CN118326743A - Puffed paper and its production process - Google Patents
Puffed paper and its production process Download PDFInfo
- Publication number
- CN118326743A CN118326743A CN202410549469.4A CN202410549469A CN118326743A CN 118326743 A CN118326743 A CN 118326743A CN 202410549469 A CN202410549469 A CN 202410549469A CN 118326743 A CN118326743 A CN 118326743A
- Authority
- CN
- China
- Prior art keywords
- paper
- puffed
- pulp
- puffed paper
- carrying
- 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
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000000835 fiber Substances 0.000 claims abstract description 22
- 238000004049 embossing Methods 0.000 claims abstract description 18
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 12
- 241001330002 Bambuseae Species 0.000 claims abstract description 12
- 239000004677 Nylon Substances 0.000 claims abstract description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 12
- 239000011425 bamboo Substances 0.000 claims abstract description 12
- 229920001778 nylon Polymers 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 238000002360 preparation method Methods 0.000 claims abstract description 6
- 239000000126 substance Substances 0.000 claims abstract description 6
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 20
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 16
- 229920001131 Pulp (paper) Polymers 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 238000004537 pulping Methods 0.000 claims description 14
- 239000004743 Polypropylene Substances 0.000 claims description 12
- 229920000058 polyacrylate Polymers 0.000 claims description 12
- 229920001155 polypropylene Polymers 0.000 claims description 12
- 238000004061 bleaching Methods 0.000 claims description 11
- 239000011780 sodium chloride Substances 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000010893 paper waste Substances 0.000 claims description 6
- -1 polypropylene Polymers 0.000 claims description 6
- 239000012744 reinforcing agent Substances 0.000 claims description 6
- 239000003973 paint Substances 0.000 claims description 4
- 230000001007 puffing effect Effects 0.000 claims description 4
- 229920002522 Wood fibre Polymers 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 239000012978 lignocellulosic material Substances 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000004067 bulking agent Substances 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229960001484 edetic acid Drugs 0.000 description 14
- 230000000694 effects Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 1
Classifications
-
- 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
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Landscapes
- Paper (AREA)
Abstract
The invention discloses puffed paper and a production process thereof. The beneficial effects are that: according to the invention, the bamboo fiber and the regenerated nylon are added into the raw materials of the puffed paper, the side edge of the puffed paper is subjected to latticed embossing treatment by matching with embossing equipment after the puffed paper is manufactured, embossing treatment is adopted on the side edge of the puffed paper, and the latticed embossing treatment is carried out on the side edge according to the combination of the bamboo fiber and the regenerated nylon, so that the deformation resistance of the side edge of the puffed paper can be improved; and according to the added auxiliary materials, the chemical addition amount and the preparation process, the stability in the production process of the puffed paper is further improved, the surface of the paper can be protected from friction and abrasion, and the toughness and the wear resistance of the puffed paper are enhanced.
Description
Technical Field
The invention relates to the field of a production process of puffed paper, in particular to the puffed paper and the production process thereof.
Background
Along with the continuous progress of scientific technology, the puffing technology is widely applied and developed in the paper industry, the requirements of people on the quality and environmental protection performance of paper are continuously improved, and the puffed paper has good development prospect as a novel paper product.
The fiber structure of the puffed paper is damaged to a certain extent in the manufacturing process and the use process, so that the whole toughness of the finished paper is reduced, and the phenomena of tearing or breakage are easy to occur.
Therefore, there is an urgent need for a puffed paper and a process for producing the same that can improve the deformation resistance and the overall toughness of the puffed paper when in use.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the puffed paper and the production process thereof, so as to solve the defects that the whole toughness of the finished paper is reduced and the phenomenon of tearing or breaking is easy to occur because the fiber structure of the puffed paper is damaged to a certain extent in the manufacturing process and in the using process of the puffed paper in the prior art.
In order to achieve the above object, the present invention is realized by the following technical scheme:
the puffed paper and the production process thereof comprise the following raw materials in percentage by weight:
Wherein the weight ratio of the chemical pulp, the waste paper and the lignocellulose material is as follows: 2:1:1.5.
As a further aspect of the invention, the lignocellulosic material consists of wood pulp and fiber strands.
As a further scheme of the invention, the fiber lines are composed of bamboo fibers and regenerated nylon and are arranged in a grid structure and are used for improving the deformation resistance of the puffed paper.
