CN106758453A - A kind of bamboo wood slurrying digesting assistant and preparation method thereof - Google Patents
A kind of bamboo wood slurrying digesting assistant and preparation method thereof Download PDFInfo
- Publication number
- CN106758453A CN106758453A CN201611127077.0A CN201611127077A CN106758453A CN 106758453 A CN106758453 A CN 106758453A CN 201611127077 A CN201611127077 A CN 201611127077A CN 106758453 A CN106758453 A CN 106758453A
- Authority
- CN
- China
- Prior art keywords
- parts
- sodium
- bamboo wood
- digesting assistant
- minutes
- 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.)
- Pending
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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/003—Pulping cellulose-containing materials with organic compounds
-
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/006—Pulping cellulose-containing materials with compounds not otherwise provided for
-
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
Landscapes
- Paper (AREA)
Abstract
The invention provides a kind of bamboo wood slurrying digesting assistant and preparation method thereof.It is prepared from by following steps：Sodium sulfate of polyethenoxy ether of fatty alcohol, lauric acid amide of ethanol, neopelex, lauroylamidopropyl betaine and distilled water are mixed, heating stirring, add the sodium sulfonate of anthraquinone 2,2 hydroxy-anthraquiones, sulfated castor oil, sodium carbonate and sodium polysulfide, it is warming up to 75 80 DEG C, stirred under the 600r/min of rotating speed 400, it is down to room temperature, add the sodium of diethylene triamine pentacetic acid (DTPA) five, green oxygen and sodium carboxymethylcellulose, continue to stir, being finally putting into sonic oscillation instrument carries out sonic oscillation and obtain final product.Bamboo wood slurrying digesting assistant of the invention can significantly improve the screened yield of paper pulp, reduce the thick slag rate of paper pulp, while reducing the Kappa number of paper pulp, significantly improve the removal efficiency of lignin, effectively protect cellulose, improve paper pulp yield.
Description
Technical field
The present invention relates to paper making additive field, and in particular to a kind of bamboo wood slurrying digesting assistant and preparation method thereof.
Background technology
The development and application of Chinese papermaking chemical product are started late, and with the raising of people's living standard, people are to paper
Quality requirement more and more higher is opened, demand is also increasing.The development of paper industry promotes the development of paper chemicals industry,
The development and application of papermaking chemical product oneself cause the great attention of national departments concerned and scientific research institutions of universities and colleges.With prosperity
Country compares, and the papermaking fine chemicals consumption of China only accounts for the 1% of paper industry total output, therefore, Chinese papermaking chemical product
Industry is one the Chaoyang industry of development potentiality very much.During chemical pulping, digesting assistant largely influences
The speed of delignification, quality, paper pulp yield etc. into slurry, and affect the effect of postorder bleaching.It is continuous short with the energy
Lack, bamboo wood is used as raw material of papermaking fiber, high-quality timber resources can be saved, alleviate raw material of papermaking fiber situation in short supply.Therefore,
Research and develop that a kind of delignification rate is high, can effectively improve the digesting assistant of bamboo wood paper pulp yield has highly important value
And meaning.
The content of the invention
The technical problem to be solved：It is an object of the invention to provide a kind of bamboo wood slurrying digesting assistant, can be obvious
The screened yield of paper pulp is improved, the thick slag rate of paper pulp is reduced, while reducing the Kappa number of paper pulp, the removing effect of lignin is significantly improved
Rate, effectively protects cellulose, improves paper pulp yield.
Technical scheme：A kind of bamboo wood slurrying digesting assistant, is prepared from by following component with weight portion：Anthraquinone -2- sulphurs
Sour sodium 0.5-1 parts, 1-2 parts of 2- hydroxy-anthraquiones, sodium sulfate of polyethenoxy ether of fatty alcohol 10-20 parts, lauric acid amide of ethanol 5-
10 parts, neopelex 10-20 parts, lauroylamidopropyl betaine 5-10 parts, sulfated castor oil 2-5 parts, diethyl
1-2 parts of alkene Pentetate Pentasodium, green oxygen 1-2 parts, sodium carboxymethylcellulose 0.5-0.8 parts, sodium carbonate 8-15 parts, sodium polysulfide
1-3 parts, distilled water 40-70 parts.
