CN103030336B - Ultra-light primary deck covering and preparation method thereof - Google Patents
Ultra-light primary deck covering and preparation method thereof Download PDFInfo
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- CN103030336B CN103030336B CN201110304295.8A CN201110304295A CN103030336B CN 103030336 B CN103030336 B CN 103030336B CN 201110304295 A CN201110304295 A CN 201110304295A CN 103030336 B CN103030336 B CN 103030336B
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Abstract
The invention discloses an ultra-light primary deck covering, which is prepared from the following components in parts by weight: 100 to 180 parts of latex binders, 150 to 250 parts of hybrid curing powder and 350 to 600 parts of ultra-light filling aggregates. The method further discloses a preparation method of the ultra-light primary deck covering. Under a guarantee to fulfill a strength requirement which is specified in the industry standard, the density of a product disclosed by the invention is respectively decreased by more than 50% and 80% in comparison with an existing lightweight base dressing and an ultra-light base dressing, and a product definition density is not more than 650 kg/m<3>. The product has wide use value and application prospect especially for ships of a combat vessel, a container and the like which limit the weights of materials.
Description
Technical field
The present invention relates to a kind of boats and ships coating, relate in particular to a kind of ultra-light primary deck covering and preparation method thereof.
Background technology
According to the requirement of SOLAS life at sea pact and ship's particulars thereof, on oceanographic engineering and ship deck, must lay the tectum of different fire-protection ratings, be called deck composition, and the type primary deck covering that is difficult for catching fire accounts for and lays the more than 70% of the total area, therefore the technical feature that, improves such model dressing becomes the key object of research and development.
From the primary deck covering developing direction of countries in the world, except meeting ship's particulars requirement, more tend to material unit weight light, to alleviate shipped weight, to reduce boats and ships center of gravity, thereby increase the loading of goods and improve the stability of ship's navigation; And after requiring dressing to lay, under different condition, have very good sticking power with steel deck, and guarantee that physicals, the especially military boats and ships of marine vessel applications have more embodied the important meaning of Ultralight dressing.Therefore, the research and development Ultralight primary deck covering that is difficult for catching fire more can be complied with this developing direction.Current domestic deck composition professional production business there is no actual in 650Kg/m
3super-light dressing material of deck produce, also rarely found this series products in the world.
Summary of the invention
Goal of the invention: the object of the invention is to for the deficiencies in the prior art, provide that a kind of density is low, sticking power and the high ultra-light primary deck covering of intensity.
Another object of the present invention is to provide the preparation method of this ultra-light primary deck covering.
Technical scheme: ultra-light primary deck covering of the present invention, comprises following component: latax binding agent 100-180 part, mixing cured pulvis 150-250 part and ultralight filling aggregate 350-600 part;
Described latax binding agent is comprised of neoprene emulsion 100-300 part, cetyl trimethylammonium bromide 20-50 part, vinylchlorid-vinylidene chloride copolymer emulsion 80-150 part, polyoxyethylene nonylphenol ether 10-20 part, tributyl phosphate 10-50 part and organosilicon 5-30 part;
Described mixing cured pulvis is comprised of silicate cement 250-400 part, naphthalenesulfonate polymkeric substance 90-150 part, aluminium hydroxide 30-100 part, cupric oxide 5-30 part, calcium sulphoaluminate 30-100 part and SILICA FUME 20-80 part;
Described ultralight filling aggregate is comprised of the sand 50-150 part of making pottery, vitreous pearlite 150-400 part, vermiculite 100-250 part and clear water 1 00-250 part;
Below all in weight part.
Comparative optimization ground, described neoprene emulsion solid content is 50%; Described vinylchlorid-vinylidene chloride copolymer emulsion solid content is 40%; Described cetyl trimethylammonium bromide and polyoxyethylene nonylphenol ether solid content are 100%; Described silicate cement is the 625# silicate cement of 52.5 grades; The particle diameter of described SILICA FUME is more than 250 orders; Described pottery sand particle diameter is 1-3mm, unit weight≤700 Kg/m
3; Described vermiculite unit weight 180 Kg/m
3; Described vitreous pearlite is 30-50 order, unit weight≤120 Kg/m
3with 50-70 order, unit weight is 160 Kg/m
3.
