CN103074791A - Non-wood fiber raw material cooking auxiliary agent and preparation process thereof - Google Patents
Non-wood fiber raw material cooking auxiliary agent and preparation process thereof Download PDFInfo
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- CN103074791A CN103074791A CN2013100225000A CN201310022500A CN103074791A CN 103074791 A CN103074791 A CN 103074791A CN 2013100225000 A CN2013100225000 A CN 2013100225000A CN 201310022500 A CN201310022500 A CN 201310022500A CN 103074791 A CN103074791 A CN 103074791A
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Abstract
The invention discloses a non-wood fiber raw material cooking auxiliary agent and a preparation process thereof. The non-wood fiber raw material cooking auxiliary agent comprises the following raw materials in part by weight: 1 to 5 parts of anthraquinone, 1 to 4 parts of sodium dodecyl benzene sulfonate, 1 to 10 parts of fatty alcohol-polyoxyethylene ether, 5 to 30 parts of dimethyl sulfonic acid and 1 to 8 parts of hydroxylamine. The non-wood fiber raw material cooking auxiliary agent not only can accelerate permeation, inhibit peeling reaction, promote removal of non-wood fiber raw material lignin, improve reaction performance in the cooking process and improve cooking uniformity of the raw materials, but also can reduce quantity of alkali for cooking, shorten cooking time, reduce the highest cooking temperature and improve pulp forming quality and yield.
Description
Technical field
The present invention relates to a kind of chemical pulping auxiliary agent, be specifically related to a kind of non-wood fibrous raw material digesting assistant and preparation technology 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.
Non-wood fibrous raw material is compared its fibre chemistry composition, eucaryotic cell structure, delignification principle, digesting technoloy etc. with wood fiber raw material all have very large difference.
At present China's chemical pulping mainly adopts anthraquinone and derivative thereof as digesting assistant, and this analog assistant to be overseas enterprise develop for the wood type fibrous raw material, and be not suitable for China with the present situation of non-wood fibrous raw material slurrying.
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 non-wood fibrous raw material digesting assistant and preparation technology thereof, prepare the O/W type anthraquinone emulsion of dispersion stabilization, improve the dispersiveness of anthraquinone in cooking liquor with this, both can accelerate to permeate, suppress peeling reaction, promote removing of non-wood fibrous raw material lignin, improve the reactivity worth in the digestion process, improve the cooking homogeneities of raw material, simultaneously can reduce the boiling alkali charge, shorten digestion time, reduce maximum temperature of cooking, improve pulp quality and yield.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of non-wood fibrous raw material digesting assistant comprises the raw material of following weight portion proportioning: anthraquinone 1-5 part, neopelex 1-4 part, fatty alcohol-polyoxyethylene ether 1-10 part, dimethyl sulfonic acid 5-30 part, oxyammonia 1-8 part.
Preferably, the adduct number of the oxirane of described fatty alcohol-polyoxyethylene ether is 10-20.
Preferably, the adduct number of the oxirane of described fatty alcohol-polyoxyethylene ether is 12, and the number of C is 8-18 in the alkyl.
Preferably, the adduct number of the oxirane of described fatty alcohol-polyoxyethylene ether is 16, and the number of C is 12 in the alkyl.
A kind of non-wood fibrous raw material digesting assistant preparation technology may further comprise the steps:
Step 1 takes by weighing anthraquinone 1-5 part by weight ratio, neopelex 1-4 part, fatty alcohol-polyoxyethylene ether 1-10 part, dimethyl sulfonic acid 5-30 part, oxyammonia 1-8 part;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor first, starts and stirs, and be warming up to 60-100 ℃, insulation 60-150min;
Then step 3 adds the neutralization of sodium carbonate 2-10 part in the reactor in the step 2, reaction 60-90min, and constantly stir, being cooled at last 30-40 ℃ can the blowing finished product.
Preferably, a kind of non-wood fibrous raw material digesting assistant preparation technology may further comprise the steps:
Step 1 takes by weighing 1 part of anthraquinone by weight ratio, 2 parts of neopelexes, 5 parts of fatty alcohol-polyoxyethylene ether, 10 parts of dimethyl sulfonic acid, 2 parts of oxyammonias;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor first, starts and stirs, and be warming up to 60 ℃, insulation 150min;
Then step 3 adds 2 parts of neutralizations of sodium carbonate in the reactor in the step 2, reaction 70min, and constantly stir, being cooled at last 30 ℃ can the blowing finished product.
