CN107345373A - A kind of method of high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies - Google Patents
A kind of method of high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies Download PDFInfo
- Publication number
- CN107345373A CN107345373A CN201710772168.8A CN201710772168A CN107345373A CN 107345373 A CN107345373 A CN 107345373A CN 201710772168 A CN201710772168 A CN 201710772168A CN 107345373 A CN107345373 A CN 107345373A
- Authority
- CN
- China
- Prior art keywords
- boiled water
- plain boiled
- microstickies
- fiber
- purifying
- 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.)
- Granted
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
- D21C11/0078—Treatment of green or white liquors with other means or other compounds than gases, e.g. in order to separate solid compounds such as sodium chloride and carbonate from these liquors; Further treatment of these compounds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/32—Defibrating by other means of waste paper
- D21B1/322—Defibrating by other means of waste paper coated with synthetic materials
-
- 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
Abstract
The invention discloses a kind of method of high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies.Fiber and partial filler in this method recovery mthod of white water from paper making, are obtained containing the plain boiled water suspension including microstickies of the particle diameter less than 100 μm, fiber fines and filler；Plain boiled water suspension is put into the device with stirring, temperature control and Stress control, 20~120min is acted under the conditions of pressure is -0.08~1MPa, 35~90 DEG C of temperature, 50~1000rpm of rotating speed, promote the microstickies particles by heat of the various sizes size in plain boiled water tacky and constantly mutually assemble under pressure and the effect of mechanical agitation power, form the big gluing composition granule that most particle diameters are 100 microns or more；Gluing thing after filtration, purification aggregation.The present invention can effectively remove unstable, the part microstickies that are easy to have a negative impact in papermaking circulating plain boiled water, the content for significantly reducing microstickies in plain boiled water.
Description
Technical field
The present invention relates to microstickies purification method in mthod of white water from paper making, and in particular to during wastepaper pulping and papermaking, makes
The purification method for the microstickies being had a negative impact in paper plain boiled water to paper machine operation and paper product quality.Belong to secondary stock
Reuse technology field.
Background technology
With modern paper industrial expansion, waste paper has become global model as a kind of fibre resources of reusable edible
Enclose one of interior widely used paper making raw material.However, along with dopant species in the sustainable growth of waste paper utilization amount and waste paper
It is on the increase, produced problem is increasingly severe during waste paper recycling, wherein most prominent is gluing thing problem in waste paper.It is useless
Gluing thing source in paper is quite varied, and composition is also sufficiently complex.Mainly there are adhesive, adhesive tape in source, and label, wax, ink stick
Mixture, latex, wet strengthening resin and other polymer etc., there are hydrophobicity, low-surface-energy, adhesion, shape of particle varying dimensions
And most of the features such as carrying negative charge.If these materials can not be removed effectively, will deposit to during waste paper recycling
Equipment, pipeline be even on paper surface, have a strong impact on production be normally carried out and product quality.
During the recycling of waste paper, under the effect of a variety of mechanically and chemically medicines the thing of complexity occurs for gluing thing
Physicochemical changes, and the gluing composition granule size distribution ranges of formation are wide, as low as below micron, greatly to some millimeters, turn into several
Measure the gumminess material that various, particle diameter is different, has multiple characteristic.According to the size of particle, gluing thing can be divided into big gluing
Thing and microstickies：Wherein, size is big gluing thing more than 100 microns, can waste paper pulp stage using screening,
The means such as purification, flotation and heat partition remove；Size is microstickies, above-mentioned removal means less than less than 100 microns
It is bad or invalid for this part removal effect, it is allowed to as slurry enters copy paper system.And the plain boiled water of Modern Paper Machine is
Closed circulation and reuse, with the extension of production time, the gluing thing content that is enriched with plain boiled water can more and more higher.This
Outside, some dissolved and colloidal substances (DCS) in plain boiled water can also occur to wad a quilt with cotton poly- and turn into secondary gluing thing under certain condition.
