CN107857313A - A kind of paper pulp deodorant and its production and use - Google Patents

A kind of paper pulp deodorant and its production and use Download PDF

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Publication number
CN107857313A
CN107857313A CN201711162409.3A CN201711162409A CN107857313A CN 107857313 A CN107857313 A CN 107857313A CN 201711162409 A CN201711162409 A CN 201711162409A CN 107857313 A CN107857313 A CN 107857313A
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China
Prior art keywords
deodorant
paper pulp
paper
pulp
glutaraldehyde
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CN201711162409.3A
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CN107857313B (en
Inventor
殷捷
李平
郑文强
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Sichuan Hongkang Technology Co Ltd</en>
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Sichuan Hongkang Technology Co Ltd</en>
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/722—Oxidation by peroxides
    • 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
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/02—Odour removal or prevention of malodour
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00—Use of specific compounds during water treatment
    • C02F2305/04—Surfactants, used as part of a formulation or alone

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

The present invention relates to field of Environment Protection, and in particular to one kind is used for paper making pulp deodorizing process, the following component containing percent by volume：OIT 10%~20%, glutaraldehyde 10%~20%, hydrogen peroxide 20%~40%, stabilizer 0.1%~0.3%, water, surplus.The paper pulp deodorization agent prescription of the present invention is simple；Pass through Synergistic between each component, deodorizing sterilizing ability is effectively increased, effectively reduces the indexs such as ammonia nitrogen in paper pulp, COD, microorganism, removes the stink of paper pulp recirculated water and paper-pulp effluent, the smell of finished paper is dramatically reduced, improves paper product quality.

