CN105297539A - Method for preparing high-strength waterproof wrapping paper - Google Patents
Method for preparing high-strength waterproof wrapping paper Download PDFInfo
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- CN105297539A CN105297539A CN201510577320.8A CN201510577320A CN105297539A CN 105297539 A CN105297539 A CN 105297539A CN 201510577320 A CN201510577320 A CN 201510577320A CN 105297539 A CN105297539 A CN 105297539A
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Abstract
The invention discloses a method for preparing high-strength waterproof wrapping paper. The method comprises the steps of (1) removing unbleach pulp impurities; (2) beating; (3) mixing size; (4) obtaining the high-strength waterproof wrapping paper by papermaking. According to the method for preparing the high-strength waterproof wrapping paper, disclosed by the invention, a reinforcing agent adopted by the method is inorganic mineral powder which is modified by macromolecule resin, the compatibility between the high-strength waterproof wrapping water and a fiber material is strengthened, the high-strength waterproof wrapping water can be used for effectively covering the surface of fiber, and the effect is strengthened; the hydrophobic performance of the fiber is strengthened through the adding of a waterproof agent, a waterproof and damp-proof effect is ensured, the steps are simple, the cost is low, and the method is very suitable for application.
Description
Technical field
The present invention relates to a kind of preparation method of high-strength and waterproofing wrapping paper, belong to pulp technology for making paper.
Background technology
For paper products, draw that its quality is light, environmental protection, make it in the application of packaging field, more and more extensively.But along with the popularity of packaging product, also more and more higher to the requirement of packaging material, Packaging Box is when being subject to the External Force Actings such as impact, stretching, higher to requirement of strength, and when packing some electronics and moisture-sensitive product, the humidity resistance of packaging material is also required relatively stricter, therefore, need to develop high, the moistureproof wrapping paper of a kind of intensity.
Summary of the invention
The preparation method of the high-strength and waterproofing wrapping paper that the object of the present invention is to provide a kind of cost low, effective.
In order to reach the object of foregoing invention, the present invention realizes by the following technical solutions:
A preparation method for high-strength and waterproofing wrapping paper, is characterized in that, comprises the following steps:
(1) natural color pulp impurity is removed: first get natural color pulp hydrabrusher and discongest, through high frequency vibrating frame screening and removing impurities matter, then through centrifugal screening, removing fibre bundle, then carry out concentrating and washing, the stickum in removing natural color pulp, and the concentration adjusting slurry is 4-4.5%;
(2) pull an oar: the pH value of adjustment slurry is after 6.8-7.2, carry out making beating process, then will accomplish fluently the slurry transferring of slurry to pond with slurry;
(3) size mixing: in pond with slurry, stir 40-50min after adding rosin, reinforcing agent, waterproofing agent, aluminum sulfate successively, the pH value again adjusting slurry is 5.8-6.0, and the concentration of diluted slurry is 0.5-0.8%;
(4) copy paper: the slurry transferring that step (3) has been sized mixing is carried out copy paper to paper machine, obtains waterproof paper packing (WPP) finally by after dehydration, squeezing, drying operation.
Further, the ratio of weight and number of described natural color pulp, rosin, reinforcing agent, waterproofing agent, aluminum sulfate is:
Natural color pulp: 100 parts;
Rosin: 3-5 part;
Reinforcing agent: 3-5 part;
Waterproofing agent: 3-5 part;
Aluminum sulfate: 10-15 part.
Described reinforcing agent is composite inorganic breeze.And described composite inorganic breeze comprises inorganic mineral powder 100 parts and macromolecule resin 10-15 part, and described macromolecule resin is coated on the surface of described inorganic mineral powder.And described inorganic mineral powder is talcum powder or mica powder.Described macromolecule resin is acrylic resin.
Further, described waterproofing agent is silica gel.
And described natural color pulp is at least one in wood pulp, bamboo pulp, reed pulp, straw pulp.
