CN109162109B - Acrylate emulsion for non-woven fabric and preparation method thereof - Google Patents
Acrylate emulsion for non-woven fabric and preparation method thereof Download PDFInfo
- Publication number
- CN109162109B CN109162109B CN201810940979.9A CN201810940979A CN109162109B CN 109162109 B CN109162109 B CN 109162109B CN 201810940979 A CN201810940979 A CN 201810940979A CN 109162109 B CN109162109 B CN 109162109B
- Authority
- CN
- China
- Prior art keywords
- emulsion
- acrylate
- water
- woven fabric
- acrylamide
- 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.)
- Active
Links
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/04—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06N3/042—Acrylic polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
- C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
- C08F2/26—Emulsion polymerisation with the aid of emulsifying agents anionic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
- C08F283/065—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals on to unsaturated polyethers, polyoxymethylenes or polyacetals
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/128—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with silicon polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Dispersion Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention belongs to the technical field of acrylate emulsion, and discloses acrylate emulsion for non-woven fabrics and a preparation method thereof. The acrylate emulsion for the non-woven fabric is prepared from the following components in percentage by mass: 20-35% of butyl acrylate, 0-10% of isooctyl acrylate, 10-25% of methyl methacrylate, 0-5% of (methyl) hydroxyl acrylate, 0-5% of N-hydroxyalkyl acrylamide, 0.2-0.5% of an initiator, 0.05-0.15% of sodium bicarbonate, 0.4-0.8% of an anionic reaction type emulsifier, 0.05-0.15% of a neutralizer, 0.5-5% of an organosilicon star copolymer and the balance of water. The acrylate emulsion has good stability, particularly calcium ion stability, and has the functions of adhesion, bonding and reinforcement on various non-woven fabric materials, and the coating has excellent flexibility and water resistance.
Description
Technical Field
The invention belongs to the field of synthesis of high polymer materials, and particularly relates to an acrylate emulsion for non-woven fabrics and a preparation method thereof.
Background
Nonwoven fabrics are also known as nonwoven fabrics and nonwoven fabrics. It is a material made of random or oriented fibers without using conventional methods and is called a cloth because of its appearance and certain properties. The non-woven fabric can be designed according to the special requirements of customers through reasonable process and structure, and various non-woven fabric products for clothing and industry can be produced. The non-woven fabric belongs to a novel environment-friendly material, has the characteristics of recycling, low price, no toxicity, no irritation, easy decomposition, no combustion supporting, air permeability, flexibility, light weight and the like, is various in product varieties by taking the non-woven fabric as a raw material, and is widely applied to the fields of medical sanitation, clothing and accessories, industrial materials and the like.
The non-woven fabric is treated and reinforced by a chemical method to become an important step of a non-woven fabric manufacturing technology, special performances such as tensile strength, elongation at break, bonding strength, plasma resistance, water and oil repellency and the like can be increased by treatment, and the non-woven fabric manufacturing technology has a wide development prospect.
Disclosure of Invention
In order to meet the high performance requirement of the acrylate emulsion for the non-woven fabric at the present stage, the invention aims to provide the acrylate emulsion for the non-woven fabric and the preparation method thereof. The invention obviously improves the stability of the acrylate emulsion, particularly the calcium ion stability, by adding the organosilicon star copolymer as an auxiliary agent, has the functions of adhesion, bonding and reinforcement on various non-woven fabric materials, and has excellent flexibility and water resistance of the coating.
In order to achieve the purpose, the invention adopts the following technical scheme:
the acrylic ester emulsion for the non-woven fabric is prepared from the following components in percentage by mass:
20-35% of butyl acrylate, 0-10% (preferably 0.1-10%) of isooctyl acrylate, 10-25% of methyl methacrylate, 0-5% (preferably 0.1-5%) of (methyl) hydroxyl acrylate, 0-5% (preferably 0.1-5%) of N-hydroxyalkyl acrylamide, 0.2-0.5% of initiator, 0.05-0.15% of sodium bicarbonate, 0.4-0.8% of anion reaction type emulsifier, 0.05-0.15% of neutralizer, 0.5-5% of organosilicon star copolymer and the balance of water.