Description

A kind of paper pulp deodorant and its production and use
Technical field
The invention belongs to paper making pulp processing technology field, more particularly to a kind of paper making pulp that is used for is handled, and removes paper pulp With the deodorant and its preparation technology and purposes of the stink of finished paper.
Background technology
Paper industry uses closed cycle water system, zero-emission papermaking process, and sewage follows bad utilization, substantial amounts of organic matter precipitation Fermentation, each microorganism mushroom grow, are putrid and deteriorated so as to cause copy paper recirculated water to go mouldy, and cause stench, the finished product of production Paper has larger peculiar smell, can not ensure product quality, have impact on product quality and the performance of enterprises.
Paper pulp recirculated water is smelly, problem of going mouldy in order to fundamentally solve, and paper-pulp effluent is smelly, spoilage problem, many science and technology Worker has carried out numerous studies for this, is proposed some deodorant, preservative.But a kind of cost is cheap, deodorizing effect Deodorant that is good, not causing secondary pollution to environment, is the direction that scientific worker studies always, and institute of paper production enterprise Pursue.
Papermaking deodorant is widely used in sterilization algae removal, removal stink in paper technology, reduces and decomposes malodorant in environment The content of matter, keep with fresh air near stock tank；Suppress the breeding of pathogenic microorganism；Reduce the generation of rotten slurry.Solves paper product Peculiar smell.Can be used for paper mill, polysilicon section waste water, trade effluent, sludge, wastewater of starch factory, rubber plant's waste water, at rubbish Manage the deodorizing sterilizing of factory, hospital etc..
The content of the invention
The main object of the present invention is smelly and corrupt for whole paper industry paper pulp recirculated water, paper-pulp effluent, to ring Border and paper product bring harmful effect, there is provided one kind is widely used, and formula is simple but can effectively go in water removal, in air and paper product is different The deodorant of taste.
To achieve the above object, the technical solution adopted by the present invention is：A kind of paper pulp deodorant, contains percent by volume Following component：
Preferably, the following component containing percent by volume：
It is furthermore preferred that the following component containing percent by volume：
Preferably, the mass percent concentration of the OIT is 14%, and glutaraldehyde mass percent concentration is 50%, hydrogen peroxide mass percent concentration is 30%.
Preferably, the stabilizer is the compound of sodium salt and surfactant, and the sodium salt is sodium metasilicate, the surface Activating agent is AEO, and ratio both it is 1:1.
Second purpose of the invention is to provide a kind of preparation technology of paper pulp deodorant, and water usage amount is added into reactor 100%, be stirred continuously it is lower first add stabilizer, stir 10~20min, be proportionally added into OIT, penta 2 successively Aldehyde, hydrogen peroxide, 10~15min of stirring obtain the paper pulp deodorant.Deodoriser preparing process of the present invention is simple, and normal temperature can be made It is standby.
Application of the deodorant of the present invention in paper making pulp deodorizing process, specifically foregoing paper pulp deodorant is in papermaking circulating Purposes in water and waste water, by the paper pulp deodorant of the present invention, it is added in papermaking circulating water, is stirred if necessary, you can. Papermaking circulating water (paper pulp) and paper waste deodorizing effect are more preferably.
The method have the benefit that：
The paper pulp deodorant of 1 present invention especially selects OIT, glutaraldehyde and dioxygen by preferably constituting composition The combination of water, and ratio is screened, each component realizes Synergistic, can effectively remove the smelly of papermaking circulating water (paper pulp) waste water Taste；
2 deodorization agent prescriptions of the present invention are simple, while removal effect is ensured, effectively reduce cost, simplify preparation Technique；
3 deodorant of the present invention are environment-friendly, have a wide range of application.
Embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based in the present invention Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of protection of the invention.
The paper pulp deodorant that the present embodiment of embodiment 1 is enumerated, form following (percent by volume)：
Foregoing OIT is the 5- chloro-2-methyl -1- isothiazoline -3- ketone and 2- methyl isophthalic acids-different thiophene of content 14% The mixture of oxazoline -3- ketone, glutaraldehyde are the aqueous solution of content 50%, and hydrogen peroxide content 30%, sodium salt is sodium metasilicate, and surface is lived Property agent be AEO, ratio both it be 1:1.
Preparation technology：First, the 100% of water usage amount is added into reactor, will be stable being stirred continuously lower first add Agent (compound of sodium salt and surfactant), 20min is stirred, is proportionally added into OIT, glutaraldehyde, dioxygen successively Water, stirring 15min obtain the paper pulp deodorant.All operations are carried out in room temperature.
The paper pulp deodorant that the present embodiment of embodiment 2 is enumerated, form following (percent by volume)：
Foregoing OIT is the 5- chloro-2-methyl -1- isothiazoline -3- ketone and 2- methyl isophthalic acids-different thiophene of content 14% The mixture of oxazoline -3- ketone, glutaraldehyde are the aqueous solution of content 50%, and hydrogen peroxide content 30%, stabilizer is sodium salt and surface The compound of activating agent, sodium salt are sodium metasilicate, and the surfactant is AEO, and ratio both it is 1:1.