It is further preferred that a kind of described bamboo wood slurrying digesting assistant, is prepared from by following component with weight portion：
Anthraquinone-2-sodium 0.6-0.9 parts, 1.2-1.8 parts of 2- hydroxy-anthraquiones, sodium sulfate of polyethenoxy ether of fatty alcohol 12-17 parts, cocounut oil
Sour diglycollic amide 6-9 parts, neopelex 12-18 parts, lauroylamidopropyl betaine 6-9 parts, sulphation castor-oil plant
Oily 3-4 parts, sodium 1.3-1.8 parts of diethylene triamine pentacetic acid (DTPA) five, green oxygen 1.2-1.7 parts, sodium carboxymethylcellulose 0.6-0.7 parts,
Sodium carbonate 10-13 parts, sodium polysulfide 1.5-2.5 parts, distilled water 50-60 parts.
The preparation method of above-mentioned bamboo wood slurrying digesting assistant is comprised the following steps：
The first step：By sodium sulfate of polyethenoxy ether of fatty alcohol, lauric acid amide of ethanol, neopelex, lauroyl
Amine CAB and distilled water mix, and are heated to 50-60 DEG C, are stirred 35-50 minutes under rotating speed 200-300r/min；
Second step：Anthraquinone-2-sodium, 2- hydroxy-anthraquiones, sulfated castor oil, sodium carbonate and sodium polysulfide are added, is warming up to
75-80 DEG C, stirred 100-120 minutes under rotating speed 400-600r/min；
3rd step：Room temperature is down to, the sodium of diethylene triamine pentacetic acid (DTPA) five, green oxygen and sodium carboxymethylcellulose is added, continues to stir 10-
30 minutes；
4th step：Being put into sonic oscillation instrument obtain final product within sonic oscillation 20-40 minutes.
It is further preferred that being heated to 55 DEG C in the first step, rotating speed is 250r/min, and mixing time is 40-45 minutes.
It is further preferred that being warming up to 77 DEG C in second step, rotating speed is 450-550r/min, and mixing time is 110 minutes.
It is further preferred that mixing time is 15-25 minutes in the 3rd step.
It is further preferred that duration of oscillation is 25-35 minutes in the 4th step.
Beneficial effect：Bamboo wood slurrying digesting assistant of the invention can significantly improve the screened yield of paper pulp, reduce
The thick slag rate of paper pulp, screened yield can reach 54.3%, and thick slag rate is only 2.0%, and whiteness whiteness is substantially unchanged, while adding
The Kappa number of the paper pulp of adding assistant is only 12.6%, and the Kappa number for being not added with digesting assistant paper pulp is 19.7%, illustrates the present invention
Digesting assistant can significantly improve the removal efficiency of lignin, effectively protect cellulose, improve paper pulp yield.
Specific embodiment
Embodiment 1
A kind of bamboo wood slurrying digesting assistant, is prepared from by following component with weight portion：0.5 part of anthraquinone-2-sodium, 2- hydroxyls
1 part of base anthraquinone, 10 parts of sodium sulfate of polyethenoxy ether of fatty alcohol, 5 parts of lauric acid amide of ethanol, neopelex 10
Part, 5 parts of lauroylamidopropyl betaine, 2 parts of sulfated castor oil, 1 part of five sodium of diethylene triamine pentacetic acid (DTPA), 1 part of green oxygen, carboxylic first
0.5 part of base sodium cellulosate, 8 parts of sodium carbonate, 1 part of sodium polysulfide, 40 parts of distilled water.
The preparation method of above-mentioned bamboo wood slurrying digesting assistant is：
The first step：By sodium sulfate of polyethenoxy ether of fatty alcohol, lauric acid amide of ethanol, neopelex, lauroyl
Amine CAB and distilled water mix, and are heated to 50 DEG C, are stirred 35 minutes under rotating speed 200r/min；
Second step：Anthraquinone-2-sodium, 2- hydroxy-anthraquiones, sulfated castor oil, sodium carbonate and sodium polysulfide are added, is warming up to
75 DEG C, stirred 100 minutes under rotating speed 400r/min；
3rd step：Room temperature is down to, the sodium of diethylene triamine pentacetic acid (DTPA) five, green oxygen and sodium carboxymethylcellulose is added, continues to stir 10
Minute；
4th step：Being put into sonic oscillation instrument carries out sonic oscillation and obtains final product for 20 minutes.
Embodiment 2
A kind of bamboo wood slurrying digesting assistant, is prepared from by following component with weight portion：0.6 part of anthraquinone-2-sodium, 2- hydroxyls
1.2 parts of base anthraquinone, 12 parts of sodium sulfate of polyethenoxy ether of fatty alcohol, 6 parts of lauric acid amide of ethanol, neopelex 12
Part, 6 parts of lauroylamidopropyl betaine, 3 parts of sulfated castor oil, 1.3 parts of five sodium of diethylene triamine pentacetic acid (DTPA), 1.2 parts of green oxygen,
0.6 part of sodium carboxymethylcellulose, 10 parts of sodium carbonate, 1.5 parts of sodium polysulfide, 50 parts of distilled water.
The preparation method of above-mentioned bamboo wood slurrying digesting assistant is：
The first step：By sodium sulfate of polyethenoxy ether of fatty alcohol, lauric acid amide of ethanol, neopelex, lauroyl
Amine CAB and distilled water mix, and are heated to 55 DEG C, are stirred 40 minutes under rotating speed 220r/min；
Second step：Anthraquinone-2-sodium, 2- hydroxy-anthraquiones, sulfated castor oil, sodium carbonate and sodium polysulfide are added, is warming up to
77 DEG C, stirred 105 minutes under rotating speed 450r/min；
3rd step：Room temperature is down to, the sodium of diethylene triamine pentacetic acid (DTPA) five, green oxygen and sodium carboxymethylcellulose is added, continues to stir 15
Minute；
4th step：Being put into sonic oscillation instrument carries out sonic oscillation and obtains final product for 25 minutes.
Embodiment 3
A kind of bamboo wood slurrying digesting assistant, is prepared from by following component with weight portion：0.75 part of anthraquinone-2-sodium, 2-
1.5 parts of hydroxy-anthraquione, 15 parts of sodium sulfate of polyethenoxy ether of fatty alcohol, 7.5 parts of lauric acid amide of ethanol, DBSA
It is 15 parts of sodium, 7.5 parts of lauroylamidopropyl betaine, 3.5 parts of sulfated castor oil, 1.5 parts of five sodium of diethylene triamine pentacetic acid (DTPA), green
1.5 parts of oxygen, 0.65 part of sodium carboxymethylcellulose, 11.5 parts of sodium carbonate, 2 parts of sodium polysulfide, 55 parts of distilled water.
The preparation method of above-mentioned bamboo wood slurrying digesting assistant is：
The first step：By sodium sulfate of polyethenoxy ether of fatty alcohol, lauric acid amide of ethanol, neopelex, lauroyl
Amine CAB and distilled water mix, and are heated to 55 DEG C, are stirred 42 minutes under rotating speed 250r/min；
Second step：Anthraquinone-2-sodium, 2- hydroxy-anthraquiones, sulfated castor oil, sodium carbonate and sodium polysulfide are added, is warming up to
78 DEG C, stirred 110 minutes under rotating speed 500r/min；
3rd step：Room temperature is down to, the sodium of diethylene triamine pentacetic acid (DTPA) five, green oxygen and sodium carboxymethylcellulose is added, continues to stir 20
Minute；
4th step：Being put into sonic oscillation instrument carries out sonic oscillation and obtains final product for 30 minutes.
Embodiment 4
A kind of bamboo wood slurrying digesting assistant, is prepared from by following component with weight portion：0.9 part of anthraquinone-2-sodium, 2- hydroxyls
1.8 parts of base anthraquinone, 17 parts of sodium sulfate of polyethenoxy ether of fatty alcohol, 9 parts of lauric acid amide of ethanol, neopelex 18
Part, 9 parts of lauroylamidopropyl betaine, 4 parts of sulfated castor oil, 1.8 parts of five sodium of diethylene triamine pentacetic acid (DTPA), 1.7 parts of green oxygen,
0.7 part of sodium carboxymethylcellulose, 13 parts of sodium carbonate, 2.5 parts of sodium polysulfide, 60 parts of distilled water.
The preparation method of above-mentioned bamboo wood slurrying digesting assistant is：
The first step：By sodium sulfate of polyethenoxy ether of fatty alcohol, lauric acid amide of ethanol, neopelex, lauroyl
Amine CAB and distilled water mix, and are heated to 55 DEG C, are stirred 45 minutes under rotating speed 280r/min；
Second step：Anthraquinone-2-sodium, 2- hydroxy-anthraquiones, sulfated castor oil, sodium carbonate and sodium polysulfide are added, is warming up to
79 DEG C, stirred 115 minutes under rotating speed 550r/min；
3rd step：Room temperature is down to, the sodium of diethylene triamine pentacetic acid (DTPA) five, green oxygen and sodium carboxymethylcellulose is added, continues to stir 25
Minute；
4th step：Being put into sonic oscillation instrument carries out sonic oscillation and obtains final product for 35 minutes.
Embodiment 5
A kind of bamboo wood slurrying digesting assistant, is prepared from by following component with weight portion：1 part of anthraquinone-2-sodium, 2- hydroxyls
2 parts of anthraquinone, 20 parts of sodium sulfate of polyethenoxy ether of fatty alcohol, 10 parts of lauric acid amide of ethanol, 20 parts of neopelex,
10 parts of lauroylamidopropyl betaine, 5 parts of sulfated castor oil, 2 parts of five sodium of diethylene triamine pentacetic acid (DTPA), 2 parts of green oxygen, carboxymethyl
0.8 part of sodium cellulosate, 15 parts of sodium carbonate, 3 parts of sodium polysulfide, 70 parts of distilled water.
The preparation method of above-mentioned bamboo wood slurrying digesting assistant is：
The first step：By sodium sulfate of polyethenoxy ether of fatty alcohol, lauric acid amide of ethanol, neopelex, lauroyl
Amine CAB and distilled water mix, and are heated to 60 DEG C, are stirred 50 minutes under rotating speed 300r/min；
Second step：Anthraquinone-2-sodium, 2- hydroxy-anthraquiones, sulfated castor oil, sodium carbonate and sodium polysulfide are added, is warming up to
80 DEG C, stirred 120 minutes under rotating speed 600r/min；
3rd step：Room temperature is down to, the sodium of diethylene triamine pentacetic acid (DTPA) five, green oxygen and sodium carboxymethylcellulose is added, continues to stir 30
Minute；
4th step：Being put into sonic oscillation instrument carries out sonic oscillation and obtains final product for 40 minutes.
Comparative example 1
The present embodiment is not contain anthraquinone-2-sodium and 2- hydroxy-anthraquiones with the difference of embodiment 1.Specifically：
A kind of bamboo wood slurrying digesting assistant, is prepared from by following component with weight portion：Sodium sulfate of polyethenoxy ether of fatty alcohol
10 parts, 5 parts of lauric acid amide of ethanol, 10 parts of neopelex, 5 parts of lauroylamidopropyl betaine, sulphation castor
2 parts of sesame oil, 1 part of five sodium of diethylene triamine pentacetic acid (DTPA), 1 part of green oxygen, 0.5 part of sodium carboxymethylcellulose, 8 parts of sodium carbonate, many vulcanizations
1 part of sodium, 40 parts of distilled water.
The preparation method of above-mentioned bamboo wood slurrying digesting assistant is：
The first step：By sodium sulfate of polyethenoxy ether of fatty alcohol, lauric acid amide of ethanol, neopelex, lauroyl
Amine CAB and distilled water mix, and are heated to 50 DEG C, are stirred 35 minutes under rotating speed 200r/min；
Second step：Sulfated castor oil, sodium carbonate and sodium polysulfide are added, 75 DEG C are warming up to, stirred under rotating speed 400r/min
100 minutes；
3rd step：Room temperature is down to, the sodium of diethylene triamine pentacetic acid (DTPA) five, green oxygen and sodium carboxymethylcellulose is added, continues to stir 10
Minute；
4th step：Being put into sonic oscillation instrument carries out sonic oscillation and obtains final product for 20 minutes.
The embodiment of material of the present invention and the partial properties index of comparative example see the table below, it will be seen that adding this hair
The whiteness of paper pulp is substantially unchanged after bright digesting assistant, and screened yield is significantly improved, and has reached 54.3%, and thick slag rate has
Obvious decline, only 2.0%, and the screened yield for being not added with the blank paper pulp of auxiliary agent is only 45.7%, thick slag rate is
10.8%, while the Kappa number for adding the paper pulp of auxiliary agent is only 12.6%, and blank sample paper pulp is 19.7%, illustrates present invention steaming
Boiling auxiliary agent can significantly improve the removal efficiency of lignin, effectively protect cellulose, improve paper pulp yield.
The partial properties index of the bamboo wood slurrying digesting assistant of table 1
| Name of product | Whiteness（%） | Screened yield（%） | Thick slag rate（%） | Kappa number |
| Embodiment 1 | 43 | 53.6 | 2.1 | 13.6 |
| Embodiment 2 | 43 | 53.8 | 2.1 | 13.3 |
| Embodiment 3 | 43 | 54.1 | 2.0 | 12.9 |
| Embodiment 4 | 43 | 54.3 | 2.0 | 12.6 |
| Embodiment 5 | 43 | 54.2 | 2.1 | 12.8 |
| Comparative example 1 | 43 | 50.1 | 4.3 | 16.9 |
| Blank | 44 | 45.7 | 10.8 | 19.7 |
Note：The addition of digesting assistant of the present invention is the 0.09wt% of paper pulp.
