CN108485368A - A kind of efficient neutral deinking agent and preparation method thereof - Google Patents
A kind of efficient neutral deinking agent and preparation method thereof Download PDFInfo
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- CN108485368A CN108485368A CN201810428326.2A CN201810428326A CN108485368A CN 108485368 A CN108485368 A CN 108485368A CN 201810428326 A CN201810428326 A CN 201810428326A CN 108485368 A CN108485368 A CN 108485368A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D9/00—Chemical paint or ink removers
- C09D9/04—Chemical paint or ink removers with surface-active agents
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Abstract
The invention discloses a kind of efficient neutral deinking agent and preparation method thereof, which includes：Surfactant, complex enzyme agent, phyllosilicate, inorganic salts, bleeding agent, sodium alginate, cationic polyacrylamide, diallyl dimethyl ammoniumchloride and water；The surfactant is the mixture of neopelex, cocoyl glucoside, glycerin monostearate；The complex enzyme agent is with beta cyclodextrin by inclusion compound made of cellulase and lipase.The deinking agent ingredient of the present invention is simple, and preparation method is simple, and Deinking Efficiency is high, damage simultaneously to fiber is small, free from environmental pollution, safety and environmental protection, not only there is good osmosis and emulsification, washing effect, also have the function of low bubble, suds, and with the good anti-deposition properties of dispersion.
Description
Technical field
The invention belongs to deinking agent technical fields, and in particular to a kind of efficient neutral deinking agent and preparation method thereof.
Background technology
With waste paper recycling and the continuous growth of utilization rate, the technology also continuous improvement of waste paper is handled.Deinking is
Improve one of main means and the maximum problem of Waste Paper Handling of waste paper fibre utility value.Although neutral deinking, enzyme process are de-
The novel Deinking Technology such as ink in succession research and development come out, but current Deinking Pulp production system mainly use be still tradition
Alkaline process Chemical Deinking technology.The use of a large amount of chemicals, increases the pollutional load of waste water, this is just needed in deinking process
Spend the wastewater treatment expense of great number to meet the requirement of environmental protection, while the quality of recycled paper product and yield also can be by
To influence.Therefore, change the alkaline environment in deinking process for the high efficiente callback of waste paper fibre and particularly significant using having
Meaning.The alkalescent deinking agent of waste paper can solve the problems, such as or alleviate this to a certain extent, and alkalescent deinking is to chemistry
The consumption of drug is relatively low, can mitigate waste paper recycling to the pollution caused by environment, improve the quality of Deinking Pulp, and has easily
In the advantage promoted the use of on original alkaline process Chemical Deinking flow sheet equipment.The development and application of neutrality/alkalescent deinking agent, both
The problem that current paper industry raw material supply anxiety can be alleviated, is also beneficial to preserve the ecological environment, and not only has significant warp
Ji benefit, and there are good environmental and social benefits.
Invention content
The object of the present invention is to provide a kind of efficient neutral deinking agents and preparation method thereof.
A kind of efficient neutral deinking agent, raw material include in parts by weight：30-40 parts of surfactant, complex enzyme agent 2-5
Part, 1-5 parts of phyllosilicate, 1-5 parts of inorganic salts, 1-5 parts of bleeding agent, 1-3 parts of sodium alginate, cationic polyacrylamide 1-3
Part, 1-3 parts of diallyl dimethyl ammoniumchloride, 20-40 parts of water；
The surfactant is the mixture of neopelex, cocoyl glucoside, glycerin monostearate；
The complex enzyme agent is with beta-cyclodextrin by inclusion compound made of cellulase and lipase.
Preferably, the surfactant be neopelex, cocoyl glucoside, glycerin monostearate by
Weight ratio 1-3：1-3：The mixture of 1-3 compositions.
Preferably, layered silicate is bentonite.
Preferably, the inorganic salts are one kind in sodium phosphate, sodium sulphate or sodium bicarbonate.
Preferably, the bleeding agent is fatty alcohol polyoxyethylene ether.
The preparation method of above-mentioned efficient neutral deinking agent, includes the following steps：
Step 1, saturated aqueous solution is made in beta-cyclodextrin, cellulase and lipase is added under stirring condition, continue to stir 2-
4h places 12h under the conditions of being placed in 4 DEG C, after precipitation to be precipitated, filtering is washed with water, dry, obtains complex enzyme agent；
Step 2, surfactant, phyllosilicate, sodium alginate, cationic polyacrylamide are added in water, stirs, obtains
Mixed liquor；
Step 3, complex enzyme agent, inorganic salts, bleeding agent, diallyl dimethyl ammoniumchloride are added in mixed liquor, is stirred, i.e.,
.