After the high plain boiled water dilution paper stock of gluing thing content, cause the gluing thing increase of online paper stock, when accumulation is to certain degree and one
Determine under system condition, easily cohesion turns into larger-size big gluing thing, and the operation and product quality to copy paper equipment produce tight
The negative effect of weight：Block shaping net meshe, pollution felt and dry net surface, cause the matter such as page surface spot, broken hole
Amount problem etc., need to shut down cleaning frequently when serious.Influenceed to reduce the microstickies in plain boiled water, mainly there are two classes at present
Method is used to handle the microstickies in plain boiled water.One kind is chemical control method, mainly fixed including chemiadsorption, chemistry
Method and chemical dispersion method.Chemiadsorption mainly using gluing thing in hydrophobic talcum powder absorption copy paper system, reduces gluing
Thing stickiness simultaneously stays in page and departs from white-water system；Chemical fixation is consolidated using the chemicals with high positive charge density
Negatively charged microstickies on the fiber surface, and take system out of；Chemical dispersion method is mainly carried with surfactant
The hydrophily of high gluing thing particle, increase its stability in plain boiled water.Bioanalysis mainly utilizes the degraded of the enzyme preparations such as esterase
Ester bond, the viscosity for reducing gluing thing, prevent the wadding of particle from gathering.Therefore, it is more currently for the treatment technology of plain boiled water microstickies
Concentrate on either to stabilize it and be dispersed in plain boiled water or anchor at fiber surface and take paper manufacturing systems out of.It is but either scattered
Means or set means all can not fundamentally solve many negative effects that microstickies are brought, and not only make white water-borne glue
The cumulant of glutinous thing is increasing, and the increase of dynamics and the shortening of cycle period are circulated with waste paper, anchors at fiber
In microstickies can be turned again to the reuse of waste paper in paste system, form secondary gluing thing, continue to deteriorate this and ask
Topic.Therefore, above-mentioned existing microstickies control technology is far from meeting the needs of current gluing thing problem, in face of more next
More serious plain boiled water gluing thing problem, the approach uniquely effected a radical cure can only be the removal purification of microstickies, and be as far as possible
High-efficient purification, substantial amounts of microstickies are got rid of from plain boiled water, and clean out outside system, thoroughly block gluing thing and exist
The accumulation flowed in the waste paper circulatory system, it is only the basic place for solving the problems, such as gluing thing in secondary stock.
The content of the invention
It is a series of tight it is an object of the invention to cause for the constantly accumulation of microstickies in paper machine closed circulation plain boiled water
The problem of weight obstacle, a kind of method for efficiently removing microstickies in papermaking circulating plain boiled water is proposed, by gluing as much as possible
Thing is thoroughly excluded outside paper manufacturing systems, reduces fundamentally and solves harm of the gluing thing to whole paper-making process.
The object of the invention is achieved through the following technical solutions：
A kind of method of high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies, comprises the following steps：
1) fiber and filler in mthod of white water from paper making are reclaimed：By the way of filtering or screening, reclaim in mthod of white water from paper making
Fiber and partial filler, obtain suspending containing the plain boiled water including microstickies of the particle diameter less than 100 μm, fiber fines and filler
Liquid；
2) plain boiled water pre-processes：Plain boiled water suspension is put into the device with stirring, temperature control and Stress control, in pressure
To act on 20~120min under the conditions of -0.08~1MPa, 35~90 DEG C of temperature, 50~1000rpm of rotating speed, promote each in plain boiled water
The microstickies particles by heat of kind size is tacky and constantly mutually assembles under pressure and the effect of mechanical agitation power, formation
Most particle diameters are 100 microns or more of big gluing composition granule, are removed；
3) the gluing thing after filtration, purification aggregation：Plain boiled water by step 2) processing is placed to the filtering dress for putting filter medium
In putting, under 50~300rpm rotating speed stirring actions, formed by aggregation, particle diameter is more than to that portion of filter medium opening size
Divide big gluing composition granule to intercept and reside in filter media surface, cleared out after collection from copy paper system；It is filtrated to get
Filtrate is to eliminate the plain boiled water after the gluing thing of part.
Further to realize the object of the invention, it is preferable that step 1) is using the fine Department of Peacekeeping Operations being recovered by filtration in mthod of white water from paper making
It is that the fiber and partial filler in plain boiled water of manufacturing paper with pulp, the net of the standard network used in dynamic drainage instrument are reclaimed with dynamic drainage instrument to divide filler
Mesh is 200 mesh；Step 1) using the fiber and partial filler that are recovered by filtration in mthod of white water from paper making is reclaimed using polydisc filter type
The fiber and partial filler manufactured paper with pulp in plain boiled water.
Preferably, when step 1) reclaims the fiber and partial filler in plain boiled water of manufacturing paper with pulp using screening, the screen slot width of sieve plate
For 0.10mm or 0.15mm.
Preferably, the fiber source in the step 1) plain boiled water is in plant material, the part fiber for papermaking, including
Wood type, straw class, bamboo class, bast fibers, length are 0.65~5.5mm.