As a further scheme of the invention, the auxiliary material consists of a modifying liquid, a reinforcing agent, a polypropylene (PP) coating, polyacrylate (PAA) and a degradable adhesive, and protects the surface of the paper from friction and abrasion.
As a further scheme of the invention, the chemical comprises 0.1% -1% of sodium chloride and 0.1% -0.5% of EDTA (ethylene diamine tetraacetic acid), so that the influence of metal ions on fibers can be reduced by adding a proper amount of EDTA in the process of mixing and pulping the raw materials of the swelling paper, and the bleaching effect and stability of the paper pulp are improved.
The puffed paper production process includes the following steps:
S1, pulp preparation: mixing 60% -75% of chemical pulp and 15% -25% of waste paper together, adding warm water at 45-55 ℃ into a pulping machine to carry out pulping treatment, adding 0.3% of sodium chloride and 0.1% of EDTA (ethylenediamine tetraacetic acid) after pulping for 20 minutes, carrying out pulping, mixing and bleaching, adding every 10 minutes in the bleaching process, adding 0.1% of sodium chloride and 0.1% of EDTA (ethylenediamine tetraacetic acid), circulating for 2 times in the process, mixing after 2 times of bleaching, filtering non-fibrous impurities in the mixed pulp by matching with a sieve plate, and improving the pulp mixing strength.
S2, adding bamboo fiber, regenerated nylon, modified liquid, reinforcing agent, polypropylene (PP) paint, polyacrylate (PAA) and degradable adhesive into the filtered slurry, and carrying out mixing and stirring treatment;
S3, papermaking, namely feeding the paper pulp mixed and stirred in the step S2 into a feed inlet of puffing equipment, and carrying out production operation of the puffed paper under high-temperature and high-pressure environments;
s4, conveying the puffed paper into drying equipment to remove moisture so that the paper reaches the required humidity;
S5, cooling the puffed paper after drying, carrying out latticed embossing treatment on the side edges of the puffed paper by matching with embossing equipment, carrying out latticed embossing treatment on the side edges of the puffed paper according to the combination of the bamboo fibers and the regenerated nylon by matching with embossing treatment on the side edges of the puffed paper, and improving the deformation resistance of the side edges of the puffed paper.
Advantageous effects of the invention
Compared with the traditional puffed paper and the production process thereof, the invention has the following beneficial effects:
according to the invention, the bamboo fiber and the regenerated nylon are added into the raw materials of the puffed paper, the side edge of the puffed paper is subjected to latticed embossing treatment by matching with embossing equipment after the puffed paper is manufactured, embossing treatment is adopted on the side edge of the puffed paper, and the latticed embossing treatment is carried out on the side edge according to the combination of the bamboo fiber and the regenerated nylon, so that the deformation resistance of the side edge of the puffed paper can be improved;
And according to the added auxiliary materials, the chemical addition amount and the preparation process, the stability in the production process of the puffed paper is further improved, the surface of the paper can be protected from friction and abrasion, and the toughness and the wear resistance of the puffed paper are enhanced.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Examples:
the invention provides a puffed paper and a technical scheme of a production process thereof:
the puffed paper and the production process thereof comprise the following raw materials in percentage by weight:
Wherein the weight ratio of the chemical pulp, the waste paper and the lignocellulose material is as follows: 2:1:1.5.
As a further aspect of the invention, the lignocellulosic material consists of wood pulp and fiber strands.
As a further proposal of the invention, the fiber lines are composed of bamboo fibers and regenerated nylon and are arranged in a grid structure for improving the deformation resistance of the puffed paper.
As a further scheme of the invention, the auxiliary material consists of a modifying liquid, a reinforcing agent, a polypropylene (PP) coating, polyacrylate (PAA) and a degradable adhesive, and protects the surface of the paper from friction and abrasion.
As a further scheme of the invention, the chemical comprises 0.1% -1% of sodium chloride and 0.1% -0.5% of EDTA (ethylene diamine tetraacetic acid), so that the influence of metal ions on the fibers can be reduced by adding a proper amount of EDTA in the process of mixing and pulping the raw materials of the swelling paper, and the bleaching effect and stability of the paper pulp are improved.
