CN103132355A - Papermaking stewing accessory ingredient and preparing method thereof - Google Patents
Papermaking stewing accessory ingredient and preparing method thereof Download PDFInfo
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- CN103132355A CN103132355A CN2013100228935A CN201310022893A CN103132355A CN 103132355 A CN103132355 A CN 103132355A CN 2013100228935 A CN2013100228935 A CN 2013100228935A CN 201310022893 A CN201310022893 A CN 201310022893A CN 103132355 A CN103132355 A CN 103132355A
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Abstract
The invention discloses a papermaking stewing accessory ingredient and a preparing method thereof. The papermaking stewing accessory ingredient comprises, by weight, 2-20 parts of dimethyl benzenesulfonic acid, 10-35 parts of nonyl phenol polyoxyethylene ether, 1-15 parts of urea, 1-10 parts of anthraquinone, 1-10 parts of sodium sulphide and 40-100 parts of deionized water. The papermaking stewing accessory ingredient is good in alkali solubility, and capable of speeding delignification, reducing degradation of cellulose and hemicellulose, and improving performance of full stuff.
Description
Technical field
The present invention relates to a kind of paper making additive, be specifically related to a kind of digesting assistant in use for papermaking and preparation method thereof.
Background technology
In the chemical pulping process, digesting assistant affects the quality, paper pulp yield of speed, the pulping of delignification etc. to a great extent, and affects the effect of postorder bleaching.
At present China's chemical pulping mainly adopts anthraquinone and derivative thereof as digesting assistant, but the bad dispersibility of anthraquinone auxiliary agent in cooking liquor had a strong impact on its cooking effect, and uses after the anthraquinone auxiliary agent in pipeline fouling serious, is unfavorable for serialization production.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide a kind of digesting assistant in use for papermaking and preparation method thereof, the solvent of preparation dissolves anthraquinone, adopt composite emulsifier, prepare the O/W type anthraquinone emulsion of dispersion stabilization, this emulsion particle more easily contacts with fiber by the capillary of fiber, and contact-making surface enlarges, the surfactant that contains simultaneously active group by wetting, dispersion and osmosis, can strengthen the osmosis of liquid and accelerate the dissolution rate of lignin.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of digesting assistant in use for papermaking comprises the raw material of following weight portion proportioning: acid dimethyl 2-20 part, polyoxyethylene nonylphenol ether 10-35 part, urea 1-15 part, anthraquinone 1-10 part, vulcanized sodium 1-10 part, deionized water 40-100 part.
Preferably, a kind of digesting assistant in use for papermaking comprises the raw material of following weight portion proportioning: acid dimethyl 10-20 part, polyoxyethylene nonylphenol ether 15-30 part, urea 2-10 part, anthraquinone 2-8 part, vulcanized sodium 2-8 part, deionized water 50-80 part.
Preferably, when described vulcanized sodium adopted sodium sulfite, the parts by mass of sodium sulfite was 5-50 part.
Preferably, the parts by mass of described sodium sulfite is 10-40 part.
A kind of preparation method of digesting assistant in use for papermaking comprises the following steps:
Step 1 takes acid dimethyl 2-20 part by weight ratio, polyoxyethylene nonylphenol ether 10-35 part, urea 1-15 part, anthraquinone 1-10 part, vulcanized sodium 1-10 part or sodium sulfite 5-50 part, deionized water 40-100 part;
Step 2 adds deionized water 40-100 part in step 1 in reactor, and slowly is warming up to 60-85 ℃, adds acid dimethyl 2-20 part, polyoxyethylene nonylphenol ether 10-35 part, and urea 1-15 part, rear insulation 30-45min stirs;
Step 3, then with anthraquinone 1-10 part, vulcanized sodium 1-10 part or sodium sulfite 5-50 part add in reactor in step 2, are warming up to 95-125 ℃, insulation 40-100min, and constantly stir, being cooled at last 30-40 ℃ can the blowing finished product.