The hydroxyl (meth) acrylate is at least one or a mixture of any more of 2-hydroxyethyl acrylate, 2-hydroxyethyl methacrylate, 2-hydroxypropyl acrylate, 2-hydroxypropyl methacrylate, 4-hydroxybutyl acrylate, 4-hydroxybutyl methacrylate and polyethylene glycol monomethacrylate;
the N-hydroxyalkyl acrylamide is one or a mixture of any more of N-hydroxymethyl acrylamide, N-hydroxyethyl acrylamide and N-hydroxypropyl acrylamide;
the initiator is more than one of ammonium persulfate or potassium persulfate;
the anion reaction type emulsifier is one or a mixture of any more of 1-allyloxy-3- (4-nonylphenol) -2-propanol polyoxyethylene (10) ether ammonium sulfate (trade mark DNS-86), 3-allyloxy-1-hydroxy-1-propane sodium sulfonate (trade mark COPS-1) and 2-acrylamide-2-methyl propyl sodium sulfonate (trade mark COPS-2);
the neutralizing agent is at least one or a mixture of any more of ammonia water, diethylamine, triethylamine, triethanolamine, N-dimethylethanolamine and N, N-diethylethanolamine;
the structural general formula of the organosilicon star copolymer is as follows:
wherein R is1＝-COO-CH2CH2-or-C6H4-C(CH3)2-，R2is-H or-CH3N is 2-20, m is 4-44, m is an integer.
The preparation method of the acrylate emulsion for the non-woven fabric comprises the following steps:
(1) emulsifying butyl acrylate, isooctyl acrylate, methyl methacrylate, hydroxy (meth) acrylate, part of an anionic reactive emulsifier, part of an initiator and part of water to obtain a pre-emulsion; the part of the anionic reactive emulsifier accounts for 60-80% of the dosage of the anionic reactive emulsifier, the part of the initiator accounts for 40-60% of the dosage of the initiator, and the part of the water accounts for 40-60% of the dosage of the water;
(2) adding the other part of water, the rest of anionic reactive emulsifier, the rest of initiator and sodium bicarbonate into a reaction kettle, heating to 74-78 ℃, adding part of pre-emulsion, reacting for 20-30 min, then dropwise adding the rest of pre-emulsion, and raising the temperature of the reaction kettle to 78-83 ℃ in the dropwise adding process; dropwise adding the residual pre-emulsion means that the residual pre-emulsion is dropwise added within 3-4 h;
the other part of the water accounts for 30-50% of the water consumption; the part of the pre-emulsion is 5 to 15 percent of the total mass of the pre-emulsion;
(3) after the pre-emulsion is dripped, adding the rest water and N-hydroxyalkyl acrylamide, heating to 84-87 ℃, and keeping the temperature for 1-2 hours;
(4) and after the heat preservation is finished, cooling, adding a neutralizing agent to adjust the pH value to 7.5-8.5, adding the organosilicon star copolymer, continuously stirring, filtering, and discharging to obtain the acrylic ester emulsion for the non-woven fabric.
Emulsifying for 20-40 min at the rotating speed of 400-800 r/min under the emulsifying condition in the step (1);
the total amount of the part of water in the step (1) and the other part of water in the step (2) is less than the total amount of water, preferably less than or equal to 95 percent of the amount of water;
and (4) cooling to 30-50 ℃, and continuously stirring for 20-40 min.