The puffed paper production process includes the following steps:
S1, pulp preparation: mixing 60% -75% of chemical pulp and 15% -25% of waste paper together, adding warm water at 45-55 ℃ into a pulping machine to carry out pulping treatment, adding 0.3% of sodium chloride and 0.1% of EDTA (ethylenediamine tetraacetic acid) after pulping for 20 minutes, carrying out pulping, mixing and bleaching, adding every 10 minutes in the bleaching process, adding 0.1% of sodium chloride and 0.1% of EDTA (ethylenediamine tetraacetic acid), circulating for 2 times in the process, mixing after 2 times of bleaching, filtering non-fibrous impurities in the mixed pulp by matching with a sieve plate, and improving the pulp mixing strength.
S2, adding bamboo fiber, regenerated nylon, modified liquid, reinforcing agent, polypropylene (PP) paint, polyacrylate (PAA) and degradable adhesive into the filtered slurry, and carrying out mixing and stirring treatment;
S3, papermaking, namely feeding the paper pulp mixed and stirred in the step S2 into a feed inlet of puffing equipment, and carrying out production operation of the puffed paper under high-temperature and high-pressure environments;
s4, conveying the puffed paper into drying equipment to remove moisture so that the paper reaches the required humidity;
S5, cooling the puffed paper after drying, carrying out latticed embossing treatment on the side edges of the puffed paper by matching with embossing equipment, carrying out latticed embossing treatment on the side edges of the puffed paper according to the combination of the bamboo fibers and the regenerated nylon by matching with embossing treatment on the side edges of the puffed paper, and improving the deformation resistance of the side edges of the puffed paper.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The puffed paper is characterized by comprising the following raw materials in percentage by weight:
Wherein the weight ratio of the chemical pulp, the waste paper and the lignocellulose material is as follows: 2:1:1.5.
2. The bulking paper of claim 1, wherein: the lignocellulosic material is comprised of wood pulp and fiber strands.
3. The bulking paper of claim 2, wherein: the fiber lines are composed of bamboo fibers and regenerated nylon and are arranged in a grid structure.
4. The bulking paper of claim 1, wherein: the auxiliary material consists of a modifying liquid, a reinforcing agent, polypropylene (PP) paint, polyacrylate (PAA) and a degradable adhesive.
5. The puffed paper according to claim 1 and process for producing the same, wherein: the chemical comprises 0.1% -1% sodium chloride, 0.1% -0.5% EDTA (ethylenediamine tetraacetic acid).
6. The process for producing the puffed paper according to claim 1 is prepared through the processes of pulp preparation, bulking agent addition, papermaking, drying and processing and is characterized in that:
S1, pulp preparation: mixing 60% -75% of chemical paper pulp and 15% -25% of waste paper together, adding warm water at 45-55 ℃ into a pulping machine to carry out pulping treatment, adding 0.3% of sodium chloride and 0.1% of EDTA (ethylenediamine tetraacetic acid) after pulping for 20 minutes, carrying out pulping, mixing and bleaching, adding every 10 minutes in the bleaching process, adding 0.1% of sodium chloride and 0.1% of EDTA (ethylenediamine tetraacetic acid), circulating for 2 times in the process, carrying out bleaching, adding and mixing for 2 times, and filtering non-fibrous impurities in the mixed pulp by matching with a sieve plate;
S2, adding bamboo fiber, regenerated nylon, modified liquid, reinforcing agent, polypropylene (PP) paint, polyacrylate (PAA) and degradable adhesive into the filtered slurry, and carrying out mixing and stirring treatment;
S3, papermaking, namely feeding the paper pulp mixed and stirred in the step S2 into a feed inlet of puffing equipment, and carrying out production operation of the puffed paper under high-temperature and high-pressure environments;
s4, conveying the puffed paper into drying equipment to remove moisture so that the paper reaches the required humidity;
s5, cooling the puffed paper after drying, and carrying out latticed embossing treatment on the side edges of the puffed paper by matching with embossing equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410549469.4A CN118326743A (en) | 2024-05-06 | 2024-05-06 | Puffed paper and its production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410549469.4A CN118326743A (en) | 2024-05-06 | 2024-05-06 | Puffed paper and its production process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118326743A true CN118326743A (en) | 2024-07-12 |
Family
ID=91771993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410549469.4A Pending CN118326743A (en) | 2024-05-06 | 2024-05-06 | Puffed paper and its production process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118326743A (en) |
-
2024
- 2024-05-06 CN CN202410549469.4A patent/CN118326743A/en active Pending
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |