CN105463939A - Preparation technology of PE-coated paper - Google Patents
Preparation technology of PE-coated paper Download PDFInfo
- Publication number
- CN105463939A CN105463939A CN201510823442.0A CN201510823442A CN105463939A CN 105463939 A CN105463939 A CN 105463939A CN 201510823442 A CN201510823442 A CN 201510823442A CN 105463939 A CN105463939 A CN 105463939A
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- CN
- China
- Prior art keywords
- paper
- polyolefin
- preparation technology
- leaching membrane
- coated paper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/22—Addition to the formed paper
- D21H23/50—Spraying or projecting
-
- 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
- D21H19/22—Polyalkenes, e.g. polystyrene
-
- 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
- D21H21/14—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
- D21H21/28—Colorants ; Pigments or opacifying agents
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
Abstract
The invention discloses a preparation technology of PE-coated paper and relates to the field of chemical industry. The preparation technology comprises three technological processes: preparation of coated paper, preparation of A material and preparation of a finished product. the A material used by the preparation technology of the PE-coated paper is nontoxic and environmentally friendly, and has barrier property and heat sealability of a PE thin film layer and also has toughness and functional characteristics of paper. Therefore, cost can be saved, energy consumption can be reduced, and the product can have market adaptability and competitiveness. Meanwhile, the PE-coated paper adopts pigments and has humanization characteristic. Different colors of paper can be prepared according to personal preference. The paper of the invention can be applied to different business situations and also can be applied in manufacturing of various ornaments. The PE-coated paper has a huge market development prospect.
Description
Technical field
The present invention relates to chemical technology field, be specifically related to a kind of preparation technology of leaching membrane paper.
Background technology
Leaching membrane paper is in its one side or two-sidedly arrange a macromolecule membrane after carrying out corona treatment to body paper base material, make leaching membrane paper, play and improve body paper surface flatness, the performances such as waterproof, at present, more existing industrial papers, such as package paper or ornament paper using are provided with film, leaching membrane paper can improve the waterproof of paper, humidity resistance, and improve the pliability of paper, folding property or durability etc., but the general inadequate environmental protection of existing leaching membrane paper, the glue used in its manufacture process has certain chemical toxicity, when consumer adopts this paper to take packaged food, especially during high temperature food, the health of human body may be injured, on the other hand, be limited to the restriction of technique and material, existing leaching membrane paper is often more crisp, instructions for use cannot be met, leaching membrane paper is as matrix using paper simultaneously, take special technique, by PE (polyethylene), above PP (polypropylene) plastics are attached to, the composite sheet formed, be generally used for the food containers of waterproof leakproof, wrapping paper and various moistureproof paper using, polyolefin in leaching membrane paper, leaching membrane paper due to antistick characteristic and moisture resistance all better, therefore Application comparison is extensive, the processing technology of traditional polyolefin leaching membrane paper is generally utilize extruder on base stock, to form film by extruding after polyolefin particles high temperature hot melt, the weight of film is not generally at 20 grams to 25 grams every square metre etc., depend on the quality of technique and machine, the weight of film is larger, namely the polyolefin extruded of extruder is many, namely polyolefinic amount ratio is larger, the price of extruder used is also very expensive, and need high temperature production when extruding, energy consumption is high, make cost larger.
Summary of the invention
It is extensive that problem to be solved by this invention is to provide a kind of material source, and preparation technology is simple, environmental protection and energy saving, is suitable for the leaching membrane paper preparation technology produced in enormous quantities.
To achieve these goals, the technical scheme that the present invention takes for: the preparation technology of a kind of leaching membrane paper provided, comprises following processing step:
(1) preparation of coated paper: be directly coated with polyolefin emulsion with coating machine on body paper, then carries out drying by the body paper being coated with polyolefin emulsion, and after dry, body paper surface forms polyolefin film, and the consumption of polyolefin film is 4-10g/m
2, obtain coated paper;
(2) preparation of A material: four kinds of toners are mixed in PE material, add auxiliary material and mix, heat fused, melt temperature is 200-250 DEG C, thawing time is the obtained A material of 55-60min heating, described four kinds of toners are red toner, yellow toner, blue toner and purple toner, and their quality proportioning is (1-3): (2-5): (7-9): (8-11).
