CN102108655B - Method for manufacturing half-dry mold-pressed honeycomb carboards - Google Patents
Method for manufacturing half-dry mold-pressed honeycomb carboards Download PDFInfo
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- CN102108655B CN102108655B CN200910245060.9A CN200910245060A CN102108655B CN 102108655 B CN102108655 B CN 102108655B CN 200910245060 A CN200910245060 A CN 200910245060A CN 102108655 B CN102108655 B CN 102108655B
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Abstract
The invention discloses a method for manufacturing half-dry mold-pressed honeycomb carboards, which comprises the following steps of: (1) preparing starch glue; (2) preparing mixed pulp; and (3) processing honeycomb carboards. In the method for manufacturing the half-dry mold-pressed honeycomb carboards, waste carboard paper, agricultural stalks, waste textiles and the like can be recycled. In the manufacturing method, the total solid content in the mixed pulp is about 50 percent; compared with a wet processing method, the method has the characteristics of energy conservation and water conservation; and compared with a thermosetting processing method, the method has the characteristics of no aldehydes, zero emission, no toxin, no pollution and the like. The honeycomb carboards processed by the method have the characteristics of light weight, strong compressive resistance, waterproofness, moistureproofness, rot resistance, anti-mildew, anti-moth, and fumigation-free moth removal, have excellent processability such as capacity of being sawed, nailed and glued and the like, and can be widely applied to products such as heavy duty pallets, heavy duty packing boxes, light walls, decorative boards, furniture and the like.
Description
Technical field
The invention belongs to pulp mold honeycomb cardboard moulding process, particularly relate to a kind of manufacture method of half-dry mold-pressed honeycomb carboards.
Background technology
Continuously shaped device and the particular manufacturing craft > > thereof of honeycomb of the molded cellular board of application for a patent for invention < < wet type converting pulp of application number 200710056856.6, has disclosed in fact the process of the molded cellular board of a kind of wet type converting pulp.In this process, the concentration of its raw material paper pulp is only 5%, by mode processed gravity, extruding, vacuum, compression, is become and can be carried out the thicken pulp that the concentration of processing and forming is 50% ± 5.Obviously, there is the practical problem of water consumption, power consumption in the process of the disclosed molded cellular board of wet type converting pulp of foregoing invention patent application.
Summary of the invention
The object of the invention is to have the technical problem of water consumption, power consumption in order to solve the process of the disclosed molded cellular board of wet type converting pulp of foregoing invention patent application, and disclose a kind of manufacture method of half-dry mold-pressed honeycomb carboards.
The manufacture method of half-dry mold-pressed honeycomb carboards of the present invention is comprised of following steps:
(1) prepare amylan: heating when cornstarch adds water stirring, the weight part ratio 1 of cornstarch and water: 2-2.2, 35-40 ℃ of heating-up temperatures, after cornstarch hydration evenly, add hydrogen peroxide oxidation reaction, the weight part ratio 1 of cornstarch and hydrogen peroxide: 0.1-0.12, 40-60 minutes reaction time, after oxidation reaction, under stirring, add paste agent sodium hydrate aqueous solution, the weight part ratio 1 of NaOH and water: 2-2.5, the weight part ratio of cornstarch and sodium hydrate aqueous solution 1: 0.4-0.5, 45 ℃ of gelatinization points, gelatinization time 30 minutes, under stirring, add complexing agent borax solution, the weight part ratio of borax and water 1: 4-4.5, the weight part ratio of cornstarch and borax solution 1: 0.045-0.05, 56 ℃ of complexing temperature, 20 minutes complexing time, under stirring, add wet strength agent Polyamide-Polyamsne-Epichlorohydrin resin and additive modification alkyl ketene dimer, the weight part ratio 1 of cornstarch and wet strength agent: 0.05-0.1, the weight part ratio of cornstarch and auxiliary agent 1: 0.02-0.05, stir 10 minutes, add reinforcing agent acrylic acid ester emulsion, the weight part ratio 1 of cornstarch and reinforcing agent: 0.1-0.12, stir 20 minutes.
(2) prepare mixed slurry; Agricultural stalk is processed into velvet shape fiber through grater, through fiberizer, with multifunctional efficient fiberizer, fiber treatment is become to base slurry again, base slurry concentration 50%, in base slurry, add amylan to mix to obtain mixed slurry, the weight part ratio 1 of described base slurry and amylan: 0.4-1, mixed slurry total solid content is 50% ± 5.