The surfactant and bleeding agent that the present invention selects, with moistening, infiltration, swellable resins, emulsification, dispersion effect
Fruit can improve deinking efficiency.Gained deinking agent ingredient is simple, and preparation method is simple, and Deinking Efficiency is high, while to the damage of fiber
Small, free from environmental pollution, the safety and environmental protection of evil not only has good osmosis and emulsification, washing effect, also has low bubble, suppression
Function is steeped, and with the good anti-deposition properties of dispersion.
Specific implementation mode
Embodiment 1
A kind of efficient neutral deinking agent, raw material include in parts by weight：30 parts of surfactant, 2 parts of complex enzyme agent, laminar silicic acid
1 part of salt, 1 part of inorganic salts, 1 part of bleeding agent, 1 part of sodium alginate, 1 part of cationic polyacrylamide, diallyl dimethyl chlorine
Change 1 part of ammonium, 20 parts of water；
The surfactant is neopelex, cocoyl glucoside, glycerin monostearate by weight 1：1：1
The mixture of composition；
The complex enzyme agent is with beta-cyclodextrin by inclusion compound made of cellulase and lipase.
Wherein, the surfactant is neopelex, cocoyl glucoside, glycerin monostearate by weight
Measure ratio 1：2：The mixture of 1 composition.
Layered silicate is bentonite, and the inorganic salts are sodium phosphate, and the bleeding agent is aliphatic alcohol polyethenoxy
Ether.
The preparation method of above-mentioned efficient neutral deinking agent, includes the following steps：
Step 1, saturated aqueous solution is made in beta-cyclodextrin, 5wt.% cellulases and 5wt.% lipase is added under stirring condition,
Continue to stir 2-4h, 12h is placed under the conditions of being placed in 4 DEG C, after precipitation to be precipitated, filtering is washed with water, dry, obtains complex enzyme
Agent；
Step 2, surfactant, phyllosilicate, sodium alginate, cationic polyacrylamide are added in water, stirs, obtains
Mixed liquor；
Step 3, complex enzyme agent, inorganic salts, bleeding agent, diallyl dimethyl ammoniumchloride are added in mixed liquor, is stirred, i.e.,
.
Gained deinking agent is used for deinking, 0.5kg deinking agents are added in every 10kg secondary stocks, it is ripe in 60 DEG C of water-baths
Change 60 minutes, washed 5 times with 80 mesh mesh bags, the scraps of paper are then made, the whiteness value that paper is detected after drying is 78%ISO.
Embodiment 2
A kind of efficient neutral deinking agent, raw material include in parts by weight：33 parts of surfactant, 3 parts of complex enzyme agent, laminar silicic acid
2 parts of salt, 3 parts of inorganic salts, 2 parts of bleeding agent, 2 parts of sodium alginate, 2 parts of cationic polyacrylamide, diallyl dimethyl chlorine
Change 2 parts of ammonium, 30 parts of water；
The surfactant is neopelex, cocoyl glucoside, glycerin monostearate by weight 1：2：1
The mixture of composition；
The complex enzyme agent is with beta-cyclodextrin by inclusion compound made of cellulase and lipase.
Wherein, the surfactant is neopelex, cocoyl glucoside, glycerin monostearate by weight
Measure ratio 2：2：The mixture of 1 composition.
Layered silicate is bentonite, and the inorganic salts are sodium phosphate, and the bleeding agent is aliphatic alcohol polyethenoxy
Ether.
The preparation method of above-mentioned efficient neutral deinking agent, includes the following steps：
Step 1, saturated aqueous solution is made in beta-cyclodextrin, 6wt.% cellulases and 3wt.% lipase is added under stirring condition,
Continue to stir 2-4h, 12h is placed under the conditions of being placed in 4 DEG C, after precipitation to be precipitated, filtering is washed with water, dry, obtains complex enzyme
Agent；
Step 2, surfactant, phyllosilicate, sodium alginate, cationic polyacrylamide are added in water, stirs, obtains
Mixed liquor；
Step 3, complex enzyme agent, inorganic salts, bleeding agent, diallyl dimethyl ammoniumchloride are added in mixed liquor, is stirred, i.e.,
.