(3) finished product: described A material is joined in the hopper of film machine, then described coated paper is put into film machine, film machine by described A material spray described coated paper two-sided on, then that the coated paper after spray is dry, every square metre, paper spray 4-8gA material, obtained leaching membrane paper.
Preferably, polyolefin emulsion used in described step (1) is at 20-25 DEG C and the acquisition that stirs in mixer.
Preferably, drying equipment used in described step (1) and step (3) dry run is dyestuff drying machine.
Preferably, the preparation technology of the polyolefin finishing that the polyolefin emulsion of described step (2) is used is: (1) makes described polyolefin contact with the airflow convection being selected from the steam stripping agent of C3-C5 alkane containing at least 75-80mol%; (2) make described polyolefin and steam counter current contact, the amount of steam is the steam of every 800 kilograms of polyolefin 50-150 kilograms.
Preferably, described step (2) auxiliary material used are the mixture of the oxide of potassium and the fluoride of sodium, and their quality proportioning is (6-10): (12-15).
Preferably, the mass fraction in described step (2) mixture shared by PE material is 45-60%.
Adopt technical scheme of the present invention, the preparation technology A used of a kind of leaching membrane paper of the present invention expects asepsis environment-protecting, have the barrier that PE expects thin layer concurrently, heat sealability, and the toughness of paper and functional characteristic, not only cost can be saved, reduce energy consumption, the product of production more can be made to have more market adaptability and competitiveness, this kind of leaching membrane paper adopts colorant to have the feature of hommization simultaneously, the paper of different colours can be made according to different people hobby, this kind of paper can not only be applied to various commercial situations, but also can be applied to make various ornament, there is very large market development prospect.
Detailed description of the invention
embodiment 1:
(1) preparation of coated paper: be directly coated with polyolefin emulsion with coating machine on body paper, described polyolefin emulsion is at 20 DEG C and the acquisition that stirs in mixer, then the body paper being coated with polyolefin emulsion is carried out drying, after dry, body paper surface forms polyolefin film, and the consumption of polyolefin film is 4g/m
2, obtain coated paper, the preparation technology of the polyolefin finishing that described polyolefin emulsion is used is: (1) makes described polyolefin contact with the airflow convection being selected from the steam stripping agent of C3-C5 alkane containing at least 75mol%; (2) make described polyolefin and steam counter current contact, the amount of steam is the steam of every 800 kilograms of polyolefin 55 kilograms;
(2) preparation of A material: four kinds of toners are mixed in PE material, add auxiliary material and mix, described auxiliary material are the mixture of the oxide of potassium and the fluoride of sodium, their quality proportioning is 6:12, heat fused, and melt temperature is 220 DEG C, thawing time is the obtained A material of 55min heating, described four kinds of toners are red toner, yellow toner, blue toner and purple toner, and their quality proportioning is 1:2:7:8, and the mass fraction in mixture shared by PE material is 45%.
(3) finished product: described A material is joined in the hopper of film machine, then described coated paper is put into film machine, film machine by described A material spray described coated paper two-sided on, then that the coated paper after spray is dry, every square metre, paper spray 4gA material, obtained leaching membrane paper.
embodiment 2:all the other are identical with embodiment 1, difference is in described step (1), on body paper, directly polyolefin emulsion is coated with coating machine, described polyolefin emulsion is at 22 DEG C and the acquisition that stirs in mixer, then the body paper being coated with polyolefin emulsion is carried out drying, after dry, body paper surface forms polyolefin film, and the consumption of polyolefin film is 5g/m
2, obtain coated paper, the preparation technology of the polyolefin finishing that described polyolefin emulsion is used is: (1) makes described polyolefin contact with the airflow convection being selected from the steam stripping agent of C3-C5 alkane containing at least 76mol%; (2) make described polyolefin and steam counter current contact, the amount of steam is the steam of every 800 kilograms of polyolefin 58 kilograms; In described step (2), described four kinds of toners are red toner, yellow toner, blue toner and purple toner, and their quality proportioning is 1:3:8:9, and the mass fraction in mixture shared by PE material is 50%.
