CN104448152A - Quick-sticking type modified chloride butyl acrylic emulsion as well as preparation method and application thereof - Google Patents
Quick-sticking type modified chloride butyl acrylic emulsion as well as preparation method and application thereof Download PDFInfo
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- CN104448152A CN104448152A CN201410834893.XA CN201410834893A CN104448152A CN 104448152 A CN104448152 A CN 104448152A CN 201410834893 A CN201410834893 A CN 201410834893A CN 104448152 A CN104448152 A CN 104448152A
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Abstract
The invention belongs to the technical field of emulsion adhesives and particularly relates to a quick-sticking type modified chloride butyl acrylic emulsion as well as a preparation method and an application thereof. The emulsion is prepared from the following components in parts by mass: 0-20 parts of chloride butyl emulsion, 0-30 parts of methyl methacrylate, 0-30 parts of styrene, 0-30 parts of acrylonitrile, 250-300 parts of ethylhexyl acrylate, 1-2.5 parts of hydroxyethyl methylacrylate, 2-10 parts of acrylic acid, 1-6 parts of alkylphenol ether OP, 2-8 parts of lauryl sodium sulfate, 300-400 parts of water, 3-8 parts of potassium persulfate or sodium persulfate, wherein the solid content of the chloride butyl emulsion is 50%. The preparation method of the quick-sticking type modified chloride butyl acrylic emulsion has the advantages of being convenient and quick, relatively high in reaction efficiency, small in monomer residue and uniform in product appearance. The obtained modified chloride butyl acrylic emulsion has the advantages of being stable, quick in sticking and strong in adhesive strength, capable of meeting the comprehensive requirements of a high-performance chloride butyl acrylic emulsion adhesive.
Description
Technical field
The invention belongs to emulsion sizing agent technical field, particularly a kind of quickstick type neoprene modified acrylic acid emulsion and its preparation method and application.
Background technology
Emulsion sizing agent is the Water-borne modification product of new generation of green environmental protection, have nontoxic, performance is various, the advantage such as economic, convenient, meet the access technological standard such as GB18583-2008, CSC/G2204-2006, HJ/T220-2005, European Union REACH, ROHS, met efficient energy-saving very well, economized on resources, the odjective of economic development of green safety environmental protection.
In emulsion adhesive, representational kind has the product type such as ACRYLIC EMULSION, aqueous polyurethane, be used widely in fields such as communications and transportation, packages printing, light industry manufacture, building materials, medical material, electronic information, market outlook are very wide.
With regard to ACRYLIC EMULSION sizing agent, there is abundant raw material source, synthesis technique is flexible, performance is various, wide adaptability, the advantage such as with low cost, safe and convenient to use, be the environment-friendly type commercially available glue kind maintaining very fast tempo in sizing agent, a large amount of technical literatures is also to this has been report.
Such as, in patent (CN101333424), by polychloroprene latex 100-150 part, acrylic latex 20-60 part, tackifying resin 60-100 part, siccative 5-20 part, stirring evenly cooling discharge, can to obtain being applied to the furniture spray paints such as sofa, screen, swivel chair bonding, and be used in that automotive trim is bonding, foam adhesiveproperties is excellent, the water-soluble spraying glue product of good heat resistance.Other documents are as CN101560367, CN101343515, CN101492594, CN102212320A, CN102191686A etc., also use similar physical modification principle, bonding for materials such as leather, sponge, non-woven fabrics, timber, these effort facilitate the range of application of emulsion type water-base glue spraying at furniture, decoration, leather industry.
In above-mentioned technical case, by blending and modifying measure, emulsion-type sizing agent is had some improvement on adhesive property, but cannot meet the demand requirement of emulsion sizing agent in quickstick performance and bonding work efficiency, range of application has certain limitation.
For practical application, take water as the emulsion-type sizing agent of solvent, the problems such as ubiquity moisture evaporation is slow, production efficiency is not high.And mostly existing solution is to increase preliminary drying operation on glue-applying technique, to improve the surface drying speed of emulsion, but the adaptability of preliminary drying scheme has limitation, adds production link, also can improve production cost.
Summary of the invention
In order to overcome the shortcoming of prior art with not enough, primary and foremost purpose of the present invention is to provide a kind of quickstick type neoprene modified acrylic acid emulsion.This emulsion realizes with the letex polymerization of neoprene emulsion participation acrylic acid or the like, and this emulsion has the cohesive force under high humidity state.