Claims (7)
1. a kind of bamboo wood slurrying digesting assistant, it is characterised in that：It is prepared from weight portion by following component：Anthraquinone -2- sulphurs
Sour sodium 0.5-1 parts, 1-2 parts of 2- hydroxy-anthraquiones, sodium sulfate of polyethenoxy ether of fatty alcohol 10-20 parts, lauric acid amide of ethanol 5-
10 parts, neopelex 10-20 parts, lauroylamidopropyl betaine 5-10 parts, sulfated castor oil 2-5 parts, diethyl
1-2 parts of alkene Pentetate Pentasodium, green oxygen 1-2 parts, sodium carboxymethylcellulose 0.5-0.8 parts, sodium carbonate 8-15 parts, sodium polysulfide
1-3 parts, distilled water 40-70 parts.
2. a kind of bamboo wood slurrying digesting assistant according to claim 1, it is characterised in that：By following component with weight portion
It is prepared from：Anthraquinone-2-sodium 0.6-0.9 parts, 1.2-1.8 parts of 2- hydroxy-anthraquiones, sodium sulfate of polyethenoxy ether of fatty alcohol 12-
17 parts, lauric acid amide of ethanol 6-9 parts, neopelex 12-18 parts, lauroylamidopropyl betaine 6-9 parts, sulphur
3-4 parts of castor oil of acidifying, sodium 1.3-1.8 parts of diethylene triamine pentacetic acid (DTPA) five, green oxygen 1.2-1.7 parts, sodium carboxymethylcellulose
0.6-0.7 parts, sodium carbonate 10-13 parts, sodium polysulfide 1.5-2.5 parts, distilled water 50-60 parts.
3. the preparation method of a kind of bamboo wood slurrying digesting assistant described in any one of claim 1 to 2, it is characterised in that：Bag
Include following steps：
The first step：By sodium sulfate of polyethenoxy ether of fatty alcohol, lauric acid amide of ethanol, neopelex, lauroyl
Amine CAB and distilled water mix, and are heated to 50-60 DEG C, are stirred 35-50 minutes under rotating speed 200-300r/min；
Second step：Anthraquinone-2-sodium, 2- hydroxy-anthraquiones, sulfated castor oil, sodium carbonate and sodium polysulfide are added, is warming up to
75-80 DEG C, stirred 100-120 minutes under rotating speed 400-600r/min；
3rd step：Room temperature is down to, the sodium of diethylene triamine pentacetic acid (DTPA) five, green oxygen and sodium carboxymethylcellulose is added, continues to stir 10-
30 minutes；
4th step：Being put into sonic oscillation instrument obtain final product within sonic oscillation 20-40 minutes.
4. the preparation method of a kind of bamboo wood slurrying digesting assistant according to claim 3, it is characterised in that：Described first
55 DEG C are heated in step, rotating speed is 250r/min, mixing time is 40-45 minutes.
5. the preparation method of a kind of bamboo wood slurrying digesting assistant according to claim 3, it is characterised in that：Described second
77 DEG C are warming up in step, rotating speed is 450-550r/min, mixing time is 110 minutes.
6. the preparation method of a kind of bamboo wood slurrying digesting assistant according to claim 3, it is characterised in that：Described 3rd
Mixing time is 15-25 minutes in step.