embodiment 3:all the other are identical with embodiment 1, difference is that, in described step (1), the preparation technology of the polyolefin finishing that described polyolefin emulsion is used is: (1) makes described polyolefin contact with the airflow convection being selected from the steam stripping agent of C3-C5 alkane containing at least 80mol%; (2) make described polyolefin and steam counter current contact, the amount of steam is the steam of every 800 kilograms of polyolefin 60 kilograms; In described step (2), described auxiliary material are the mixture of the oxide of potassium and the fluoride of sodium, and their quality proportioning is 7:13, heat fused, and melt temperature is 250 DEG C, and the thawing time is 60min.
embodiment 4:all the other are identical with embodiment 1, difference is in described step (2), described four kinds of toners are red toner, yellow toner, blue toner and purple toner, and their quality proportioning is 2:3:8:11, and the mass fraction in mixture shared by PE material is 58%; In described step (3), described every square metre, paper spray 6gA material.
After above processing step, take out leaching membrane paper sample, to be measured:
| Sequence number | TENSILE STRENGTH/MPa | Break critical force/N | Burning critical-temperature/DEG C | Expansion and contraction/% |
| Embodiment 1 | 45 | 80 | 86 | 1 |
| Embodiment 2 | 44 | 82 | 87 | 0.9 |
| Embodiment 3 | 46 | 87 | 85 | 0.8 |
| Embodiment 4 | 48 | 85 | 89 | 0.95 |
From above data, the TENSILE STRENGTH of the leaching membrane paper produced, at more than 40MPa, breaks critical force at more than 80N, so this kind of papery TENSILE STRENGTH is very large, resistance to tension is very strong, is not easy to be pulled off easily, and burning critical-temperature is being more than or equal to 85 DEG C, this kind of paper is not easy to be lighted, decrease the generation of fire incident, expansion and contraction is less than or equal to 1, and the possibility of the distortion of this kind of leaching membrane paper is very little, to sum up, the leaching membrane paper of this explained hereafter is applicable to the large batch of production of the marketization.
Obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasion, all within protection scope of the present invention without to improve.
Claims (7)
1. a preparation technology for leaching membrane paper, is characterized in that, comprises following processing step:
(1) preparation of coated paper: be directly coated with polyolefin emulsion with coating machine on body paper, then carries out drying by the body paper being coated with polyolefin emulsion, and after dry, body paper surface forms polyolefin film, and the consumption of polyolefin film is 4-10g/m
2, obtain coated paper;
(2) preparation of A material: four kinds of toners are mixed in PE material, add auxiliary material and mix, heat fused, melt temperature is 200-250 DEG C, thawing time is the obtained A material of 55-60min heating, described four kinds of toners are red toner, yellow toner, blue toner and purple toner, and their quality proportioning is (1-3): (2-5): (7-9): (8-11).
2.(3) finished product: described A material is joined in the hopper of film machine, then described coated paper is put into film machine, film machine by described A material spray described coated paper two-sided on, then that the coated paper after spray is dry, every square metre, paper spray 4-8gA material, obtained leaching membrane paper.
3. the preparation technology of a kind of leaching membrane paper according to claim 1, is characterized in that: polyolefin emulsion used in described step (1) is at 20-25 DEG C and the acquisition that stirs in mixer.
4. the preparation technology of a kind of leaching membrane paper according to claim 1, is characterized in that: drying equipment used in described step (1) and step (3) dry run is dyestuff drying machine.