The invention improves the stability of the emulsion and the flexibility of the non-woven fabric by combining the reversible hydrogen bond with the polar group of the side chain of the acrylate polymer, and simultaneously increases the water resistance of the non-woven fabric.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, an anionic reaction type emulsifier is adopted to replace a conventional emulsifier for emulsion polymerization, and the emulsifier contains carbon-carbon double bonds and can be polymerized in a molecular main chain, so that emulsifier micromolecules in a synthesized acrylate polymer are avoided, and the adhesive force of an emulsion film, the particle size and distribution range of the emulsion and the water resistance of the emulsion are improved;
in addition, the invention adds the organosilicon star copolymer containing polyoxyethylene side chain and cyclosiloxane core into the acrylic ester emulsion, and the polyoxyethylene side chain of the copolymer has the function of increasing the emulsion stability, particularly the calcium ion stability. Meanwhile, after the emulsion is dried, the polyoxyethylene ether side chain of the organosilicon star copolymer is reversibly combined with the polar group of the acrylate polymer molecular chain through hydrogen bonds, and the cyclosiloxane core with low surface energy occupies the outer surface of the emulsion film, so that the waterproof performance of the non-woven fabric is improved on the basis of ensuring the flexibility of the non-woven fabric.
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the embodiments of the present invention are not limited thereto.
Example 1
The acrylic ester emulsion for the non-woven fabric comprises the following components in parts by weight:
125g of butyl acrylate, 24g of isooctyl acrylate, 60g of methyl methacrylate, 15g of 2-hydroxyethyl acrylate, 15g of N-hydroxyethyl acrylamide, 2g of ammonium persulfate, 0.5g of sodium bicarbonate, 862 g of anion-reactive emulsifier DNS-862, 11 g of anion-reactive emulsifier COPS-11, 0.5g of N, N-dimethylethanolamine, 250kg of deionized water and an organosilicon star copolymer (wherein R is1＝-C6H4-C(CH3)2-,R2＝-CH3,n＝4,m＝10)5g。
The preparation method of the acrylic ester emulsion for the non-woven fabric comprises the following steps:
(1) adding 125g of butyl acrylate, 24g of isooctyl acrylate, 60g of methyl methacrylate, 15g of 2-hydroxyethyl acrylate, 70% of an anionic reactive emulsifier (which means 70% of the total mass of the anionic reactive emulsifier), 60% of ammonium persulfate (which means 60% of the total mass of the ammonium persulfate) and 50% of deionized water (which means 50% of the total mass of the deionized water) into an emulsifying kettle, and emulsifying at the rotating speed of 500r/min for 30min to obtain a pre-emulsion;
(2) putting 40% of deionized water (which is 40% of the total mass of the deionized water), the rest of anionic reactive emulsifier, the rest of ammonium persulfate and 0.5g of sodium bicarbonate into a reaction kettle, heating to 76 ℃, adding 8% of pre-emulsion (which is 8% of the total mass of the pre-emulsion), reacting for 20min at 76 ℃, then dropwise adding the rest of pre-emulsion, finishing dropwise adding the pre-emulsion within 3.5h, and raising the temperature of the reaction kettle and keeping the temperature at 82 ℃ in the dropwise adding process;
(3) after the pre-emulsion is added dropwise, adding the rest deionized water and 15g of N-hydroxyethyl acrylamide, raising the reaction temperature to 85 ℃, and preserving the heat for 1h at the temperature;
(4) and after the heat preservation is finished, cooling to 40 ℃, adding 0.5g of neutralizing agent to adjust the pH value to 8.0, adding 5g of organic silicon star copolymer, continuously stirring for 30min, filtering, and discharging to obtain the acrylic ester emulsion for the non-woven fabric.
