CN106366977A - High-strength carboxylic butadiene-styrene latex special for carpet and preparation method thereof - Google Patents
High-strength carboxylic butadiene-styrene latex special for carpet and preparation method thereof Download PDFInfo
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- CN106366977A CN106366977A CN201610742188.6A CN201610742188A CN106366977A CN 106366977 A CN106366977 A CN 106366977A CN 201610742188 A CN201610742188 A CN 201610742188A CN 106366977 A CN106366977 A CN 106366977A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J113/00—Adhesives based on rubbers containing carboxyl groups
- C09J113/02—Latex
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- 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
- C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F212/06—Hydrocarbons
- C08F212/08—Styrene
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- 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
- C08F236/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F236/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F236/04—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
- C08F236/10—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl-aromatic monomers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/41—Compounds containing sulfur bound to oxygen
- C08K5/42—Sulfonic acids; Derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- Chemical & Material Sciences (AREA)
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
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- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Abstract
The invention discloses high-strength carboxylic butadiene-styrene latex special for carpet. The carboxylic butadiene-styrene latex is prepared from, by mass, 35-55 parts of butadiene, 45-65 parts of styrene, 0.8-1.5 parts of emulsifier, 1.1-1.8 parts of anti-aging agent, 1-2 parts of reinforcing agent, 40-85 parts of deionized water, 0.8-1.6 parts of filling agent, 1.3-2 parts of softening agent, 5-10 parts of tert-dodecylmercaptan, 20-30 parts of ammonium persulfate, 10-15 parts of caustic soda, 1-3 parts of initiator, 0.5-1.1 parts of anionic surface active agent, 1-2 parts of itaconic acid and 0.7-1.4 parts of fire retardant. The added reinforcing agent improves the strength of carboxylic butadiene-styrene latex, and the added softening agent improves the softness of carboxylic butadiene-styrene latex.
Description
Technical field
The present invention relates to chemical technology field, specially a kind of carpet Special high-strength carboxylic styrene butadiene latex and its preparation side
Method.
Background technology
Carboxylic styrene butadiene latex is to add a small amount of carboxylic acid and other auxiliary agent with butadiene, styrene, is generated by emulsion polymerization
Copolymer, is a kind of milky aqueous dispersion with bluish violet gloss.Combinated styrene content ratio is higher, has higher bonding
Power and conjunctiva intensity, machinery and chemical stability are good, and mobility, bin stability are all good, the advantages of loading is big.Residual benzene class
Monomer is little, belongs to environmentally friendly machine.
Carboxylic styrene butadiene latex is also used for carpet backing and applies application adhesive, fixing carpet pile, stablizes size of carpet, makes
Carpet use during have good ruggedness, present carpet carboxylic styrene butadiene latex intensity difference, lead to carpet intolerant to
With flexibility is bad, and user's comfort is poor.
Content of the invention
It is an object of the invention to provide a kind of carpet Special high-strength carboxylic styrene butadiene latex and preparation method thereof, possess strong
The advantage that degree is high, pliability is good, solves the problems, such as existing carpet carboxylic styrene butadiene latex intensity difference, not softness.
For achieving the above object, the present invention provides a kind of following technical scheme: carpet Special high-strength carboxylic styrene butadiene latex,
Described carboxylic styrene butadiene latex is made up of the raw material of following mass fraction: butadiene 35-55 part, styrene 45-65 part, emulsifying agent
0.8-1.5 part, age resistor 1.1-1.8 part, reinforcing agent 1-2 part, deionized water 40-85 part, filler 0.8-1.6 part, softening agent
1.3-2 part, tert-dodecyl mercaptan 5-10 part, Ammonium persulfate. 20-30 part, Caustic soda 10-15 part, initiator 1-3 part, anionic table
Face activating agent 0.5-1.1 part, itaconic acid 1-2 part and fire retardant 0.7-1.4 part.