Another object of the present invention is the preparation method providing above-mentioned quickstick type neoprene modified acrylic acid emulsion.
Another object of the present invention is the application providing above-mentioned quickstick type neoprene modified acrylic acid emulsion.
Object of the present invention is achieved through the following technical solutions:
A kind of quickstick type neoprene modified acrylic acid emulsion, this emulsion is prepared from by following raw material according to the mass fraction:
The quality solid content of described neoprene emulsion is 50%.
The performance of described quickstick type neoprene modified acrylic acid emulsion is as shown in table 1:
The Performance Detection of table 1 quickstick type neoprene modified acrylic acid emulsion
The preparation method of above-mentioned quickstick type neoprene modified acrylic acid emulsion, comprises following operation steps:
(1) 0 ~ 30 mass parts methyl methacrylate, 0 ~ 30 mass parts vinylbenzene, 0 ~ 30 mass parts propylene cyanogen, 250 ~ 300 mass parts Isooctyl acrylate monomers, 1 ~ 2.5 mass parts hydroxyethyl methylacrylate, 2 ~ 10 mass parts vinylformic acid, 1 ~ 6 mass parts alkyl phenol ether OP9,2 ~ 8 mass parts sodium lauryl sulphate and 200 ~ 250 mass parts water are mixed, by clarifixator emulsification, obtain monomer emulsion;
(2) by 3 ~ 8 mass parts Potassium Persulphate or Sodium Persulfates, be dissolved in 100 ~ 150 mass parts water, obtain solution;
(3) 30% of 30% and step (2) the gained solution quality of step (1) gained monomer emulsion quality is taken, with 0 ~ 20 mass parts neoprene emulsion, under whipped state, add successively with backflow and constant pressure addition device normal pressure reactor in, react 30 minutes under 78 ~ 90 DEG C of constant temperature, present blue light to emulsion;
(4) drip the remainder of step (1) gained monomer emulsion, the remainder of synchronous intermittent replenish step (2) gained solution, completed at 2.5 ~ 3 hours simultaneously simultaneously, the isothermal reaction of period maintenance 78 ~ 90 DEG C; It is according at interval of supplementary interpolation in 15 ~ 20 minutes solution that described synchronous intermittent supplements;
(5), after treating that whole material adds, 80 ~ 90 DEG C are incubated 1 hour;
(6) be cooled to less than 45 DEG C, filter and package, obtain quickstick type neoprene modified acrylic acid emulsion.
Aforesaid operations process is a kind of preparation method with the neoprene modified acrylic acid emulsion of fast viscosity of the present invention, in actual procedure, more lay particular stress on the actual convenience of letex polymerization production process and the stability of polyreaction, and take into account the requirement of the high efficiency of reaction.
Above-mentioned quickstick type neoprene modified acrylic acid emulsion can be used as a kind of emulsion sizing agent and is used alone, more as a kind of component can giving emulsion binding agent initial bonding strength fast, with the emulsion components performance complement of other performances, meet the rapid link requirement of aqueous binder product between the base materials such as fiber, foam, leather, the bonding of bonding, the building and ornament materials of automotive trim material can be widely used in, wrapping material and Furniture manufacture process bonding.
Corresponding with the object of the invention, the bonding in the present invention under so-called high humidity state, refers to the film of the emulsion binding agent containing this emulsion, and at moisture without fully volatilization (i.e. surface drying), namely emulsion glue-line has enough cohesive forces.Namely have the performance of rapid link, this performance adapts to well and meets the demand of emulsion sizing agent in quick cohesiveness, is conducive to the bonding working efficiency improving emulsion sizing agent.
The present invention has following advantage and effect relative to prior art:
(1) quickstick type neoprene modified acrylic acid emulsion of the present invention, enough cohesive forces can be produced under high hygroscopic water state, namely there is fast viscosity, effectively improve the adhesive speed of emulsion-type sizing agent, thus for improving applying glue working efficiency by a relatively large margin, there is practical significance.
(2) in method, convenient stable, reaction efficiency is had more compared with high, that monomer residue is little, product appearance is homogeneous advantage, the neoprene modified acrylic acid emulsion obtained have stable, play the advantage sticky fast, bonding force is strong, the composite request of high performance ACRYLIC EMULSION sizing agent can be met very well.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
The neoprene emulsion that following examples use to be the quality solid content commercially can conveniently purchased be 50% commodity neoprene emulsion; Acrylic monomer and other raw materials, be all reagent or industrial goods that market can normally buy.