The preparation method of ultra-light primary deck covering of the present invention, comprises the steps:
(1) preparation of latax binding agent: first the cetyl trimethylammonium bromide of described weight part is dissolved to the activator make neoprene emulsion with warm water and join and obtain mixed emulsion one in neoprene emulsion; Then the polyoxyethylene nonylphenol ether of described weight part being dissolved to the emulsifying agent make vinylchlorid-vinylidene chloride copolymer emulsion with warm water joins in vinylchlorid-vinylidene chloride copolymer emulsion and obtains mixed emulsion two; Again mixed emulsion two is put in mixed emulsion one and mixed, finally drop into again tributyl phosphate and the organosilicon of described weight part, after mixing, obtain latax binding agent;
(2) preparation of mixing cured pulvis: directly the silicate cement of described weight part, naphthalenesulfonate polymkeric substance, aluminium hydroxide, part cupric oxide, calcium sulphoaluminate and SILICA FUME are mixed, obtain mixing cured pulvis;
(3) preparation of ultralight filling aggregate: the clear water of described weight part is joined in pottery sand and wets in advance and send out, then add vitreous pearlite and vermiculite to obtain ultralight filling aggregate;
(4) latax binding agent step (1), (2) and (3) being made, mixing cured pulvis and ultralight filling aggregate field mix, lay moulding.
Latax binding agent be dressing have better toughness host and with the main raw of the better sticking power of base material, but be also unique being fuming and combustiblematerials in material, must overcome by suppressing material, and guarantee, under sticking power prerequisite, rationally to control the intake of latax binding agent.
Mixing cured pulvis is the main condensation cure agent in dressing, is the host that dressing strength guaranteed and suppressed flue gas and flame, and the wherein especially main condensation cure agent in dressing of silicate cement, is the host that dressing strength guarantees.
Ultralight filling aggregate is the material of main part of product properties of low density of the present invention, utilizes mathematics optimum seeking method technology, and many skies of properly distributed casting resin particle diameter and consumption make intensity and unit weight all meet standard code and design requirements.Wet sending out in advance to pottery sand is also a kind of innovation of dressing production technique, the application of this method makes porous filling aggregate absorb in advance certain moisture content, the least possible being sucked by porous material of emulsion binder when dressing construction is stirred, and be mostly wrapped in material granule surface, reach the flammable latax of few use and obtain best toughness and best sticking power, after dressing lays moulding, utilize the progressively release of this part water and silicate cement to carry out hydration reaction replacement watering maintenance processes simultaneously.
Compared with prior art, its beneficial effect is in the present invention: 1, the present invention adopts preactivated neoprene emulsion to mix as caking agent with vinylchlorid-vinylidene chloride copolymer emulsion, has avoided the possible gelatin phenomenon of emulsion memory period; The generation of bubble when tributyl phosphate and organosilyl preparation can suppress the production of latax binding agent and molding construction stirring, improve sticking power and the intensity of moulding dressing and steel deck, extend deck composition acceptable life, avoided dressing that structural vibration causes because of the ship's navigation phenomenon that easily shells; 2, in mixing cured pulvis, prepare aluminium hydroxide and cupric oxide in order to formed product after (mixed emulsion film forming matter is flammable) in when burning, suppress the generation of flare and flue gas, reach that the large standard [IMO.A 687 (17)] in sea is difficult for catching fire and the standard-required of cigarette poison smoke test; The preparation of calcium sulphoaluminate can reduce self stress of moulding product, prevents crack; Naphthalenesulfonate polymkeric substance and SILICA FUME are the speed of drifting along that promotes dressing workability, balance low density material and large density material, at the bottom of the dressing that makes to lay, face intensity and toughness be consistent substantially, the follow-up construction sticking power of the dressing face of being beneficial to, surface after laying, by interface processing, can directly not contact all kinds of media; 3, ultralight filling aggregate is selected low density and the relatively high calcining shale pottery of intensity and super light material-vitreous pearlite (be surface treated perlite, the general perlite of its strength ratio is high more than 3 times) and vermiculite are formulated.Reasonably combined by the size distribution of above material and consumption, has effectively controlled the density index of dressing; 4, product of the present invention reaches under the requirement of strength of industry standard regulation in assurance, and the basic unit's dressing of the existing lightweight of its density ratio and the dressing of Ultralight basic unit fall respectively more than 50% and 18%, and Product Definition density is≤650 Kg/m
3, product especially more has wide use value and application prospect to boats and ships such as the combat vessel of limiting material weight and freight containers, and the processability index of product of the present invention is in Table 1; 5, product of the present invention is drawn materials conveniently, controls cost, and is convenient to promote.
