CN103523332A - Low-temperature-resistant plastic pallet and method for manufacturing same - Google Patents
Low-temperature-resistant plastic pallet and method for manufacturing same Download PDFInfo
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- CN103523332A CN103523332A CN201310520033.4A CN201310520033A CN103523332A CN 103523332 A CN103523332 A CN 103523332A CN 201310520033 A CN201310520033 A CN 201310520033A CN 103523332 A CN103523332 A CN 103523332A
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- temperature resistant
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- 238000005187 foaming Methods 0.000 claims abstract description 34
- 238000000576 coating method Methods 0.000 claims abstract description 31
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- 239000002131 composite material Substances 0.000 claims abstract description 25
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- 238000002360 preparation method Methods 0.000 claims description 18
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 15
- FJKROLUGYXJWQN-UHFFFAOYSA-N 4-hydroxybenzoic acid Chemical compound OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 claims description 10
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 10
- -1 sodium alkyl benzene Chemical class 0.000 claims description 8
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 7
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical class [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 5
- FZBGVNKJIPPBAN-UHFFFAOYSA-N 2-methylbutanedioic acid;sodium Chemical compound [Na].OC(=O)C(C)CC(O)=O FZBGVNKJIPPBAN-UHFFFAOYSA-N 0.000 claims description 5
- 229940090248 4-hydroxybenzoic acid Drugs 0.000 claims description 5
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 5
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 5
- 229920000877 Melamine resin Polymers 0.000 claims description 5
- 239000004640 Melamine resin Substances 0.000 claims description 5
- JYXGIOKAKDAARW-UHFFFAOYSA-N N-(2-hydroxyethyl)iminodiacetic acid Chemical compound OCCN(CC(O)=O)CC(O)=O JYXGIOKAKDAARW-UHFFFAOYSA-N 0.000 claims description 5
- 239000004734 Polyphenylene sulfide Substances 0.000 claims description 5
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 5
- 235000011037 adipic acid Nutrition 0.000 claims description 5
- 239000001361 adipic acid Substances 0.000 claims description 5
- 229940088990 ammonium stearate Drugs 0.000 claims description 5
- JPNZKPRONVOMLL-UHFFFAOYSA-N azane;octadecanoic acid Chemical compound [NH4+].CCCCCCCCCCCCCCCCCC([O-])=O JPNZKPRONVOMLL-UHFFFAOYSA-N 0.000 claims description 5
- 229940077388 benzenesulfonate Drugs 0.000 claims description 5
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 5
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 5
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 5
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 5
- WQDGUYZIAJKLAB-UHFFFAOYSA-N octan-2-yl nitrite Chemical compound CCCCCCC(C)ON=O WQDGUYZIAJKLAB-UHFFFAOYSA-N 0.000 claims description 5
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- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 5
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- 238000005299 abrasion Methods 0.000 abstract description 5
- 208000001034 Frostbite Diseases 0.000 abstract 1
- WXUAQHNMJWJLTG-UHFFFAOYSA-N 2-methylbutanedioic acid Chemical compound OC(=O)C(C)CC(O)=O WXUAQHNMJWJLTG-UHFFFAOYSA-N 0.000 description 8
- 238000005507 spraying Methods 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
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- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 4
- 239000004417 polycarbonate Substances 0.000 description 4
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- 230000036413 temperature sense Effects 0.000 description 4
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 4
- DQWPFSLDHJDLRL-UHFFFAOYSA-N triethyl phosphate Chemical compound CCOP(=O)(OCC)OCC DQWPFSLDHJDLRL-UHFFFAOYSA-N 0.000 description 4
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a low-temperature-resistant plastic pallet which comprises a pallet base made of low-temperature-resistant resin. Foamed composite coatings are formed on the surfaces of the pallet base, and the thickness of each foamed composite coating ranges from 100 micrometers to 1000 micrometers. The low-temperature-resistant plastic pallet has the advantages that the low-temperature-resistant plastic pallet is provided with the pallet base made of the low-temperature-resistant resin, and is excellent in breaking strength and impact strength under low-temperature conditions; owing to the foamed composite coatings formed by a foaming process, the low-temperature tactile impression of the low-temperature-resistant plastic pallet can be improved, and low-temperature frostbite can be effectively prevented; the low-temperature-resistant plastic pallet is good in durability and abrasion resistance.
Description
Technical field
The invention belongs to the technical field that pallet is manufactured, in particular, the present invention relates to a kind of low-temperature resistant plastic pallet and preparation method thereof.