Preferably, a kind of preparation method of digesting assistant in use for papermaking comprises the following steps:
Step 1 takes 5 parts of acid dimethyls by weight ratio, 10 parts of polyoxyethylene nonylphenol ether, 4 parts, urea, 2 parts of anthraquinones, 10 parts of 2 parts, vulcanized sodium or sodium sulfites, 40 parts of deionized waters;
Step 2 adds 40 parts of the deionized waters in step 1 in reactor, and slowly is warming up to 60 ℃, adds 5 parts of acid dimethyls, 10 parts of polyoxyethylene nonylphenol ether, and 4 parts, urea, rear insulation 45min stirs;
Step 3 then with 2 parts of anthraquinones, in 10 parts of reactors that add in step 2 of 2 parts, vulcanized sodium or sodium sulfite, is warming up to 95 ℃, insulation 90min, and constantly stir, being cooled at last 40 ℃ can the blowing finished product.
Preferably, a kind of preparation method of digesting assistant in use for papermaking comprises the following steps:
Step 1 takes 10 parts of acid dimethyls by weight ratio, 15 parts of polyoxyethylene nonylphenol ether, 10 parts, urea, 5 parts of anthraquinones, 25 parts of 5 parts, vulcanized sodium or sodium sulfites, 60 parts of deionized waters;
Step 2 adds 60 parts of deionized waters in step 1 in reactor, and slowly is warming up to 70 ℃, adds 10 parts of acid dimethyls, 15 parts of polyoxyethylene nonylphenol ether, and 10 parts, urea, rear insulation 35min stirs;
Step 3, then with 5 parts of anthraquinones, 25 parts of 5 parts, vulcanized sodium or sodium sulfites add in step 2 in reactor, are warming up to 110 ℃, insulation 60min, and constantly stir, being cooled at last 35 ℃ can the blowing finished product.
Preferably, a kind of preparation method of digesting assistant in use for papermaking comprises the following steps:
Step 1 takes 15 parts of acid dimethyls by weight ratio, 30 parts of polyoxyethylene nonylphenol ether, 10 parts, urea, 8 parts of anthraquinones, 50 parts of 10 parts, vulcanized sodium or sodium sulfites, 100 parts of deionized waters;
Step 2 adds 100 parts of deionized waters in step 1 in reactor, and slowly is warming up to 85 ℃, adds 15 parts of acid dimethyls, 30 parts of polyoxyethylene nonylphenol ether, and 10 parts, urea, rear insulation 30min stirs;
Step 3 then with 8 parts of anthraquinones, in 50 parts of reactors that add in step 2 of 10 parts, vulcanized sodium or sodium sulfite, is warming up to 120 ℃, insulation 40-min, and constantly stir, being cooled at last 40 ℃ can the blowing finished product.
By technique scheme, the invention has the beneficial effects as follows:
Digesting assistant in use for papermaking of the present invention successful in pulping process, improved the raw material permeability, cooking homogeneities improves, alkali lye quick adsorption, the transmission speed of product in the quickening raw material, minimizing boiling alkali charge 10% left and right, shorten digestion time 20-40min, improve into pulp yield more than 3%, reduce paper pulp kappa number 4-7, the slurry paper strength improves, and especially fracture length and folding strength all improve more than 10%.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, further set forth the present invention.
A kind of digesting assistant in use for papermaking comprises the raw material of following weight portion proportioning: acid dimethyl 2-20 part, polyoxyethylene nonylphenol ether 10-35 part, urea 1-15 part, anthraquinone 1-10 part, vulcanized sodium 1-10 part or
Sodium sulfite 5-50 part, deionized water 40-100 part.
A preferred embodiment of the present invention, a kind of digesting assistant in use for papermaking comprises the raw material of following weight portion proportioning: acid dimethyl 10-20 part, polyoxyethylene nonylphenol ether 15-30 part, urea 2-10 part, anthraquinone 2-8 part, vulcanized sodium part 2-8 part or sodium sulfite 10-40 part, deionized water 50-80 part.