Preparation technology：First, the 100% of water usage amount is added into reactor, will be stable being stirred continuously lower first add Agent (compound of sodium salt and surfactant), 10min is stirred, is proportionally added into OIT, glutaraldehyde, dioxygen successively Water, stirring 12min obtain the paper pulp deodorant.All operations are carried out in room temperature.
The paper pulp deodorant that the present embodiment of embodiment 3 is enumerated, form following (percent by volume)：
Foregoing OIT is the 5- chloro-2-methyl -1- isothiazoline -3- ketone and 2- methyl isophthalic acids-different thiophene of content 14% The mixture of oxazoline -3- ketone, glutaraldehyde are the aqueous solution of content 50%, and hydrogen peroxide content 30%, stabilizer is sodium salt and surface The compound of activating agent, sodium salt are sodium metasilicate, and the surfactant is AEO, and ratio both it is 1:1.
First, into reactor add water usage amount 100%, be stirred continuously it is lower first add by stabilizer (sodium salt and The compound of surfactant), 15min is stirred, is proportionally added into OIT, glutaraldehyde, hydrogen peroxide successively, is stirred 10min obtains the paper pulp deodorant.All operations are carried out in room temperature.
The displacement of reservoir oil demulsifier that the present embodiment of embodiment 4 is enumerated, form following (percent by volume)：
Foregoing OIT is the 5- chloro-2-methyl -1- isothiazoline -3- ketone and 2- methyl isophthalic acids-different thiophene of content 14% The mixture of oxazoline -3- ketone, glutaraldehyde are the aqueous solution of content 50%, and hydrogen peroxide content 30%, stabilizer is sodium salt and surface The compound of activating agent.
First, into reactor add water usage amount 100%, be stirred continuously it is lower first add by stabilizer (sodium salt and The compound of surfactant), 18min is stirred, is proportionally added into OIT, glutaraldehyde, hydrogen peroxide successively, is stirred 15min obtains the paper pulp deodorant.All operations are carried out in room temperature.
Embodiment 5
The displacement of reservoir oil demulsifier that the present embodiment is enumerated, form following (percent by volume)：
Foregoing OIT is the 5- chloro-2-methyl -1- isothiazoline -3- ketone and 2- methyl isophthalic acids-different thiophene of content 14% The mixture of oxazoline -3- ketone, glutaraldehyde are the aqueous solution of content 50%, and hydrogen peroxide content 30%, stabilizer is sodium salt and surface The compound of activating agent, sodium salt are sodium metasilicate, and surfactant is AEO, and ratio both it is 1:1.
First, into reactor add water usage amount 100%, be stirred continuously it is lower first add by stabilizer (sodium salt and The compound of surfactant), 10min is stirred, is proportionally added into OIT, glutaraldehyde, hydrogen peroxide successively, is stirred 15min obtains the paper pulp deodorant.All operations are carried out in room temperature.
Embodiment 6
The displacement of reservoir oil demulsifier that the present embodiment is enumerated, form following (percent by volume)：
Foregoing OIT is the 5- chloro-2-methyl -1- isothiazoline -3- ketone and 2- methyl isophthalic acids-different thiophene of content 14% The mixture of oxazoline -3- ketone, glutaraldehyde are the aqueous solution of content 50%, and hydrogen peroxide content 30%, stabilizer is sodium salt and surface The compound of activating agent, sodium salt are sodium metasilicate, and surfactant is AEO, and ratio both it is 1:1.
First, into reactor add water usage amount 100%, be stirred continuously it is lower first add by stabilizer (sodium salt and The compound of surfactant), 15min is stirred, is proportionally added into OIT, glutaraldehyde, hydrogen peroxide successively, is stirred 15min obtains the paper pulp deodorant.All operations are carried out in room temperature.
Experimental study effect：
1 deodorant dosage, action time research
1.1 measure the smelly papermaking circulating water (paper pulp) of 400mL in 4 500mL beakers respectively, then measure respectively 0.16mL, foregoing obtained paper pulp deodorant are stirred in 4 beakers with glass bar, stand 1h, 2h, 4h, 8h, 12h. Analysis detection supernatant clump count (individual/mL) respectively.
1.2 measure the smelly papermaking circulating water (paper pulp) of 400mL in 4 500mL beakers respectively, then measure 0.24mL respectively Foregoing obtained paper pulp deodorant is stirred in 4 beakers with glass bar, stands 1h, 2h, 4h, 8h, 12h.Analyze respectively Detect supernatant clump count (individual/mL).
1.3 measure the smelly papermaking circulating water (paper pulp) of 400mL in 4 500mL beakers respectively, then measure 0.32mL respectively Foregoing obtained paper pulp deodorant is stirred in 4 beakers with glass bar, stands 1h, 2h, 4h, 8h, 12h.Analyze respectively Detect supernatant clump count (individual/mL).
1.4 measure the smelly papermaking circulating water (paper pulp) of 400mL in 4 500mL beakers respectively, then measure 0.40mL respectively Foregoing obtained paper pulp deodorant is stirred in 4 beakers with glass bar, stands 1h, 2h, 4h, 8h, 12h.Analyze respectively Detect supernatant clump count (individual/mL).
Analysis result such as table 1
The laboratory experiment result of table 1
Experimental studies results show：The paper pulp deodorant of the present invention, in the case where necessarily adding concentration levels, with action time Extend, clump count is reduced in paper pulp, but after effect 4h, clump count reduces few.Concentration increase is added, clump count reduces more.
2 deodorant each component proportion research
2.1 OITs and the compound proportion research of glutaraldehyde