Preferably, described carboxylic styrene butadiene latex is made up of the raw material of following mass fraction: butadiene 30-50 part, styrene
50-70 part, emulsifying agent 0.9-1.6 part, age resistor 1.0-1.7 part, reinforcing agent 1.1-2.1 part, deionized water 50-100 part, filling
Agent 1-1.8 part, softening agent 1.4-2.1 part, tert-dodecyl mercaptan 4.8-9.8 part, Ammonium persulfate. 21-31 part, Caustic soda 9-14 part,
Initiator 1.2-3.2 part, anionic surfactant 0.6-1.2 part, itaconic acid 1.1-2.1 part and fire retardant 0.8-1.5 part.
Preferably, described carboxylic styrene butadiene latex is made up of the raw material of following mass fraction: 45 parts of butadiene, styrene 60
Part, 1.3 parts of emulsifying agent, 1.3 parts of age resistor, 1.5 parts of reinforcing agent, 75 parts of deionized water, 1.4 parts of filler, 1.8 parts of softening agent,
7 parts of tert-dodecyl mercaptan, Ammonium persulfate. 19-29 part, Caustic soda 11-16 part, 2 parts of initiator, anionic surfactant 0.9
Part, 1.6 parts of itaconic acid and 1.3 parts of fire retardant.
Preferably, one of described initiator initiator system of ammonium persulfate, potassium peroxydisulfate and methyl ethyl ketone peroxide.
Preferably, described emulsifying agent is sodium lauryl sulphate.
Preferably, described anionic surfactant is dodecylbenzene sodium sulfonate.
Preferably, described filler is preferably one of Calcium Carbonate, lignin and Pulvis Talci.
The invention allows for a kind of carpet Special high-strength carboxylic styrene butadiene latex and preparation method thereof, walk including following
Rapid:
S1, reaction vessel vacuum state puts into 90% butadiene, 85% benzene second in composition of raw materials into container
Alkene, the deionized water of 75-90%, the emulsifying agent of 30-40%, tert-dodecyl mercaptan 45-65%, 60-75% itaconic acid, 70-
85% filler and 80-90% fire retardant；
S2, reacting by heating container, to 70-80 DEG C, adds the initiator of 20-30%, 70-85% age resistor, 60-80%
Reinforcing agent, 65-80% softening agent, 66-77% anionic surfactant；
S3, carries out continuous heating to reaction vessel and is warmed up to 75-85 DEG C, into reaction vessel at the uniform velocity in Deca composition of raw materials
20-30% Ammonium persulfate., 10-25% Caustic soda and remaining butadiene, styrene, deionized water, itaconic acid, emulsifying agent, initiation
Agent, tert-dodecyl mercaptan, age resistor, filler, fire retardant, anionic surfactant, softening agent and reinforcing agent；
S4, the temperature of reaction vessel is maintained between 80-90 DEG C, is incubated 3-4h, when conversion ratio reaches more than 95%,
It is cooled to 65-75 DEG C, add the Caustic soda of 50-60% in remaining Ammonium persulfate. and composition of raw materials；
S5 moves to reaction vessel in degassing container and is de-gassed, and control degassing container vacuum is -0.07--
0.09mpa, vacuum flashing degassing 3-5 hour, after the completion of degassing, temperature is reduced to 25-45 degree, carries out discharging of packing, obtain carboxylic
Base styrene-butadiene latex.
Compared with prior art, beneficial effects of the present invention are as follows:
1st, the present invention passes through to add reinforcing agent in the preparation process of carboxylic styrene butadiene latex, can improve latex using reinforcing agent
Anti-wear performance, tear resistance and tensile strength properties, for improving the intensity of carpet carboxylic styrene butadiene latex.
2nd, the present invention passes through to add softening agent in the preparation process of carboxylic styrene butadiene latex, can improve adding of glue based article
Work performance and serviceability, it is possible to increase the tensile strength of latex, percentage elongation and wearability, make carboxylic styrene butadiene latex finished product more
Soft.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical solution of the present invention is clearly and completely described it is clear that being retouched
The embodiment stated is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, this
The every other embodiment that field those of ordinary skill is obtained under the premise of not making creative work, broadly falls into the present invention
The scope of protection.