Preferably, a kind of non-wood fibrous raw material digesting assistant preparation technology may further comprise the steps:
Step 1 takes by weighing 3 parts of anthraquinones by weight ratio, 3 parts of neopelexes, 6 parts of fatty alcohol-polyoxyethylene ether, 15 parts of dimethyl sulfonic acid, 5 parts of oxyammonias;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor again, starts and stirs, and be warming up to 80 ℃, insulation 100min;
Then step 3 adds 5 parts of neutralizations of sodium carbonate in the reactor in the step 2, reaction 60min, and constantly stir, being cooled at last 35 ℃ can the blowing finished product.
Preferably, a kind of non-wood fibrous raw material digesting assistant preparation technology may further comprise the steps:
Step 1 takes by weighing 5 parts of anthraquinones by weight ratio, 4 parts of neopelexes, 10 parts of fatty alcohol-polyoxyethylene ether, 30 parts of dimethyl sulfonic acid, 8 parts of oxyammonias;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor again, starts and stirs, and be warming up to 100 ℃, insulation 60min;
Then step 3 adds 10 parts of neutralizations of sodium carbonate in the reactor in the step 2, reaction 90min, and constantly stir, being cooled at last 40 ℃ can the blowing finished product.
By technique scheme, the invention has the beneficial effects as follows:
Non-wood fibrous raw material digesting assistant alkali solubility of the present invention is good, successful in pulping process, improved the raw material permeability, cooking homogeneities improves, the alkali lye quick adsorption, reducing lignin in the desorption process deposits again, accelerate the transmission speed of product in the raw material, maximum temperature of cooking can reduce by 5 ℃, and digestion time has shortened 30-60min, steam saving consumption, screened yield improves more than 3%, Kappa number reduces 5-8, is conducive to reduce the consumption of following bleaching medicine, reduces the contaminated wastewater load.The slurry paper strength increases, and especially fracture length and folding strength improve significantly.
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 non-wood fibrous raw material digesting assistant comprises the raw material of following weight portion proportioning: anthraquinone 1-5 part, neopelex 1-4 part, fatty alcohol-polyoxyethylene ether 1-10 part, dimethyl sulfonic acid 5-30 part, oxyammonia 1-8 part.
Fatty alcohol-polyoxyethylene ether (AE), general formula represents: R-O-(CH2CH2O) n-H.R is generally the alkyl of saturated or unsaturated C12 ~ C18, can be straight-chain alkyl, also can be branched alkyl.N is the adduct number of oxirane.
Preferably, the alkyl of described fatty alcohol-polyoxyethylene ether is C10-C20.The adduct number that is the oxirane of described fatty alcohol-polyoxyethylene ether is 10-20.
Preferably, C8-C18 aliphatic alcohol polyethenoxy (12) ether.The adduct number that is the oxirane of described fatty alcohol-polyoxyethylene ether is 12, and the number of C is 8-18 in the alkyl.
Preferably, C12 aliphatic alcohol polyethenoxy (16) ether.The adduct number that is the oxirane of described fatty alcohol-polyoxyethylene ether is 16, and the number of C is 12 in the alkyl.
A kind of non-wood fibrous raw material digesting assistant preparation technology may further comprise the steps:
Step 1 takes by weighing anthraquinone 1-5 part by weight ratio, neopelex 1-4 part, fatty alcohol-polyoxyethylene ether 1-10 part, dimethyl sulfonic acid 5-30 part, oxyammonia 1-8 part;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor first, starts and stirs, and be warming up to 60-100 ℃, insulation 60-150min;
Then step 3 adds the neutralization of sodium carbonate 2-10 part in the reactor in the step 2, reaction 60-90min, and constantly stir, being cooled at last 30-40 ℃ can the blowing finished product.
