modified polyurethane foaming plastic layer. The metal surface layers are laminated into a flat plate shape and a ridge shape respectively. The board of the utility model has a high strength and adopts a concealed buckle type lap joint method. The board is waterproof and attractive, and is convenient to install, easy to construct, and short in period. The core material of the board is better in thermal insulation and flame retardance effect and completely meets B1 level standard. Moreover, the board is excellent in weather resistance and high in size stability.
Description
Technical field
The utility model belongs to building energy-saving heat-insulating material field, relates to a kind of poly-isocyanurate modified polyurethane (PIR) water-proof heat-insulating slab for roof.
Background technology
Polyurethane foam plastics coefficient of thermal conductivity is little, fire resistance is good, water absorption rate is low, compressive strength is large, there is good mechanical property, good electric property, acoustical behavior, heat-insulating property and chemical-resistance, particularly be that its coefficient of thermal conductivity is minimum in all organic materials significantly, polyurethane rigid foam board is as the one of polyurethane building materials, be easy to moulding, production efficiency is high, can accomplish manufacture, product specification dimensional standard, construction assemblingization, be easy to control product quality and workmanship, efficiency of construction is high, many advantages such as attractive in appearance, be widely used in industrial premises (workshop, office), warehouse, country fair, stadiums, car and boat wait the Room, residential houses, villa, the wallboard of the building such as movable plank house and composite cold storage and roof component, and boats and ships, vehicle, air-conditioning insulation, the fields such as decoration.Conventional roofing slab is shaped as tabular, corrugated at present, and sandwich layer is the compositions such as rock wool, conventional polyurethanes.Mainly there is the shortcomings such as intensity is low, water absorption rate is high, heat insulation effect is poor, flame retardant rating is not high, weatherability is poor.
Summary of the invention
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, proposes to adopt metal decking to be pressed into ridge, effectively waterproof and gaining in strength; Sandwich layer adopts poly-isocyanurate modified rigid polyurethane foam (PIR), improves heat insulation effect and fire resistance.Compound with upper and lower metal decking by gluing, make metal covering poly-isocyanurate modified polyurethane (PIR) sandwich sheet, for waterproofing and thermal insulation of roofing.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of poly-isocyanurate modified polyurethane roof water-proof warming plate, comprises metal faced, lower metal faced and middle sandwich layer, it is characterized in that: sandwich layer is poly-isocyanurate modified rigid polyurethane foam sandwich layer; Upper be suppressed with ridge on metal faced; One end of plate is with lapping, and the other end is with buckle.
The beneficial effects of the utility model:
1, metal decking is pressed into ridge, gains in strength.
2, hidden button overlapping mode, it is convenient to install, and construction is easy, short construction period, and effectively waterproof, reaches effect attractive in appearance.
3, excessive black material autohemagglutination under catalyst for trimerization effect forms hexa-member heterocycle, can improve the heat resistance of foam.
4, by conventional Beverage bottle cover to lower plate gluing, strengthened the adhesion stress of metal covering and poly-isocyanurate modified polyurethane core.
5, the two crawler belts of PIR forming temperature >=60 ℃, guarantee black and white material complete reaction.Metal covering poly-isocyanurate modified polyurethane (PIR) sandwich sheet of producing slaking 72h between slaking more than 25 ℃, prevents second time of foaming.
6,, compared with conventional polyurethanes heat insulating material, the utlity model has core and there is better insulation, fire resistance is good, coefficient of thermal conductivity is low advantage.The utility model reaches B1 grade standard completely, has good weatherability and high dimensional stability.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is perspective view of the present utility model.
Fig. 3 is two plate snapping link structural representations.
In accompanying drawing: 1, lapping; 2, rivet holddown groove; 3, upper metal faced; 4, sandwich layer; 5, strengthen beading; 6, ridge; 7, buckle; 8, lower metal faced; 9, rivet.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
A kind of poly-isocyanurate modified polyurethane of the utility model roof water-proof warming plate, as shown in Figure 1, Figure 2, Figure 3 shows, comprise metal faced 3, lower metal faced 8 and middle sandwich layer, it is characterized in that: sandwich layer is poly-isocyanurate modified rigid polyurethane foam sandwich layer; On upper metal faced 3, be suppressed with ridge 6; One end of plate is with lapping 1, and the other end is with buckle 7.
The utility model sheet material is made up of upper and lower two metal faced and poly-isocyanurate modified rigid polyurethane foam sandwich layers.Its surface layer is pressed into respectively tabular and ridge by forming press.Production technology is: steel plate die mould, steel plate gluing, the foaming of black and white material, laminating machine are heating and curing, plate cutting, buck, slaking composition.
Its sandwich layer by following raw material by weight mark than forming through the abundant hybrid reaction of high pressure foaming machine:
Combined polyether PEPA (material in vain): PIC (black material)=100:100～200, be cast in foamed solidification moulding on metal plane materiel, cutting, buck, slaking form.
Combinations thereof polyether polyester polyalcohol (in vain material) by following component by weight mark ratio be prepared from:
Combination polyalcohol: foam stabiliser: catalyzer: crosslinking agent: fire retardant: water: blowing agent=100:1 ~ 5:1 ~ 5:2 ~ 6:5 ~ 25:0.5 ~ 3:10 ~ 30.
Aforementioned combination polyalcohol comprises two or more polyalcohol: (1) polyester polyol based on diethyl terephthalate; (2) based on using the common active hydrogen compounds such as sucrose, sorbierite, sweet mellow wine, methyl glucose glucoside, xylitol, diethylenetriamine, pentaerythrite, ethylenediamine, toluenediamine, glycerine, trimethylolpropane, triethanolamine as initiator and the PPG that forms of epoxide reaction.
In combinations thereof polyethers, add foam stabiliser, have the surface tension that reduces material system, improve the compatibility of raw material components, excellent emulsion dispersion ability and nucleation ability make foam stabilization, and control size and the structure of abscess.The foam stabiliser structure that the utility model adopts is polyoxygenated alkene-polysiloxanes phase embedding copolymer, belongs to the non-hydrolysis-type of high activity silicon-carbon bond, nonionic surface active agent.
The kind that the auxiliary agents such as catalyzer in white material formula, crosslinking agent, fire retardant adopt those skilled in that art to know.
Above-mentioned PIC (black material) is the mixture of MDI or polymeric MDI or their arbitrary proportions, NCO content 30 ~ 50% in mixture, average functionality 2.7 ~ 3.0.
Above-mentioned polyurethane sandwich sheet material used metal faced can be cromogram layer steel plate, aluminium plating zinc plate etc.
The preparation method of poly-isocyanurate modified polyurethane roof water-proof warming plate of the present utility model is: will upper and lower metal facedly lead into die mould group and extrude tabular and ridge, lower plate is by conventional Beverage bottle cover gluing; Enter foamed process: white material is fully mixed and is cast on surface layer by high pressure foaming machine according to certain weight ratio with black material, foamed solidification moulding; Ejecting plate cutting, buck, slaking.
The utility model is a kind of for waterproof thermal-insulated poly-isocyanurate modified polyurethane (PIR) roofing slab, it is characterized in that being made up of upper and lower two metal faced and poly-isocyanurate modified rigid polyurethane foam sandwich layers.It is metal faced by forming press extrusion tabular and ridge; Its sandwich layer by following raw materials by weight portion than forming through the abundant hybrid reaction of high pressure foaming machine: combined polyether PEPA (in vain material): PIC (black material)=100:100-200.
Upper and lower metal covering of the present utility model can be color painted steel strip, aluminium plating zinc plate etc.; It is dull and stereotyped that plate shape is respectively, and on flat board, can extrude ripplet, square wave line; It can be 30 ~ 50mm that upper plate or lower plate are shaped as the metal faced height of ridge, ridge number 2 ~ 5.
White material of the present utility model is prepared from by ratio of weight and the number of copies by following component: polyalcohol: foam stabiliser: catalyzer: crosslinking agent: fire retardant: water: blowing agent=100:1 ~ 5:1 ~ 5:2 ~ 6:5 ~ 25:0.5 ~ 3:10 ~ 30.
Polyalcohol described in the utility model, is characterized in that it comprises two or more polyalcohol: (1) polyester polyol based on diethyl terephthalate; (2) based on using the common active hydrogen compounds such as sucrose, sorbierite, sweet mellow wine, methyl glucose glucoside, xylitol, diethylenetriamine, pentaerythrite, ethylenediamine, toluenediamine, glycerine, trimethylolpropane, triethanolamine as initiator and the PPG that forms of epoxide reaction.
Isocyanates in the utility model is the mixture of MDI or polymeric MDI or their arbitrary proportions, and in mixture, NCO content is 30 ~ 50%, average functionality 2.7 ~ 3.0.
The utility model index is 100 ~ 400.
Production technology of the present utility model is: upper and lower double layer of metal panel carries out die mould by forming press, then lower plate is through conventional Beverage bottle cover gluing, enter foaming flow process, white material is that 1:1～1:2 enters high pressure foaming machine with black material according to weight ratio, after mixing, be cast in metal faced upper reaction, through laminating machine curing molding, ejecting plate cutting, buck, slaking.Reaction mass temperature is 20～30
oit is that 10 ~ 20MPa, upper and lower metal faced temperature are 30～50 that C, material are pressed
oc, laminating machine chain plate temperature 60
omore than C, temperature 25 between slaking
omore than C.
embodiment
The preparation of combined polyether PEPA (material in vain): take 200 ~ 400mgKOH/g aromatic hydrocarbon PEPA 30g by proportion speed, 400 ~ 500mgKOH/g aromatic hydrocarbon PEPA 30g sucrose initiator PPG 20g, sorbierite initiator PPG 20g, triethanolamine crosslinking agent 4g, dolantin Shi Chuan company produces foam stabiliser L6920 and AK8805 2.5g, composite catalyst pentamethyl-diethylenetriamine, N, N-dimethyl cyclohexyl amine, three (dimethylamino-propyl) Hexahydrotriazine, potassium oleate, potassium octanoate 1.6g, 141b blowing agent 22g, water 1g, three (chloro isopropyl) phosphate (TCPP) fire retardant 10g, fully be uniformly mixed, obtain combined polyether PEPA (material in vain).
The production of poly-isocyanurate modified polyurethane (PIR) roof water-proof warming plate:
Upper and lower metal decking is through forming press die mould, upper metal sheet is tabular, lower metal sheet is ridge board, lower plate, by Beverage bottle cover gluing, enters foamed process, and black and white material is cast on metal decking and (is expected in vain flow 119g/s by high pressure foaming machine, black material flow 232g/s), 38 ℃ of steel plate preheat temperatures, enter 60 ℃ of laminating machinees and are heating and curing, ejecting plate cutting, buck, slaking.After the complete slaking of foam, measure correlated performance.Under this condition, the coefficient of thermal conductivity of poly-isocyanurate modified rigid polyurethane foam is 0.018w/m.k, water absorption rate 2%, and oxygen index (OI) is 30.3%.
Embodiment recited above is described preferred embodiment of the present utility model; not design of the present utility model and protection domain are limited; do not departing under the prerequisite of the utility model design concept; various modification and improvement that in this area, common engineers and technicians make the technical solution of the utility model, all should fall into protection domain of the present utility model.
Claims (1)
1. a poly-isocyanurate modified polyurethane roof water-proof warming plate, comprises metal faced (3), lower metal faced (8) and middle sandwich layer, it is characterized in that: sandwich layer is poly-isocyanurate modified rigid polyurethane foam sandwich layer; On upper metal faced (3), be suppressed with ridge projection; One end of plate is with lapping (1), and the other end is with buckle (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320645082.6U CN203594169U (en) | 2013-10-20 | 2013-10-20 | Polyisocyanurate-modified polyurethane roof waterproof thermal-insulation board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320645082.6U CN203594169U (en) | 2013-10-20 | 2013-10-20 | Polyisocyanurate-modified polyurethane roof waterproof thermal-insulation board |
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| Publication Number | Publication Date |
|---|---|
| CN203594169U true CN203594169U (en) | 2014-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320645082.6U Expired - Fee Related CN203594169U (en) | 2013-10-20 | 2013-10-20 | Polyisocyanurate-modified polyurethane roof waterproof thermal-insulation board |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498537A (en) * | 2013-10-20 | 2014-01-08 | 山东普兰特板业有限公司 | Poly isocyanuric acid ester modified polyurethane roof waterproof thermal-insulation board and producing process thereof |
| CN106088484A (en) * | 2016-07-05 | 2016-11-09 | 河南鸿宇工业装备工程有限公司 | It is applicable to crest tile structure and the mounting process of steel structural roof |
-
2013
- 2013-10-20 CN CN201320645082.6U patent/CN203594169U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498537A (en) * | 2013-10-20 | 2014-01-08 | 山东普兰特板业有限公司 | Poly isocyanuric acid ester modified polyurethane roof waterproof thermal-insulation board and producing process thereof |
| CN106088484A (en) * | 2016-07-05 | 2016-11-09 | 河南鸿宇工业装备工程有限公司 | It is applicable to crest tile structure and the mounting process of steel structural roof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20151020 |
|
| EXPY | Termination of patent right or utility model |