OIT is pressed respectively:Glutaraldehyde=3:1, OIT:Glutaraldehyde=3:2, OIT:Glutaraldehyde =1:1, OIT:Glutaraldehyde=1:2, OIT:Glutaraldehyde=1:3, prepare 5 experiment samples.Measure respectively 0.32ml tests sample in 5 beakers for respectively filling 400ml paper pulp, stirs evenly, and takes supernatant to analyze clump count after 4h.Analysis result is such as Table 2.
The OIT of table 2 and glutaraldehyde combine experiment result
Test result indicates that OIT:Glutaraldehyde=1:1 is that bactericidal effect is relatively preferable.
2.2 OITs and the compound proportion research of hydrogen peroxide
OIT is pressed respectively:Hydrogen peroxide=3:1, OIT:Hydrogen peroxide=3:2, OIT:Hydrogen peroxide =1:1, OIT:Hydrogen peroxide=1:2, OIT:Hydrogen peroxide=1:3, prepare 5 experiment samples.Measure respectively 0.32ml tests sample in 5 beakers for respectively filling 400ml paper pulp, stirs evenly, and takes supernatant to analyze clump count after 4h.Analysis result is such as Table 3.
The OIT of table 3 and hydrogen peroxide combine experiment result
Test result indicates that OIT:Glutaraldehyde=1:2 be that bactericidal effect is relatively preferable.
2.3 glutaraldehydes and the compound proportion research of hydrogen peroxide
Glutaraldehyde is pressed respectively:Hydrogen peroxide=3:1, glutaraldehyde:Hydrogen peroxide=3:2, glutaraldehyde:Hydrogen peroxide=1:1, penta 2 Aldehyde：Hydrogen peroxide=1:2, glutaraldehyde:Hydrogen peroxide=1:3, prepare 5 experiment samples.0.32mL experiment samples are measured respectively respectively to fill in 5 In the beaker of 400mL paper pulp, stir evenly, take supernatant to analyze clump count after 4h.Analysis result such as table 4.
The glutaraldehyde of table 4 and hydrogen peroxide combine experiment result
Test result indicates that glutaraldehyde:Hydrogen peroxide=1:2 be that bactericidal effect is relatively preferable.But than OIT and penta Dialdehyde compounding, OIT and hydrogen peroxide compounding effect are poor.
2.4 OITs, glutaraldehyde and the compound proportion research of hydrogen peroxide
6 experiment samples are prepared by embodiment 1 to embodiment 6,0.32mL experiment samples is measured respectively and respectively fills 400mL paper in 6 In the beaker of slurry, stir evenly, take supernatant to analyze clump count after 4h.Analysis result such as table 5.
The OIT of table 5, glutaraldehyde and hydrogen peroxide combine experiment result
Experimental studies results show：The paper pulp deodorant of the present invention, it is relatively more preferable by the proportioning of embodiment 6, effect.
Try out example in production scene
The deodorant of example 1 on probation is tried out in papermaking circulating water (paper pulp), adds concentration 800mL/m initial stages3(paper pulp)
(1) by the formula production paper pulp deodorant 1000kg of embodiment 6, tried out in Shandong paper company production scene. The paper company quantity of circulating water is 200m3/ h, paper pulp pool volume are 600m3.First in the porch one of paper pulp recirculated water to paper pulp pond Secondary property adds deodorant 480kg, then by treating capacity (i.e. internal circulating load) 20mL/L, continuously adds, per 2h in paper pulp pond delivery port Water sampling is analyzed, and result on trial is shown in Table 6.
The production scene result on trial one of table 6
The deodorant of example 2 on probation is tried out in papermaking circulating water (paper pulp), adds concentration 1000mL/m initial stages3(paper pulp).
(2) by the formula production deodorant 1000kg of embodiment 6, tried out in Shandong paper company production scene.The paper Industry company wastewater flow rate is 200m3/ h, paper pulp pool volume are 600m3, first disposably thrown in the porch of paper pulp recirculated water to paper pulp pond Add deodorant 600kg, then by treating capacity (i.e. internal circulating load) 20ml/L, continuously add, per 2h in paper pulp pond delivery port water sampling Analysis, result on trial are shown in Table 7.
The production scene result on trial two of table 7
Production scene is tried out result of study and shown, paper pulp deodorant, 800mL/m is disposably first added in paper pulp3、 1000mL/m3, then, then continuously add by treating capacity (i.e. internal circulating load) 20mL/L, tend to after the delivery port clump count 6h of paper pulp pond It is stable.
The deodorant of example 3 on probation is tried out in polysilicon cuts into slices waste water, adds concentration 1000mL/m initial stages3(waste water)
(3) by the formula production deodorant 500kg of embodiment 6, tried out in Sichuan polysilicon company production scene.This is more Crystal silicon company section wastewater flow rate is 100m3/ h, waste water pool volume are 300m3.First disposably added in the entrance of waste water to wastewater disposal basin 300kg deodorant, then in the porch of waste water to wastewater disposal basin, by treating capacity 15mL/L, continuously add, go out per 2h in wastewater disposal basin Mouth of a river water sampling analysis, result on trial are shown in Table 8.
The production scene result on trial three of table 8
Production scene is tried out result of study and shown, deodorant 1000mL/m is disposably added in first polysilicon section waste water3 (waste water), then continuously added by treating capacity (i.e. internal circulating load) 15mL/L, tended towards stability after wastewater disposal basin delivery port clump count 6h.
It should be noted last that：Above example is only to illustrative and not limiting technical scheme, although ginseng The present invention is described in detail according to above-described embodiment, it will be apparent to an ordinarily skilled person in the art that：Still can be to this Invention is modified or equivalent substitution, and any modification or partial replacement without departing from the spirit and scope of the present invention, its is equal It should cover among scope of the presently claimed invention.