Embodiment 1:
A kind of non-wood fibrous raw material digesting assistant preparation technology may further comprise the steps:
Step 1 takes by weighing 1 part of anthraquinone by weight ratio, 2 parts of neopelexes, 5 parts of fatty alcohol-polyoxyethylene ether, 10 parts of dimethyl sulfonic acid, 2 parts of oxyammonias;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor first, starts and stirs, and be warming up to 60 ℃, insulation 150min;
Then step 3 adds 2 parts of neutralizations of sodium carbonate in the reactor in the step 2, reaction 70min, and constantly stir, being cooled at last 30 ℃ can the blowing finished product.
Embodiment 2:
A kind of non-wood fibrous raw material digesting assistant preparation technology may further comprise the steps:
Step 1 takes by weighing 3 parts of anthraquinones by weight ratio, 3 parts of neopelexes, 6 parts of fatty alcohol-polyoxyethylene ether, 15 parts of dimethyl sulfonic acid, 5 parts of oxyammonias;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor again, starts and stirs, and be warming up to 80 ℃, insulation 100min;
Then step 3 adds 5 parts of neutralizations of sodium carbonate in the reactor in the step 2, reaction 60min, and constantly stir, being cooled at last 35 ℃ can the blowing finished product.
Embodiment 3:
A kind of non-wood fibrous raw material digesting assistant preparation technology may further comprise the steps:
Step 1 takes by weighing 5 parts of anthraquinones by weight ratio, 4 parts of neopelexes, 10 parts of fatty alcohol-polyoxyethylene ether, 30 parts of dimethyl sulfonic acid, 8 parts of oxyammonias;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor again, starts and stirs, and be warming up to 100 ℃, insulation 60min;
Then step 3 adds 10 parts of neutralizations of sodium carbonate in the reactor in the step 2, reaction 90min, and constantly stir, being cooled at last 40 ℃ can the blowing finished product.
Non-wood fibrous raw material digesting assistant of the present invention has overcome the shortcoming that traditional anthraquinone is insoluble to cooking liquor in performance, have good dissolubility and permeability, can improve the reactivity worth in the non-wood-fiber digestion process, reduce the boiling alkali charge, shorten digestion time, improve into pulp yield, reduce paper pulp kappa number, the slurry paper strength improves and all is higher than the traditional Anthraquinones auxiliary agent of use, has a good application prospect and promotional value.
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 the 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 non-wood fibrous raw material digesting assistant is characterized in that, comprises the raw material of following weight portion proportioning: anthraquinone 1-5 part, neopelex 1-4 part, fatty alcohol-polyoxyethylene ether 1-10 part, dimethyl sulfonic acid 5-30 part, oxyammonia 1-8 part.
2. a kind of non-wood fibrous raw material digesting assistant according to claim 1 is characterized in that, the adduct number of the oxirane of described fatty alcohol-polyoxyethylene ether is 10-20.
3. a kind of non-wood fibrous raw material digesting assistant according to claim 1 and 2 is characterized in that, the adduct number of the oxirane of described fatty alcohol-polyoxyethylene ether is 12, and the number of C is 8-18 in the alkyl.
4. a kind of non-wood fibrous raw material digesting assistant according to claim 1 and 2 is characterized in that, the adduct number of the oxirane of described fatty alcohol-polyoxyethylene ether is 16, and the number of C is 12 in the alkyl.
5. a non-wood fibrous raw material digesting assistant preparation technology is characterized in that, may further comprise the steps:
Step 1 takes by weighing anthraquinone 1-5 part by weight ratio, neopelex 1-4 part, fatty alcohol-polyoxyethylene ether 1-10 part, dimethyl sulfonic acid 5-30 part, oxyammonia 1-8 part;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor first, starts and stirs, and be warming up to 60-100 ℃, insulation 60-150min;
Then step 3 adds the neutralization of sodium carbonate 2-10 part in the reactor in the step 2, reaction 60-90min, and constantly stir, being cooled at last 30-40 ℃ can the blowing finished product.
6. a kind of non-wood fibrous raw material digesting assistant preparation technology according to claim 5 is characterized in that, may further comprise the steps:
Step 1 takes by weighing 1 part of anthraquinone by weight ratio, 2 parts of neopelexes, 5 parts of fatty alcohol-polyoxyethylene ether, 10 parts of dimethyl sulfonic acid, 2 parts of oxyammonias;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor first, starts and stirs, and be warming up to 60 ℃, insulation 150min;
Then step 3 adds 2 parts of neutralizations of sodium carbonate in the reactor in the step 2, reaction 70min, and constantly stir, being cooled at last 30 ℃ can the blowing finished product.