Preferably, the step 1) fiber fines are the less fiber of part size by 100-200 eye mesh screens；Institute
It is talcum powder, china clay, calcium carbonate and titanium dioxide to state filler.
Preferably, the step 2) pressure is -0.09~1MPa, 50~70 DEG C of temperature, 500~800rpm of rotating speed.
Preferably, step 3) stirs under 100~200rpm rotating speeds.
Preferably, the white water recycling after step 3) purification continues to recycle into paper manufacturing systems.
Preferably, the step 3) filter medium can be the filter screen that mesh number is more than 140 mesh, or be less than for opening size
Or the sieve plate equal to 100 microns.
Relative to existing plain boiled water microstickies control method, the invention has the advantages that：
(1) present invention proposes gluing thing clearing out of the modes of paper manufacturing systems to handle the microstickies in plain boiled water, phase
For sticking the thing progress processing mode such as stability control and set than existing dialogue glue, the present invention can thoroughly prevent gluing
Thing with the following influence to paper-making process, fundamentally solves immediately or alleviates harm caused by gluing thing.
(2) present invention utilize microstickies fundamental characteristics, targetedly take specific processing mode promote it is micro-
Thin gluing composition granule aggregation, and the characteristics of big gluing thing structure newly assembled is more loose is taken into full account when filtering off and removing,
By the way of gentle agitation and filtering are carried out simultaneously, make the tiny component such as fiber fines and filler fully by filter medium,
And intercept the big gluing composition granule newly assembled is as much as possible, effectively increase the efficiency of removal.
(3) pretreatment and removal of the present invention to plain boiled water microstickies uses physics mode, at utmost reduction pair
The interference of plain boiled water chemical environment, the closed circulation utilization of mthod of white water from paper making is further promoted, there is higher practical value.
(4) obstacle that paper grades gluing thing problem is brought is alleviated and avoided to the present invention effectively, and net for physically
Change plain boiled water, do not introduce any chemical reagents.
Embodiment
In order to be best understood from the present invention, the present invention is described in further details with reference to embodiment, but it is of the invention
Claimed scope is not limited to the scope of embodiment expression.
Embodiment 1
Under laboratory condition, by the label paper with pressure sensitive adhesive and copy paper according to slurry is prepared into, then by sieving,
The components such as the fiber wherein contained, filler are recovered by filtration for the dynamic drainage instrument of 200 mesh filter screens with mesh number again, obtain containing tiny
The pending mthod of white water from paper making that solid quality concentration including the components such as fiber, microstickies and filler is 0.1% (is mixed with pressure
The plain boiled water of the wastepaper of quick glue), part plain boiled water is taken, is 3.42 × 10 with laser particle analyzer measure wherein gluing thing content‐ 3mm3/ mL, then with the strainer filtering of 200 mesh, the microstickies content that same method detects in filtrate is 3.26 × 10‐ 3mm3/ mL, the removal efficiency that microstickies are calculated are 4.68%.
The another plain boiled water for taking part by recycling, is located in advance under temperature 60 C, rotating speed 800rpm and time 60min
Reason, gluing thing content therein is then detected as 4.59 × 10‐3mm3/ mL, then under 100rpm rotating speeds, with the filter of 200 meshes
Net filtration, the microstickies in filtrate are determined with same method, are 3.75mm3/ mL, calculate microstickies in filtrate
Removal efficiency is 18.30%.
After the mthod of white water from paper making of wastepaper it can be seen from the result of embodiment 1 has reclaimed the components such as fiber, directly use
The removal amount of the strainer filtering of 200 mesh, wherein microstickies is relatively low, and only 4.68%, if by the plain boiled water after recycling
By handling the regular hour under certain temperature, speed conditions, then the removal amount of the microstickies in plain boiled water is brought up to
18.30%, i.e. the removal amount efficiency of microstickies has significant raising.
Embodiment 2
By slurry same in embodiment 1, it is that 0.1% pending is made to recycle to obtain mass concentration by identical
Paper plain boiled water (plain boiled water for being mixed with the wastepaper of pressure sensitive adhesive), with laser particle analyzer measure wherein gluing thing same in embodiment 1
Content is 3.42 × 10‐3mm3/ mL, then detect the microstickies in filtrate with the strainer filtering of 140 mesh, same method
Content is 3.35 × 10‐3mm3/ mL, the removal efficiency that microstickies are calculated are 2.05%.