Background technology
In the prior art, pallet mainly contains by the kind of material classification: wood pallets, bamboo pallet, multilayer board pallet, plastic pallet, steel tray, paper pallet, mould wood composite pallet.As wood pallets: do not prevent fires, non-watertight, moisture-sensitive, easily infested, perishable; During disposable standard export packages material, must fumigate or heat treatment, increase extra cost, extend opening hours; Make wood composite pallet and need cut down a large amount of forests, run in the opposite direction with environmental protection theme.Bamboo pallet: outward appearance tidiness has much room for improvement; Corner is prone to burr; Low bearing capacity, does not prevent fires, non-watertight; Manufacture a large amount of glue of using in process, cannot export to the strict market of PARA FORMALDEHYDE PRILLS(91,95) emission request.Plastic pallet: cost is high, intensity is low, erosion-resisting characteristics is poor; In structure and size, have significant limitation, the flexibility ratio of product specification is not high; By polyvinyl chloride, be made.Paper pallet: bearing capacity is too low, non-watertight, do not prevent fires, easily the moisture absorption can not be used for a long time in warehouse.
Especially at low temperature environment, the pallet that for example freezer or need is used in the environment of deepfreeze, need to have good low-temperature properties.From the angle of cryogenic mechanics performance, consider, steel tray or other metal tray may be top-priority selections, but teel pallet not only from great, also easily cause corrosion, and more seriously at the cryogenic conditions author needs of finishing drilling, often catch tactile, and metal belongs to hot good conductor, so can cause the heat that flows out from hand very high, thereby have ice-cold sense of touch, and can cause Cryogenic burns; And at steel surface, by conventional approach, apply or spray paint or the anti-corrosion coating of formation, and touching to hold frequently and cause coat of paint to come off with low temperature environment, conventional paint coating can not improve ice-cold sense of touch in addition.
Summary of the invention
In order to solve above-mentioned technical matters of the prior art, the object of the present invention is to provide a kind of low-temperature resistant plastic pallet and preparation method thereof.
It comprises a first aspect of the present invention: a kind of low-temperature resistant plastic pallet, comprise the pallet matrix that adopts low temperature resistant resin to make, it is characterized in that being formed with foaming composite coating on the surface of described pallet matrix, the thickness of described intumescent coating is 100 ~ 1000 μ m.
Wherein, described foaming composite coating is double-decker, and it comprises foaming layer and is positioned at the skin covering of the surface in foaming layer; And the thickness of described skin covering of the surface is 3 ~ 10 μ m.
Wherein, the preparation method of described foaming composite coating comprises the following steps:
(1) readiness tray mould, and in tray die die cavity, evenly spray mold release;
(2) in described tray die die cavity, spray in mould and paint, and dry;
(3) in described tray die die cavity, put into described pallet matrix, and the described tray die that closes;
(4) use foaming machine by described tray die cast gate injecting frothing material;
(5), after sufficient reacting solidifies, handrail mould under opening, takes out the handrail after processing.
A second aspect of the present invention, relates to the preparation method of above-mentioned low-temperature resistant plastic pallet, and it comprises the following steps:
(1) adopt low temperature resistant resin-cast to form pallet matrix;
(2) adopt foam process to form foaming composite coating at described pallet matrix surface.
Wherein, described foaming composite coating adopts following technique preparation:
(2-1) readiness tray mould, and in tray die die cavity, evenly spray mold release;
(2-2) in described tray die die cavity, spray in mould and paint, and dry;
(2-3) in described tray die die cavity, put into described pallet matrix, and the described tray die that closes;
(2-4) use foaming machine by described tray die cast gate injecting frothing material;
(2-5), after sufficient reacting solidifies, handrail mould under opening, takes out the handrail after processing.
Low-temperature resistant plastic pallet of the present invention and preparation method thereof, compared with prior art, has following beneficial effect:
Low-temperature resistant plastic pallet of the present invention has the pallet matrix that low temperature resistant resin is made, under cryogenic conditions, there is good disruption characteristic and strength under shock, and the foaming composite coating forming by foam process has not only improved low temperature sense of touch, can effectively prevent the generation of Cryogenic burns phenomenon, and resistance to low temperature and resistance to abrasion good.
The specific embodiment
Below with reference to specific embodiment, low-temperature resistant plastic pallet of the present invention and preparation method thereof is described further, to help those skilled in the art to have more complete, accurate and deep understanding to inventive concept of the present invention, technical scheme.