Claims (7)

  1. A kind of 1. paper pulp deodorant, it is characterised in that：Following component containing percent by volume：
  2. 2. paper pulp deodorant according to claim 1, it is characterised in that the following component containing percent by volume：
  3. 3. paper pulp deodorant according to claim 2, it is characterised in that the following component containing percent by volume：
  4. 4. according to any one of the claim 1-3 paper pulp deodorant, it is characterised in that the quality percentage of the OIT Specific concentration is 14%, and glutaraldehyde mass percent concentration is 50%, and hydrogen peroxide mass percent concentration is 30%.
  5. 5. according to any one of the claim 1-3 paper pulp deodorant, it is characterised in that the stabilizer is that sodium salt and surface are lived Property agent compound, the sodium salt is sodium metasilicate, and the surfactant is AEO, ratio both it be 1: 1。
  6. 6. the preparation technology of any one of the claim 1-3 paper pulp deodorant, it is characterised in that adding water into reactor makes The 100% of dosage, be stirred continuously it is lower first add stabilizer, stir 10~20min, be proportionally added into isothiazoline successively Ketone, glutaraldehyde, hydrogen peroxide, 10~15min of stirring obtain the paper pulp deodorant.
  7. 7. application of any one of the claim 1-3 deodorant in paper making pulp deodorizing process.
CN201711162409.3A 2017-11-21 2017-11-21 Paper pulp deodorant and preparation method and application thereof Active CN107857313B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109052685A (en) * 2018-08-21 2018-12-21 杨心亭 A kind of paper industrial sewage processing unit processed

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1281824A (en) * 1999-07-22 2001-01-31 中国石油化工集团公司 Sterilizing method for circulating water system
CN1789159A (en) * 2005-12-05 2006-06-21 赵清顺 Sterilization inhibitor for circulated cooling water treatment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1281824A (en) * 1999-07-22 2001-01-31 中国石油化工集团公司 Sterilizing method for circulating water system
CN1789159A (en) * 2005-12-05 2006-06-21 赵清顺 Sterilization inhibitor for circulated cooling water treatment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109052685A (en) * 2018-08-21 2018-12-21 杨心亭 A kind of paper industrial sewage processing unit processed

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