The another plain boiled water for taking part by recycling, is located in advance under temperature 60 C, rotating speed 800rpm and time 60min
Reason, gluing thing content therein is then detected as 4.59 × 10‐3mm3/ mL, then again with the strainer filtering of 200 meshes, in filtrate
Microstickies determined with same method, be 4.39mm3/ mL, the removal efficiency for calculating microstickies in filtrate are
4.36%.
By the result of embodiment 2 again it can be seen that after wastepaper mthod of white water from paper making reclaimed the components such as fiber, directly use
Strainer filtering is compared with the strainer filtering of same size again with after handling the regular hour under certain temperature, speed conditions,
The removal amount of microstickies in the latter brings up to 4.36%, i.e., the removal amount of microstickies is under the conditions of same removing
There is a certain degree of raising.In addition, by embodiment 1,2 combine it can be seen from microstickies are removed in embodiment 1 when
Filter screen mesh is thinner, then the microstickies efficiency removed can be higher, that is to say, that by heating, pressurization and stirring condition
The microstickies of lower processing can be directed to this feature and carry out sufficiently removing purification there occurs the aggregation of each size section.
Embodiment 3
The machine water of old newsprint paper machine is fetched from Newsprint Mill, with the dynamic drainage instrument reuse of same 200 mesh filter screen
The components such as fiber and partial filler in slurry, the mthod of white water from paper making that solid quality concentration is 0.1% is obtained, with embodiment 1
Same laser particle analyzer measure wherein gluing thing content is 13.17mm3/ mL, then with the strainer filtering of 140 mesh, same
Gluing thing content in method detection filtrate is 12.67 × 10‐3mm3/ mL, the removal efficiency that microstickies are calculated are
3.78%.
The another plain boiled water for taking part by recycling, under the conditions of 90 DEG C of temperature, rotating speed 500rpm and pressure -0.05MPa,
Effect 45min is pre-processed, and then detects gluing thing content therein as 15.22 × 10‐3mm3/ mL, then again with 200 nets
Purpose strainer filtering, the gluing thing in filtrate are determined with same method, are 11.92mm3/ mL, calculate fine gluing in filtrate
The removal efficiency of thing is 21.68%.
By the result of embodiment 3 again it can be seen that after old newsprint mthod of white water from paper making reclaimed the components such as fiber, directly use
Strainer filtering is compared with the strainer filtering of same size again with after handling the regular hour under certain temperature, speed conditions,
The removal amount of microstickies in the latter improves significantly to 21.68% than the former 3.78% clearance, and lifting amplitude will
Nearly 7 times, i.e. the removal amount of microstickies is significantly improved under the conditions of same removing.
In addition, by embodiment 1,2,3 combine it can be seen from different types of regenerated papermaking plain boiled water, it is therein fine
Not exclusively, but after the effect of excess temperature, rotating speed and pressure condition, microstickies therein are same for gluing thing characteristic
Under the conditions of the removal of sample, removal efficiency has to be greatly improved very much.
The present invention utilizes the fundamental characteristics of microstickies, targetedly takes specific processing mode and promotes fine glue
Glutinous composition granule aggregation, and the characteristics of big gluing thing structure newly assembled is more loose is taken into full account when filtering off and removing, use
The mode that gentle agitation is carried out simultaneously with filtering, makes the tiny component such as fiber fines and filler fully by filter medium, and incite somebody to action
The big gluing composition granule efficiency as much as possible for intercepting, effectively increasing removal newly assembled.
Pretreatment and removal of the present invention to plain boiled water microstickies use physics mode, at utmost reduce to plain boiled water
The interference of chemical environment, the closed circulation utilization of mthod of white water from paper making is further promoted, there is higher practical value.
It is of the invention effectively to alleviate and avoid the obstacle that paper grades gluing thing problem is brought, and purification is white for physically
Water, do not introduce any chemical reagents.
Claims (9)
- A kind of 1. method of high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies, it is characterised in that comprise the following steps：1) fiber and filler in mthod of white water from paper making are reclaimed：By the way of filtering or screening, the fiber in mthod of white water from paper making is reclaimed And partial filler, obtain containing the plain boiled water suspension including microstickies of the particle diameter less than 100 μm, fiber fines and filler；2) plain boiled water pre-processes：By plain boiled water suspension be put into stirring, temperature control and Stress control device in, pressure for- 20~120min is acted under the conditions of 0.08~1MPa, 35~90 DEG C of temperature, 50~1000rpm of rotating speed, is promoted various in plain boiled water The microstickies particles by heat of size is tacky and constantly mutually assembles under pressure and the effect of mechanical agitation power, is formed more The big gluing composition granule that number particle diameter is 100 microns or more, is removed；3) the gluing thing after filtration, purification aggregation：Plain boiled water by step 2) processing is placed to the filter for putting filter medium In, under 50~300rpm rotating speed stirring actions, formed by aggregation, particle diameter is more than to the part of filter medium opening size Big gluing composition granule intercepts and resides in filter media surface, is cleared out after collection from copy paper system；The filter being filtrated to get Liquid is to eliminate the plain boiled water after the gluing thing of part.