Example 2
The acrylic ester emulsion for the non-woven fabric comprises the following components in parts by weight:
120g of butyl acrylate, 30g of isooctyl acrylate, 65g of methyl methacrylate, 12g of 2-hydroxyethyl acrylate, 12g of N-hydroxyethyl acrylamide, 2g of ammonium persulfate, 0.5g of sodium bicarbonate, 0.862 g of anion-reactive emulsifier DNS-862, 21 g of anion-reactive emulsifier COPS-21, 0.5g of triethanolamine, 250kg of deionized water and an organosilicon star copolymer (wherein R is a polymer of a structure represented by the formula1＝-C6H4-C(CH3)2-,R2＝-CH3,n＝3,m＝10)5g；
The preparation method of the acrylate emulsion for the non-woven fabric comprises the following steps:
(1) adding 120g of butyl acrylate, 30g of isooctyl acrylate, 65g of methyl methacrylate, 12g of 2-hydroxyethyl acrylate, 70% of an anionic reactive emulsifier (which means 70% of the total mass of the anionic reactive emulsifier), 60% of ammonium persulfate (which means 60% of the total mass of the ammonium persulfate) and 50% of deionized water (which means 50% of the total mass of the deionized water) into an emulsifying kettle, and emulsifying at the rotating speed of 500r/min for 30min to obtain a pre-emulsion;
(2) putting 40% of deionized water (which is 40% of the total mass of the deionized water), the rest of anionic reactive emulsifier, the rest of ammonium persulfate and 0.5g of sodium bicarbonate into a reaction kettle, heating to 76 ℃, adding 8% of pre-emulsion (which is 8% of the total mass of the pre-emulsion), reacting for 20min at 76 ℃, then dropwise adding the rest of pre-emulsion, finishing dropwise adding the pre-emulsion within 3.5h, and raising the temperature of the reaction kettle and keeping the temperature at 82 ℃ in the dropwise adding process;
(3) after the pre-emulsion is added dropwise, the rest deionized water and 12g of N-hydroxyethyl acrylamide are added, the reaction temperature is raised to 85 ℃, the temperature is kept for 1h at the temperature,
(4) and after the heat preservation is finished, cooling to 40 ℃, adding 0.5g of neutralizing agent to adjust the pH value to 8.0, adding 5g of organic silicon star copolymer, continuously stirring for 30min, filtering, and discharging to obtain the acrylic ester emulsion for the non-woven fabric.
Example 3
The acrylic ester emulsion for the non-woven fabric comprises the following components in parts by weight:
140g of butyl acrylate, 5g of isooctyl acrylate, 70g of methyl methacrylate, 10g of 2-hydroxyethyl acrylate, 12g of N-hydroxyethyl acrylamide, 2g of ammonium persulfate, 0.5g of sodium bicarbonate, 0.5g of anionic reaction type emulsifier DNS-862.5 g, 0.5g of N, N-dimethylethanolamine, 250kg of deionized water, and an organosilicon star copolymer (wherein R is1＝-C6H4-C(CH3)2-,R2＝-CH3,n＝4,m＝8)7.5g。
The preparation method of the acrylate emulsion for the non-woven fabric comprises the following steps:
(1) adding 140g of butyl acrylate, 5g of isooctyl acrylate, 70g of methyl methacrylate, 10g of 2-hydroxyethyl acrylate, 70% of an anionic reactive emulsifier (which means 70% of the total mass of the anionic reactive emulsifier), 60% of ammonium persulfate (which means 60% of the total mass of the ammonium persulfate) and 50% of deionized water (which means 50% of the total mass of the deionized water) into an emulsifying kettle, and emulsifying at the rotating speed of 500r/min for 30min to obtain a pre-emulsion;
(2) putting 40% of deionized water (which is 40% of the total mass of the deionized water), the rest of anionic reactive emulsifier, the rest of ammonium persulfate and 0.5g of sodium bicarbonate into a reaction kettle, heating to 76 ℃, adding 8% of pre-emulsion (which is 8% of the total mass of the pre-emulsion), reacting for 20min at 76 ℃, then dropwise adding the rest of pre-emulsion, finishing dropwise adding the pre-emulsion within 3.5h, and raising the temperature of the reaction kettle and keeping the temperature at 82 ℃ in the dropwise adding process;
(3) after the pre-emulsion is added dropwise, adding the rest deionized water and 12g of N-hydroxyethyl acrylamide, raising the reaction temperature to 85 ℃, and preserving the heat for 1h at the temperature;
(4) and after the heat preservation is finished, cooling to 40 ℃, adding 0.5g of neutralizing agent to adjust the pH value to 8.0, adding 7.5g of organic silicon star copolymer, continuously stirring for 30min, filtering, and discharging to obtain the acrylic ester emulsion for the non-woven fabric.