Beneficial effect of the present invention is: reinforcing agent of the present invention is the inorganic mineral powder through macromolecule resin modification, strengthen the compatibility with fibrous material, effectively can be coated on fiber surface, play enhancing effect, and adding of waterproofing agent, strengthen the hydrophobic performance of fiber, ensure that waterproof moisture-proof effect, and the method for the invention step is simple, cost low price, is very suitable for application.
detailed description of the invention:
Below in conjunction with specific embodiment, concrete introduction is done to the present invention.
In the examples below, the composite inorganic breeze be applied to comprises inorganic mineral powder 100 parts and macromolecule resin 10-15 part, and described macromolecule resin is coated on the surface of described inorganic mineral powder, and and described inorganic mineral powder is talcum powder or mica powder.Described macromolecule resin is acrylic resin.
embodiment 1
(1) wood pulp impurity is removed: first get wood pulp 100 parts and discongest with hydrabrusher, through high frequency vibrating frame screening and removing impurities matter, then through centrifugal screening, removing fibre bundle, then carry out concentrating and washing, the stickum in removing wood pulp, and the concentration adjusting slurry is 4%;
(2) pull an oar: the pH value of adjustment slurry is after 7.2, carry out making beating and process, then will accomplish fluently the slurry transferring of slurry to pond with slurry;
(3) size mixing: in pond with slurry, stir 50min after adding rosin 5 parts, composite inorganic breeze 5 parts, 3 parts, silica gel, 10 parts, aluminum sulfate successively, the pH value again adjusting slurry is 5.8, and the concentration of diluted slurry is 0.8%;
(4) copy paper: the slurry transferring that step (3) has been sized mixing is carried out copy paper to paper machine, obtains high-strength and waterproofing wrapping paper finally by after dehydration, squeezing, drying operation.
embodiment 2
(1) bamboo pulp and reed pulp impurity is removed: first get bamboo pulp and reed pulp 100 parts is discongested with hydrabrusher, through high frequency vibrating frame screening and removing impurities matter, again through centrifugal screening, removing fibre bundle, then carry out concentrating and washing, remove the stickum in bamboo pulp and reed pulp, and the concentration adjusting slurry is 4.5%;
(2) pull an oar: the pH value of adjustment slurry is after 6.8, carry out making beating and process, then will accomplish fluently the slurry transferring of slurry to pond with slurry;
(3) size mixing: in pond with slurry, stir 40min after adding rosin 3 parts, composite inorganic breeze 3 parts, 5 parts, silica gel, 15 parts, aluminum sulfate successively, the pH value again adjusting slurry is 6.0, and the concentration of diluted slurry is 0.5%;
(4) copy paper: the slurry transferring that step (3) has been sized mixing is carried out copy paper to paper machine, obtains high-strength and waterproofing wrapping paper finally by after dehydration, squeezing, drying operation.
embodiment 3
(1) straw pulp impurity is removed: first get straw pulp 100 parts and discongest with hydrabrusher, through high frequency vibrating frame screening and removing impurities matter, then through centrifugal screening, removing fibre bundle, then carry out concentrating and washing, the stickum in removing straw pulp, and the concentration adjusting slurry is 4.2%;
(2) pull an oar: the pH value of adjustment slurry is after 7.0, carry out making beating and process, then will accomplish fluently the slurry transferring of slurry to pond with slurry;
(3) size mixing: in pond with slurry, stir 45min after adding rosin 4 parts, composite inorganic breeze 4 parts, 4 parts, silica gel, 12 parts, aluminum sulfate successively, the pH value again adjusting slurry is 6.0, and the concentration of diluted slurry is 0.6%;
(4) copy paper: the slurry transferring that step (3) has been sized mixing is carried out copy paper to paper machine, obtains high-strength and waterproofing wrapping paper finally by after dehydration, squeezing, drying operation.
The resistance to stress utilizing embodiment 1-3 to prepare is turned white wrapping paper and then the comprehensive mechanical property of high-strength and waterproofing wrapping paper that the prepares impact strength by test gained, TENSILE STRENGTH, bending strength, bending modulus and
moisture permeabilityexperiment is passed judgment on.