Embodiment one
45 parts of butadiene, 50 parts of styrene, 1.3 parts of emulsifying agent, 1.5 parts of age resistor, 1.5 parts of reinforcing agent, deionized water 60
Part, 1.2 parts of filler, 1.5 parts of softening agent, 7 parts of tert-dodecyl mercaptan, 22 parts of Ammonium persulfate., 12 parts of Caustic soda, 1.5 parts of initiator,
0.9 part of anionic surfactant, 1.7 parts of itaconic acid and 1 part of fire retardant.
Its preparation method comprises the following steps:
S1, reaction vessel vacuum state puts into 85% butadiene, 75% benzene second in composition of raw materials into container
Alkene, 80% deionized water, 35% emulsifying agent, tert-dodecyl mercaptan 50%, 70% itaconic acid, 75% filler and 85% resistance
Combustion agent；
S2, reacting by heating container to 75 DEG C, add 25% initiator, 75% age resistor, 70% reinforcing agent, 75%
Softening agent, 70% anionic surfactant；
S3, carries out continuous heating to reaction vessel and is warmed up to 80 DEG C, into reaction vessel at the uniform velocity in Deca composition of raw materials
25% Ammonium persulfate., 15% Caustic soda and remaining butadiene, styrene, deionized water, itaconic acid, emulsifying agent, initiator, uncle ten
Two carbon mercaptan, age resistor, filler, fire retardant, anionic surfactant, softening agent and reinforcing agent；
S4, the temperature of reaction vessel is maintained between 85 DEG C, is incubated 3h, when conversion ratio reaches more than 95%, cooling
To 70 DEG C, add in remaining Ammonium persulfate. and composition of raw materials 55% Caustic soda；
S5 moves to reaction vessel in degassing container and is de-gassed, and control degassing container vacuum is -0.08mpa, subtracts
Temperature is reduced to 30 degree after the completion of degassing by pressure flash liberation 4 hours, carries out discharging of packing, obtains carboxylic styrene butadiene latex.
Embodiment two
40 parts of butadiene, 66 parts of styrene, 1.5 parts of emulsifying agent, 1.4 parts of age resistor, 2 parts of reinforcing agent, 70 parts of deionized water,
1.7 parts of filler, 1.6 parts of softening agent, 6 parts of tert-dodecyl mercaptan, 27 parts of Ammonium persulfate., 13 parts of Caustic soda, 1.7 parts of initiator, the moon
1 part of ionic surfactant, 1.8 parts of itaconic acid and 1.4 parts of fire retardant.
Its preparation method comprises the following steps:
S1, reaction vessel vacuum state puts into 86% butadiene, 83% benzene second in composition of raw materials into container
Alkene, 77% deionized water, 31% emulsifying agent, tert-dodecyl mercaptan 51%, 73% itaconic acid, 79% filler and 85% resistance
Combustion agent；
S2, reacting by heating container, to 77 DEG C, adds 23% initiator, 71% age resistor, 63% reinforcing agent, 73% soft
Agent, 67% anionic surfactant；
S3, carries out continuous heating to reaction vessel and is warmed up to 77 DEG C, into reaction vessel at the uniform velocity in Deca composition of raw materials
23% Ammonium persulfate., 13% Caustic soda and remaining butadiene, styrene, deionized water, itaconic acid, emulsifying agent, initiator, uncle ten
Two carbon mercaptan, age resistor, filler, fire retardant, anionic surfactant, softening agent and reinforcing agent；
S4, the temperature of reaction vessel is maintained between 87 DEG C, is incubated 3.1h, when conversion ratio reaches more than 93%, fall
Temperature, to 73 DEG C, adds in remaining Ammonium persulfate. and composition of raw materials 55% Caustic soda；
S5 moves to reaction vessel in degassing container and is de-gassed, and control degassing container vacuum is -0.07mpa, subtracts
Temperature is reduced to 41 degree after the completion of degassing by pressure flash liberation 3.5 hours, carries out discharging of packing, obtains carboxylic styrene butadiene latex.
Embodiment three
Carboxylic styrene butadiene latex is made up of the raw material of following mass fraction: 45 parts of butadiene, 60 parts of styrene, emulsifying agent 1.3
Part, 1.3 parts of age resistor, 1.5 parts of reinforcing agent, 75 parts of deionized water, 1.4 parts of filler, 1.8 parts of softening agent, tert-dodecyl mercaptan 7
Part, Ammonium persulfate. 19-29 part, Caustic soda 11-16 part, 2 parts of initiator, 0.9 part of anionic surfactant, 1.6 parts of itaconic acid
With 1.3 parts of fire retardant.
Its preparation method comprises the following steps:
S1, reaction vessel vacuum state puts into 82% butadiene, 74% benzene second in composition of raw materials into container
Alkene, 76% deionized water, 34% emulsifying agent, tert-dodecyl mercaptan 46%, 64% itaconic acid, 82% filler and 84% resistance
Combustion agent；
S2, reacting by heating container, to 76 DEG C, adds 22% initiator, 75% age resistor, 70% reinforcing agent, 66% soft
Agent, 68% anionic surfactant；
S3, carries out continuous heating to reaction vessel and is warmed up to 77 DEG C, into reaction vessel at the uniform velocity in Deca composition of raw materials
26% Ammonium persulfate., 14% Caustic soda and remaining butadiene, styrene, deionized water, itaconic acid, emulsifying agent, initiator, uncle ten
Two carbon mercaptan, age resistor, filler, fire retardant, anionic surfactant, softening agent and reinforcing agent；
S4, the temperature of reaction vessel is maintained between 84 DEG C, is incubated 4h, when conversion ratio reaches more than 91%, cooling
To 72 DEG C, add in remaining Ammonium persulfate. and composition of raw materials 55% Caustic soda；
S5 moves to reaction vessel in degassing container and is de-gassed, and control degassing container vacuum is -0.09mpa, subtracts
Temperature is reduced to 40 degree after the completion of degassing by pressure flash liberation 5 hours, carries out discharging of packing, obtains carboxylic styrene butadiene latex.
In sum: this carpet Special high-strength carboxylic styrene butadiene latex and preparation method thereof, by carboxylic styrene butadiene latex
Preparation process in add reinforcing agent, in the preparation process of carboxylic styrene butadiene latex add softening agent, solve existing carboxyl fourth
Benzene latex intensity difference, the problem of pliability difference.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand and can carry out multiple changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (8)
1. a kind of carpet Special high-strength carboxylic styrene butadiene latex it is characterised in that: described carboxylic styrene butadiene latex is by following mass parts
The raw material of number is made: butadiene 35-55 part, styrene 45-65 part, emulsifying agent 0.8-1.5 part, age resistor 1.1-1.8 part, reinforcement
Agent 1-2 part, deionized water 40-85 part, filler 0.8-1.6 part, softening agent 1.3-2 part, tert-dodecyl mercaptan 5-10 part, over cure
Sour ammonium 20-30 part, Caustic soda 10-15 part, initiator 1-3 part, anionic surfactant 0.5-1.1 part, itaconic acid 1-2 part and
Fire retardant 0.7-1.4 part.
2. a kind of carpet Special high-strength carboxylic styrene butadiene latex according to claim 1 it is characterised in that: described carboxyl fourth
Benzene latex is made up of the raw material of following mass fraction: butadiene 30-50 part, styrene 50-70 part, emulsifying agent 0.9-1.6 part, anti-
Old agent 1.0-1.7 part, reinforcing agent 1.1-2.1 part, deionized water 50-100 part, filler 1-1.8 part, softening agent 1.4-2.1 part,
Tert-dodecyl mercaptan 4.8-9.8 part, Ammonium persulfate. 21-31 part, Caustic soda 9-14 part, initiator 1.2-3.2 part, anionic surface
Activating agent 0.6-1.2 part, itaconic acid 1.1-2.1 part and fire retardant 0.8-1.5 part.