Examples 1-3 were applied to nonwoven fibers and tested in various ways, with the results shown in table 1 below:
TABLE 1 acrylic ester emulsion Performance test results for nonwoven fabrics
As can be seen from Table 1, the non-woven fabric treated by the acrylate emulsion of the invention has better performance indexes such as tensile strength, bending strength and burst strength, namely, the acrylate emulsion has good performances such as reinforcement, bonding, fixation and flexibility on the non-woven fabric, and meanwhile, the emulsion has excellent calcium ion stability and water resistance.
The silicone star copolymers employed in the examples of the present invention can be obtained by the following method: the final silicone star copolymer was synthesized by reacting methoxypolyethylene glycol with 3-isopropenyl-dimethylbenzyl isocyanate at a molar ratio of 1.05:1 at 85 ℃ for 3h, and reacting the resulting product with hydrogen-containing cyclosiloxane at a molar ratio of 4.05:1 at 110 ℃ for 6 h.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. An acrylic ester emulsion for non-woven fabrics is characterized in that: the paint is prepared from the following components in percentage by mass:
20-35% of butyl acrylate, 0.1-10% of isooctyl acrylate, 10-25% of methyl methacrylate, 0.1-5% of (methyl) hydroxyl acrylate, 0.1-5% of N-hydroxyalkyl acrylamide, 0.2-0.5% of initiator, 0.05-0.15% of sodium bicarbonate, 0.4-0.8% of anion reaction type emulsifier, 0.05-0.15% of neutralizer, 0.5-5% of organosilicon star copolymer and the balance of water;
the structural general formula of the organosilicon star copolymer is as follows:
wherein n is 2-20, m is 4-44, m and n are integers.
2. The acrylic emulsion for nonwoven fabric according to claim 1, characterized in that: the anion reactive emulsifier is one or a mixture of any more of 1-allyloxy-3- (4-nonylphenol) -2-propanol polyoxyethylene (10) ether ammonium sulfate, 3-allyloxy-2-hydroxy-1-propane sodium sulfonate and 2-acrylamide-2-methyl propane sodium sulfonate.
3. The acrylic emulsion for nonwoven fabric according to claim 1, characterized in that:
the hydroxyl (meth) acrylate is one or a mixture of any more of 2-hydroxyethyl acrylate, 2-hydroxyethyl methacrylate, 2-hydroxypropyl acrylate, 2-hydroxypropyl methacrylate, 4-hydroxybutyl acrylate, 4-hydroxybutyl methacrylate and polyethylene glycol monomethacrylate;
the N-hydroxyalkyl acrylamide is one or a mixture of any more of N-hydroxymethyl acrylamide, N-hydroxyethyl acrylamide and N-hydroxypropyl acrylamide.
4. The acrylic emulsion for nonwoven fabric according to claim 1, characterized in that: the initiator is more than one of ammonium persulfate or potassium persulfate;
the neutralizing agent is one or a mixture of any more of ammonia water, diethylamine, triethylamine, triethanolamine, N-dimethylethanolamine and N, N-diethylethanolamine.