7. a kind of non-wood fibrous raw material digesting assistant preparation technology according to claim 5 is characterized in that, may further comprise the steps:
Step 1 takes by weighing 3 parts of anthraquinones by weight ratio, 3 parts of neopelexes, 6 parts of fatty alcohol-polyoxyethylene ether, 15 parts of dimethyl sulfonic acid, 5 parts of oxyammonias;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor again, starts and stirs, and be warming up to 80 ℃, insulation 100min;
Then step 3 adds 5 parts of neutralizations of sodium carbonate in the reactor in the step 2, reaction 60min, and constantly stir, being cooled at last 35 ℃ can the blowing finished product.
8. a kind of non-wood fibrous raw material digesting assistant preparation technology according to claim 5 is characterized in that, may further comprise the steps:
Step 1 takes by weighing 5 parts of anthraquinones by weight ratio, 4 parts of neopelexes, 10 parts of fatty alcohol-polyoxyethylene ether, 30 parts of dimethyl sulfonic acid, 8 parts of oxyammonias;
Step 2, the batching that step 1 is all is got ready in proportion and is added in the reactor again, starts and stirs, and be warming up to 100 ℃, insulation 60min;
Then step 3 adds 10 parts of neutralizations of sodium carbonate in the reactor in the step 2, reaction 90min, and constantly stir, being cooled at last 40 ℃ can the blowing finished product.
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| CN201310022500.0A CN103074791B (en) | 2013-01-22 | 2013-01-22 | Non-wood fiber raw material cooking auxiliary agent and preparation process thereof |
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| CN201310022500.0A CN103074791B (en) | 2013-01-22 | 2013-01-22 | Non-wood fiber raw material cooking auxiliary agent and preparation process thereof |
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| CN103074791A true CN103074791A (en) | 2013-05-01 |
| CN103074791B CN103074791B (en) | 2015-05-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104762844A (en) * | 2015-04-30 | 2015-07-08 | 陈朝民 | Papermaking stewing accessory ingredient and preparation method thereof |
Citations (5)
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|---|---|---|---|---|
| CN1071476A (en) * | 1991-10-04 | 1993-04-28 | 杨福廷 | Alkyl quinone polyoxyethylene ether sulfosalt boiling assistant |
| CN1611672A (en) * | 2003-10-30 | 2005-05-04 | 曾国奇 | Papermaking pulping cooking auxiliary |
| US20060089427A1 (en) * | 2004-10-22 | 2006-04-27 | Shin-Etsu Chemical Co., Ltd. | Paper treating agent comprising a silicone composition |
| CN1879593A (en) * | 2006-04-30 | 2006-12-20 | 北京市航天焊接材料厂 | Liquid protective hand mask and preparation method thereof |
| CN101982607A (en) * | 2010-10-14 | 2011-03-02 | 湖南美莱精化有限公司 | Cooking agent for papermaking and pulping and preparation method thereof |
-
2013
- 2013-01-22 CN CN201310022500.0A patent/CN103074791B/en not_active Expired - Fee Related
Patent Citations (5)
| 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 |
| CN1611672A (en) * | 2003-10-30 | 2005-05-04 | 曾国奇 | Papermaking pulping cooking auxiliary |
| US20060089427A1 (en) * | 2004-10-22 | 2006-04-27 | Shin-Etsu Chemical Co., Ltd. | Paper treating agent comprising a silicone composition |
| CN1879593A (en) * | 2006-04-30 | 2006-12-20 | 北京市航天焊接材料厂 | Liquid protective hand mask and preparation method thereof |
| CN101982607A (en) * | 2010-10-14 | 2011-03-02 | 湖南美莱精化有限公司 | Cooking agent for papermaking and pulping and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 吴瑞青等: "混合废纸高效脱墨剂配方的优化研究", 《造纸化学品》, vol. 22, 30 September 2010 (2010-09-30), pages 24 - 26 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104762844A (en) * | 2015-04-30 | 2015-07-08 | 陈朝民 | Papermaking stewing accessory ingredient and preparation method thereof |
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