- 2. the method for high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies according to claim 1, it is characterised in that： Step 1) is that the fibre in plain boiled water of manufacturing paper with pulp is reclaimed with dynamic drainage instrument using the fiber and partial filler that are recovered by filtration in mthod of white water from paper making Peacekeeping partial filler, the mesh of the standard network used in dynamic drainage instrument is 200 mesh；Step 1) is used and is recovered by filtration in mthod of white water from paper making Fiber and partial filler be the fiber and partial filler manufactured paper with pulp using the recovery of polydisc filter type in plain boiled water.
- 3. the method for high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies according to claim 1, it is characterised in that： Step 1) manufactured paper with pulp using screening recovery fiber and partial filler in plain boiled water when, the screen slot width of sieve plate for 0.10mm or 0.15mm。
- 4. the method for high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies according to claim 1, it is characterised in that： Fiber source in the step 1) plain boiled water in plant material, the part fiber for papermaking, including wood type, straw class, Bamboo class, bast fibers, length are 0.65~5.5mm.
- 5. the method for high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies according to claim 1, it is characterised in that： Step 1) the fiber fines are the less fiber of part size by 100-200 eye mesh screens；The filler be talcum powder, China clay, calcium carbonate and titanium dioxide.
- 6. the method for high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies according to claim 1, it is characterised in that： Step 2) the pressure is -0.09~1MPa, 50~70 DEG C of temperature, 500~800rpm of rotating speed.
- 7. the method for high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies according to claim 1, it is characterised in that： Step 3) stirs under 100~200rpm rotating speeds.
- 8. the method for high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies according to claim 1, it is characterised in that： White water recycling after step 3) purification continues to recycle into paper manufacturing systems.
- 9. the method for high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies according to claim 1, it is characterised in that： Step 3) the filter medium can be the filter screen that mesh number is more than 140 mesh, or be less than or equal to 100 microns for opening size Sieve plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710772168.8A CN107345373B (en) | 2017-08-31 | 2017-08-31 | Method for efficiently filtering and purifying papermaking circulating white water fine stickies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710772168.8A CN107345373B (en) | 2017-08-31 | 2017-08-31 | Method for efficiently filtering and purifying papermaking circulating white water fine stickies |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107345373A true CN107345373A (en) | 2017-11-14 |
| CN107345373B CN107345373B (en) | 2021-01-19 |
Family
ID=60256725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710772168.8A Active CN107345373B (en) | 2017-08-31 | 2017-08-31 | Method for efficiently filtering and purifying papermaking circulating white water fine stickies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107345373B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024050A (en) * | 2018-08-31 | 2018-12-18 | 华南理工大学 | Mthod of white water from paper making microstickies based on the high surface roughness of hydrophobic material efficiently stick purification method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4001119A (en) * | 1974-02-04 | 1977-01-04 | Hunter A Bruce | Thickening apparatus |
| CN101725064A (en) * | 2009-10-31 | 2010-06-09 | 华南理工大学 | Method for improving removal effect of stickies in waste paper pulp |
| CN202072970U (en) * | 2011-05-31 | 2011-12-14 | 东莞海龙纸业有限公司 | Device used for removing gooey in white water of paper machine |
| US20110303378A1 (en) * | 2010-06-11 | 2011-12-15 | Luzenac America, Inc. | Method for contaminant removal in paper production |
| CN102680378A (en) * | 2012-05-30 | 2012-09-19 | 华南理工大学 | Detection method for impedimental fine sticky substances in paper-making white water |
| CN103663776A (en) * | 2013-09-23 | 2014-03-26 | 浙江凯丰纸业有限公司 | Papermaking white water circulating treatment method and treatment device |
| CN105887551A (en) * | 2016-06-06 | 2016-08-24 | 瑞辰星生物技术（广州）有限公司 | Device and method for catching sticky matter in pulping and papermaking system |
