CN104761868A - Environmentally-friendly fast-curing long-storage-time amino molded granule and production method thereof - Google Patents
Environmentally-friendly fast-curing long-storage-time amino molded granule and production method thereof Download PDFInfo
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- CN104761868A CN104761868A CN201410002737.7A CN201410002737A CN104761868A CN 104761868 A CN104761868 A CN 104761868A CN 201410002737 A CN201410002737 A CN 201410002737A CN 104761868 A CN104761868 A CN 104761868A
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Abstract
The invention discloses an environmentally-friendly fast-curing long-storage-time amino molded granule and a production method thereof. Raw materials for preparing the granule comprise an aqueous solution of formaldehyde, urea, melamine, assistants, caustic soda and a filler. The filler is a pulp board, waste paper wood pulp, wood powder, vegetable fiber or husk, bone meal, starch and inorganic oxide mixture, and the assistants comprise urotropine, oxalic acid, water, ammonium sulfamate, magnesium oxide, zinc oxide, ammonium chloride, ethanol, triethanolamine, ammonia water, PPG, T-8, sodium naphthalene sulfonate, glycerin, magnesium carbonate, resorcinol, a pigment and zinc stearate. The production method of the environmentally-friendly fast-curing long-storage-time amino molded granule comprises the following steps: 1, synthesizing resin through a general alkali-acid-alkali technology, inputting the resin and the filler into a vacuum granulating reaction kettle in an evaporative concentration phase, and completing closed production in a one step manner.
Description
Technical field
The present invention relates to plastic applications, relate in particular to the amino granular molding material manufacturing technique of environment-friendly type.
Background technology
Along with the propelling of human civilization, the environmental consciousness of people is more and more stronger, requirement that is green to clothing, food, lodging and transportion--basic necessities of life, environmental protection is also more and more higher, and the plastics pressing close to the life of people enjoy the concern of human consumer especially, research staff has released one after another many nontoxic, harmless, pollution-free, degredation plastic new variety, because its machine-shaping is convenient, bright in luster, cost is low, extensively should in fields such as furniture building materials and ornaments, daily necessities, artwork, tablewares.Utilizing wood powder saw powder shaving, vegetable fibre, paddy shell, carapace powder, starch and inorganic oxide etc. to improve thermosetting resin, is exactly the class in nontoxic, harmless plastics.
The amino Moulding powder processing method of current domestic production is for raw material with formaldehyde, urea, trimeric cyanamide etc., by integrating slurrying with filler, dry with mesh bag drying baker, formation plate mould material, then carry out pulverizing, ball milling, make melamine moulding powder, whole production process about 8 hours.This mode labour intensity is large, big energy-consuming, and have pollution to environment, have infringement to human body, the dust of finished product is many, density is low, appearance poor, Quality and yield is all difficult to effective raising.
Summary of the invention
The raw material that a kind of environment-friendly type quick solidifying of the present invention stores in long amino granular molding compound and production method is: a kind of environment-friendly type quick solidifying stores long amino granular molding compound and production method, it is characterized in that preparing the long amino granular molding compound raw material of this environment-friendly type quick solidifying storage is: formalin, urea, trimeric cyanamide, auxiliary agent, caustic soda, the material compositions such as packing material, for the resins synthesis stage: the alkali-acid-alkali method synthetic resins of gating, evaporation polycondensation phase: by resin and packing material input vacuum granulation reactor all-in-one, there is polymerization, mediate, dispersion, closed production one step of the functions such as drying completes.
The parts by weight of each component are respectively: formalin 2400, urea 1380, trimeric cyanamide 115, auxiliary agent 180, packing material 600-1000, described packing material is the mixture of pulp board, waste paper wood pulp, wood powder, vegetable fibre or paddy shell, bone meal, starch and inorganic oxide, and the weight ratio of pulp board, waste paper wood pulp, wood powder, vegetable fibre or paddy shell, bone meal, starch and inorganic oxide is 50-90:3-20, described inorganic oxide is selected from calcium oxide, aluminum oxide and kaolin etc.Auxiliary agent parts by weight are respectively: urotropine 80, oxalic acid 3-6, the 40-80 such as water, Ammonium sulfamate, magnesium oxide, zinc oxide, ammonium chloride, ethanol, trolamine, ammoniacal liquor, PPG, T8, sodium naphthalene sulfonate, glycerine, magnesiumcarbonate, Resorcinol, colorant and Zinic stearas etc. 40.
Deliver to adding packing material in resin liquid in vacuum granulation reactor, be fully uniformly mixed, high-speed stirring is after 2 ~ 5 minutes, turn low speed, material reaction temperature is incubated 40 minutes under 50-60 degree, opens vacuum valve and to draw water vapour, stirring at low speed 10 ~ 15 minutes, transfer interval high-speed stirring to, temperature of charge 60-70 DEG C, measured moisture after 40 minutes, meet decompress(ion) cooling blowing after moisture content requirement, the short storage of this material solidification is long, omnidistance tasteless without bisque quality better, cost-saving raising effect.
beneficial effect:
1, the present invention is in thermosetting resin synthesis, and with the addition of multiple material composition auxiliary curing agent, improve resin property namely in moulding process, operation facilitates quick solidifying without powder, and the shelf-time is long, cost-saving raising effect.
2, packing material is: the mixture of pulp board, waste paper wood pulp, wood powder, vegetable fibre or paddy shell, bone meal, starch and inorganic oxide, and cost is low, and performance is good, improves Performance Strength, expands the use range of such material.
embodiment:
Embodiment 1: get formalin 240 kilograms, 138 kilograms, urea, trimeric cyanamide 11 kilograms, auxiliary agent (urotropine 8 kilograms, oxalic acid 0.3 kilogram, water, Ammonium sulfamate, magnesium oxide, zinc oxide, ammonium chloride, ethanol, trolamine, ammoniacal liquor, PPG, T8, sodium naphthalene sulfonate, glycerine, magnesiumcarbonate, Resorcinol etc. 5.7 kilograms, colorant and Zinic stearas etc. 4 kilograms) 18 kilograms etc. add in vacuum granulation reactor all-in-one, the alkali-acid-alkali method synthetic resins of gating.
By add in resin liquid packing material give up blank sheet of paper slurry wood pulp 65 kilograms, vacuum granulation reactor all-in-one, is fully uniformly mixed, high-speed stirring, after 2 ~ 5 minutes, turns low speed, and material reaction temperature is incubated 40 minutes under 50-60 degree, open vacuum valve to draw water vapour, intensification stirring at low speed 10 ~ 15 minutes, temperature of charge 60-70 DEG C, measured moisture after 40 minutes, after meeting moisture requirement, transfer to interval high-speed stirring, decompress(ion) cooling blowing, amino granular molding compound.
Embodiment 2: get formalin 300 kilograms, 150 kilograms, urea, trimeric cyanamide 10 kilograms, auxiliary agent (urotropine 8 kilograms, oxalic acid 0.6 kilogram, water, Ammonium sulfamate, magnesium oxide, zinc oxide, ammonium chloride, ethanol, trolamine, ammoniacal liquor, PPG, T8, sodium naphthalene sulfonate, glycerine, magnesiumcarbonate, Resorcinol etc. 6.4 kilograms, colorant and Zinic stearas etc. 5 kilograms) 20 kilograms etc. add in vacuum granulation reactor all-in-one, the alkali-acid-alkali method synthetic resins of gating.
By material wood powder 350 kilograms, 150 kilograms, shell powder, 20 kilograms, the calcium oxide based on bone meal, puts into all-in-one, closed productions such as being polymerized with example 1, mediating, disperse, be dry.Not only environmental protection, but also the amino granular molding compound of economy and durability.
Embodiment 3: get formalin 180 kilograms, 110 kilograms, urea, trimeric cyanamide 1 kilogram, auxiliary agent (urotropine 6 kilograms, oxalic acid 0.3 kilogram, water, Ammonium sulfamate, magnesium oxide, zinc oxide, ammonium chloride, ethanol, trolamine, ammoniacal liquor, PPG, T8, sodium naphthalene sulfonate, glycerine, magnesiumcarbonate, Resorcinol etc. 5.7 kilograms, colorant and Zinic stearas etc. 3 kilograms) 15 kilograms etc. add in vacuum granulation reactor all-in-one, the alkali-acid-alkali method synthetic resins of gating.
Vacuum granulation reactor all-in-one, under whipped state, adds 28 kilograms, waste cotton flaxen fiber, waste paper starch 26 kilograms, kaolin 33 kilograms successively, following operating process as implemented with example 1, polymerization, mediate, dispersion, the closed production such as dry.Can high strength be manufactured, shock resistance, stretching resistance labour safety product with this material, attractive in appearance, generous, fall not bad, also can make Dining tool, available mahjong chess and card, flowerpot, tableware, artwork, Top Grade Decorative Plank, the environment-friendly materials such as imitative solid wood household, economical, material benefit.
Can also use farm crop tangerine bar, add starch and make packing material, mix inorganic oxide in right amount, produce environment-friendly type plastic, use this craft articles, household utensils, decorative building material etc. not only have above-mentioned advantage, and raw material sources are extensive, with low cost.
Claims (4)
1. an environment-friendly type quick solidifying stores long amino granular molding compound and production method, it is characterized in that preparing the long amino granular molding compound raw material of this environment-friendly type quick solidifying storage is: formalin, urea, trimeric cyanamide, auxiliary agent, caustic soda, the material compositions such as packing material, for the resins synthesis stage: the alkali-acid-alkali method synthetic resins of gating, evaporation polycondensation phase: vacuum granulation reactor all-in-one resin and packing material being inputted designed, designed, closed production one step with functions such as polymerization, kneading, dispersion, dryings completes.
2. prepare the production method that a kind of environment-friendly type quick solidifying described in claim 1 stores long amino granular molding compound and production method for one kind, the parts by weight of each component of its feature are respectively: formalin 2400, urea 1380, trimeric cyanamide 115, auxiliary agent 180, packing material 600-1000, described packing material is pulp board, waste paper wood pulp, wood powder, vegetable fibre or paddy shell, bone meal, the mixture of starch and inorganic oxide, and pulp board, waste paper wood pulp, wood powder, vegetable fibre or paddy shell, bone meal, the weight ratio of starch and inorganic oxide is 50-90:6-20, described inorganic oxide is selected from calcium oxide, aluminum oxide and kaolin etc.
3. prepare a kind of environment-friendly type quick solidifying described in claim 1 and store auxiliary agent parts by weight described in long amino granular molding compound and production method and be respectively for one kind: urotropine 80, oxalic acid 3-6, the 40-80 such as water, Ammonium sulfamate, magnesium oxide, zinc oxide, ammonium chloride, ethanol, trolamine, ammoniacal liquor, PPG, T8, sodium naphthalene sulfonate, glycerine, magnesiumcarbonate, Resorcinol, colorant and Zinic stearas etc. 40.
4. prepare the long amino granular molding compound of a kind of environment-friendly type quick solidifying storage and production method described in claim 1 for one kind, it is characterized in that general alkali-acid-alkali method synthetic resins, deliver in vacuum granulation reactor by adding packing material in resin liquid, fully be uniformly mixed, high-speed stirring is after 2 ~ 5 minutes, turn low speed, material reaction temperature is incubated 40 minutes under 50-60 degree, unlatching vacuum valve draws water, stirring at low speed 10 ~ 15 minutes, transfer interval high-speed stirring to, temperature of charge 60-70 DEG C, moisture is measured after 40 minutes, meet decompress(ion) cooling blowing after moisture content requirement, the short storage of this material solidification is long, omnidistance tasteless without bisque quality better, cost-saving raising effect.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410002737.7A CN104761868A (en) | 2014-01-04 | 2014-01-04 | Environmentally-friendly fast-curing long-storage-time amino molded granule and production method thereof |
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| CN201410002737.7A CN104761868A (en) | 2014-01-04 | 2014-01-04 | Environmentally-friendly fast-curing long-storage-time amino molded granule and production method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542391A (en) * | 2016-02-02 | 2016-05-04 | 温州达源贸易有限公司 | Urea-formaldehyde molding powder and preparation method thereof |
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2014
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542391A (en) * | 2016-02-02 | 2016-05-04 | 温州达源贸易有限公司 | Urea-formaldehyde molding powder and preparation method thereof |
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Application publication date: 20150708 |