Gained deinking agent is used for deinking, 0.5kg deinking agents are added in every 10kg secondary stocks, it is ripe in 60 DEG C of water-baths
Change 60 minutes, washed 5 times with 80 mesh mesh bags, the scraps of paper are then made, the whiteness value that paper is detected after drying is 75%ISO.
Embodiment 3
A kind of efficient neutral deinking agent, raw material include in parts by weight：37 parts of surfactant, 4 parts of complex enzyme agent, laminar silicic acid
4 parts of salt, 3 parts of inorganic salts, 4 parts of bleeding agent, 2 parts of sodium alginate, 2 parts of cationic polyacrylamide, diallyl dimethyl chlorine
Change 2 parts of ammonium, 30 parts of water；
The surfactant is neopelex, cocoyl glucoside, glycerin monostearate by weight 1：1：1
The mixture of composition；
The complex enzyme agent is with beta-cyclodextrin by inclusion compound made of cellulase and lipase.
Wherein, the surfactant is neopelex, cocoyl glucoside, glycerin monostearate by weight
Measure ratio 1：2：The mixture of 1 composition.
Layered silicate is bentonite, and the inorganic salts are sodium phosphate, and the bleeding agent is aliphatic alcohol polyethenoxy
Ether.
The preparation method of above-mentioned efficient neutral deinking agent, includes the following steps：
Step 1, saturated aqueous solution is made in beta-cyclodextrin, 5wt.% cellulases and 5wt.% lipase is added under stirring condition,
Continue to stir 2-4h, 12h is placed under the conditions of being placed in 4 DEG C, after precipitation to be precipitated, filtering is washed with water, dry, obtains complex enzyme
Agent；
Step 2, surfactant, phyllosilicate, sodium alginate, cationic polyacrylamide are added in water, stirs, obtains
Mixed liquor；
Step 3, complex enzyme agent, inorganic salts, bleeding agent, diallyl dimethyl ammoniumchloride are added in mixed liquor, is stirred, i.e.,
.
Gained deinking agent is used for deinking, 0.5kg deinking agents are added in every 10kg secondary stocks, it is ripe in 60 DEG C of water-baths
Change 60 minutes, washed 5 times with 80 mesh mesh bags, the scraps of paper are then made, the whiteness value that paper is detected after drying is 72%ISO.
Embodiment 4
A kind of efficient neutral deinking agent, raw material include in parts by weight：40 parts of surfactant, 5 parts of complex enzyme agent, laminar silicic acid
5 parts of salt, 5 parts of inorganic salts, 5 parts of bleeding agent, 3 parts of sodium alginate, 3 parts of cationic polyacrylamide, diallyl dimethyl chlorine
Change 3 parts of ammonium, 40 parts of water；
The surfactant is neopelex, cocoyl glucoside, glycerin monostearate by weight 2：1：2
The mixture of composition；
The complex enzyme agent is with beta-cyclodextrin by inclusion compound made of cellulase and lipase.
Wherein, the surfactant is neopelex, cocoyl glucoside, glycerin monostearate by weight
Measure ratio 3：1：The mixture of 2 compositions.
Layered silicate is bentonite, and the inorganic salts are sodium phosphate, and the bleeding agent is aliphatic alcohol polyethenoxy
Ether.
The preparation method of above-mentioned efficient neutral deinking agent, includes the following steps：
Step 1, saturated aqueous solution is made in beta-cyclodextrin, 5wt.% cellulases and 5wt.% lipase is added under stirring condition,
Continue to stir 2-4h, 12h is placed under the conditions of being placed in 4 DEG C, after precipitation to be precipitated, filtering is washed with water, dry, obtains complex enzyme
Agent；
Step 2, surfactant, phyllosilicate, sodium alginate, cationic polyacrylamide are added in water, stirs, obtains
Mixed liquor；
Step 3, complex enzyme agent, inorganic salts, bleeding agent, diallyl dimethyl ammoniumchloride are added in mixed liquor, is stirred, i.e.,
.
Gained deinking agent is used for deinking, 0.5kg deinking agents are added in every 10kg secondary stocks, it is ripe in 60 DEG C of water-baths
Change 60 minutes, washed 5 times with 80 mesh mesh bags, the scraps of paper are then made, the whiteness value that paper is detected after drying is 75%ISO.