A kind of preparation method of digesting assistant in use for papermaking comprises the following steps:
Step 1 takes acid dimethyl 2-20 part by weight ratio, polyoxyethylene nonylphenol ether 10-35 part, urea 1-15 part, anthraquinone 1-10 part, vulcanized sodium 1-10 part or sodium sulfite 5-50 part, deionized water 40-100 part;
Step 2 adds deionized water 40-100 part in step 1 in reactor, and slowly is warming up to 60-85 ℃, adds acid dimethyl 2-20 part, polyoxyethylene nonylphenol ether 10-35 part, and urea 1-15 part, rear insulation 30-45min stirs;
Step 3, then with anthraquinone 1-10 part, vulcanized sodium 1-10 part or sodium sulfite 5-50 part add in reactor in step 2, are warming up to 95-125 ℃, insulation 40-100min, and constantly stir, being cooled at last 30-40 ℃ can the blowing finished product.
Embodiment 1:
A kind of preparation method of digesting assistant in use for papermaking comprises the following steps:
Step 1 takes 5 parts of acid dimethyls by weight ratio, 10 parts of polyoxyethylene nonylphenol ether, 4 parts, urea, 2 parts of anthraquinones, 10 parts of 2 parts, vulcanized sodium or sodium sulfites, 40 parts of deionized waters;
Step 2 adds 40 parts of the deionized waters in step 1 in reactor, and slowly is warming up to 60 ℃, adds 5 parts of acid dimethyls, 10 parts of polyoxyethylene nonylphenol ether, and 4 parts, urea, rear insulation 45min stirs;
Step 3 then with 2 parts of anthraquinones, in 10 parts of reactors that add in step 2 of 2 parts, vulcanized sodium or sodium sulfite, is warming up to 95 ℃, insulation 90min, and constantly stir, being cooled at last 40 ℃ can the blowing finished product.
Embodiment 2:
A kind of preparation method of digesting assistant in use for papermaking comprises the following steps:
Step 1 takes 10 parts of acid dimethyls by weight ratio, 15 parts of polyoxyethylene nonylphenol ether, 10 parts, urea, 5 parts of anthraquinones, 25 parts of 5 parts, vulcanized sodium or sodium sulfites, 60 parts of deionized waters;
Step 2 adds 60 parts of deionized waters in step 1 in reactor, and slowly is warming up to 70 ℃, adds 10 parts of acid dimethyls, 15 parts of polyoxyethylene nonylphenol ether, and 10 parts, urea, rear insulation 35min stirs;
Step 3, then with 5 parts of anthraquinones, 25 parts of 5 parts, vulcanized sodium or sodium sulfites add in step 2 in reactor, are warming up to 110 ℃, insulation 60min, and constantly stir, being cooled at last 35 ℃ can the blowing finished product.
Embodiment 3:
A kind of preparation method of digesting assistant in use for papermaking comprises the following steps:
Step 1 takes 15 parts of acid dimethyls by weight ratio, 30 parts of polyoxyethylene nonylphenol ether, 10 parts, urea, 8 parts of anthraquinones, 50 parts of 10 parts, vulcanized sodium or sodium sulfites, 100 parts of deionized waters;
Step 2 adds 100 parts of deionized waters in step 1 in reactor, and slowly is warming up to 85 ℃, adds 15 parts of acid dimethyls, 30 parts of polyoxyethylene nonylphenol ether, and 10 parts, urea, rear insulation 30min stirs;
Step 3 then with 8 parts of anthraquinones, in 50 parts of reactors that add in step 2 of 10 parts, vulcanized sodium or sodium sulfite, is warming up to 120 ℃, insulation 40-min, and constantly stir, being cooled at last 40 ℃ can the blowing finished product.
Digesting assistant in use for papermaking of the present invention successful in pulping process, improved the raw material permeability, cooking homogeneities improves, alkali lye quick adsorption, the transmission speed of product in the quickening raw material, minimizing boiling alkali charge 10% left and right, shorten digestion time 20-40min, improve into pulp yield more than 3%, reduce paper pulp kappa number 4-7, the slurry paper strength improves, and especially fracture length and folding strength all improve more than 10%.
Above demonstration and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (8)
1. a digesting assistant in use for papermaking, is characterized in that, comprises the raw material of following weight portion proportioning: acid dimethyl 2-20 part, polyoxyethylene nonylphenol ether 10-35 part, urea 1-15 part, anthraquinone 1-10 part, vulcanized sodium 1-10 part, deionized water 40-100 part.
2. a kind of digesting assistant in use for papermaking according to claim 1, is characterized in that: the raw material that comprises following weight portion proportioning: acid dimethyl 10-20 part, polyoxyethylene nonylphenol ether 15-30 part, urea 2-10 part, anthraquinone 2-8 part, vulcanized sodium 2-8 part, deionized water 50-80 part.
3. a kind of digesting assistant in use for papermaking according to claim 1 is characterized in that: when described vulcanized sodium adopted sodium sulfite, the parts by mass of sodium sulfite was 5-50 part.
4. a kind of digesting assistant in use for papermaking according to claim 3, it is characterized in that: the parts by mass of described sodium sulfite is 10-40 part.
5. the preparation method of a digesting assistant in use for papermaking, is characterized in that, comprises the following steps:
Step 1 takes acid dimethyl 2-20 part by weight ratio, polyoxyethylene nonylphenol ether 10-35 part, urea 1-15 part, anthraquinone 1-10 part, vulcanized sodium 1-10 part or sodium sulfite 5-50 part, deionized water 40-100 part;
Step 2 adds deionized water 40-100 part in step 1 in reactor, and slowly is warming up to 60-85 ℃, adds acid dimethyl 2-20 part, polyoxyethylene nonylphenol ether 10-35 part, and urea 1-15 part, rear insulation 30-45min stirs;
Step 3, then with anthraquinone 1-10 part, vulcanized sodium 1-10 part or sodium sulfite 5-50 part add in reactor in step 2, are warming up to 95-125 ℃, insulation 40-100min, and constantly stir, being cooled at last 30-40 ℃ can the blowing finished product.
6. the preparation method of a kind of digesting assistant in use for papermaking according to claim 5, is characterized in that, a kind of preparation method of digesting assistant in use for papermaking comprises the following steps:
Step 1 takes 5 parts of acid dimethyls by weight ratio, 10 parts of polyoxyethylene nonylphenol ether, 4 parts, urea, 2 parts of anthraquinones, 10 parts of 2 parts, vulcanized sodium or sodium sulfites, 40 parts of deionized waters;
Step 2 adds 40 parts of the deionized waters in step 1 in reactor, and slowly is warming up to 60 ℃, adds 5 parts of acid dimethyls, 10 parts of polyoxyethylene nonylphenol ether, and 4 parts, urea, rear insulation 45min stirs;
Step 3 then with 2 parts of anthraquinones, in 10 parts of reactors that add in step 2 of 2 parts, vulcanized sodium or sodium sulfite, is warming up to 95 ℃, insulation 90min, and constantly stir, being cooled at last 40 ℃ can the blowing finished product.
7. the preparation method of a kind of digesting assistant in use for papermaking according to claim 5, is characterized in that, comprises the following steps:
Step 1 takes 10 parts of acid dimethyls by weight ratio, 15 parts of polyoxyethylene nonylphenol ether, 10 parts, urea, 5 parts of anthraquinones, 25 parts of 5 parts, vulcanized sodium or sodium sulfites, 60 parts of deionized waters;
Step 2 adds 60 parts of deionized waters in step 1 in reactor, and slowly is warming up to 70 ℃, adds 10 parts of acid dimethyls, 15 parts of polyoxyethylene nonylphenol ether, and 10 parts, urea, rear insulation 35min stirs;
Step 3, then with 5 parts of anthraquinones, 25 parts of 5 parts, vulcanized sodium or sodium sulfites add in step 2 in reactor, are warming up to 110 ℃, insulation 60min, and constantly stir, being cooled at last 35 ℃ can the blowing finished product.
8. the preparation method of a kind of digesting assistant in use for papermaking according to claim 5, is characterized in that, comprises the following steps:
Step 1 takes 15 parts of acid dimethyls by weight ratio, 30 parts of polyoxyethylene nonylphenol ether, 10 parts, urea, 8 parts of anthraquinones, 50 parts of 10 parts, vulcanized sodium or sodium sulfites, 100 parts of deionized waters;
Step 2 adds 100 parts of deionized waters in step 1 in reactor, and slowly is warming up to 85 ℃, adds 15 parts of acid dimethyls, 30 parts of polyoxyethylene nonylphenol ether, and 10 parts, urea, rear insulation 30min stirs;
Step 3 then with 8 parts of anthraquinones, in 50 parts of reactors that add in step 2 of 10 parts, vulcanized sodium or sodium sulfite, is warming up to 120 ℃, insulation 40-min, and constantly stir, being cooled at last 40 ℃ can the blowing finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310022893.5A CN103132355B (en) | 2013-01-22 | 2013-01-22 | Papermaking stewing accessory ingredient and preparing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310022893.5A CN103132355B (en) | 2013-01-22 | 2013-01-22 | Papermaking stewing accessory ingredient and preparing method thereof |
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| Publication Number | Publication Date |
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| CN103132355A true CN103132355A (en) | 2013-06-05 |
| CN103132355B CN103132355B (en) | 2015-03-11 |
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| CN201310022893.5A Expired - Fee Related CN103132355B (en) | 2013-01-22 | 2013-01-22 | Papermaking stewing accessory ingredient and preparing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106381739A (en) * | 2016-11-02 | 2017-02-08 | 金福英 | Environment-friendly cooking accessory ingredient and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1071476A (en) * | 1991-10-04 | 1993-04-28 | 杨福廷 | Alkyl quinone polyoxyethylene ether sulfosalt boiling assistant |
| US20020088576A1 (en) * | 1999-06-15 | 2002-07-11 | Kawasaki Kasei Chemicals Ltd. | Cooking method for pulp |
| CN1540091A (en) * | 2003-04-23 | 2004-10-27 | 广州欧普龙化工科技有限公司 | Digesting assistant in use for making paper |
| CN1611672A (en) * | 2003-10-30 | 2005-05-04 | 曾国奇 | Papermaking pulping cooking auxiliary |
| CN102493244A (en) * | 2011-11-11 | 2012-06-13 | 陕西科技大学 | Auxiliaries-added replacement cooking process of bamboo materials |
| CN102587180A (en) * | 2012-01-13 | 2012-07-18 | 大连工业大学 | Alkyl sulfonate cooking auxiliary agent |
-
2013
- 2013-01-22 CN CN201310022893.5A patent/CN103132355B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1071476A (en) * | 1991-10-04 | 1993-04-28 | 杨福廷 | Alkyl quinone polyoxyethylene ether sulfosalt boiling assistant |
| US20020088576A1 (en) * | 1999-06-15 | 2002-07-11 | Kawasaki Kasei Chemicals Ltd. | Cooking method for pulp |
| CN1540091A (en) * | 2003-04-23 | 2004-10-27 | 广州欧普龙化工科技有限公司 | Digesting assistant in use for making paper |
| CN1611672A (en) * | 2003-10-30 | 2005-05-04 | 曾国奇 | Papermaking pulping cooking auxiliary |
| CN102493244A (en) * | 2011-11-11 | 2012-06-13 | 陕西科技大学 | Auxiliaries-added replacement cooking process of bamboo materials |
| CN102587180A (en) * | 2012-01-13 | 2012-07-18 | 大连工业大学 | Alkyl sulfonate cooking auxiliary agent |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106381739A (en) * | 2016-11-02 | 2017-02-08 | 金福英 | Environment-friendly cooking accessory ingredient and preparation method thereof |
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| CN103132355B (en) | 2015-03-11 |
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