Table 1 formed product performance index of the present invention
| sequence number | project | index |
| 1 | density | ≤ 650kg/m 3 |
| 2 | folding strength | >=3MPa |
| 3 | ultimate compression strength | >=8MPa |
| 4 | presetting period | >=1h |
| 5 | final setting time | ≤ 24h |
| 6 | water-absorbent | ≤ 10% |
| 7 | oil absorbency | ≤ 5% |
| 8 | shock resistance | 500g steel ball 1m height freely falls dressing and does not ftracture, and does not shell. |
| 9 | thermal conductivity | ≤ 1.0 W/m .k |
| 10 | be difficult for catching fire, flue gas and toxicity | meet IMO.FTPC Parts 2,6/IMO.A687 (17) |
Accompanying drawing explanation
Fig. 1 is products production schema of the present invention.
Embodiment
Below technical solution of the present invention is elaborated, but protection scope of the present invention is not limited to described embodiment.
embodiment 1:product ultra-light primary deck covering of the present invention, is made by following component, and it is binding agent that latax binding agent is got 140 parts of mixed latex liquid, and 200 parts of prefabricated pulvis of mixing cured pulvis are that solidifying agent and 500 parts of light materials of ultralight filling aggregate are aggregate;
Wherein, latax binding agent is comprised of 20 parts of 200 parts of neoprene emulsions, 40 parts of cetyl trimethylammonium bromides, 110 parts of vinylchlorid-vinylidene chloride copolymer emulsions, 15 parts of polyoxyethylene nonylphenol ethers, 30 parts of tributyl phosphates and organosilicons;
Mixing cured pulvis is comprised of 50 parts of 320 parts of silicate cements, 120 parts, naphthalenesulfonate polymkeric substance, 65 parts, aluminium hydroxide, 18 parts of cupric oxide, 65 parts of calcium sulphoaluminates and SILICA FUME;
Ultralight filling aggregate forms by calcining 175 parts, 100 parts of shale potteries, 275 parts of vitreous pearlites, 175 parts of vermiculites and clear water; Said components is commercially available prod, in weight part.
In above-mentioned raw materials, neoprene emulsion solid content is 50%; Vinylchlorid-vinylidene chloride copolymer emulsion solid content 40%; Cetyl trimethylammonium bromide and polyoxyethylene nonylphenol ether solid content are 100%; Silicate cement is the 625# silicate cement of 52.5 grades; SILICA FUME particle diameter is 300 orders; Pottery sand is calcining shale pottery, and particle diameter is 1-3mm, unit weight≤700 Kg/m
3; Vermiculite unit weight 180 Kg/m
3; Vitreous pearlite is 30-50 order, unit weight≤120 Kg/m
3with 50-70 order, unit weight≤160 Kg/m
3each amount of 50%.