5. The method for preparing the acrylic emulsion for non-woven fabric according to any one of claims 1 to 4, characterized in that: the method comprises the following steps:
(1) emulsifying butyl acrylate, isooctyl acrylate, methyl methacrylate, hydroxy (meth) acrylate, part of an anionic reactive emulsifier, part of an initiator and part of water to obtain a pre-emulsion; the part of the anionic reactive emulsifier accounts for 60-80% of the amount of the anionic reactive emulsifier, the part of the initiator accounts for 40-60% of the amount of the initiator, and the part of the water accounts for 40-60% of the amount of the water;
(2) adding the other part of water, the rest of anionic reactive emulsifier, the rest of initiator and sodium bicarbonate into a reaction kettle, heating to 74-78 ℃, adding part of pre-emulsion, reacting for 20-30 min, then dropwise adding the rest of pre-emulsion, and raising the temperature of the reaction kettle to 78-83 ℃ in the dropwise adding process; dropwise adding the residual pre-emulsion means that the residual pre-emulsion is dropwise added within 3-4 h;
the other part of the water accounts for 30-50% of the water consumption;
(3) after the pre-emulsion is dripped, adding the rest water and N-hydroxyalkyl acrylamide, heating to 84-87 ℃, and keeping the temperature for 1-2 hours;
(4) and after the heat preservation is finished, cooling, adding a neutralizing agent to adjust the pH value to 7.5-8.5, adding the organosilicon star copolymer, continuously stirring, filtering, and discharging to obtain the acrylic ester emulsion for the non-woven fabric.
6. The method for preparing the acrylic emulsion for non-woven fabric according to claim 5, wherein:
in the step (2), the part of the pre-emulsion is 5 to 15 percent of the total mass of the pre-emulsion;
emulsifying for 20-40 min at the rotating speed of 400-800 r/min under the emulsifying condition in the step (1);
the total amount of the part of water in the step (1) and the other part of water in the step (2) is less than the total amount of water;
and (4) cooling to 30-50 ℃, and continuously stirring for 20-40 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810940979.9A CN109162109B (en) | 2018-08-17 | 2018-08-17 | Acrylate emulsion for non-woven fabric and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810940979.9A CN109162109B (en) | 2018-08-17 | 2018-08-17 | Acrylate emulsion for non-woven fabric and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109162109A CN109162109A (en) | 2019-01-08 |
| CN109162109B true CN109162109B (en) | 2020-12-22 |
Family
ID=64895914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810940979.9A Active CN109162109B (en) | 2018-08-17 | 2018-08-17 | Acrylate emulsion for non-woven fabric and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109162109B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001207108A (en) * | 2000-01-25 | 2001-07-31 | Mitsuboshi Belting Ltd | Formable fire-retardant coating composition for waterproof sheet and fireproofing work of building using the composition |
| CN102101960A (en) * | 2010-12-24 | 2011-06-22 | 大连工业大学 | High-hydroxy silicon-acrylate aqueous glass coating emulsion and synthesis method thereof |
| CN102816272A (en) * | 2012-08-31 | 2012-12-12 | 佛山市三水灏诚合成树脂有限公司 | White-gasoline-resistant styrene-acrylic emulsion, white-gasoline-resistant emulsion gloss oil and preparation methods thereof |
| CN104448323A (en) * | 2014-12-18 | 2015-03-25 | 江苏美思德化学股份有限公司 | Starlike pectinate polyether-organosilicone copolymer and preparation method thereof |
| CN105254800A (en) * | 2015-11-05 | 2016-01-20 | 浩力森涂料（上海）有限公司 | Acrylate emulsion used for water-based metallic paint and preparation method thereof |
| CN108359046A (en) * | 2018-02-01 | 2018-08-03 | 广州市斯洛柯高分子聚合物有限公司 | A kind of organosilicon-modified acrylic emulsion and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03256789A (en) * | 1990-03-07 | 1991-11-15 | Konica Corp | Manufacture of heat-sensitive recording material |
-
2018