3. a kind of carpet Special high-strength carboxylic styrene butadiene latex according to claim 1 it is characterised in that: described carboxyl fourth
Benzene latex is made up of the raw material of following mass fraction: 45 parts of butadiene, 60 parts of styrene, 1.3 parts of emulsifying agent, 1.3 parts of age resistor,
1.5 parts of reinforcing agent, 75 parts of deionized water, 1.4 parts of filler, 1.8 parts of softening agent, 7 parts of tert-dodecyl mercaptan, Ammonium persulfate. 19-
29 parts, Caustic soda 11-16 part, 2 parts of initiator, 0.9 part of anionic surfactant, 1.6 parts of itaconic acid and 1.3 parts of fire retardant.
4. a kind of carpet Special high-strength carboxylic styrene butadiene latex according to claim 1 it is characterised in that: described initiator
One of initiator system of ammonium persulfate, potassium peroxydisulfate and methyl ethyl ketone peroxide.
5. a kind of carpet Special high-strength carboxylic styrene butadiene latex according to claim 1 it is characterised in that: described emulsifying agent
For sodium lauryl sulphate.
6. a kind of carpet Special high-strength carboxylic styrene butadiene latex according to claim 1 it is characterised in that: described anion
Type surfactant is dodecylbenzene sodium sulfonate.
7. a kind of carpet Special high-strength carboxylic styrene butadiene latex according to claim 1 it is characterised in that: described filler
It is preferably one of Calcium Carbonate, lignin and Pulvis Talci.
8. a kind of carpet Special high-strength carboxylic styrene butadiene latex and preparation method thereof it is characterised in that: this preparation method include with
Lower step:
S1, reaction vessel vacuum state puts into 80-90% butadiene, 70-85% benzene second in composition of raw materials into container
Alkene, the deionized water of 75-90%, the emulsifying agent of 30-40%, tert-dodecyl mercaptan 45-65%, 60-75% itaconic acid, 70-
85% filler and 80-90% fire retardant；
S2, reacting by heating container, to 70-80 DEG C, adds the initiator of 20-30%, 70-85% age resistor, 60-80% reinforcement
Agent, 65-80% softening agent, 66-77% anionic surfactant；
S3, carries out continuous heating to reaction vessel and is warmed up to 75-85 DEG C, the 20- at the uniform velocity in Deca composition of raw materials into reaction vessel
30% Ammonium persulfate., 10-25% Caustic soda and remaining butadiene, styrene, deionized water, itaconic acid, emulsifying agent, initiator,
Tert-dodecyl mercaptan, age resistor, filler, fire retardant, anionic surfactant, softening agent and reinforcing agent；
S4, the temperature of reaction vessel is maintained between 80-90 DEG C, is incubated 3-4h, when conversion ratio reaches more than 95%, cooling
To 65-75 DEG C, add the Caustic soda of 50-60% in remaining Ammonium persulfate. and composition of raw materials；
S5 moves to reaction vessel in degassing container and is de-gassed, and control degassing container vacuum is -0.07--0.09mpa,
Temperature is reduced to 25-45 degree after the completion of degassing, carries out discharging of packing, obtain carboxy styrene-butadiene rubber by vacuum flashing degassing 3-5 hour
Breast.
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| CN201610742188.6A CN106366977A (en) | 2016-08-26 | 2016-08-26 | High-strength carboxylic butadiene-styrene latex special for carpet and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108690157A (en) * | 2018-05-31 | 2018-10-23 | 枣阳市恒泰化工有限公司 | A kind of special sizing latex of grid cloth and preparation method thereof |
| CN109294482A (en) * | 2017-07-25 | 2019-02-01 | 济宁明升新材料有限公司 | The preparation method of styrene-butadiene latex and products thereof for carpet adhesive |
| CN109880012A (en) * | 2019-01-25 | 2019-06-14 | 湖北霖坤红塬地毯股份有限公司 | A kind of carboxylic styrene butadiene latex and its application in Carpet Adhesive |
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