Claims (6)
1. a kind of efficient neutral deinking agent, it is characterised in that：Raw material includes in parts by weight：30-40 parts of surfactant, it is compound
2-5 parts of enzyme agent, 1-5 parts of phyllosilicate, 1-5 parts of inorganic salts, 1-5 parts of bleeding agent, 1-3 parts of sodium alginate, cation polypropylene
1-3 parts of amide, 1-3 parts of diallyl dimethyl ammoniumchloride, 20-40 parts of water；
The surfactant is the mixture of neopelex, cocoyl glucoside, glycerin monostearate；
The complex enzyme agent is with beta-cyclodextrin by inclusion compound made of cellulase and lipase.
2. efficient neutral deinking agent according to claim 1, it is characterised in that：The surfactant is detergent alkylate
Sodium sulfonate, cocoyl glucoside, glycerin monostearate are by weight 1-3：1-3：The mixture of 1-3 compositions.
3. efficient neutral deinking agent according to claim 1, it is characterised in that：Layered silicate is bentonite.
4. efficient neutral deinking agent according to claim 1, it is characterised in that：The inorganic salts are sodium phosphate, sodium sulphate
Or one kind in sodium bicarbonate.
5. efficient neutral deinking agent according to claim 1, it is characterised in that：The bleeding agent is aliphatic alcohol polyethenoxy
Ether.
6. the preparation method of efficient neutral deinking agent described in claim 1, it is characterised in that：Include the following steps：
Step 1, saturated aqueous solution is made in beta-cyclodextrin, cellulase and lipase is added under stirring condition, continue to stir 2-
4h places 12h under the conditions of being placed in 4 DEG C, after precipitation to be precipitated, filtering is washed with water, dry, obtains complex enzyme agent；
Step 2, surfactant, phyllosilicate, sodium alginate, cationic polyacrylamide are added in water, stirs, obtains
Mixed liquor；
Step 3, complex enzyme agent, inorganic salts, bleeding agent, diallyl dimethyl ammoniumchloride are added in mixed liquor, is stirred, i.e.,
.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810428326.2A CN108485368A (en) | 2018-05-07 | 2018-05-07 | A kind of efficient neutral deinking agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810428326.2A CN108485368A (en) | 2018-05-07 | 2018-05-07 | A kind of efficient neutral deinking agent and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN108485368A true CN108485368A (en) | 2018-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810428326.2A Pending CN108485368A (en) | 2018-05-07 | 2018-05-07 | A kind of efficient neutral deinking agent and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528304A (en) * | 2019-08-27 | 2019-12-03 | 绵阳禾本生物工程有限公司 | A kind of high-efficiency environment friendly Biologic Deinking Agent |
Citations (5)
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|---|---|---|---|---|
| CN1494625A (en) * | 2001-01-16 | 2004-05-05 | ŵά�ű�����˾ | Neutral deinking with deinking composition comprising lipase and fatty acid ester |
| CN1763306A (en) * | 2005-11-18 | 2006-04-26 | 山东轻工业学院 | Neutral deinking method for waste newspaper |
| US20060124266A1 (en) * | 2004-11-23 | 2006-06-15 | Novozymes North America, Inc. | Use of cyclodextrins for reducing deposits during paper production |
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| CN104031462A (en) * | 2014-05-28 | 2014-09-10 | 南京恩泽维生物技术有限公司 | Waste-paper deinking separating agent based on glucose alkyl glycoside |
-
2018
- 2018-05-07 CN CN201810428326.2A patent/CN108485368A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1494625A (en) * | 2001-01-16 | 2004-05-05 | ŵά�ű�����˾ | Neutral deinking with deinking composition comprising lipase and fatty acid ester |
| US20060124266A1 (en) * | 2004-11-23 | 2006-06-15 | Novozymes North America, Inc. | Use of cyclodextrins for reducing deposits during paper production |
| CN1763306A (en) * | 2005-11-18 | 2006-04-26 | 山东轻工业学院 | Neutral deinking method for waste newspaper |
| CN103865316A (en) * | 2014-02-25 | 2014-06-18 | 苏州恒康新材料有限公司 | Paper deinking agent and preparation method thereof |
| CN104031462A (en) * | 2014-05-28 | 2014-09-10 | 南京恩泽维生物技术有限公司 | Waste-paper deinking separating agent based on glucose alkyl glycoside |
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| 刘一山等: "《制浆造纸助剂及其应用技术》", 31 August 2010, 中国轻工业出版社 * |
| 刘世任等: "《药剂学知识新编》", 30 November 2016, 西安交通大学出版社 * |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528304A (en) * | 2019-08-27 | 2019-12-03 | 绵阳禾本生物工程有限公司 | A kind of high-efficiency environment friendly Biologic Deinking Agent |
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Application publication date: 20180904 |
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