- 2018-08-17 CN CN201810940979.9A patent/CN109162109B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001207108A (en) * | 2000-01-25 | 2001-07-31 | Mitsuboshi Belting Ltd | Formable fire-retardant coating composition for waterproof sheet and fireproofing work of building using the composition |
| CN102101960A (en) * | 2010-12-24 | 2011-06-22 | 大连工业大学 | High-hydroxy silicon-acrylate aqueous glass coating emulsion and synthesis method thereof |
| CN102816272A (en) * | 2012-08-31 | 2012-12-12 | 佛山市三水灏诚合成树脂有限公司 | White-gasoline-resistant styrene-acrylic emulsion, white-gasoline-resistant emulsion gloss oil and preparation methods thereof |
| CN104448323A (en) * | 2014-12-18 | 2015-03-25 | 江苏美思德化学股份有限公司 | Starlike pectinate polyether-organosilicone copolymer and preparation method thereof |
| CN105254800A (en) * | 2015-11-05 | 2016-01-20 | 浩力森涂料（上海）有限公司 | Acrylate emulsion used for water-based metallic paint and preparation method thereof |
| CN108359046A (en) * | 2018-02-01 | 2018-08-03 | 广州市斯洛柯高分子聚合物有限公司 | A kind of organosilicon-modified acrylic emulsion and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109162109A (en) | 2019-01-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108795208B (en) | Preparation method of flame-retardant water-based core-shell acrylate resin coating and paint | |
| CN102604003B (en) | Self-layering organic-inorganic nano composite emulsion and method for preparing same | |
| CN109810218B (en) | Long-chain monomer modified polyacrylate emulsion and preparation method and application thereof | |
| CN101781390B (en) | Preparation method of nuclear shell structure high-silicon silicone acrylic emulsion used for building exterior wall | |
| CN112280043B (en) | Silicon dioxide/polyacrylate/polysiloxane composite emulsion, preparation method and application thereof | |
| CN109054570B (en) | Environment-friendly high-strength elastic coating and preparation method thereof | |
| CN109705256A (en) | A kind of highlight water-based finishing varnish acrylic acid ester emulsion and preparation method with lotus leaf effect | |
| CN110606910A (en) | Odorless pure acrylic emulsion for bi-component plate alignment adhesive and preparation method thereof | |
| CN110669181A (en) | Preparation method of novel acrylate emulsion for wood paint | |
| CN108192011B (en) | Vinyl acetate-vinyl versatate polymer emulsion and preparation and application thereof | |
| CN109162109B (en) | Acrylate emulsion for non-woven fabric and preparation method thereof | |
| CN114044847A (en) | High-water-resistance and stain-resistant acrylate emulsion and preparation method thereof | |
| CN110790875B (en) | Organic silicon modified acrylic emulsion adhesive and preparation method thereof | |
| CN112708006A (en) | Acrylic emulsion for scouring pad and preparation method thereof | |
| CN110437360B (en) | High-viscosity emulsion adhesive for coating mud on skirting line and door pocket line and preparation method thereof | |
| CN109942742A (en) | A kind of water dispersion glass coated polymeric and preparation method thereof | |
| CN111072840A (en) | High-elasticity building waterproof emulsion and preparation method thereof | |
| CN103539880B (en) | Take fluorinated copolymer as seeded emulsion polymerization and its preparation method of assistant for emulsifying agent | |
| CN109912234A (en) | A kind of high-performance glass coating and preparation method thereof | |
| CN108424488A (en) | A kind of anti-pollution, water-fast silicone acrylic emulsion and preparation method thereof | |
| CN111978455A (en) | Hydrophobic fluorine modified acrylic emulsion and preparation method and application thereof | |
| CN110684151A (en) | Preparation method of low-temperature flexible type super-concentrated emulsion polymer for polymer cement | |
| CN103833882A (en) | Preparation method of fluorine-modified silicone acrylic emulsion with core-shell structure | |
| CN112679678B (en) | Acrylic ester emulsion and preparation method thereof | |
| CN112063281B (en) | Water-based two-component wood paint and preparation method thereof |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |