CN104179063A - Processing method of biodegradable waterproof paper - Google Patents
Processing method of biodegradable waterproof paper Download PDFInfo
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- CN104179063A CN104179063A CN201410349895.XA CN201410349895A CN104179063A CN 104179063 A CN104179063 A CN 104179063A CN 201410349895 A CN201410349895 A CN 201410349895A CN 104179063 A CN104179063 A CN 104179063A
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Abstract
The invention discloses a processing method of biodegradable waterproof paper. The processing method of the biodegradable waterproof paper comprises the following processing steps: (1) preparing pulp, namely preparing fiber pulp and biodegradable glue pulp of the biodegradable waterproof paper; (2) pulping, namely controlling the pulp concentration of each of the prepared fiber pulp and the biodegradable glue pulp to be 4%-5%, controlling the pulping degree to be 40 degrees-50 degrees SR, removing sand, screening the pulp and concentrating; (3) preparing materials, namely preparing a waterproof material polyethylene coating, and preparing polyethylene with water according to a mixing ratio of 1 to 8; (4) coating, namely, releasing a polyethylene waterproof agent in a coating groove, saturating the paper by using the waterproof agent, removing the excess waterproof agent by using an extrusion roller after saturating for a period of time and drying the paper in a dryer; and (5) rewinding, namely cutting and rewinding the dried paper by using a high-speed rewinding machine. According to the processing method of the biodegradable waterproof paper, two problems that existing disposable cups cannot be biodegraded and the service efficiency is low can be solved; the finally produced paper is excellent in waterproof performance and strong in biodegradability.
Description
Technical field
The present invention relates to print processing technique field, particularly a kind of processing method of biodegradable waterproof paper.
Background technology
Along with scientific and technological development and growth in the living standard, people's environmental consciousness is also improving.The food-safety problem being derived for packaging material for food and environmental problem are also increasingly serious.Especially sanitary cup.Sanitary cup on market is all generally plastics or dixie cup, and plastics generally all can not be degraded, and a large amount of use pollutes the environment, and a Disposable paper cup is generally used and will leak for 5-8 time, so service efficiency is not high, therefore can waste resource and material.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of processing method for making Disposable paper cup with biodegradable waterproof paper.The existing sanitary cup of concrete solution cannot carry out biodegradation and two not high problems of service efficiency.
For achieving the above object, the invention provides following technical scheme: a kind of processing method of biodegradable waterproof paper, is characterized in that its procedure of processing:
(1) with slurry: the fiber pulp of configuration biodegradable waterproof paper and biodegradable glue slurry;
(2) making beating: the slurry concentration of the fiber pulp that control configures and biodegradable glue slurry is 4%～5%, and the pulping degree of beating is 40 °～50 ° SR; Desanding; Screening the pulp; Concentrated;
(3) batching: configuration waterproof material polyethylene coating, by polyethylene and water mixed proportion configuration in 1: 8 by weight;
(4) coating: polyethylene waterproof dilution agent is put in coating pan, paper is soaked into waterproofing agent; After soaking into 30min, by compression roller, unnecessary waterproofing agent is removed, and dried paper in dryer;
(5) rewinding: adopt high speed winder to carry out cutting and rewinding to the paper after drying.
Preferably, process with slurry in described step (1) is: the biodegradable glue slurry of 1000g fiber pulp and 800g is discongested with 2%～3% concentration by pulper respectively, then by filter, obtain slurries, by high concentration desanding device, purify again the slurries after being finally purified; And then by fabric filter, carry out secondary and discongest, after discongesting, deliver to high frequency vibrating cribellum, the concentration that screening finally obtains slurries is all 1%.
Preferably, the pulping process in described step (2) is: 1% the slurries that step (1) is obtained, by slurries thickener, make slurries be concentrated to 4%～5%, and it is 4.5% that concrete concentration is controlled, and pH value reaches 5.6～6, and concrete control is 5.8.
Preferably, coating process in described step (4) is: polyethylene and the water waterproofing agent that mixed proportion is 1: 8 are by weight put in coating pan, make paper soak into waterproofing agent, soak into the paper taking out after large more 30min, then by compression roller, unnecessary waterproofing agent is removed, and in dryer, dry paper, and bake out temperature is controlled at 100 ℃～120 ℃, and actual temp is controlled at 110 ℃.
Preferably, rewinding process in described step (5) is: adopt high speed winder to carry out cutting and rewinding to the paper after drying, and at rewinding machine upper and lower sides, ultraviolet emission device is installed, utilize ultraviolet bactericidal action to eliminate the bacterium in paper, then by the paper vacuum packaging after processing.
Adopt the beneficial effect of above technical scheme to be: the processing method of a kind of biodegradable waterproof paper that the present invention produces, comprises with slurry → making beating → batching → coating → rewinding.The process with slurry that the present invention mentions is: the biodegradable glue slurry of 1000g fiber pulp and 800g is discongested with 2%～3% concentration by pulper respectively, then by filter, obtain slurries, by high concentration desanding device, purify again the slurries after being finally purified.And then by fabric filter, carry out secondary and discongest, after discongesting, deliver to high frequency vibrating cribellum, the concentration that screening finally obtains slurries is all 1%, this concentration is the comparatively desirable concentration of subsequent production high-quality paper; This operation has the multiple tracks of employing slurries treatment step, therefore can reduce the impurity in slurries, obtains pure slurries, is convenient to follow-up acquisition high-quality paper.The pulping process that the present invention mentions is: 1% the slurries that step (1) is obtained are by slurries thickener, make slurries be concentrated to 4%～5%, it is 4.5% that concrete concentration is controlled, be convenient to the viscosity that follow-up painting process guarantees paper slurries, thereby be conducive to production high-quality paper, pH value reaches 5.6～6, concrete control is 5.8, PH slant acidity, is conducive to the combination of paper slurries and follow-up polyethylene waterproof agent; The coating process that the present invention mentions is: polyethylene and the water waterproofing agent that mixed proportion is 1: 8 are by weight put in coating pan, make paper soak into waterproofing agent, soak into the paper taking out after large more 30min.Then by compression roller, unnecessary waterproofing agent is removed, and in dryer, dry paper, and bake out temperature is controlled at 100 ℃～120 ℃, and actual temp is controlled at 110 ℃, by the setting of design parameter in this operation, strengthened water resistance and the degradability of paper.
The specific embodiment
The invention provides a kind of specific embodiment of processing method of biodegradable waterproof paper:
A processing method for biodegradable waterproof paper, its procedure of processing is as follows:
(1) with slurry: the fiber pulp of configuration biodegradable waterproof paper and biodegradable glue slurry.Detailed process is: the biodegradable glue slurry of 1000g fiber pulp and 800g is discongested with 2%～3% concentration by pulper respectively, then by filter, obtain slurries, then purify by high concentration desanding device, the slurries after being finally purified.And then by fabric filter, carry out secondary and discongest, after discongesting, deliver to high frequency vibrating cribellum, the concentration that screening obtains slurries is all 1%;
(2) making beating: the slurry concentration of the fiber pulp that control configures and biodegradable glue slurry is 4%～5%, and it is 4.5% that concrete concentration is controlled, and pH value reaches 5.6～6, and concrete control is 5.8.The pulping degree of beating is 40 °～50 ° SR; Desanding; Screening the pulp; Concentrated;
(3) batching: configuration waterproof material polyethylene coating, by polyethylene and water mixed proportion configuration in 1: 8 by weight;
(4) coating: by polyethylene and water by weight mixed proportion be that dilution in 1: 8 is put in coating pan, paper is soaked into waterproofing agent.After soaking into 30min, by compression roller, unnecessary waterproofing agent is removed, and dried paper in dryer, bake out temperature is controlled at 100 ℃～120 ℃, and actual temp is controlled at 110 ℃;
(5) rewinding: adopt high speed winder to carry out cutting and rewinding to the paper after drying.And at rewinding machine upper and lower sides, ultraviolet emission device is installed, is utilized ultraviolet bactericidal action to eliminate the bacterium in paper, then by the paper vacuum packaging after processing.