The preparation method of quickstick type neoprene modified acrylic acid emulsion is according to following steps:
(1) methyl methacrylate, vinylbenzene, propylene cyanogen, Isooctyl acrylate monomer, hydroxyethyl methylacrylate, vinylformic acid, alkyl phenol ether OP9, sodium lauryl sulphate and water are mixed, by clarifixator emulsification, obtain monomer emulsion B;
(2) by Potassium Persulphate or Sodium Persulfate, be dissolved in water, obtain solution C;
(3) 30% of 30% and step (2) the gained solution quality of step (1) gained monomer emulsion quality is taken, with neoprene emulsion, under whipped state, add successively with backflow and constant pressure addition device normal pressure reactor in, react 30 minutes under 78 ~ 90 DEG C of constant temperature, present blue light to emulsion;
(4) drip the remainder of step (1) gained monomer emulsion, the remainder of synchronous intermittent replenish step (2) gained solution, completed at 2.5 ~ 3 hours simultaneously simultaneously, the isothermal reaction of period maintenance 78 ~ 90 DEG C; It is according at interval of supplementary interpolation in 15 ~ 20 minutes solution that described synchronous intermittent supplements;
(5), after treating that whole material adds, 80 ~ 90 DEG C are incubated 1 hour;
(6) be cooled to less than 45 DEG C, filter and package, obtain quickstick type neoprene modified acrylic acid emulsion.
The concrete material proportion of case study on implementation 1 ~ 6 and polymerization technique Parameter Conditions, comprehensively list in table 2.
Table 2 case study on implementation 1 ~ 6 material proportion and operational condition (unit: g or Kg)
Below with the concrete material proportion of embodiment in table 21, polymerization process condition and actual mechanical process, specifically describe technical characteristic of the present invention, the concrete material proportion corresponding to it and polymerization technique Parameter Conditions in table 2, its operating process and step as follows:
(1) whole materials of the B component of embodiment 1 in table 2 are taken item by item, comprise: 30g methyl methacrylate, 30g vinylbenzene, 20g vinyl cyanide, 250g Isooctyl acrylate monomer, 1g hydroxyethyl methylacrylate, 4g vinylformic acid, 1g alkyl phenol ether OP9,6g sodium lauryl sulphate and 200g water, also by clarifixator emulsification 10 minutes after mixing, obtain 542g monomer emulsion B;
(2) take whole materials of the component C of embodiment 1 in table 2 item by item, comprising: 5g Potassium Persulphate and 100g water, mix and dissolve and obtain 105g solution C.
(3) under stirring the state of starting at reactor, 30% of the monomer emulsion B quality of step (1) gained is taken respectively, meter 162.6g; 30% of the solution C quality of step (2) gained, meter 31.5g; With the all-mass number of the component A of embodiment in table 21, and add successively in reactor, be warming up to 80 DEG C, and keep isothermal reaction 30 minutes, present blue light to emulsion body;
(4) under 80 DEG C of constant temperature, the remainder of the monomer emulsion B of step (1) gained is evenly dripped, meter 379.4g; Meanwhile, by interval of the speed added for 20 minutes once, synchronously add the remainder of step (2) gained solution C, meter 73.5g; The used time that is added dropwise to complete of monomer emulsion B and solution C controlled at 3 hours, and front and back complete.
(5), after treating that whole material adds, within 1 hour, reaction is terminated in 90 DEG C of insulations.
(6) be cooled to less than 45 DEG C, filter, packaging, to terminate, gained emulsion is of the present inventionly have quickstick type neoprene modified acrylic acid emulsion, and its technical characteristic is as shown in table 3:
Table 3 embodiment 1 gained quickstick type neoprene modified acrylic acid emulsion emulsion technology feature
Other embodiment 2-6 in the present invention, case is implemented one by one one by one, and the letex polymerization operation steps taked and relevant test method, is all identical with embodiment.
Meanwhile, corresponding one by one with table 2, a kind of quickstick type neoprene modified acrylic acid emulsion obtained in case study on implementation 1-6, its technical characteristic is comprehensively listed in table 4:
The technical characteristic of table 4 case study on implementation 1-6 gained quickstick type neoprene modified acrylic acid emulsion
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | |
| Solid content (%) | 49.8 | 50.3 | 50.3 | 50.4 | 50.8 | 51.2 |
| Viscosity (mPa.s, 25 DEG C) | 108 | 120 | 110 | 118 | 112 | 110 |
| The instantaneous cementability of feel | Have | Good | Have | Excellent | Excellent | Good |
| Surface drying time (Min, 85%RH)≤ | 12 | 7 | 8 | 8 | 10 | 13 |
| Initial bonding strength (ball number), >= | 14 | 13 | 15 | 20 | 18 | 14 |
As seen from Table 4, the fast viscosity neoprene modified acrylic acid emulsion that the inventive method prepares, there is convenient, stable, efficient feature, the fast pasty emulsion of gained has the advantages that under high hygroscopic water state, produce enough cohesive forces, effectively can improve the adhesive speed of emulsion-type sizing agent, realize higher emulsion sizing agent applying glue working efficiency, be finally conducive to the requirement meeting high performance ACRYLIC EMULSION sizing agent.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from spirit of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (4)
1. a quickstick type neoprene modified acrylic acid emulsion, is characterized in that: this emulsion is prepared from by following raw material according to the mass fraction:
The quality solid content of described neoprene emulsion is 50%.
2. a kind of quickstick type neoprene modified acrylic acid emulsion according to claim 1, it is characterized in that: the quality solid content of described quickstick type neoprene modified acrylic acid emulsion is 49.8 ~ 50.2%, viscosity under 25 DEG C of conditions is 108 ~ 120, surface drying time≤13min under the condition of 85% humidity.
3. the preparation method of a kind of quickstick type neoprene modified acrylic acid emulsion according to claim 1, is characterized in that comprising following operation steps:
(1) 0 ~ 30 mass parts methyl methacrylate, 0 ~ 30 mass parts vinylbenzene, 0 ~ 30 mass parts propylene cyanogen, 250 ~ 300 mass parts Isooctyl acrylate monomers, 1 ~ 2.5 mass parts hydroxyethyl methylacrylate, 2 ~ 10 mass parts vinylformic acid, 1 ~ 6 mass parts alkyl phenol ether OP9,2 ~ 8 mass parts sodium lauryl sulphate and 200 ~ 250 mass parts water are mixed, by clarifixator emulsification, obtain monomer emulsion;
(2) by 3 ~ 8 mass parts Potassium Persulphate or Sodium Persulfates, be dissolved in 100 ~ 150 mass parts water, obtain solution;
(3) 30% of 30% and step (2) the gained solution quality of step (1) gained monomer emulsion quality is taken, with 0 ~ 20 mass parts neoprene emulsion, under whipped state, add successively with backflow and constant pressure addition device normal pressure reactor in, react 30 minutes under 78 ~ 90 DEG C of constant temperature, present blue light to emulsion;
(4) drip the remainder of step (1) gained monomer emulsion, the remainder of synchronous intermittent replenish step (2) gained solution, completed at 2.5 ~ 3 hours simultaneously simultaneously, the isothermal reaction of period maintenance 78 ~ 90 DEG C; It is according at interval of supplementary interpolation in 15 ~ 20 minutes solution that described synchronous intermittent supplements;
(5), after treating that whole material adds, 80 ~ 90 DEG C are incubated 1 hour;
(6) be cooled to less than 45 DEG C, filter and package, obtain quickstick type neoprene modified acrylic acid emulsion.
4. a kind of quickstick type neoprene modified acrylic acid emulsion according to claim 1 bonding, the wrapping material of bonding, the building and ornament materials of automotive interior material and Furniture manufacture process bonding in application.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3447102A1 (en) | 2017-08-22 | 2019-02-27 | Bostik Sa | New water-based adhesive for the bonding of cellulose based substrates |
| CN112300735A (en) * | 2020-11-06 | 2021-02-02 | 广东泰强化工实业有限公司 | Fluorosilicone acrylate emulsion-neoprene latex composite emulsion and preparation method thereof |
-
2014
- 2014-12-29 CN CN201410834893.XA patent/CN104448152A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3447102A1 (en) | 2017-08-22 | 2019-02-27 | Bostik Sa | New water-based adhesive for the bonding of cellulose based substrates |
| CN109423238A (en) * | 2017-08-22 | 2019-03-05 | 博斯蒂克股份公司 | Novel aqueous-based binder for viscose fibre element base substrate |
| CN112300735A (en) * | 2020-11-06 | 2021-02-02 | 广东泰强化工实业有限公司 | Fluorosilicone acrylate emulsion-neoprene latex composite emulsion and preparation method thereof |
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