The performance test of the packing board of above-described embodiment 1-3 is as shown in table 1:
The performance of the packing board of table 1: embodiment 1-3
| Performance | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Unnotched impact strength (kJ/m 2) | 13 | 15 | 16 |
| Notch impact strength (kJ/m 2) | 1.8 | 1.6 | 2.0 |
| TENSILE STRENGTH (MPa) | 23 | 24 | 28 |
| Elongation at break (%) | 2.1 | 2.5 | 2.4 |
| Bending strength (MPa) | 15 | 14 | 16 |
| Bending modulus (MPa) | 2110 | 2050 | 2100 |
| Moisture permeability (g/m 2·24h） | 3.2 | 3.0 | 2.9 |
As shown in Table 1: reinforcing agent of the present invention is the inorganic mineral powder through macromolecule resin modification, strengthen the compatibility with fibrous material, effectively can be coated on fiber surface, play enhancing effect, and adding of waterproofing agent, strengthen the hydrophobic performance of fiber, ensure that waterproof moisture-proof effect, and the method for the invention step is simple, cost low price, is very suitable for application.
The above is only the preferred embodiment of patent of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from patent principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as the protection domain of patent of the present invention.
Claims (8)
1. a preparation method for high-strength and waterproofing wrapping paper, is characterized in that, comprises the following steps:
(1) natural color pulp impurity is removed: first get natural color pulp hydrabrusher and discongest, through high frequency vibrating frame screening and removing impurities matter, then through centrifugal screening, removing fibre bundle, then carry out concentrating and washing, the stickum in removing natural color pulp, and the concentration adjusting slurry is 4-4.5%;
(2) pull an oar: the pH value of adjustment slurry is after 6.8-7.2, carry out making beating process, then will accomplish fluently the slurry transferring of slurry to pond with slurry;
(3) size mixing: in pond with slurry, stir 40-50min after adding rosin, reinforcing agent, waterproofing agent, aluminum sulfate successively, the pH value again adjusting slurry is 5.8-6.0, and the concentration of diluted slurry is 0.5-0.8%;
(4) copy paper: the slurry transferring that step (3) has been sized mixing is carried out copy paper to paper machine, obtains waterproof paper packing (WPP) finally by after dehydration, squeezing, drying operation.
2. the preparation method of a kind of high-strength and waterproofing wrapping paper according to claim 1, is characterized in that, the ratio of weight and number of described natural color pulp, rosin, reinforcing agent, waterproofing agent, aluminum sulfate is:
Natural color pulp: 100 parts;
Rosin: 3-5 part;
Reinforcing agent: 3-5 part;
Waterproofing agent: 3-5 part;
Aluminum sulfate: 10-15 part.
3. the preparation method of a kind of high-strength and waterproofing wrapping paper according to claim 1 and 2, is characterized in that, described reinforcing agent is composite inorganic breeze.
4. the preparation method of a kind of high-strength and waterproofing wrapping paper according to claim 3, it is characterized in that, described composite inorganic breeze comprises inorganic mineral powder 100 parts and macromolecule resin 10-15 part, and described macromolecule resin is coated on the surface of described inorganic mineral powder.
5. the preparation method of a kind of high-strength and waterproofing wrapping paper according to claim 4, is characterized in that, described inorganic mineral powder is talcum powder or mica powder.
6. the preparation method of a kind of high-strength and waterproofing wrapping paper according to claim 4, is characterized in that, described macromolecule resin is acrylic resin.
7. the preparation method of a kind of high-strength and waterproofing wrapping paper according to claim 1, is characterized in that, described waterproofing agent is silica gel.