Adopt the beneficial effect of above technical scheme to be: the processing method of a kind of biodegradable waterproof paper that the present invention produces, comprises with slurry → making beating → batching → coating → rewinding.The process with slurry that the present invention mentions is: the biodegradable glue slurry of 1000g fiber pulp and 800g is discongested with 2%～3% concentration by pulper respectively, then by filter, obtain slurries, by high concentration desanding device, purify again the slurries after being finally purified.And then by fabric filter, carry out secondary and discongest, after discongesting, deliver to high frequency vibrating cribellum, the concentration that screening finally obtains slurries is all 1%, this concentration is the comparatively desirable concentration of subsequent production high-quality paper; This operation has the multiple tracks of employing slurries treatment step, therefore can reduce the impurity in slurries, obtains pure slurries, is convenient to follow-up acquisition high-quality paper.The pulping process that the present invention mentions is: 1% the slurries that step (1) is obtained are by slurries thickener, make slurries be concentrated to 4%～5%, it is 4.5% that concrete concentration is controlled, be convenient to the viscosity that follow-up painting process guarantees paper slurries, thereby be conducive to production high-quality paper, pH value reaches 5.6～6, concrete control is 5.8, PH slant acidity, is conducive to the combination of paper slurries and follow-up polyethylene waterproof agent; The coating process that the present invention mentions is: polyethylene and the water waterproofing agent that mixed proportion is 1: 8 are by weight put in coating pan, make paper soak into waterproofing agent, soak into the paper taking out after large more 30min.Then by compression roller, unnecessary waterproofing agent is removed, and dried paper in dryer, bake out temperature is controlled 100 ℃～120 ℃, and actual temp is controlled at 110 ℃, by the setting of design parameter in this operation, has strengthened water resistance and the degradability of paper.
By the processing method of a kind of biodegradable waterproof paper of the present invention, the paper water resistance of final production is good, and biodegradable performance is strong.Solve existing sanitary cup and cannot carry out biodegradation and two not high problems of service efficiency.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (5)
1. a processing method for biodegradable waterproof paper, is characterized in that, its procedure of processing:
(1) with slurry: the fiber pulp of configuration biodegradable waterproof paper and biodegradable glue slurry;
(2) making beating: the slurry concentration of the fiber pulp that control configures and biodegradable glue slurry is 4%～5%, and the pulping degree of beating is 40 °～50 ° SR; Desanding; Screening the pulp; Concentrated;
(3) batching: configuration waterproof material polyethylene coating, by polyethylene and water mixed proportion configuration in 1: 8 by weight;
(4) coating: polyethylene waterproof dilution agent is put in coating pan, paper is soaked into waterproofing agent; After soaking into 30min, by compression roller, unnecessary waterproofing agent is removed, and dried paper in dryer;
(5) rewinding: adopt high speed winder to carry out cutting and rewinding to the paper after drying.
2. the processing method of a kind of biodegradable waterproof paper according to claim 1, it is characterized in that, process with slurry in described step (1) is: the biodegradable glue slurry of 1000g fiber pulp and 800g is discongested with 2%～3% concentration by pulper respectively, then by filter, obtain slurries, by high concentration desanding device, purify again the slurries after being finally purified; And then by fabric filter, carry out secondary and discongest, after discongesting, deliver to high frequency vibrating cribellum, the concentration that screening finally obtains slurries is all 1%.
3. the processing method of a kind of biodegradable waterproof paper according to claim 1, it is characterized in that, pulping process in described step (2) is: 1% the slurries that step (1) is obtained are by slurries thickener, make slurries be concentrated to 4%～5%, it is 4.5% that concrete concentration is controlled, pH value reaches 5.6～6, and concrete control is 5.8.
