CN114892440A - Special glue applying powder for packaging paper - Google Patents
Special glue applying powder for packaging paper Download PDFInfo
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- CN114892440A CN114892440A CN202210525257.3A CN202210525257A CN114892440A CN 114892440 A CN114892440 A CN 114892440A CN 202210525257 A CN202210525257 A CN 202210525257A CN 114892440 A CN114892440 A CN 114892440A
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- Prior art keywords
- acrylamide
- amount
- contained
- ferrous sulfate
- content
- Prior art date
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- 239000000843 powder Substances 0.000 title claims abstract description 34
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 32
- 239000003292 glue Substances 0.000 title claims abstract description 29
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000011790 ferrous sulphate Substances 0.000 claims abstract description 35
- 235000003891 ferrous sulphate Nutrition 0.000 claims abstract description 35
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims abstract description 35
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims abstract description 35
- 229920002472 Starch Polymers 0.000 claims abstract description 25
- 235000019698 starch Nutrition 0.000 claims abstract description 25
- 239000008107 starch Substances 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 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 abstract description 23
- 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 abstract description 23
- 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 abstract description 23
- TVXBFESIOXBWNM-UHFFFAOYSA-N Xylitol Natural products OCCC(O)C(O)C(O)CCO TVXBFESIOXBWNM-UHFFFAOYSA-N 0.000 claims abstract description 22
- HEBKCHPVOIAQTA-UHFFFAOYSA-N meso ribitol Natural products OCC(O)C(O)C(O)CO HEBKCHPVOIAQTA-UHFFFAOYSA-N 0.000 claims abstract description 22
- HEBKCHPVOIAQTA-SCDXWVJYSA-N xylitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)CO HEBKCHPVOIAQTA-SCDXWVJYSA-N 0.000 claims abstract description 22
- 229960002675 xylitol Drugs 0.000 claims abstract description 22
- 235000010447 xylitol Nutrition 0.000 claims abstract description 22
- 239000000811 xylitol Substances 0.000 claims abstract description 22
- 239000002781 deodorant agent Substances 0.000 claims abstract description 19
- 239000002994 raw material Substances 0.000 claims abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 24
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 claims description 18
- 239000013078 crystal Substances 0.000 claims description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 229910021642 ultra pure water Inorganic materials 0.000 claims description 12
- 239000012498 ultrapure water Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 7
- 238000005303 weighing Methods 0.000 claims description 7
- 239000003153 chemical reaction reagent Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000012153 distilled water Substances 0.000 claims description 4
- 239000000706 filtrate Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000005189 flocculation Methods 0.000 abstract description 6
- 230000016615 flocculation Effects 0.000 abstract description 6
- 230000009467 reduction Effects 0.000 abstract description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 3
- 238000004026 adhesive bonding Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 3
- 150000002500 ions Chemical class 0.000 abstract description 3
- 239000011574 phosphorus Substances 0.000 abstract description 3
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 3
- 230000001954 sterilising effect Effects 0.000 abstract description 3
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000004042 decolorization Methods 0.000 abstract 1
- 238000005457 optimization Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 4
- 238000004513 sizing Methods 0.000 description 3
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 239000004382 Amylase Substances 0.000 description 1
- 102000013142 Amylases Human genes 0.000 description 1
- 108010065511 Amylases Proteins 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 235000019418 amylase Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229920001909 styrene-acrylic polymer Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/06—Alcohols; Phenols; Ethers; Aldehydes; Ketones; Acetals; Ketals
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/07—Nitrogen-containing compounds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/28—Starch
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/62—Rosin; Derivatives thereof
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/66—Salts, e.g. alums
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/10—Packing paper
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Abstract
The invention discloses a special glue applying powder for packaging paper, which comprises the following raw materials: the starch, the acrylamide, the xylitol, the rosin, the deodorant and the ferrous sulfate are contained, wherein the starch is contained in an amount of 60% -75%, the acrylamide is contained in an amount of 1.5% -4%, the xylitol is contained in an amount of 1.5% -2.5%, the rosin is contained in an amount of 3% -5.5%, the deodorant is contained in an amount of 3.5% -4%, and the ferrous sulfate is contained in an amount of 15% -25%. The special gluing powder for the packaging paper has the advantages of good sterilization function, good flocculation effect, good decolorization capacity, removal of heavy metal ions, oil removal and phosphorus removal through the added ferrous sulfate, improves the packaging paper ring pressure, water resistance, moisture regain control, operation process optimization and paper gluing cost reduction, saves a large amount of starch for China every year, is environment-friendly and energy-saving in production, and does not generate resource waste.
Description
Technical Field
The invention relates to the field of sizing powder, in particular to special sizing powder for packaging paper.
Background
The traditional glue applying powder for papermaking is prepared from starch, styrene-acrylic glue, AKD glue, rosin size, other water-resisting agents, aluminum sulfate, ammonium persulfate and amylase, the manufacturing formula is high in cost, the used materials are more, a large amount of starch needs to be used for manufacturing during production, the manufacturing process is complex, and energy conservation and environmental protection are not sufficient.
Disclosure of Invention
The invention mainly aims to provide the special glue applying powder for the packaging paper, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the special glue applying powder for the packaging paper comprises the following raw materials: the starch, the acrylamide, the xylitol, the rosin, the deodorant and the ferrous sulfate are contained, wherein the starch is contained in an amount of 60% -75%, the acrylamide is contained in an amount of 1.5% -4%, the xylitol is contained in an amount of 1.5% -2.5%, the rosin is contained in an amount of 3% -5.5%, the deodorant is contained in an amount of 3.5% -4%, and the ferrous sulfate is contained in an amount of 15% -25%.
Preferably, the proportion of starch is 70%, the proportion of acrylamide is 2.5%, the proportion of xylitol is 2.5%, the proportion of rosin is 2.5%, the proportion of deodorant is 2.5%, and the proportion of ferrous sulfate is 20%.
Preferably, the starch content is 65%, the acrylamide content is 3%, the xylitol content is 2%, the rosin content is 4%, the odor eliminating agent content is 4%, and the ferrous sulfate content is 22%.
Preferably, the method comprises the following operation steps:
s1: preparing the required acrylamide: preparing 290g of acrylamide, 10g of methylene bisacrylamide and 1000ml of ultrapure water, putting 1000ml of ultrapure water into a water bath kettle for preheating at the temperature of not less than 37 ℃, weighing 290g of acrylamide and 10g of methylene bisacrylamide, adding the weighed acrylamide and 10g of methylene bisacrylamide into the preheated ultrapure water, stirring the weighed acrylamide and 10g of methylene bisacrylamide by using a glass rod to completely dissolve the weighed acrylamide and 10g of methylene bisacrylamide, filtering the dissolved solution by using qualitative filter paper, putting the filtered solution into a bottle, storing the bottle at 4 ℃, and standing the bottle for later use;
s2: preparing the required ferrous sulfate: taking a proper amount of scrap iron, placing the scrap iron in a beaker, adding a proper amount of sodium hydroxide solution, immersing the solution, heating the beaker in water bath, controlling the temperature between fifty ℃ and eighty ℃ until a small amount of bubbles are generated, changing the color of the solution, and still remaining a small amount of scrap iron at the bottom of the beaker, preheating a filter by using a small amount of hot water, filtering the mixture while the mixture is hot, immediately transferring the filtrate into a closed test tube until light green crystals are separated out, taking out the crystals, washing the crystals for 2-3 times by using distilled water, sucking dry water by using filter paper, weighing, transferring the crystals into a reagent bottle, sealing and storing to obtain ferrous sulfate, and placing the ferrous sulfate for later use;
s3: the prepared starch, acrylamide, xylitol, rosin, deodorant and ferrous sulfate are put into a stirrer according to the parts, are fully stirred for three hours, and are taken out and bagged immediately, thus preparing the special glue powder for the packaging paper.
Preferably, the acrylamide is 30%.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the product has flocculation property, thickening property, shearing resistance, resistance reduction, dispersibility and other properties through the added acrylamide, the application range of the special glue applying powder for the packaging paper is greatly improved, the prepared special glue applying powder for the packaging paper has better corrosion resistance through the added xylitol, the special glue applying powder for the packaging paper cannot easily deteriorate and damage, the service life of the special glue applying powder is greatly prolonged, the wear resistance of the special glue applying powder for the packaging paper can be improved through the added rosin, meanwhile, the special glue applying powder for the packaging paper can not easily dissolve in water, peculiar smell generated in the manufacturing process can be taken out through the added deodorant, the special glue applying powder for the packaging paper has better sterilization function through the added ferrous sulfate, has better flocculation effect, has good decoloration capability, and has the characteristics of removing heavy metal ions, removing oil and removing phosphorus, the product can save a large amount of starch for the country every year while improving the ring pressure of the packing paper, resisting water, controlling moisture regain, optimizing the operation process and reducing the paper gluing cost, and the production is more environment-friendly and energy-saving, and can not generate the waste of resources.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the method comprises the following raw materials: starch, acrylamide, xylitol, rosin, a deodorant and ferrous sulfate, wherein the content of the starch is 60% -75%, the content of the acrylamide is 1.5% -4%, the content of the xylitol is 1.5% -2.5%, the content of the rosin is 3% -5.5%, the content of the deodorant is 3.5% -4%, and the content of the ferrous sulfate is 15% -25%.
The proportion of starch is 70%, the proportion of acrylamide is 2.5%, the proportion of xylitol is 2.5%, the proportion of rosin is 2.5%, the proportion of deodorant is 2.5%, and the proportion of ferrous sulfate is 20%.
The glue applying powder special for the packaging paper comprises the following operation steps:
s1: preparing the required acrylamide: preparing 290g of acrylamide, 10g of methylene bisacrylamide and 1000ml of ultrapure water, putting 1000ml of ultrapure water into a water bath kettle for preheating at the temperature of not less than 37 ℃, weighing 290g of acrylamide and 10g of methylene bisacrylamide, adding the weighed acrylamide and 10g of methylene bisacrylamide into the preheated ultrapure water, stirring the weighed acrylamide and 10g of methylene bisacrylamide by using a glass rod to completely dissolve the weighed acrylamide and 10g of methylene bisacrylamide, filtering the dissolved solution by using qualitative filter paper, putting the filtered solution into a bottle, storing the bottle at 4 ℃ and standing the bottle for later use, wherein the content of acrylamide is 30%;
s2: preparing the required ferrous sulfate: taking a proper amount of scrap iron, placing the scrap iron in a beaker, adding a proper amount of sodium hydroxide solution, immersing the solution, heating the beaker in water bath, controlling the temperature between fifty ℃ and eighty ℃ until a small amount of bubbles are generated, changing the color of the solution, and still remaining a small amount of scrap iron at the bottom of the beaker, preheating a filter by using a small amount of hot water, filtering the mixture while the mixture is hot, immediately transferring the filtrate into a closed test tube until light green crystals are separated out, taking out the crystals, washing the crystals for 2-3 times by using distilled water, sucking dry water by using filter paper, weighing, transferring the crystals into a reagent bottle, sealing and storing to obtain ferrous sulfate, and placing the ferrous sulfate for later use;
s3: the prepared starch, acrylamide, xylitol, rosin, deodorant and ferrous sulfate are put into a stirrer according to the parts, are fully stirred for three hours, and are taken out and bagged immediately, thus preparing the special glue powder for the packaging paper.
The second embodiment is as follows:
the method comprises the following raw materials: starch, acrylamide, xylitol, rosin, a deodorant and ferrous sulfate, wherein the content of the starch is 60% -75%, the content of the acrylamide is 1.5% -4%, the content of the xylitol is 1.5% -2.5%, the content of the rosin is 3% -5.5%, the content of the deodorant is 3.5% -4%, and the content of the ferrous sulfate is 15% -25%.
The proportion of starch is 65%, the proportion of acrylamide is 3%, the proportion of xylitol is 2%, the proportion of rosin is 4%, the proportion of deodorant is 4%, and the proportion of ferrous sulfate is 22%.
The glue applying powder special for the packaging paper comprises the following operation steps:
s1: preparing the needed acrylamide: 290g of acrylamide, 10g of methylene bisacrylamide and 1000ml of ultrapure water are prepared, 1000ml of ultrapure water is placed in a water bath kettle for preheating, the temperature is not lower than 37 ℃, 290g of acrylamide and 10g of methylene bisacrylamide are weighed and added into the preheated ultrapure water, a glass rod is used for stirring to completely dissolve the acrylamide and the methylene bisacrylamide, the dissolved solution is filtered by qualitative filter paper, and the filtered solution is placed into a bottle for storage at 4 ℃ and is placed for standby, wherein the content of the acrylamide is 30%.
S2: preparing the required ferrous sulfate: taking a proper amount of scrap iron, placing the scrap iron in a beaker, adding a proper amount of sodium hydroxide solution, immersing the solution, heating the beaker in water bath, controlling the temperature to be between fifty ℃ and eighty ℃, keeping the temperature until a small amount of bubbles are generated and the color of the solution changes, keeping a small amount of scrap iron at the bottom of the beaker, preheating a filter by using a small amount of hot water, filtering the mixture while the mixture is hot, immediately transferring the filtrate into a closed test tube until light green crystals are separated out, taking out the crystals, washing the crystals for 2-3 times by using distilled water, sucking the water by using filter paper, weighing, transferring the crystals into a reagent bottle, sealing and storing to obtain ferrous sulfate, and placing the ferrous sulfate for later use.
S3: the prepared starch, acrylamide, xylitol, rosin, deodorant and ferrous sulfate are put into a stirrer according to the parts, are fully stirred for three hours, and are taken out and bagged immediately, thus preparing the special glue powder for the packaging paper.
According to the invention, the product has flocculation property, thickening property, shearing resistance, resistance reduction, dispersibility and other properties through the added acrylamide, the application range of the special glue applying powder for the packaging paper is greatly improved, the prepared special glue applying powder for the packaging paper has better corrosion resistance through the added xylitol, the special glue applying powder for the packaging paper cannot easily deteriorate and damage, the service life of the special glue applying powder is greatly prolonged, the wear resistance of the special glue applying powder for the packaging paper can be improved through the added rosin, meanwhile, the special glue applying powder for the packaging paper cannot be easily dissolved in water, peculiar smell generated in the manufacturing process can be taken out through the added deodorant, the special glue applying powder for the packaging paper has better sterilization function through the added ferrous sulfate, has better flocculation effect, has good flocculation capability, and has the characteristics of removing heavy metal ions, removing oil and phosphorus, and the product improves the ring pressure, removing property, environmental pollution, and the like of the packaging paper, The method has the advantages of water resistance, moisture regain control, optimized operation process, reduction of paper sizing cost, capability of saving a large amount of starch for China every year, environment-friendly and energy-saving production and no resource waste.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The glue applying powder special for the packaging paper is characterized in that: the method comprises the following raw materials: the starch, the acrylamide, the xylitol, the rosin, the deodorant and the ferrous sulfate are contained, wherein the starch is contained in an amount of 60% -75%, the acrylamide is contained in an amount of 1.5% -4%, the xylitol is contained in an amount of 1.5% -2.5%, the rosin is contained in an amount of 3% -5.5%, the deodorant is contained in an amount of 3.5% -4%, and the ferrous sulfate is contained in an amount of 15% -25%.
2. The special sized rubber powder for packaging paper as claimed in claim 1, characterized in that: the starch content is 70%, the acrylamide content is 2.5%, the xylitol content is 2.5%, the rosin content is 2.5%, the odor removing agent content is 2.5%, and the ferrous sulfate content is 20%.
3. The special sized rubber powder for packaging paper as claimed in claim 1, characterized in that: the starch content is 65%, the acrylamide content is 3%, the xylitol content is 2%, the rosin content is 4%, the odor removing agent content is 4%, and the ferrous sulfate content is 22%.
4. The special sized rubber powder for packaging paper as claimed in claim 1, characterized in that: the method comprises the following operation steps:
s1: preparing the required acrylamide: preparing 290g of acrylamide, 10g of methylene bisacrylamide and 1000ml of ultrapure water, putting 1000ml of ultrapure water into a water bath kettle for preheating at the temperature of not less than 37 ℃, weighing 290g of acrylamide and 10g of methylene bisacrylamide, adding the weighed acrylamide and 10g of methylene bisacrylamide into the preheated ultrapure water, stirring the weighed acrylamide and 10g of methylene bisacrylamide by using a glass rod to completely dissolve the weighed acrylamide and 10g of methylene bisacrylamide, filtering the dissolved solution by using qualitative filter paper, putting the filtered solution into a bottle, storing the bottle at 4 ℃, and standing the bottle for later use;
s2: preparing the required ferrous sulfate: taking a proper amount of scrap iron, placing the scrap iron in a beaker, adding a proper amount of sodium hydroxide solution, immersing the solution, heating the beaker in water bath, controlling the temperature between fifty ℃ and eighty ℃ until a small amount of bubbles are generated, changing the color of the solution, and still remaining a small amount of scrap iron at the bottom of the beaker, preheating a filter by using a small amount of hot water, filtering the mixture while the mixture is hot, immediately transferring the filtrate into a closed test tube until light green crystals are separated out, taking out the crystals, washing the crystals for 2-3 times by using distilled water, sucking dry water by using filter paper, weighing, transferring the crystals into a reagent bottle, sealing and storing to obtain ferrous sulfate, and placing the ferrous sulfate for later use;
s3: the prepared starch, acrylamide, xylitol, rosin, deodorant and ferrous sulfate are put into a stirrer according to the parts, are fully stirred for three hours, and are taken out and bagged immediately, thus preparing the special glue powder for the packaging paper.
5. The special sized rubber powder for packaging paper as claimed in claim 1, characterized in that: the acrylamide was 30%.
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