7. the preparation method of a kind of bamboo wood slurrying digesting assistant according to claim 3, it is characterised in that：Described 4th
Duration of oscillation is 25-35 minutes in step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611127077.0A CN106758453A (en) | 2016-12-09 | 2016-12-09 | A kind of bamboo wood slurrying digesting assistant and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611127077.0A CN106758453A (en) | 2016-12-09 | 2016-12-09 | A kind of bamboo wood slurrying digesting assistant and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106758453A true CN106758453A (en) | 2017-05-31 |
Family
ID=58877689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611127077.0A Pending CN106758453A (en) | 2016-12-09 | 2016-12-09 | A kind of bamboo wood slurrying digesting assistant and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106758453A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113981736A (en) * | 2021-10-20 | 2022-01-28 | 淄博倍尔科新型材料有限公司 | Novel chemi-mechanical pulp penetrant |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1611672A (en) * | 2003-10-30 | 2005-05-04 | 曾国奇 | Papermaking pulping cooking auxiliary |
| CN103074792A (en) * | 2013-01-22 | 2013-05-01 | 陕西科技大学 | Bamboo cooking additive and preparation process thereof |
| CN103882753A (en) * | 2013-11-11 | 2014-06-25 | 东南大学 | Raw material and method for preparing papermaking cooking auxiliary agent |
| CN104762844A (en) * | 2015-04-30 | 2015-07-08 | 陈朝民 | Papermaking stewing accessory ingredient and preparation method thereof |
| CN104790243A (en) * | 2015-04-30 | 2015-07-22 | 陈朝民 | Papermaking cooking assistant |
-
2016
- 2016-12-09 CN CN201611127077.0A patent/CN106758453A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1611672A (en) * | 2003-10-30 | 2005-05-04 | 曾国奇 | Papermaking pulping cooking auxiliary |
| CN103074792A (en) * | 2013-01-22 | 2013-05-01 | 陕西科技大学 | Bamboo cooking additive and preparation process thereof |
| CN103882753A (en) * | 2013-11-11 | 2014-06-25 | 东南大学 | Raw material and method for preparing papermaking cooking auxiliary agent |
| CN104762844A (en) * | 2015-04-30 | 2015-07-08 | 陈朝民 | Papermaking stewing accessory ingredient and preparation method thereof |
| CN104790243A (en) * | 2015-04-30 | 2015-07-22 | 陈朝民 | Papermaking cooking assistant |
Non-Patent Citations (1)
| Title |
|---|
| 詹怀宇等: "《制浆技术》", 30 September 2012, 中国轻工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113981736A (en) * | 2021-10-20 | 2022-01-28 | 淄博倍尔科新型材料有限公司 | Novel chemi-mechanical pulp penetrant |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104153229B (en) | A kind of preparation method of bamboo dissolving pulp | |
| US11643777B2 (en) | Method for preparing dissolving pulp by TCF bleaching of poplar KP | |
| CN104372701A (en) | Ultrahigh-viscosity refined cotton production process | |
| CN101158122A (en) | Bamboo dissolved pulp manufacturing technique | |
| CN101701429A (en) | Method for improving yield and viscosity of gum wood pulp under condition of stewing mild sulfate | |
| CN103015253A (en) | Method for producing cotton pulp used for cellulose triacetate by two-step stewing technology | |
| CN101736632A (en) | Stewing process for preparing wood dissolving pulp by natural-color unbleached wood pulp in a modifying way | |
| CN102493257A (en) | Masson pine dissolving pulp and production method thereof | |
| CN107881842A (en) | A kind of method that high-strength corrugated base paper is prepared using stalk and secondary stock | |
| CN102444047B (en) | Method for preparing high-viscosity bagasse pulp by using oxygen and alkali cooking and ozone bleaching | |
| CN106758453A (en) | A kind of bamboo wood slurrying digesting assistant and preparation method thereof | |
| CN104695260B (en) | A kind of dissociation modified plant fibers clean pulping process | |
| CN104790239A (en) | Penetrating agent for chemical-mechanical pulping with wood being raw material and preparation method thereof | |
| CN104611965A (en) | Pulping method for gum wood high-brightness semi-chemical pulp | |
| CN111379184B (en) | Cotton pulp for producing cellulose acetate butyrate and preparation method thereof | |
| CN110629576B (en) | Method for preparing dissolving pulp by completely chlorine-free bleaching of poplar sulfate pulp | |
| CN104611964B (en) | A kind of pulping process of Acacia sulphite process high whiteness semi-chemical pulp | |
| CN103806317B (en) | The cleaning pulping of resistance to highly basic auxiliary agent and application | |
| CN106758454A (en) | A kind of compound digesting assistant and preparation method thereof | |
| JP2013181258A (en) | Method for producing pulp | |
| CN102174756B (en) | Method for preparing chemical fiber pulp | |
| CN109183485B (en) | Totally chlorine-free bleaching method and application of bark pulp for writing and painting paper | |
| CN100432334C (en) | Process for making pulp with white paper mulberry | |
| CN107604729A (en) | A kind of preprocess method for producing high-strength corrugated paper bleached pulp | |
| CN1321242C (en) | Technology for preparing ryegrass slurry by pharmaceutical soak without boiling |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
|
| RJ01 | Rejection of invention patent application after publication |