(3) processing perforated paper plate: mixed slurry is delivered to mould through metering, mixed slurry is paved and is processed rear extrusion modling in mould, 350-400 tons/square metres of squeeze pressures, the hygrometric state honeycomb cardboard of extrusion modling through cutting arrange, dry to moisture 12% ± 2 honeycomb cardboard finished product.
The manufacture method of half-dry mold-pressed honeycomb carboards of the present invention is further comprising the steps of:
In described mixed slurry, also contain waste and old boxboard and/or discarded textiles composition, waste and old boxboard and/or discarded textiles are processed into velvet shape fiber through grater respectively, in fiberizer, mix the weight part ratio 1 of described agricultural stalk velvet shape fiber and waste and old boxboard and/or discarded textiles velvet shape fiber: 0.1-0.5 with agricultural stalk velvet shape fiber.
Describedly add fire retardant when adding amylan in base slurry, the weight part ratio 1 of base slurry and fire retardant: 0.01-0.05, described fire retardant is a kind of of ammonium polyphosphate or Firebrake ZB.
Describedly add filler when adding amylan in base slurry, the weight part ratio 1 of base slurry and filler: 0.01-0.1, described filler be calcium carbonate, talcum powder, potter's clay, bentonitic one or more.
Hygrometric state honeycomb cardboard after described cutting arranges is dried to moisture 24% ± 2 o'clock, by the honeycomb face gluing of two honeycomb cardboards, honeycomb overlap bonding, sizing, dry, dry to moisture 12% ± 2 hollow honeycomb cardboard finished product.
Beneficial effect of the present invention and advantage are: the manufacture method of this half-dry mold-pressed honeycomb carboards can fully utilize waste and old boxboard, agricultural stalk or the discarded recycling treatment such as textiles.The mixed slurry total solid content of this manufacture method is 50% left and right, relatively has feature energy-conservation, water saving with wet processing method, relatively has not aldehyde-containing type, zero-emission, nontoxic, free of contamination feature with heat curing-type processing method.That the honeycomb cardboard that this manufacture method is processed has is lightweight, compressive resistance strong, waterproof, protection against the tide, mildew-resistant, Anti-moth-eating, exempt from the feature of stifling deinsectization, the processability also with excellences such as can sawing, can follow closely, can glue, can be widely used in the products such as heavy-load type pallet, heavy-load type packing case, light wall, decorative panel, furniture.
The specific embodiment
Below in conjunction with embodiment, further illustrate the present invention.
Embodiment 1:
(1) prepare amylan: heating when cornstarch 46kg adds water 92kg stirring, the weight part ratio of cornstarch and water 1: 2, heating-up temperature 35-40 ℃.After cornstarch hydration evenly, add hydrogen peroxide 4.6kg oxidation reaction, the weight part ratio of cornstarch and hydrogen peroxide 1: 0.1.Reaction time 40-60 minute all can.After oxidation reaction, under stirring, add paste agent sodium hydrate aqueous solution 18.4kg, the weight part ratio of NaOH and water 1: 2, the weight part ratio of cornstarch and sodium hydrate aqueous solution 1: 0.4,45 ℃ of gelatinization points, gelatinization time 30 minutes.
Under stirring, add complexing agent borax solution 2.07kg, the weight part ratio of borax and water 1: 4, the weight part ratio of cornstarch and borax solution 1: 0.045,56 ℃ of complexing temperature, 20 minutes complexing time.
Under stirring, add wet strength agent Polyamide-Polyamsne-Epichlorohydrin resin 2.3kg and additive modification alkyl ketene dimer 0.92kg, the weight part ratio of cornstarch and wet strength agent 1: 0.05, the weight part ratio of cornstarch and auxiliary agent 1: 0.02, stir and after 10 minutes, add reinforcing agent acrylic acid ester emulsion 4.6kg, the weight part ratio of cornstarch and reinforcing agent 1: 0.1, stirs 20 minutes to such an extent that amylan is standby.
(2) prepare mixed slurry; Straw or wheat straw 1200kg are processed into velvet shape fiber through DFDJ steep-taper grater, then through DFH high-density paste mill, with DF multifunctional efficient fiberizer, fiber treatment are become to base slurry 2400kg, base slurry concentration 50%.Base slurry is dropped into kneader, in base slurry, add amylan 960kg to mix to obtain mixed slurry, the weight part ratio of base slurry and amylan 1: 0.4, mixed slurry total solid content is 50% ± 5.