8. the preparation method of a kind of high-strength and waterproofing wrapping paper according to claim 1, is characterized in that, described natural color pulp is at least one in wood pulp, bamboo pulp, reed pulp, straw pulp.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510577320.8A CN105297539A (en) | 2015-09-11 | 2015-09-11 | Method for preparing high-strength waterproof wrapping paper |
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| CN201510577320.8A CN105297539A (en) | 2015-09-11 | 2015-09-11 | Method for preparing high-strength waterproof wrapping paper |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105839467A (en) * | 2016-05-19 | 2016-08-10 | 苏州倍力特物流设备有限公司 | Nano-silica composite packaging paperboard and preparation method thereof |
| CN105887564A (en) * | 2016-04-07 | 2016-08-24 | 常江 | Reinforced file seal and production process thereof |
| CN105887563A (en) * | 2016-04-07 | 2016-08-24 | 常江 | Damp-proof and insect-preventing file seal and production process thereof |
| CN106087534A (en) * | 2016-06-08 | 2016-11-09 | 铜陵方正塑业科技有限公司 | waterproof paper bag and preparation method thereof |
| CN106436478A (en) * | 2016-12-08 | 2017-02-22 | 佛山市秸和科技有限公司 | Moisture-proof transparent cellophane and preparation method thereof |
| CN109295810A (en) * | 2018-08-30 | 2019-02-01 | 安庆市双龙纸业有限公司 | A kind of dixie cup with fabulous waterproof effect |
| CN111058335A (en) * | 2020-01-20 | 2020-04-24 | 冯阿兰 | Mould-proof and damp-proof packaging paper |
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|---|---|---|---|---|
| JP2000071606A (en) * | 1998-08-26 | 2000-03-07 | Kishu Paper Co Ltd | Recording paper sheet |
| CN1936182A (en) * | 2006-10-19 | 2007-03-28 | 樊运民 | Preparation method of stainless steel lining paper |
| CN102191726A (en) * | 2011-03-31 | 2011-09-21 | 广东理文造纸有限公司 | Process for preparing low-basis-weight corrugated paper |
| CN103397559A (en) * | 2013-07-16 | 2013-11-20 | 区锦泉 | Waterproof recycled paper and production method thereof |
| CN104120633A (en) * | 2014-07-21 | 2014-10-29 | 安庆盛华纸质包装有限公司 | Production process of packaging paper |
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2015
- 2015-09-11 CN CN201510577320.8A patent/CN105297539A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000071606A (en) * | 1998-08-26 | 2000-03-07 | Kishu Paper Co Ltd | Recording paper sheet |
| CN1936182A (en) * | 2006-10-19 | 2007-03-28 | 樊运民 | Preparation method of stainless steel lining paper |
| CN102191726A (en) * | 2011-03-31 | 2011-09-21 | 广东理文造纸有限公司 | Process for preparing low-basis-weight corrugated paper |
| CN103397559A (en) * | 2013-07-16 | 2013-11-20 | 区锦泉 | Waterproof recycled paper and production method thereof |
| CN104120633A (en) * | 2014-07-21 | 2014-10-29 | 安庆盛华纸质包装有限公司 | Production process of packaging paper |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887564A (en) * | 2016-04-07 | 2016-08-24 | 常江 | Reinforced file seal and production process thereof |
| CN105887563A (en) * | 2016-04-07 | 2016-08-24 | 常江 | Damp-proof and insect-preventing file seal and production process thereof |
| CN105887564B (en) * | 2016-04-07 | 2017-07-11 | 常江 | One kind reinforces file envelope and its production technology |
| CN105887563B (en) * | 2016-04-07 | 2017-07-11 | 常江 | A kind of dampproof protection against insects file envelope and its production technology |
| CN105839467A (en) * | 2016-05-19 | 2016-08-10 | 苏州倍力特物流设备有限公司 | Nano-silica composite packaging paperboard and preparation method thereof |
| CN106087534A (en) * | 2016-06-08 | 2016-11-09 | 铜陵方正塑业科技有限公司 | waterproof paper bag and preparation method thereof |
| CN106436478A (en) * | 2016-12-08 | 2017-02-22 | 佛山市秸和科技有限公司 | Moisture-proof transparent cellophane and preparation method thereof |
| CN109295810A (en) * | 2018-08-30 | 2019-02-01 | 安庆市双龙纸业有限公司 | A kind of dixie cup with fabulous waterproof effect |
| CN111058335A (en) * | 2020-01-20 | 2020-04-24 | 冯阿兰 | Mould-proof and damp-proof packaging paper |
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Application publication date: 20160203 |