5. the preparation technology of a kind of leaching membrane paper according to claim 1, is characterized in that: the preparation technology of the polyolefin finishing that the polyolefin emulsion of described step (2) is used is: (1) makes described polyolefin contact with the airflow convection being selected from the steam stripping agent of C3-C5 alkane containing at least 75-80mol%; (2) make described polyolefin and steam counter current contact, the amount of steam is the steam of every 800 kilograms of polyolefin 50-150 kilograms.
6. the preparation technology of a kind of leaching membrane paper according to claim 1, is characterized in that: described step (2) auxiliary material used are the mixture of the oxide of potassium and the fluoride of sodium, and their quality proportioning is (6-10): (12-15).
7. the preparation technology of a kind of leaching membrane paper according to claim 5, is characterized in that: the mass fraction in the mixture of described step (2) shared by PE material is 45-60%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510823442.0A CN105463939A (en) | 2015-11-24 | 2015-11-24 | Preparation technology of PE-coated paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510823442.0A CN105463939A (en) | 2015-11-24 | 2015-11-24 | Preparation technology of PE-coated paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105463939A true CN105463939A (en) | 2016-04-06 |
Family
ID=55602062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510823442.0A Pending CN105463939A (en) | 2015-11-24 | 2015-11-24 | Preparation technology of PE-coated paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105463939A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109749644A (en) * | 2019-01-15 | 2019-05-14 | 江苏晶华新材料科技有限公司 | Impermeable masking paper self-adhesive tape of one kind and preparation method thereof |
| US10612193B2 (en) | 2017-06-15 | 2020-04-07 | Dow Global Technologies Llc | Paper coated with a functional polyolefin film |
| CN116120857A (en) * | 2022-12-29 | 2023-05-16 | 浙江辉柯纸塑制品有限公司 | Silicone-surface color paper-bottom self-adhesive |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5141599A (en) * | 1990-03-07 | 1992-08-25 | Felix Schoeller, Jr. Gmbh & Co. Kg | Receiving material for ink-jet printing |
| CN101501079A (en) * | 2006-08-03 | 2009-08-05 | 巴塞尔聚烯烃股份有限公司 | Process for the polyolefin finishing |
| CN102076725A (en) * | 2008-07-03 | 2011-05-25 | 陶氏康宁公司 | Modified polyolefins |
| CN102234956A (en) * | 2010-04-29 | 2011-11-09 | 昆山福泰涂布科技有限公司 | Processing technologies of PE (polyethylene) coated paper and release paper |
| CN103966898A (en) * | 2014-05-05 | 2014-08-06 | 林俊杰 | Production process of film coated paper |
-
2015
- 2015-11-24 CN CN201510823442.0A patent/CN105463939A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5141599A (en) * | 1990-03-07 | 1992-08-25 | Felix Schoeller, Jr. Gmbh & Co. Kg | Receiving material for ink-jet printing |
| CN101501079A (en) * | 2006-08-03 | 2009-08-05 | 巴塞尔聚烯烃股份有限公司 | Process for the polyolefin finishing |
| CN102076725A (en) * | 2008-07-03 | 2011-05-25 | 陶氏康宁公司 | Modified polyolefins |
| CN102234956A (en) * | 2010-04-29 | 2011-11-09 | 昆山福泰涂布科技有限公司 | Processing technologies of PE (polyethylene) coated paper and release paper |
| CN103966898A (en) * | 2014-05-05 | 2014-08-06 | 林俊杰 | Production process of film coated paper |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10612193B2 (en) | 2017-06-15 | 2020-04-07 | Dow Global Technologies Llc | Paper coated with a functional polyolefin film |
| CN109749644A (en) * | 2019-01-15 | 2019-05-14 | 江苏晶华新材料科技有限公司 | Impermeable masking paper self-adhesive tape of one kind and preparation method thereof |
| CN116120857A (en) * | 2022-12-29 | 2023-05-16 | 浙江辉柯纸塑制品有限公司 | Silicone-surface color paper-bottom self-adhesive |
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Application publication date: 20160406 |