Low-temperature resistant plastic pallet of the present invention, comprise the pallet matrix that adopts low temperature resistant resin to make, the chaff urea resin of the maleic anhydride that described low temperature resistant resin is 5 ~ 8wt%, the polypropylene glycol of 5 ~ 8wt%, the polydimethyl diloxanes of 12 ~ 15wt%, 3 ~ 5wt%, the triethyl phosphate of 1.2 ~ 1.5wt%, the methylsuccinic acid of 0.5 ~ 0.8wt%, 0.3 ~ 0.5wt% 2, the compound of the polycarbonate of 4-dimethyl-6-tert-butyl phenol and surplus, can melt molding process by routine and prepare pallet matrix as compression moulding, cast or extrusion molding.On the surface of described pallet matrix, be formed with foaming composite coating, the thickness of described intumescent coating is 100 ~ 1000 μ m; Described foaming composite coating is double-decker, and it comprises foaming layer and is positioned at the skin covering of the surface in foaming layer; And the thickness of described skin covering of the surface is 3 ~ 10 μ m.The preparation method of described low-temperature resistant plastic pallet, it comprises the following steps: adopt low temperature resistant resin-cast to form the step of pallet matrix; This step can complete by pouring procedure commonly known in the art, does not repeat them here; And adopt foam process to form foaming composite coating at described pallet matrix surface.And described foaming composite coating adopts following technique preparation:
Readiness tray mould, clears up as exhausr port, perfusing hole etc. mould, needs to check that inner chamber has free from admixture and residue; To in mould cavity, evenly spray mold release, mold release adopts commercially available common mold release herein; In described tray die die cavity, spray in mould and paint, in described mould, paint by the methyl methacrylate of 15 ~ 18wt%, the P-hydroxybenzoic acid 2-Octyl Nitrite of the polyphenylene sulfide of the methyl etherified melamine resin of 12 ~ 15wt%, 12 ~ 15wt%, 1.2 ~ 1.5wt%, the rosin modified phenolic resin of 5 ~ 8wt%, the nano aluminium oxide of the calcium fluoride of 1.2 ~ 1.5wt%, 8 ~ 10wt% and the butyl acetate of surplus form; In described mould, paint can pass through known coating processs such as airless spraying, aerial spraying, electrostatic spraying, and dry temperature of curing is about 80 ℃, and the time is about 30 min.In described tray die die cavity, put into described pallet matrix, and the described tray die that closes; Expanded material is stirred and adds bottler, then the die cavity of the discharging gate aligning mould of bottler is carried out to material feeding, toward the interior pouring foaming material of mould; Described expanded material by the adipic acid BDO ester of TDI, the 20 ~ 25wt% of 25 ~ 30wt%, the BDO of 5 ~ 8wt%, the Lauxite of 12 ~ 15wt%, 2.8 ~ 3.2wt% 4,4
,the ammonium stearate of the sodium alkyl benzene sulfonate of-diaminodiphenyl ether, 0.50 ~ 0.75wt%, the pigment of 1.2 ~ 1.5wt%, 0.25 ~ 0.50wt%, the methylsuccinic acid sodium of 0.25 ~ 0.5wt%, the hydroxyethyliminodiacetic acid of 0.25 ~ 0.5wt% and the methyl methacrylate of surplus form; React after 30-50 minute, open mould, take out handrail.The foaming composite coating forming by foam process has not only improved low temperature sense of touch, can effectively prevent the generation of Cryogenic burns phenomenon, and resistance to low temperature and resistance to abrasion good.
embodiment 1
Described in the present embodiment, relate generally to the pallet matrix that adopts low temperature resistant resin to make, the chaff urea resin of the maleic anhydride that described low temperature resistant resin is 8wt%, the polypropylene glycol of 5wt%, the polydimethyl diloxanes of 15wt%, 5wt%, the triethyl phosphate of 1.5wt%, the methylsuccinic acid of 0.5wt%, 0.5wt% 2, the compound of the polycarbonate of 4-dimethyl-6-tert-butyl phenol and surplus; Then under the temperature conditions of 260 ℃, with injection machine injection moulding, obtain complex and pour into a mould obtaining described low-temperature resistant plastic pallet.
embodiment 2
described in the present embodiment, relate generally to the pallet matrix that adopts low temperature resistant resin to make, the chaff urea resin of the maleic anhydride that described low temperature resistant resin is 5wt%, the polypropylene glycol of 8wt%, the polydimethyl diloxanes of 15wt%, 5wt%, the triethyl phosphate of 1.2wt%, the methylsuccinic acid of 0.5wt%, 0.5wt% 2, the compound of the polycarbonate of 4-dimethyl-6-tert-butyl phenol and surplus; Then under the temperature conditions of 260 ℃, with injection machine injection moulding, obtain complex and pour into a mould obtaining described low-temperature resistant plastic pallet.
embodiment 3
The pallet matrix surface foaming composite coating that embodiment 1 forms adopts following technique preparation: readiness tray mould, mould is cleared up as exhausr port, perfusing hole etc., and need to check that inner chamber has free from admixture and residue; To in mould cavity, evenly spray mold release, mold release adopts commercially available common mold release herein; In described tray die die cavity, spray in mould and paint, in described mould, paint by the methyl methacrylate of 15wt%, P-hydroxybenzoic acid 2-Octyl Nitrite, the rosin modified phenolic resin of 8wt%, the nano aluminium oxide of the calcium fluoride of 1.2wt%, 10wt% and the butyl acetate of surplus of the polyphenylene sulfide of the methyl etherified melamine resin of 12wt%, 15wt%, 1.5wt% form; In described mould, paint can form by aerial spraying, and dry temperature of curing is about 80 ℃, and the time is about 30 min.In described tray die die cavity, put into described pallet matrix, and the described tray die that closes; Expanded material is stirred and adds bottler, then the die cavity of the discharging gate aligning mould of bottler is carried out to material feeding, toward the interior pouring foaming material of mould; Described expanded material by the adipic acid BDO ester of TDI, the 20wt% of 25wt%, the BDO of 5wt%, the Lauxite of 15wt%, 3.2wt% 4,4
,the ammonium stearate of the sodium alkyl benzene sulfonate of-diaminodiphenyl ether, 0.75wt%, the titanium dioxide of 1.2wt%, 0.50wt%, the methylsuccinic acid sodium of 0.25wt%, the hydroxyethyliminodiacetic acid of 0.25wt% and the methyl methacrylate of surplus form; React after 30-50 minute, open mould, take out handrail.The foaming composite coating forming by foam process has not only improved low temperature sense of touch, can effectively prevent the generation of Cryogenic burns phenomenon, and resistance to low temperature and resistance to abrasion good.Adopt above-mentioned technique, on described metal handrail surface, can form the intumescent coating that thickness is about 300 μ m.
embodiment 4
The pallet matrix surface foaming composite coating that embodiment 2 forms adopts following technique preparation: readiness tray mould, mould is cleared up as exhausr port, perfusing hole etc., and need to check that inner chamber has free from admixture and residue; To in mould cavity, evenly spray mold release, mold release adopts commercially available common mold release herein; In described tray die die cavity, spray in mould and paint, in described mould, paint by the methyl methacrylate of 18wt%, P-hydroxybenzoic acid 2-Octyl Nitrite, the rosin modified phenolic resin of 5wt%, the nano aluminium oxide of the calcium fluoride of 1.2wt%, 8wt% and the butyl acetate of surplus of the polyphenylene sulfide of the methyl etherified melamine resin of 12wt%, 12wt%, 1.5wt% form; In described mould, paint can pass through known coating processs such as airless spraying, aerial spraying, electrostatic spraying, and dry temperature of curing is about 80 ℃, and the time is about 30 min.In described tray die die cavity, put into described pallet matrix, and the described tray die that closes; Expanded material is stirred and adds bottler, then the die cavity of the discharging gate aligning mould of bottler is carried out to material feeding, toward the interior pouring foaming material of mould; Described expanded material by the adipic acid BDO ester of TDI, the 20wt% of 30wt%, the BDO of 8wt%, the Lauxite of 12wt%, 2.8wt% 4,4
,the ammonium stearate of the sodium alkyl benzene sulfonate of-diaminodiphenyl ether, 0.50wt%, the titanium dioxide of 1.5wt%, 0.50wt%, the methylsuccinic acid sodium of 0.25wt%, the hydroxyethyliminodiacetic acid of 0.25wt% and the methyl methacrylate of surplus form; React after 30-50 minute, open mould, take out handrail.The foaming composite coating forming by foam process has not only improved low temperature sense of touch, can effectively prevent the generation of Cryogenic burns phenomenon, and resistance to low temperature and resistance to abrasion good.
comparative example 1
Described in the present embodiment, relate generally to the pallet matrix that adopts low temperature resistant resin to make, the maleic anhydride that described low temperature resistant resin is 8wt%, the polypropylene glycol of 5wt%, the triethyl phosphate of the polydimethyl diloxanes of 15wt%, 1.5wt%, 0.5wt% 2, the compound of the polycarbonate of 4-dimethyl-6-tert-butyl phenol and surplus; Then under the temperature conditions of 260 ℃, with injection machine injection moulding, obtain complex and pour into a mould obtaining described low-temperature resistant plastic pallet.
According to ASTM D638, ASTM D790, measure fracture tensile strength and the IZOD impact property of embodiment 1-2 and comparative example 1.Result of a measurement shows: the fracture tensile strength of the plastics described in embodiment 1-2 and comparative example 1 is 50 ~ 55MPa (23 ℃), but in the time of-40 ℃, described in embodiment 1-2, the IZOD strength under shock of plastics can reach 320 ~ 400 J/m, and comparative example 1 only only has 30 ~ 50 J/m.Visible, add therein chaff urea resin and methylsuccinic acid and can significantly improve impact resistance and the mechanical property of material under cryogenic conditions, significantly improved the resistance to low temperature of material.
In the present invention; for the ordinary skill in the art described; specific embodiment is just exemplarily described the present invention; obviously specific implementation of the present invention is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (9)
1. a low-temperature resistant plastic pallet, comprises the pallet matrix that adopts low temperature resistant resin to make, and it is characterized in that: on the surface of described pallet matrix, be formed with foaming composite coating, the thickness of described intumescent coating is 100 ~ 1000 μ m.
2. low-temperature resistant plastic pallet according to claim 1, is characterized in that: described foaming composite coating is double-decker, and it comprises foaming layer and is positioned at the skin covering of the surface in foaming layer; And the thickness of described skin covering of the surface is 3 ~ 10 μ m.
3. low-temperature resistant plastic pallet according to claim 1, is characterized in that: the preparation method of described foaming composite coating comprises the following steps:
(1) readiness tray mould, and in tray die die cavity, evenly spray mold release;
(2) in described tray die die cavity, spray in mould and paint, and dry;
(3) in described tray die die cavity, put into described pallet matrix, and the described tray die that closes;
(4) use foaming machine by described tray die cast gate injecting frothing material;
(5), after sufficient reacting solidifies, handrail mould under opening, takes out the handrail after processing.
4. low-temperature resistant plastic pallet according to claim 3, is characterized in that: in described mould, paint by the methyl methacrylate of 15 ~ 18wt%, the P-hydroxybenzoic acid 2-Octyl Nitrite of the polyphenylene sulfide of the methyl etherified melamine resin of 12 ~ 15wt%, 12 ~ 15wt%, 1.2 ~ 1.5wt%, the rosin modified phenolic resin of 5 ~ 8wt%, the nano aluminium oxide of the calcium fluoride of 1.2 ~ 1.5wt%, 8 ~ 10wt% and the butyl acetate of surplus form.
5. low-temperature resistant plastic pallet according to claim 3, it is characterized in that: described expanded material by the TDI of 25 ~ 30wt%, the adipic acid of 20 ~ 25wt% 1,4,4 of the BDO of 4-butanediol ester, 5 ~ 8wt%, the Lauxite of 12 ~ 15wt%, 2.8 ~ 3.2wt%
,the ammonium stearate of the sodium alkyl benzene sulfonate of-diaminodiphenyl ether, 0.50 ~ 0.75wt%, the pigment of 1.2 ~ 1.5wt%, 0.25 ~ 0.50wt%, the methylsuccinic acid sodium of 0.25 ~ 0.5wt%, the hydroxyethyliminodiacetic acid of 0.25 ~ 0.5wt% and the methyl methacrylate of surplus form.
6. a preparation method for low-temperature resistant plastic pallet, it comprises the following steps:
(1) adopt low temperature resistant resin-cast to form pallet matrix;
(2) adopt foam process to form foaming composite coating at described pallet matrix surface.
7. the preparation method of low-temperature resistant plastic pallet according to claim 6, is characterized in that described foaming composite coating adopts following technique preparation:
(2-1) readiness tray mould, and in tray die die cavity, evenly spray mold release;
(2-2) in described tray die die cavity, spray in mould and paint, and dry;
(2-3) in described tray die die cavity, put into described pallet matrix, and the described tray die that closes;
(2-4) use foaming machine by described tray die cast gate injecting frothing material;
(2-5), after sufficient reacting solidifies, handrail mould under opening, takes out the handrail after processing.
