Summary:
With the development of papermaking industry, more and more domestic papermaking enterprises adopt neutral sizing. Therefore, high-quality quaternary ammonium cationic starch is required as retention, dispersion and emulsifier of AKD. In order to meet the needs of the market, our factory has made full use of our advanced equipment to develop a series of quaternary ammonium cationic starch yf318 products which meet the quality standards of similar products in Europe.
Quality index:
Appearance: white powder, no peculiar smell
Water content: ≤ 14% fineness: ≥ 99
PH value:
6.5 ± 1 Whiteness: ≥ 85
Ds: 0.01? 0.07 (available on request)
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1. High quality corn starch (or cassava starch) and starch etherification agent of Hess company in Germany are used;
2. Using vacuum dry production line;
3. The technology of production process is monitored by computer;
4. Use imported precision instruments for testing;
5. Good reputation and excellent after-sales service.
usage method:
1. Gelatinization method add clean cold water into the gelatinization barrel, start the mixer (mixing speed is about 60 rpm), and slowly add the product. The gelatinization concentration is about 5%. It is heated by steam or jacket directly. After the temperature rises above 85 ºC, the temperature is kept at 20? For 30 minutes, dilute the gelatinizing solution to about 1% with clean cold water before use, at 50? Keep warm at 65 ºC for standby.
2. It is suggested to add 20% of heavy calcium carbonate to the auxiliary formula (neutral sizing) (for absolute dry fiber, the same below) yf318
Add 1.5%
APAM or CPAM 0.015% AKD
Adding 0.25% 3. Technological process: slurry → CaCO3 → modified starch yf318 → AKD → pam4. The expected use effect sizing degree (c0bb value) (compared with blank, the same below) can be increased by 6.78
Application:
1. Textile industry
Cationic starch can be used for sizing, increasing the lubricity and wear resistance of warp, and also as the protective coating of glass fiber in twisting and weaving. Cationic starch can be used as sizing agent for textile light yarn because of its good film-forming property, viscosity stability and solubility with polyvinyl alcohol. Single cationic starch, or cationic starch copolymerized with acetic acid, vinyl acid and butylenic acid, is a good sizing agent. Cationic starch can also be used as washing and finishing agent. When it is added to detergent, the rigidity and smoothness of fabric can be improved after washing and drying. As sizing agent of glass fiber, cationic starch can improve the wear resistance of glass fiber.
2. Paper industry
The biggest use of cationic starch is to use its cation and strong adhesion as internal additives in papermaking, which can improve the physical properties of paper, such as bursting resistance, tensile strength, folding resistance, anti shedding, etc., and improve the sizing effect of rosin and alum. The ratio of cationic starch in the pulp coagulates and fixes the filler and fine fiber, which makes the paper have good water filtration performance, improves the paper's writing speed, and greatly reduces the pollution of water quality. In addition, cationic starch also has the effect of emulsification and fixation of alkene ketone dimer which can be used in the production of ideal paper neutral sizing material, and its application in the surface sizing and coating of paper is also under research.
Three flocculants
Cationic starch can flocculate negative organic or inorganic particles from suspension, such as clay, titanium dioxide, coal, carbon, iron ore and mud, etc. it can be used for drainage purification, floating beneficiation, separation, purification and concentration of various bioactive substances, such as enzyme, plasma, nucleic acid, etc. Now it is used in water-soluble products and carboxymethylated, sulfonylalkylated compound modifiers. Because its agglutination effect is proportional to its relative molecular weight, their grafting polymer effect is better. In addition, the possibility of using it as ion exchanger and medicine is being studied.
Cationic starch can also be used as a liquid loss control agent for drilling fluid with high salt concentration.
Hunan JK International Trade Corporation / JK BIO-CHEM CO.,LTD is a professional exporter of food/feed additives and food /feed ingredients in China. With years of development, now we are able to provide the following food additives and food ingredients: thickeners, antioxidants, preservatives, vitamins, sweeteners, proteins, acidulants, nutritional supplements, flavours, coenzyme and so on.
Our food additives and food ingredients, especially our Ascorbic Acid (Vitamin C), Acesulfame-K, Aspartame, Citrates, Dextrose, D-Xylose, Erythorbic Acid, Fumaric Acid, Fructose,Maltodextrin, Malic Acid, Monosodium glutamate, Lactic Acid Potassium Sorbate, Sodium Erythorbate, Sodium Cyclamate, Sodium Saccharin, sodium benzoate, Sodium ascorbate, Sorbic Acid, xanthan Gum, Xylitol, Tartaric Acid, I+G, , Vanillin, Sucralose, Stevia and so on, have been exported to more than 60 countries for our good quality products.
Our staff of sales and technical support is available to help you in selecting the right protection for your application as well as to provide you with samples of our products for evaluation. At High Five, we are committed to providing the highest level of customer service, competitive pricing, speedy delivery and a comprehensive, cutting-edge product offering. Our ultimate goal is your satisfaction.
Packing&Shipping
FAQ
Q1.What's the payment terms?
We could accept T/T, L/C, DP payment terms.
Q2.How about the different index of products in same application?
Specifications can be customized according to your application.
Q3.How about the samples of products?
We can provide free samples under 2Kg(not including freight charge).
Q4.How about the price of products?
Our products are chemical synthesis got from underground brine, which is available for a variety of usage. Our products are high purity with good quality, and the price is based on different specification and quantity.
Q5.What's the shelf life for the cargoes?
Our product's shelf life is 2 years, which is based on dry and ventilated storage.
Q6.What's the package of the cargoes?
20kg/25kg woven bags, within plastic bags, or as customized.
Q7.What's the delivery time?
We usually deliver the cargoes within 10~20 days after receiving customer's payment or original L/C.
Q8.Which documents can we supply?
Commercial Invoice, Packing List, Certificate of Analysis, Certificate of Origin (FORM E), Bill of Loading, ISO etc.
The documents will be sent by Express within 24 hours against your full payment.
Q9.Why do you choose us?
We accept safe and diversified payment terms.
We supply a price trend to ensure clients know marketing information in time. We will take charge of 100% responsibility for
quality issue. We strive to create value for each customer we serve by meeting their unique needs and providing solutions to solve their problems and achieve their objectives.
Cationic starch is usually produced by using a quaternary ammonium cationic etherifying agent, which is reacted under a catalyst with the cationic starch is usually made by reacting quaternary The most typical cationic etherifying agent is 3-chloro-2-hydroxypropyltrimethylammonium chloride. ammonium chloride. Under alkaline conditions, the cationic etherifying agent first forms an epoxide and then reacts with the hydroxyl of the dehydrated grape unit in the starch molecule.
Then it reacts with the hydroxyl group on the dehydrated grape unit of the starch molecule to form cationic starch.
The main characteristics of cationic starch:
1. Low pasting temperature, clear and transparent paste, good fluidity, longer placement time;
2. It can adsorb with negatively charged fibers and fillers, thus improving the retention rate of fine fibers and Reduce energy consumption;
3. It can make starch, fiber, and filler flocculation phenomenon, reduce pollution and energy consumption.
Application
1. Paper industry: Cationic starch is one of the most important chemicals in the paper industry, where it is mainly used in the bonding and sizing of pulp. By using cationic starch, the appearance, strength and water resistance of paper can be improved and the consistency of pulp can be increased.
2. Gypsum board industry: It is mainly used in the production of gypsum board to improve the hardness and strength of gypsum board, and also to improve the waterproof property of gypsum board.
3. petroleum industry: in petroleum industry, cationic starch can be used as drilling fluid and oil recovery additives to improve oil recovery efficiency and protect oil and gas layers.
4. Sewage treatment: Cationic starch can be used as flocculant and settling agent in sewage treatment, effectively removing suspended matters and harmful substances in sewage.
5. Agriculture: In agriculture, cationic starch can be used as soil conditioner and pesticide synergist to improve soil fertility and the utilization rate of pesticides.
6. Personal care products: Cationic starch can also be used in the production of personal care products, such as shampoos, shower gels and cosmetics, to improve the moisturizing and stability of the products.
General properties:
1. It can improve the breakage resistance, tension resistance, folding resistance, lint resistanceand many other physical properties of paper.
2. Improve the sizing effect of rosin and alumina.
3. Improve the water filtration property of pulp and papermaking speed.
4. improve the retention rate of various dyes and fillers (such as white clay, titanium dioxide, calcium carbonate, etc.), thus reducing the cost of papermaking. Retention rate, so as to reduce the cost of papermaking.
5. as a fixing agent and emulsifying agent for latex, synthetic resin, alkyl vinyl ketone dimer, etc., and neutral sizing agent. It is also effective as a fixing and emulsifying agent for latex, synthetic resins, alkyl vinyl ketone dimers, etc., and as a dispersing agent for neutral sizing agents.
6. Reduces the degree of wastewater pollution (BOD) and helps to eliminate public hazards.
Corrugated paper manufacturing
Usage:
In the production process of corrugated paper, cationic starch is mainly used to improve the properties of paper such as tensile strength, breakage resistance, water resistance and sizing. The following is how to use cationic starch in the production of corrugated
paper:
1. Adding cationic starch: Add cationic starch to the pulping system according to the required additive amount, and mix it with raw materials.
2. Preparation of pulp: In the pulping system, the raw materials are ground into pulp using a grinder, and then screened, bleached and other treatments are carried out to obtain high-quality pulp.
3. Adding cationic starch solution: Dissolve cationic starch in the right amount of water to prepare a certain concentration of cationic starch solution. On the corrugator, the cationic starch solution is uniformly applied to the paper surface by spraying or coating.
4. Drying and calendering: Through drying and calendering processes, the surface of the paper is made smoother and denser to improve the quality and performance of the paper.
5. Testing and Packaging: The corrugated paper produced is tested for quality, such as tensile strength, breakage resistance, water resistance and other indicators. Qualified products are packaged for transportation and sale.
Printing paper manufacturing
Amount added: 2%-6%
Usage:
1. Preparation of cationic starch solution: Add cationic starch to the appropriate amount of water according to the required additive amount, stir well and prepare a certain concentration of cationic starch solution.
2. Paper sizing: Apply the cationic starch solution evenly to the paper surface by spraying or coating before the paper enters the press section. This helps to improve the sizing and ink absorption of the paper.
3. Control Parameters: Parameters such as cationic starch concentration, application volume and coating volume, as well as process parameters such as paper temperature, humidity and press pressure are controlled to ensure the quality and performance of the paper.
4. Drying and Finishing: After sizing, the paper enters the drying section for drying and then finishing to ensure that the surface of the paper is flat and free of defects.
5. quality testing and packaging: the production of printing paper quality testing, such as sizing, smoothness, water resistance and other indicators of the test. Qualified products are packaged for transportation and sale.
During the whole process, the production environment should be kept hygienic and clean to avoid the influence of impurities and pollutants on the quality of paper. At the same time, equipment parameters should be regularly checked and adjusted to ensure that the quality of the paper produced is stable.
Plasterboard industry:
Additive amount: 0.5%-3% (For enhancing strength: 1%-2%.mprovement of waterproof performance: 0.5%-1%)
Usage:
1. Determine the amount to be added: In the production of gypsum board, the amount of cationic starch added should be adjusted according to the production needs. Usually, the added amount of cationic starch accounts for 1%\~2% of the amount of gypsum. Too much addition may lead to the decline of material properties, while too little addition may not achieve the desired effect.
2. Preparation of cationic starch solution: Before using cationic starch, it needs to be mixed withappropriate amount of water to prepare a solution. Slowly add the cationic starch into the mixer, and at the same time add the appropriate amount of water, and keep mixing until a uniform solution is formed. Take care to control the stirring speed and time to avoid bubbles or precipitation.
3. Add cationic starch solution: Add the prepared cationic starch solution into the gypsum slurry. In the process of adding, it should be ensured to be evenly mixed to avoid the phenomenon of localized over-concentration or over-dilution. Mechanical mixing or manual mixing can be used to ensure uniform mixing.