(3) processing perforated paper plate: mixed slurry is delivered to mould through metering (according to mould), mixed slurry is paved and is processed rear extrusion modling in mould, 350-400 tons/square metres of squeeze pressures, the hygrometric state honeycomb cardboard of extrusion modling through cutting arrange, dry to moisture 12% ± 2 honeycomb cardboard finished product.
Embodiment 2:
(1) prepare amylan: heating when cornstarch 46kg adds water 101.2kg stirring, the weight part ratio of cornstarch and water 1: 2.2, heating-up temperature 35-40 ℃.After cornstarch hydration evenly, add hydrogen peroxide 5.52kg oxidation reaction, the weight part ratio of cornstarch and hydrogen peroxide 1: 0.12,40-60 minutes reaction time all could.After oxidation reaction, under stirring, add paste agent sodium hydrate aqueous solution 23kg, the weight part ratio of NaOH and water 1: 2.5, the weight part ratio of cornstarch and sodium hydrate aqueous solution 1: 0.5,45 ℃ of gelatinization points, gelatinization time 30 minutes.
Under stirring, add complexing agent borax solution 2.3kg, the weight part ratio of cornstarch and borax solution 1: 0.05, the weight part ratio of borax and water 1: 4,56 ℃ of complexing temperature, 20 minutes complexing time.
Under stirring, add wet strength agent Polyamide-Polyamsne-Epichlorohydrin resin 4.6kg and additive modification alkyl ketene dimer 2.3kg, the weight part ratio of cornstarch and wet strength agent 1: 0.1, the weight part ratio of cornstarch and auxiliary agent 1: 0.05.Stir after 10 minutes and add reinforcing agent acrylic acid ester emulsion 5.52kg, the weight part ratio of cornstarch and reinforcing agent 1: 0.12, stirs 20 minutes to such an extent that amylan is standby.
(2) prepare mixed slurry; Straw or wheat straw 1100kg and waste and old boxboard 110kg are processed into velvet shape fiber through DFDJ steep-taper grater respectively, straw or wheat straw and waste and old boxboard weight part ratio 1: 0.1, through DFH high-density paste mill, with DF multifunctional efficient fiberizer, above-mentioned fiber mixed processing is become to base slurry 2400kg again, base slurry concentration 50%.
Base slurry is dropped into kneader, in base slurry, add amylan 2400kg, fire retardant 24-120kg, filler 24-240kg to mix to obtain mixed slurry.The weight part ratio of base slurry and amylan 1: 1, the weight part ratio 1 of base slurry and fire retardant: 0.01-0.05, base is starched the weight part ratio 1 with filler: 0.01-0.1.Fire retardant is a kind of of ammonium polyphosphate or Firebrake ZB, filler be calcium carbonate, talcum powder, potter's clay, bentonitic one or more, the weight part ratio between various fillers is not limit.
(3) processing perforated paper plate: mixed slurry is delivered to mould through metering (according to mould), mixed slurry is paved and is processed rear extrusion modling in mould, 350-400 tons/square metres of squeeze pressures, the hygrometric state honeycomb cardboard of extrusion modling through cutting arrange, dry to moisture 12% ± 2 honeycomb cardboard finished product.
Embodiment 3:
(1) prepare amylan identical with embodiment 2.
(2) prepare mixed slurry; Straw or wheat straw 600kg and waste and old boxboard 200kg and discarded textiles 100kg are processed into respectively to velvet shape fiber through DFDJ steep-taper grater, straw or wheat straw and waste and old boxboard and discarded textiles weight part ratio 1: 0.5, the weight part ratio of waste and old boxboard and discarded textiles is not limit.Through DFH high-density paste mill, with DF multifunctional efficient fiberizer, above-mentioned fiber mixed processing is become to base slurry 1800kg again, base slurry concentration 50%.
Base slurry is dropped into kneader, in base slurry, add amylan 1800kg, fire retardant 18-90kg, filler 18-180kg to mix to obtain mixed slurry.The weight part ratio of base slurry and amylan 1: 1, the weight part ratio 1 of base slurry and fire retardant: 0.01-0-05, base is starched the weight part ratio 1 with filler: 0.01-0.1.Fire retardant is a kind of of ammonium polyphosphate or Firebrake ZB, and filler is calcium carbonate, talcum powder, potter's clay, bentonitic a kind of.
(3) processing perforated paper plate: mixed slurry is delivered to mould through metering (according to mould), mixed slurry is paved and is processed rear extrusion modling in mould, squeeze pressure 350-400 ton/square metre, the hygrometric state honeycomb cardboard of extrusion modling through cutting arrange, dry to moisture 12% ± 2 honeycomb cardboard finished product.
Embodiment 4:
(1) prepare amylan identical with embodiment 2.
(2) prepare mixed slurry identical with embodiment 2.
(3) processing perforated paper plate: mixed slurry is delivered to mould through metering (according to mould), mixed slurry is paved and is processed rear extrusion modling in mould, 350-400 tons/square metres of squeeze pressures, the hygrometric state honeycomb cardboard of extrusion modling arranges, dries to moisture 24% ± 2 o'clock through cutting, by the honeycomb face gluing of two honeycomb cardboards, honeycomb overlap bonding, sizing, dry, sizing, dry and complete in setting machine.Dry to moisture 12% ± 2 hollow honeycomb cardboard finished product.
Claims (5)
1. a manufacture method for half-dry mold-pressed honeycomb carboards, is characterized in that being comprised of following steps:
(1) prepare amylan: heating when cornstarch adds water stirring, the weight part ratio 1 of cornstarch and water: 2-2.2, heating-up temperature 35-40 ℃, after cornstarch hydration evenly, add hydrogen peroxide oxidation reaction, the weight part ratio 1 of cornstarch and hydrogen peroxide: 0.1-0.12, reaction time 40-60 minute, after oxidation reaction, under stirring, add paste agent sodium hydrate aqueous solution, the weight part ratio of NaOH and water 1: 2-2.5, the weight part ratio 1 of cornstarch and sodium hydrate aqueous solution: 0.4-0.5, 45 ℃ of gelatinization points, gelatinization time 30 minutes, under stirring, add complexing agent borax solution, the weight part ratio of borax and water 1: 4-4.5, the weight part ratio of cornstarch and borax solution 1: 0.045-0.05, 56 ℃ of complexing temperature, 20 minutes complexing time, under stirring, add wet strength agent Polyamide-Polyamsne-Epichlorohydrin resin and additive modification alkyl ketene dimer, the weight part ratio of cornstarch and wet strength agent 1: 0.05-0.1, the weight part ratio 1 of cornstarch and auxiliary agent: 0.02-0.05, stir 10 minutes, add reinforcing agent acrylic acid ester emulsion, the weight part ratio 1 of cornstarch and reinforcing agent: 0.1-0.12, stir 20 minutes,
(2) prepare mixed slurry; Agricultural stalk is processed into velvet shape fiber through grater, through fiberizer, with multifunctional efficient fiberizer, fiber treatment is become to base slurry again, base slurry concentration 50%, in base slurry, add amylan to mix to obtain mixed slurry, the weight part ratio 1 of described base slurry and amylan: 0.4-1, mixed slurry total solid content is 50% ± 5;
(3) processing perforated paper plate: mixed slurry is delivered to mould through metering, mixed slurry is paved and is processed rear extrusion modling in mould, squeeze pressure 350-400 ton/square metre, the hygrometric state honeycomb cardboard of extrusion modling through cutting arrange, dry to moisture 12% ± 2 honeycomb cardboard finished product.
2. the manufacture method of half-dry mold-pressed honeycomb carboards according to claim 1, it is characterized in that: in described mixed slurry, also contain waste and old boxboard and/or discarded textiles composition, waste and old boxboard and/or discarded textiles are processed into velvet shape fiber through grater respectively, in fiberizer, mix the weight part ratio 1 of described agricultural stalk velvet shape fiber and waste and old boxboard and/or discarded textiles velvet shape fiber: 0.1-0.5 with agricultural stalk velvet shape fiber.
3. the manufacture method of half-dry mold-pressed honeycomb carboards according to claim 1, it is characterized in that: describedly add fire retardant when adding amylan in base slurry, the weight part ratio 1 of base slurry and fire retardant: 0.01-0.05, described fire retardant is a kind of of ammonium polyphosphate or Firebrake ZB.