8. the preparation method of low-temperature resistant plastic pallet according to claim 7, is characterized in that: in described mould, paint by the methyl methacrylate of 15 ~ 18wt%, the P-hydroxybenzoic acid 2-Octyl Nitrite of the polyphenylene sulfide of the methyl etherified melamine resin of 12 ~ 15wt%, 12 ~ 15wt%, 1.2 ~ 1.5wt%, the rosin modified phenolic resin of 5 ~ 8wt%, the nano aluminium oxide of the calcium fluoride of 1.2 ~ 1.5wt%, 8 ~ 10wt% and the butyl acetate of surplus form.
9. the preparation method of low-temperature resistant plastic pallet according to claim 7, it is characterized in that: described expanded material by the TDI of 25 ~ 30wt%, the adipic acid of 20 ~ 25wt% 1,4,4 of the BDO of 4-butanediol ester, 5 ~ 8wt%, the Lauxite of 12 ~ 15wt%, 2.8 ~ 3.2wt%
,the ammonium stearate of the sodium alkyl benzene sulfonate of-diaminodiphenyl ether, 0.50 ~ 0.75wt%, the pigment of 1.2 ~ 1.5wt%, 0.25 ~ 0.50wt%, the methylsuccinic acid sodium of 0.25 ~ 0.5wt%, the hydroxyethyliminodiacetic acid of 0.25 ~ 0.5wt% and the methyl methacrylate of surplus form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310520033.4A CN103523332B (en) | 2013-10-30 | 2013-10-30 | Low-temperature resistant plastic pallet and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310520033.4A CN103523332B (en) | 2013-10-30 | 2013-10-30 | Low-temperature resistant plastic pallet and preparation method thereof |
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| CN103523332A true CN103523332A (en) | 2014-01-22 |
| CN103523332B CN103523332B (en) | 2015-08-19 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2614693B1 (en) * | 1976-04-06 | 1977-10-13 | Schoeller Gmbh & Co Kg, 3400 Goettingen | |
| EP0407097A2 (en) * | 1989-06-28 | 1991-01-09 | Nippon Petrochemicals Company, Limited | Sheet pallet |
| JPH08337246A (en) * | 1995-06-12 | 1996-12-24 | Nippon Petrochem Co Ltd | Low-temperature resistant sheet pallet |
| CN2359226Y (en) * | 1999-02-08 | 2000-01-19 | 刘胜祥 | Combined transport pallet made of paper honeycomb sandwich laminate |
| US6305301B1 (en) * | 1999-07-26 | 2001-10-23 | Piper Plastics, Inc. | Support structures such as pallets and methods and systems relating thereto |
| CN102329515A (en) * | 2010-07-13 | 2012-01-25 | 上海鑫鹏塑料制品有限公司 | Manufacturing method of plastic tray |
| US20120079966A1 (en) * | 2010-10-01 | 2012-04-05 | Zuliang Huang | Aviation Pallet and its producing method |
-
2013
- 2013-10-30 CN CN201310520033.4A patent/CN103523332B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2614693B1 (en) * | 1976-04-06 | 1977-10-13 | Schoeller Gmbh & Co Kg, 3400 Goettingen | |
| EP0407097A2 (en) * | 1989-06-28 | 1991-01-09 | Nippon Petrochemicals Company, Limited | Sheet pallet |
| JPH08337246A (en) * | 1995-06-12 | 1996-12-24 | Nippon Petrochem Co Ltd | Low-temperature resistant sheet pallet |
| CN2359226Y (en) * | 1999-02-08 | 2000-01-19 | 刘胜祥 | Combined transport pallet made of paper honeycomb sandwich laminate |
| US6305301B1 (en) * | 1999-07-26 | 2001-10-23 | Piper Plastics, Inc. | Support structures such as pallets and methods and systems relating thereto |
| CN102329515A (en) * | 2010-07-13 | 2012-01-25 | 上海鑫鹏塑料制品有限公司 | Manufacturing method of plastic tray |
| US20120079966A1 (en) * | 2010-10-01 | 2012-04-05 | Zuliang Huang | Aviation Pallet and its producing method |
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| CN103523332B (en) | 2015-08-19 |
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Inventor after: Xu Xiaoqiang Inventor before: Fu Lanxun |
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Effective date of registration: 20170512 Address after: 515000, Longhu Industrial Zone, Guangdong, Shantou, 7, two stories Patentee after: Shantou Xinhui Pharmaceutical Packing Material Factory Co., Ltd. Address before: 318020 Taizhou Province, Huangyan District, the new street in the village of the former 1037, No., No. seven Patentee before: Fu Lanxun |
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