4. Control the mixing time: the mixing time has a certain impact on the quality of gypsum board. Too short mixing time may lead to the cationic starch and gypsum slurry is not fully integrated, while mixing time is too long may cause a decline in material properties. Therefore, it is necessary to control the mixing time to ensure the uniform mixing of cationic starch and gypsum slurry.
5. Aging and processing: After the mixed gypsum slurry is poured into the paper-faced gypsum board machine, it needs to go through a certain aging time, so that the gypsum hydration reaction is complete and the strength of the paper-faced gypsum board is improved. After aging, the paper-faced gypsum board can be processed by sawing and punching as needed. Pay attention to control the processing parameters to avoid affecting the performance of paper-faced
gypsum board.
6. Quality inspection and packaging: The finished paper-faced gypsum board needs to undergo strict quality inspection to ensure that it meets the production requirements and relevant standards. Qualified products can be packaged for transportation and sale. Packaging should use appropriate materials and methods to ensure the protection and beauty of paper-faced gypsum board.
oil industry:
Amount added: 1-3%
Usage:
1. Determine the additive amount: according to the application scenario and demand, determine the additive amount of cationic starch. For example, in petroleum drilling mud, the adding amount is usually 0.5%\~1%; in petroleum fracturing fluid, the adding amount is usually 1%\~2%; in petroleum emulsion system, the adding amount is within the range of 1%\~3%.
2. Preparation of cationic starch solution: Mix cationic starch with appropriate amount of water to prepare a uniform solution. Stirrer or manual stirring can be used to control the stirring speed and time to avoid bubbles or formation of precipitation.
3. Mixing and stirring: Mix the prepared cationic starch solution with the petroleum system and maintain proper stirring or circulation to ensure that the cationic starch is uniformly dispersed in the system. The time and intensity of stirring or circulation should be based on the specific system and application requirements.
4. Maturing and aging: The mixed petroleum system needs to undergo a certain maturing time so that the cationic starch can fully react and combine with other components in the system. The aging time should depend on the specific system and application requirements, and generally
needs to be carried out under certain temperature and pressure conditions. Also, the aging process is necessary to further improve the stability and performance of the system.
5. Use and storage: After the maturation and aging process, the petroleum system can be put into use. In the process of use, attention should be paid to controlling the use amount and rheology, and adjusted according to the actual situation. The unused portion should be stored in a cool, dry and well-ventilated place, avoiding direct sunlight and high temperature. Meanwhile, the stored petroleum system should be inspected regularly and any abnormality should be dealt
with promptly.
Wastewater treatment industry:
Amount added: 0.5-1%
Usage:
Preparation stage
1. Determine the required amount of cationic starch according to the requirements of sewage treatment and test results.
2. prepare the required cationic starch, make sure its quality is qualified and free of impurities.
3. Prepare the required equipment and tools, such as stirrers, meters and so on.
Add cationic starch
1. Add the calculated cationic starch into the cesspool, and may use the stirrer for even mixing.
2. According to the actual situation, it may be necessary to properly adjust the amount of cationic starch added to achieve the best treatment effect.
Mixing and stirring
1. Turn on the stirrer, so that the cationic starch and sewage are fully mixed. The mixing speed and time should be determined according to the actual situation to ensure that the cationic starch is evenly dispersed in the sewage.
2. Observe the change of sewage, such as flocculation, thickening and other phenomena, indicating that the cationic starch plays a role.
Reaction and treatment
1. keep stirring state, let the cationic starch react with the suspended matter and organic matter in the sewage. The reaction time should be determined according to the actual situation, generally need a certain amount of time to achieve the expected results. 2.
2. in the reaction process, should pay attention to observe the changes of the sewage, such as precipitation, floating and other phenomena, should promptly adjust the stirring speed and direction to promote the reaction.
3. According to the treatment requirements, it may be necessary to carry out subsequent treatment steps, such as filtration, separation and so on.
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