4. the manufacture method of half-dry mold-pressed honeycomb carboards according to claim 1, it is characterized in that: describedly add filler when adding amylan in base slurry, the weight part ratio 1 of base slurry and filler: 0.01-0.1, described filler is calcium carbonate, talcum powder, potter's clay, bentonitic---kind or several..
5. the manufacture method of half-dry mold-pressed honeycomb carboards according to claim 1, it is characterized in that: the hygrometric state honeycomb cardboard after described cutting arranges is dried to moisture 24% ± 2 o'clock, by the honeycomb face gluing of two honeycomb cardboards, honeycomb overlap bonding, sizing, dry, dry to moisture 12% ± 2 hollow honeycomb cardboard finished product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910245060.9A CN102108655B (en) | 2009-12-24 | 2009-12-24 | Method for manufacturing half-dry mold-pressed honeycomb carboards |
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| CN200910245060.9A CN102108655B (en) | 2009-12-24 | 2009-12-24 | Method for manufacturing half-dry mold-pressed honeycomb carboards |
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| CN102108655A CN102108655A (en) | 2011-06-29 |
| CN102108655B true CN102108655B (en) | 2014-04-02 |
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| CN103215853A (en) * | 2013-03-29 | 2013-07-24 | 金红叶纸业集团有限公司 | Wet strength agent, paper production technology and paper |
| CN103643587A (en) * | 2013-12-11 | 2014-03-19 | 苏州谊恒印务有限公司 | Preparation method of tung branch printing paper pulp |
| CN103643585A (en) * | 2013-12-11 | 2014-03-19 | 苏州谊恒印务有限公司 | Preparation method of sweet potato powder printing paper pulp |
| CN103788419B (en) * | 2013-12-13 | 2016-05-25 | 湖南省桓荣包装科技有限公司 | The manufacture craft of the starch specialized glue of a kind of cardboard streamline and starch specialized formula thereof |
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| CN107674440A (en) * | 2017-10-30 | 2018-02-09 | 贵州铜仁华毅新型材料科技有限公司 | A kind of resistance to puncture honeycomb paper and preparation method thereof |
| CN107780293A (en) * | 2017-10-30 | 2018-03-09 | 贵州铜仁华毅新型材料科技有限公司 | A kind of insect prevention antibacterial honeycomb paper and preparation method thereof |
| CN110205873A (en) * | 2019-07-05 | 2019-09-06 | 咖法科技(上海)有限公司 | A kind of coffee grounds carton material and preparation method thereof |
| CN110653981B (en) * | 2019-09-02 | 2021-08-06 | 浙江蓝图包装有限公司 | Production process of environment-friendly packaging box |
| CN114855494A (en) * | 2022-04-28 | 2022-08-05 | 中岭环保有限公司 | Honeycomb paper for agricultural or ecological restoration, preparation method and product containing honeycomb paper |
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| CN1831245A (en) * | 2005-03-09 | 2006-09-13 | 赵立 | Manufacturing method of cellular carton and forming device thereof |
| CN101016706A (en) * | 2007-03-02 | 2007-08-15 | 中国包装科研测试中心 | Honeycomb progressive forming apparatus for molding honeycombed cardboard by wet processing paper pulp and special die for the same |
| CN101314267A (en) * | 2007-06-01 | 2008-12-03 | Sika技术股份公司 | Honeycomb sandwich panels and the use of a two component polyurethane adhesive in the manufacture thereof |
| CN101566272A (en) * | 2009-03-02 | 2009-10-28 | 张子良 | Stalk honeycomb material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH10138404A (en) * | 1996-09-13 | 1998-05-26 | Nitto Boseki Co Ltd | Composite board |
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- 2009-12-24 CN CN200910245060.9A patent/CN102108655B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| CN1831245A (en) * | 2005-03-09 | 2006-09-13 | 赵立 | Manufacturing method of cellular carton and forming device thereof |
| CN101016706A (en) * | 2007-03-02 | 2007-08-15 | 中国包装科研测试中心 | Honeycomb progressive forming apparatus for molding honeycombed cardboard by wet processing paper pulp and special die for the same |
| CN101314267A (en) * | 2007-06-01 | 2008-12-03 | Sika技术股份公司 | Honeycomb sandwich panels and the use of a two component polyurethane adhesive in the manufacture thereof |
| CN101566272A (en) * | 2009-03-02 | 2009-10-28 | 张子良 | Stalk honeycomb material |
Non-Patent Citations (1)
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