-
2017
- 2017-08-31 CN CN201710772168.8A patent/CN107345373B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4001119A (en) * | 1974-02-04 | 1977-01-04 | Hunter A Bruce | Thickening apparatus |
| CN101725064A (en) * | 2009-10-31 | 2010-06-09 | 华南理工大学 | Method for improving removal effect of stickies in waste paper pulp |
| US20110303378A1 (en) * | 2010-06-11 | 2011-12-15 | Luzenac America, Inc. | Method for contaminant removal in paper production |
| CN202072970U (en) * | 2011-05-31 | 2011-12-14 | 东莞海龙纸业有限公司 | Device used for removing gooey in white water of paper machine |
| CN102680378A (en) * | 2012-05-30 | 2012-09-19 | 华南理工大学 | Detection method for impedimental fine sticky substances in paper-making white water |
| CN103663776A (en) * | 2013-09-23 | 2014-03-26 | 浙江凯丰纸业有限公司 | Papermaking white water circulating treatment method and treatment device |
| CN105887551A (en) * | 2016-06-06 | 2016-08-24 | 瑞辰星生物技术（广州）有限公司 | Device and method for catching sticky matter in pulping and papermaking system |
Non-Patent Citations (3)
| Title |
|---|
| RAIMO ALEN等著: "《造纸化学》", 30 June 2016 * |
| 刘忠: "《造纸湿部化学》", 30 September 2010 * |
| 刘文静 等: ""新闻纸厂白水微细胶黏物物化特性分析及其尺寸分布研究"", 《造纸科学与技术》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109024050A (en) * | 2018-08-31 | 2018-12-18 | 华南理工大学 | Mthod of white water from paper making microstickies based on the high surface roughness of hydrophobic material efficiently stick purification method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107345373B (en) | 2021-01-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2891747B1 (en) | Recycled fiber and process for preparing the recycled fiber | |
| CN105780564B (en) | The technique that waste carton produces high-strength box paperboard | |
| CN107476105B (en) | Process for removing stickies in waste paper pulping process | |
| JP3453146B2 (en) | Deinking method of recycled pulp | |
| US3574050A (en) | Process for separating into its components and recovering for reuse plastic coated paper | |
| JP2019535923A (en) | Use of polymer products to control deposit formation in the manufacture of paper or paperboard | |
| CN108252149A (en) | A kind of papermaking green end water imitates method for improving | |
| EP0717799B1 (en) | Process and apparatus for manufacturing absorbent granular material | |
| CN106256953A (en) | A kind of leather waste joins the method copying the high-strength corrugating medium of OCC waste paper production | |
| CN112301780A (en) | Anionic garbage control process for papermaking system | |
| CN107345373A (en) | A kind of method of high-efficiency filtering and purifying papermaking circulating plain boiled water microstickies | |
| KR20210104735A (en) | separation of fibers | |
| CN105603794B (en) | The recycling method of latex fiber plate and apply its recovery and processing system | |
| CN107366174B (en) | A kind of mthod of white water from paper making microstickies efficiently stick purification method and device | |
| JP5825125B2 (en) | Method for producing waste paper pulp | |
| KR970001743A (en) | Absorbent Granules and Methods and Apparatus for Making the Absorbent Granules | |
| CN104694515B (en) | Cultural Paper ink and gluing thing synchronization process biological enzymatic compositions and its application | |
| CN107237193B (en) | A method of waste paper pulp-making is squeezed out using screw machine | |
| CN204588929U (en) | The White Water Treatment system of boiler of feeding water | |
| CN106948199A (en) | The system that a kind of use floatation handles waste paper pulp sicker | |
| CN106968118A (en) | The fruit cultivating bag paper and its zero-emission production method of a kind of waste paper manufacture | |
| CN109024025B (en) | Waste paper regeneration process method | |
| CN109024050B (en) | Efficient adhesion purification method for papermaking white water fine stickies based on high surface roughness of hydrophobic material | |
| JP6443291B2 (en) | Method for producing deinked pulp | |
| CN102557159A (en) | Segmental short flow enclosed circulating technology without purifying treatment for papermaking wastewater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211027 Address after: 256400 north head of Gongye Road, Maqiao Town, Huantai County, Zibo City, Shandong Province Patentee after: SHANDONG BOHUI PAPER IND Co.,Ltd. Address before: 510640 No. five, 381 mountain road, Guangzhou, Guangdong, Tianhe District Patentee before: SOUTH CHINA University OF TECHNOLOGY |