The preparation method of product ultra-light primary deck covering of the present invention comprises the steps:
(1) preparation of latax binding agent: first the cetyl trimethylammonium bromide of described weight part is dissolved to the activator make neoprene emulsion with warm water and join and obtain mixed emulsion one in neoprene emulsion; Then the polyoxyethylene nonylphenol ether of described weight part being dissolved to the emulsifying agent make vinylchlorid-vinylidene chloride copolymer emulsion with warm water joins in vinylchlorid-vinylidene chloride copolymer emulsion and obtains mixed emulsion two; Again mixed emulsion two is put in mixed emulsion one and mixed, finally drop into again tributyl phosphate and the organosilicon of described weight part, after mixing, obtain latax binding agent;
(2) preparation of mixing cured pulvis: directly the silicate cement of described weight part, naphthalenesulfonate polymkeric substance, aluminium hydroxide, part cupric oxide, calcium sulphoaluminate and SILICA FUME are mixed, obtain mixing cured pulvis;
(3) preparation of ultralight filling aggregate: the clear water of described weight part is joined in pottery sand and wets in advance and send out, then add vitreous pearlite and vermiculite to obtain ultralight filling aggregate;
(4) latax binding agent step (1), (2) and (3) being made, mixing cured pulvis and ultralight filling aggregate field mix, lay moulding.
During execute-in-place, should be noted following item:
When dressing stirs, all must be very even, and should not use homogenizer (device), stirring velocity suggestion is≤100r/min;
All raw material is placed and is stirred and should carry out in shady and cool ventilation place, avoids sunlight to be exposed to the sun and drenches with rain;
The construction temperature that dressing is suitable should be controlled at 5～30 ℃, lays and higher or lower than said temperature and humidity, is greater than 85% between preserving period and should take required measure;
Dressing supply of material material mixture ratio amount is under normal temperature condition, different with alr mode with temperature Change, visual Mortar'S Flowability (suitability laying after stirring first) can suitably increase clean tap water, but add water excess, will produce the FAQs such as contraction, slump, cracking, directly affect the final quality of material;
After dressing lays, must carry out necessary maintenance, maintenance process can adopt brushing healthy liquid and surface coverage gas impermeable material etc. after dressing solidifies.
The test plate (panel) completing by standard method after testing physical data as table 2:
Table 2 the present embodiment product is physical data after testing
| sequence number | project | index |
| 1 | density | 616kg/m 3 |
| 2 | folding strength | 4.1MPa |
| 3 | ultimate compression strength | 13.6MPa |
| 4 | presetting period | 1 hour 40 minutes |
| 5 | final setting time | 15 hours 20 minutes |
| 6 | water-absorbent | 6.3% |
| 7 | oil absorbency | 3.8% |
| 8 | shock resistance | 500g steel ball 1m height freely falls dressing and does not ftracture, and does not shell. |
| 9 | thermal conductivity | 0.38 W/m .k |
| 10 | be difficult for catching fire, flue gas and toxicity | meet IMO.FTPC Parts 2,6/IMO.A687 (17) |
Through the Far East, anti-fire center is by IMO.A.653.(16) standard detects and to meet the requirements completely, and meet the regulation that standard avoids further testing its flue gas/toxicity.Meet IMO.A687 (17) requirement, material of the present invention obtains the approval of Chinese CCS surveying society.
embodiment 2～4:product ultra-light primary deck covering of the present invention, its preparation method is with embodiment 1, and the principle component of using in each embodiment and content are in Table 3.
The feed composition that table 3 embodiment 2～4 is used and content
As mentioned above, although represented and explained the present invention with reference to specific preferred embodiment, it shall not be construed as the restriction to the present invention self.Not departing under the spirit and scope of the present invention prerequisite of claims definition, can make in the form and details various variations to it.
Claims (4)
1. a ultra-light primary deck covering, is characterized in that comprising following component: latax binding agent 100-180 part, mixing cured pulvis 150-250 part and ultralight filling aggregate 350-600 part;
Described latax binding agent is comprised of neoprene emulsion 100-300 part, cetyl trimethylammonium bromide 20-50 part, vinylchlorid-vinylidene chloride copolymer emulsion 80-150 part, polyoxyethylene nonylphenol ether 10-20 part, tributyl phosphate 10-50 part and organosilicon 5-30 part;
Described mixing cured pulvis is comprised of silicate cement 250-400 part, naphthalenesulfonate polymkeric substance 90-150 part, aluminium hydroxide 30-100 part, cupric oxide 5-30 part, calcium sulphoaluminate 30-100 part and SILICA FUME 20-80 part;
Described ultralight filling aggregate is comprised of the sand 50-150 part of making pottery, vitreous pearlite 150-400 part, vermiculite 100-250 part and clear water 1 00-250 part; Described pottery sand particle diameter is 1-3mm, unit weight≤700 Kg/m
3; Described vermiculite unit weight 180 Kg/m
3; Described vitreous pearlite is 30-50 order, unit weight≤120 Kg/m
3or 50-70 order, unit weight is 160 Kg/m
3;
Below all in weight part.
2. ultra-light primary deck covering according to claim 1, is characterized in that: described neoprene emulsion solid content is 50%; Described vinylchlorid-vinylidene chloride copolymer emulsion solid content is 40%; Described cetyl trimethylammonium bromide and polyoxyethylene nonylphenol ether solid content are 100%.
3. ultra-light primary deck covering according to claim 1, is characterized in that: described silicate cement is the 625# silicate cement of 52.5 grades; The particle diameter of described SILICA FUME is more than 250 orders.
4. according to the preparation method of the ultra-light primary deck covering described in arbitrary claim in claim 1～3, it is characterized in that comprising the steps:
(1) preparation of latax binding agent: first the cetyl trimethylammonium bromide of described weight part is dissolved to the activator make neoprene emulsion with warm water and join and obtain mixed emulsion one in neoprene emulsion; Then the polyoxyethylene nonylphenol ether of described weight part being dissolved to the emulsifying agent make vinylchlorid-vinylidene chloride copolymer emulsion with warm water joins in vinylchlorid-vinylidene chloride copolymer emulsion and obtains mixed emulsion two; Again mixed emulsion two is put in mixed emulsion one and mixed, finally drop into again tributyl phosphate and the organosilicon of described weight part, after mixing, obtain latax binding agent;
(2) preparation of mixing cured pulvis: directly the silicate cement of described weight part, naphthalenesulfonate polymkeric substance, aluminium hydroxide, cupric oxide, calcium sulphoaluminate and SILICA FUME are mixed, obtain mixing cured pulvis;
(3) preparation of ultralight filling aggregate: the clear water of described weight part is joined in pottery sand and wets in advance and send out, then add vitreous pearlite and vermiculite to obtain ultralight filling aggregate;
(4) latax binding agent step (1), (2) and (3) being made, mixing cured pulvis and ultralight filling aggregate field mix, lay moulding.
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| CN103172329B (en) * | 2013-04-12 | 2014-12-24 | 湖北海风新材料股份有限公司 | A60-level lightweight refractory deck composition |
| US10407576B2 (en) * | 2015-07-16 | 2019-09-10 | United States Mineral Products Company | Water repellent spray applied fire resistive materials |
| CN105174876A (en) * | 2015-09-10 | 2015-12-23 | 无锡市九州船用甲板敷料有限公司 | Super-light marine primary deck covering |
| CN105218046B (en) * | 2015-10-28 | 2017-04-19 | 无锡市九州船用甲板敷料有限公司 | Environment-friendly super-light shipborne deck basement layer dressing |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102173717A (en) * | 2011-01-05 | 2011-09-07 | 张彩云 | Production method of high-strength light environment-friendly insulation fire-proof plate |
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| US5534059A (en) * | 1995-03-20 | 1996-07-09 | United States Gypsum Co. | Machinable plaster |
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| CN102173717A (en) * | 2011-01-05 | 2011-09-07 | 张彩云 | Production method of high-strength light environment-friendly insulation fire-proof plate |
Non-Patent Citations (2)
| Title |
|---|
| 方国安等.甲板敷料的应用.《江苏船舶》.1995,第12卷(第2期),第39-41页. |
| 甲板敷料的应用;方国安等;《江苏船舶》;19951231;第12卷(第2期);第39-41页 * |
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