CN109183487A - A kind of manufacturing method of salt wrapping paper - Google Patents

A kind of manufacturing method of salt wrapping paper Download PDF

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Publication number
CN109183487A
CN109183487A CN201810897842.XA CN201810897842A CN109183487A CN 109183487 A CN109183487 A CN 109183487A CN 201810897842 A CN201810897842 A CN 201810897842A CN 109183487 A CN109183487 A CN 109183487A
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CN
China
Prior art keywords
wrapping paper
manufacturing
paper
salt
mixed
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Granted
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CN201810897842.XA
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Chinese (zh)
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CN109183487B (en
Inventor
朱宏伟
李丹
刘成良
史梦华
何江林
阳路
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Yueyang Forest & Paper Co Ltd
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Yueyang Forest & Paper Co Ltd
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Priority to CN201810897842.XA priority Critical patent/CN109183487B/en
Publication of CN109183487A publication Critical patent/CN109183487A/en
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Publication of CN109183487B publication Critical patent/CN109183487B/en
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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
    • D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
    • D21H15/02—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
    • D21H15/10—Composite fibres
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • D21D1/22—Jordans
    • 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
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • 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
    • D21H17/29—Starch cationic
    • 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
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/10—Coatings without pigments
    • D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/10—Coatings without pigments
    • D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
    • D21H19/20—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/80—Paper comprising more than one coating
    • D21H19/82—Paper comprising more than one coating superposed
    • D21H19/824—Paper comprising more than one coating superposed two superposed coatings, both being non-pigmented
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/80—Paper comprising more than one coating
    • D21H19/84—Paper comprising more than one coating on both sides of the substrate
    • 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
    • D21H21/06—Paper forming aids
    • D21H21/10—Retention agents or drainage improvers
    • 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
    • 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
    • D21H21/50—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 form
    • D21H21/52—Additives of definite length or shape
    • D21H21/54—Additives of definite length or shape being spherical, e.g. microcapsules, beads
    • 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

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  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)

Abstract

The invention discloses a kind of manufacturing methods of salt wrapping paper, and needle and broad-leaved wood chip are first mixed repulping, and using tapered mill refining process, auxiliary material is added, l Water Paper page is manufactured paper with pulp, preceding drying, top sizing, rear drying, press polish finishing step.A kind of manufacturing method of salt wrapping paper is provided, intensity is good, and damage resistibility can be high, and humidity resistance is good, while can fast degradation, meet environmental requirements and food packaging paper hygienic requirements.

Description

A kind of manufacturing method of salt wrapping paper
Technical field
The present invention relates to pulp technology for making paper, in particular to a kind of manufacturing method of salt wrapping paper.
Background technique
Plastics or paper plastic combined package is mainly widely used in salt packaging bag currently on the market, due to the extremely difficult nature of plastics Degradation, causes serious environmental pollution, some developed countries partially limit plastics packed use.External salt packaging is wide It is general to be packed using papery, salt wrapping paper is developed, white pollution is reduced, is both trend of the times, and the good thing benefited the nation and the people.
Salt wrapping paper product requirement meets food packaging paper hygienic requirements, and intensity is good, and damage resistibility can be high, moisture resistance Can it is good, while can fast degradation, meet environmental requirements.
Summary of the invention
It is an object of the present invention to provide a kind of manufacturing methods of salt wrapping paper, and intensity is good, and damage resistibility can be high, moisture resistance Can it is good, while can fast degradation, meet environmental requirements and food packaging paper hygienic requirements.
In order to achieve the above object, the technical solution adopted by the present invention is that: a kind of manufacturing method of salt wrapping paper, including will Needle and broad-leaved wood chip first mix repulping, again through mashing, with slurry and auxiliary material are added, l Water Paper page is manufactured paper with pulp, preceding drying, surface are applied Glue, rear drying, press polish finishing step, it is characterised in that:
(1) slurrying, wet end furnish is with the wood chip weight ratio meter before mixing for 40~50% wealthy hardwood chips: 50~60% coastal pines Piece；
(2) it is beaten, using tapered mill refining process, the beating degree of mixed slurry: 26~30oSR, 7~9 grams of weight in wet base；
(3) auxiliary material is added, and auxiliary material is to oven dry stock dosage are as follows: (a) gum rosin weight ratio 0.5~1.0%；(b) retention agent weight Than 0.02~0.04%；(c) 0.8~1.0%(d of cationic starch weight ratio) filler be talcum powder, according to 10% control be added Amount.
(4) apply table glue: top sizing uses film transfer top sizing, and table glue uses anti-blushing agent, polyvinyl alcohol, size-press starch It mixes；
(5) rolling condition: calender is drawn close, according to smoothness index slight pressurization, 30~40KN/m of line pressure.
Preferably, slurrying in the step (1), uses micro- drift pulping process.
Preferably, after preceding drying steps, be coated with foaming layer before top sizing step, foaming coating includes deionization Water, microballoon foam powder, prodegradant, konjaku flour, polyvinyl acetate emulsion mix；Double spread, single side control 1.5~ 3.0g/m2。
Preferably, it by polyvinyl acetate emulsion and konjaku flour mixed dissolution, stirs 5-10 minutes, adds and deionized water The mixture of mixed microballoon foam powder, prodegradant is mixed together uniformly.
Preferably, in the step (4), top sizing gauge stick model: 1#, gauge stick pressure 100kpa；Two-sided all tables Face sizing, single side control the page tension 220N/m2 before 1.5~3.0g/m2, sizing portion, page tension 200N/ behind sizing portion m2。
Preferably, in the step (4) table glue boiling method: first by size-press starch and polyvinyl alcohol tanning technique dissolution And preparation, anti-blushing agent is added after the completion of preparation, stirring 10 minutes put, ultimate density 10- stand-by to storage barrel to uniformly mixed 14%, it is ensured that in 58kg, polyvinyl alcohol dosage is controlled in 3-5kg for the anti-blushing agent dosage control of paper per ton.
Preferably, the salt wrapping paper is quantitative: 70~90g/m2, moisture 5.0~9.0%, and longitudinal fracture length >= 5.5Km, burst index >=2.0 KPa .m2/ g, longitudinal tear index >=9.0mN.m2/g, air permeability≤8.0 μm/Pa.s, 20~30g/m2 of water imbibition.
Preferably, paper machine other parameters: network speed 500m/min pushes up net dehydrating amount 27%, head box opening degree of slice lip 30.6mm, a crimping pressure: 900 kN/m, two crimping pressure: 900 kN/m；Curl tension: 400kN/m.
Beneficial effects of the present invention: intensity is good, and damage resistibility can be high, and humidity resistance is good, at the same can fast degradation, meet ring Guaranteed request and food packaging paper hygienic requirements:
1, start with from raw material selection and formula, take and take micro- drift new pulping process technology again after first mixed raw material, pass through Tapered mill refining process, specifically includes: raw material (wood chip) structure is 1. studied, by wealthy hardwood chip and coastal pine sheet in feed bin Carry out abundant physical agitation mixing.It, which is matched, tests and analyzes result with many experiments room research of wood chip formula and handsheet qualitative data It is final to determine that optimum formula is 40% wealthy+60% coastal pine sheet (weight ratio) of hardwood chip for foundation.2. studying slurrying and mashing Technique: the particularity required according to paper quality furthers investigate mixed wood boiling and pulping bleaching technique (is bleached using H2O2 ISO whiteness is slurried at 24~26 degree in technology, control)；It is studied by laboratory slurry boiling and beating process, determination is reasonably beaten It starches state modulator range (7~9 grams of weight in wet base, 26~300SR of beating degree), it is all very good that last handsheet goes out pattern qualitative data.
2, fortune research surface sizing technique and technology, using novel table adhesive process technical formula, anti-blushing agent+polyvinyl alcohol + size-press starch, and using coating foaming layer, preferably solve client to the high request of quality；The salt packet of my company's exploitation Paper is filled, is used by client and information is fed back, unanimously think that the product has intensity good, damage resistibility can be high, and humidity resistance is good, energy Enough fast degradations, meet environmental requirements, while meeting food packaging paper hygienic requirements.
Specific embodiment
In order to make those skilled in the art more fully understand technical solution of the present invention, the present invention is retouched in detail below State, the description of this part be only it is exemplary and explanatory, should not have any restriction effect to protection scope of the present invention.
1:70 grams of frosted body paper of embodiment
By 40% wealthy hardwood chip: 60% coastal pine sheet is first mixed in feed bin according to weight ratio, after mixing, using chemical pulping Method and the micro- drift pulping technique of H2O2, the ISO whiteness of natural color pulp is controlled at 26 degree；Then mixed slurry is passed through into three cones Type mill series connection is beaten, beating degree 30oSR, and 7~9 grams of weight in wet base；10kg/ tons of paper rosin sizings are added by constant part Cationic starch, 0.4kg/ tons of paper retention agents, 100kg/ tons of paper talcum powder, are configured to the slurry diluted in agent, 10kg/ tons of paper pulp Expect online, double dewatering is carried out by folded net, guarantees that fiber is uniformly dispersed, vertically and horizontally fiber alignment is orderly and is uniformly distributed, it is wet Page is into after press section unipress；Page into preceding drying to mass dryness fraction 95% enters sizing portion, using film transfer mode to paper It carries out top sizing processing (surface sizing technique formula are as follows: anti-blushing agent+polyvinyl alcohol+size-press starch)；Control single side resin added At 3.0g/ squares, l Water Paper page after treatment is into rear drying process；Paper of the mass dryness fraction 91~95% after being dried later Page then batches paper, quantification of 70g/m2 salt wrapping paper can be obtained by calender (appropriate pressurization).
The boiling method of table glue: first by size-press starch and polyvinyl alcohol tanning technique dissolution and preparation, after the completion of preparation Anti-blushing agent is added, stirring 10 minutes put, ultimate density 14% stand-by to storage barrel to uniformly mixed, it is ensured that the anti-blushing agent of paper per ton Dosage control is controlled in 58kg, polyvinyl alcohol dosage in 3-5kg.
Paper machine other parameters: network speed 500m/min pushes up net dehydrating amount 27%, head box opening degree of slice lip 30.6mm, a crimping Pressure: 900 kN/m, two crimping pressure: 900 kN/m；Curl tension: 400kN/m.
Its main indicator: moisture 5.0~9.0%, longitudinal fracture length >=5.5Km, burst index >=2.0 KPa .m2/ g, Longitudinal tear index >=9.0mN.m2/g, air permeability≤8.0 μm/Pa.s, 20~30g/m2 of water imbibition, smoothness average value 5~ 15s, form and aspect true qualities, organoleptic requirements and sanitary index meet national food safety standard " food contact with paper and paper board material and Product " (GB4806.8-2016).Qualified salt wrapping paper can be produced according to process above, can satisfy client completely Quality requirement.
Embodiment 2
By 40% wealthy hardwood chip: 60% coastal pine sheet is first mixed in feed bin according to weight ratio, after mixing, using chemical pulping Method and the micro- drift pulping technique of H2O2, the ISO whiteness of natural color pulp is controlled at 24 degree；Then mixed slurry is passed through into three cones Type mill series connection is beaten, beating degree 26oSR, and 7~9 grams of weight in wet base；5kg/ tons of paper rosin sizings are added by constant part Cationic starch, 0.2kg/ tons of paper retention agents, 100kg/ tons of paper talcum powder, are configured to the slurry diluted in agent, 8kg/ tons of paper pulp Expect online, double dewatering is carried out by folded net, guarantees that fiber is uniformly dispersed, vertically and horizontally fiber alignment is orderly and is uniformly distributed, it is wet Page is into after press section unipress；Page into preceding drying to mass dryness fraction 80% enters coating, is coated using coating machine, single Face is controlled in 1.5g/m2, at 55-60 DEG C, is dried to the page of mass dryness fraction 90% and is entered sizing portion, using film transfer mode Top sizing processing (surface sizing technique formula are as follows: anti-blushing agent+polyvinyl alcohol+size-press starch) is carried out to paper；Control single side Resin added is at 1.5g/ squares, and l Water Paper page after treatment is into rear drying process；After being dried later mass dryness fraction 91~ 95% page then batches paper by calender (appropriate pressurization), and quantification of 70g/m2 salt packaging can be obtained Paper.
The boiling method of table glue: first by size-press starch and polyvinyl alcohol tanning technique dissolution and preparation, after the completion of preparation Anti-blushing agent is added, stirring 10 minutes put, ultimate density 10% stand-by to storage barrel to uniformly mixed, it is ensured that the anti-blushing agent of paper per ton Dosage control is controlled in 58kg, polyvinyl alcohol dosage in 3-5kg.
Paper machine other parameters: network speed 500m/min pushes up net dehydrating amount 27%, head box opening degree of slice lip 30.6mm, a crimping Pressure: 900 kN/m, two crimping pressure: 900 kN/m；Curl tension: 400kN/m.
Embodiment 3
By 40% wealthy hardwood chip: 60% coastal pine sheet is first mixed in feed bin according to weight ratio, after mixing, using chemical pulping Method and the micro- drift pulping technique of H2O2, the ISO whiteness of natural color pulp is controlled at 25 degree；Then mixed slurry is passed through into three cones Type mill series connection is beaten, beating degree 28oSR, and 7~9 grams of weight in wet base；8kg/ tons of paper rosin sizings are added by constant part Cationic starch, 0.3kg/ tons of paper retention agents, 100kg/ tons of paper talcum powder, are configured to the slurry diluted in agent, 9kg/ tons of paper pulp Expect online, double dewatering is carried out by folded net, guarantees that fiber is uniformly dispersed, vertically and horizontally fiber alignment is orderly and is uniformly distributed, it is wet Page is into after press section unipress；Page into preceding drying to mass dryness fraction 80% enters coating, is coated using coating machine, single Face is controlled in 2g/m2, at 55-60 DEG C, is dried to the page of mass dryness fraction 95% and is entered sizing portion, using film transfer mode pair Paper carries out top sizing processing (surface sizing technique formula are as follows: anti-blushing agent+polyvinyl alcohol+size-press starch)；Control single side is applied Glue amount is at 2.0g/ squares, and l Water Paper page after treatment is into rear drying process；Mass dryness fraction is 91~95% after being dried later Page by calender (appropriate pressurization), then paper is batched, salt wrapping paper can be obtained.
The boiling method and paper machine other parameters of table glue: referring to embodiment 1-2.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic Element.
Used herein a specific example illustrates the principle and implementation of the invention, the explanation of above example It is merely used to help understand method and its core concept of the invention.The above is only a preferred embodiment of the present invention, it answers When pointing out due to the finiteness of literal expression, and objectively there is unlimited specific structure, for the common skill of the art For art personnel, without departing from the principle of the present invention, several improvement, retouching or variation can also be made, can also incited somebody to action Above-mentioned technical characteristic is combined in the right way；These improve retouching, variation or combination, or the not improved structure by invention Think and technical solution directly applies to other occasions, is regarded as protection scope of the present invention.

Claims (8)

1. a kind of manufacturing method of salt wrapping paper, including needle and broad-leaved wood chip first mixed into repulping, again through mashing, with slurry And auxiliary material is added, l Water Paper page is manufactured paper with pulp, preceding drying, top sizing, rear drying, press polish finishing step, it is characterised in that:
(1) slurrying, wet end furnish is with the wood chip weight ratio meter before mixing for 40~50% wealthy hardwood chips: 50~60% coastal pines Piece；
(2) it is beaten, using tapered mill refining process, the beating degree of mixed slurry: 26~30oSR, 7~9 grams of weight in wet base；
(3) auxiliary material is added, and auxiliary material is to oven dry stock dosage are as follows: (a) gum rosin weight ratio 0.5~1.0%；(b) retention agent weight Than 0.02~0.04%；(c) 0.8~1.0%(d of cationic starch weight ratio) filler be talcum powder, according to 10% control be added Amount；
(4) apply table glue: top sizing uses film transfer top sizing, and table glue is using anti-blushing agent, polyvinyl alcohol, size-press starch mixing It forms；
(5) rolling condition: calender is drawn close, according to smoothness index slight pressurization, 30~40KN/m of line pressure.
2. a kind of manufacturing method of salt wrapping paper according to claim 1, which is characterized in that system in the step (1) Slurry, uses micro- drift pulping process.
3. a kind of manufacturing method of salt wrapping paper according to claim 1, which is characterized in that after preceding drying steps, Foaming layer is coated with before top sizing step, foaming coating includes deionized water, and microballoon foam powder, konjaku flour, gathers prodegradant Acetate emulsion mixes；Double spread, single side are controlled in 1.5~2.0g/m2.
4. a kind of manufacturing method of salt wrapping paper according to claim 3, which is characterized in that by polyvinyl acetate emulsion With konjaku flour mixed dissolution, stir 5-10 minute, add with the mixed microballoon foam powder of deionized water, prodegradant mix Object is closed, is mixed together uniformly.
5. a kind of manufacturing method of salt wrapping paper according to claim 1, which is characterized in that in the step (4), table Face adhesive-applying metering rod model: 1#, gauge stick pressure 100kpa；Two-sided all top sizings, single side are controlled in 1.5~3.0g/m2, are applied Page tension 220N/m2 before glue portion, page tension 200N/m2 behind sizing portion.
6. a kind of manufacturing method of salt wrapping paper according to claim 1, which is characterized in that table in the step (4) The boiling method of glue: first by size-press starch and polyvinyl alcohol tanning technique dissolution and preparation, being added anti-blushing agent after the completion of preparation, , ultimate density 10-14% stand-by to storage barrel is put to uniformly mixed within stirring 10 minutes, it is ensured that the anti-blushing agent dosage of paper per ton controls In 58kg, polyvinyl alcohol dosage is controlled in 3-5kg.
7. a kind of manufacturing method of salt wrapping paper according to claim 1, which is characterized in that the salt wrapping paper is fixed Amount: 70~90g/m2, moisture 5.0~9.0%, longitudinal fracture length >=5.5Km, burst index >=2.0 KPa .m2/ g are longitudinal Tear index >=9.0mN.m2/g, air permeability≤8.0 μm/Pa.s, 20~30g/m2 of water imbibition.
8. a kind of manufacturing method of salt wrapping paper according to claim 1, which is characterized in that paper machine other parameters: net Fast 500m/min pushes up net dehydrating amount 27%, head box opening degree of slice lip 30.6mm, a crimping pressure: 900 kN/m, two crimping pressures Power: 900 kN/m；Curl tension: 400kN/m.
CN201810897842.XA 2018-08-08 2018-08-08 Method for making salt packaging paper Active CN109183487B (en)

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CN109183487B CN109183487B (en) 2020-09-11

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110318302A (en) * 2019-05-31 2019-10-11 岳阳林纸股份有限公司 A kind of manufacturing method of straw paper
CN110512457A (en) * 2019-08-08 2019-11-29 岳阳林纸股份有限公司 A kind of manufacturing method of grease proofing film coated base paper
CN111826993A (en) * 2020-06-06 2020-10-27 岳阳林纸股份有限公司 Moisture-proof packaging paper surface sizing liquid composition and preparation method thereof
CN113026430A (en) * 2021-03-30 2021-06-25 山东仁丰特种材料股份有限公司 Film transfer coating food paper of fourdrinier vat paper machine and preparation method thereof
CN114438824A (en) * 2020-10-31 2022-05-06 上海紫丹食品包装印刷有限公司 High-permeability packaging paper material and manufacturing method and application thereof

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CN102505572A (en) * 2011-11-03 2012-06-20 岳阳林纸股份有限公司 Method for producing noodle packing paper
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CN102268845A (en) * 2011-07-27 2011-12-07 岳阳林纸股份有限公司 Food packing paper and production method thereof
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Publication number Priority date Publication date Assignee Title
CN110318302A (en) * 2019-05-31 2019-10-11 岳阳林纸股份有限公司 A kind of manufacturing method of straw paper
CN110512457A (en) * 2019-08-08 2019-11-29 岳阳林纸股份有限公司 A kind of manufacturing method of grease proofing film coated base paper
CN111826993A (en) * 2020-06-06 2020-10-27 岳阳林纸股份有限公司 Moisture-proof packaging paper surface sizing liquid composition and preparation method thereof
CN114438824A (en) * 2020-10-31 2022-05-06 上海紫丹食品包装印刷有限公司 High-permeability packaging paper material and manufacturing method and application thereof
CN113026430A (en) * 2021-03-30 2021-06-25 山东仁丰特种材料股份有限公司 Film transfer coating food paper of fourdrinier vat paper machine and preparation method thereof
CN113026430B (en) * 2021-03-30 2022-10-14 山东仁丰特种材料股份有限公司 Film transfer coating food paper of fourdrinier vat paper machine and preparation method thereof

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