4. the processing method of a kind of biodegradable waterproof paper according to claim 1, it is characterized in that, coating process in described step (4) is: polyethylene and the water waterproofing agent that mixed proportion is 1: 8 are by weight put in coating pan, make paper soak into waterproofing agent, soak into the paper taking out after large more 30min, then by compression roller, unnecessary waterproofing agent is removed, and dried paper in dryer, bake out temperature is controlled at 100 ℃～120 ℃, and actual temp is controlled at 110 ℃.
5. the processing method of a kind of biodegradable waterproof paper according to claim 1, it is characterized in that, rewinding process in described step (5) is: adopt high speed winder to carry out cutting and rewinding to the paper after drying, and at rewinding machine upper and lower sides, ultraviolet emission device is installed, utilize ultraviolet bactericidal action to eliminate the bacterium in paper, then by the paper vacuum packaging after processing.
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| CN201410349895.XA CN104179063A (en) | 2014-07-21 | 2014-07-21 | Processing method of biodegradable waterproof paper |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104988808A (en) * | 2015-05-28 | 2015-10-21 | 句容市茂源织造厂 | Natural moistureproof degradable food packaging paper and preparation method thereof |
| CN106690412A (en) * | 2017-03-06 | 2017-05-24 | 云南芯韵科技开发有限公司 | Functional filter stick containing paper wire and preparation method thereof |
| CN106812016A (en) * | 2016-12-30 | 2017-06-09 | 李宗飞 | A kind of degradable waterproof paper of flame retardant type for adding microencapsulation APP |
| CN107227654A (en) * | 2017-06-22 | 2017-10-03 | 合肥励仙电力工程有限公司 | A kind of preparation method of water-proof paper |
| CN107780292A (en) * | 2016-08-25 | 2018-03-09 | 天津市有为印刷包装有限公司 | A kind of degradable waterproof paper and preparation method thereof |
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| US20020012759A1 (en) * | 2000-05-31 | 2002-01-31 | Oji Paper Co., Ltd. | Molding base paper and molded paper vessel produced from it |
| CN101786522A (en) * | 2009-12-24 | 2010-07-28 | 王福刚 | Environment-friendly paper film food package and manufacturing technology thereof |
| CN101990588A (en) * | 2008-04-09 | 2011-03-23 | 斯塔诺阿埃索澳吉有限公司 | Solvent-resistant liquid packaging board, its manufacturing method and use, and a drinking cup made of the same |
| CN101987318A (en) * | 2009-07-31 | 2011-03-23 | 上海紫丹印务有限公司 | Method for producing quickly degradable packaging material |
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2014
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Patent Citations (5)
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| CN1246558A (en) * | 1998-08-28 | 2000-03-08 | 唐山市新元造纸厂 | Production process of paperboard for non-laminated food and beverage container |
| US20020012759A1 (en) * | 2000-05-31 | 2002-01-31 | Oji Paper Co., Ltd. | Molding base paper and molded paper vessel produced from it |
| CN101990588A (en) * | 2008-04-09 | 2011-03-23 | 斯塔诺阿埃索澳吉有限公司 | Solvent-resistant liquid packaging board, its manufacturing method and use, and a drinking cup made of the same |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104988808A (en) * | 2015-05-28 | 2015-10-21 | 句容市茂源织造厂 | Natural moistureproof degradable food packaging paper and preparation method thereof |
| CN107780292A (en) * | 2016-08-25 | 2018-03-09 | 天津市有为印刷包装有限公司 | A kind of degradable waterproof paper and preparation method thereof |
| CN106812016A (en) * | 2016-12-30 | 2017-06-09 | 李宗飞 | A kind of degradable waterproof paper of flame retardant type for adding microencapsulation APP |
| CN106690412A (en) * | 2017-03-06 | 2017-05-24 | 云南芯韵科技开发有限公司 | Functional filter stick containing paper wire and preparation method thereof |
| CN106690412B (en) * | 2017-03-06 | 2023-05-26 | 云南芯韵科技开发有限公司 | Functional filter stick containing paper threads and preparation method thereof |
| CN107227654A (en) * | 2017-06-22 | 2017-10-03 | 合肥励仙电力工程有限公司 | A kind of preparation method of water-proof paper |
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Application publication date: 20141203 |