CN112759693A - Single-component emulsion suitable for coating surface of PP (polypropylene) artificial synthetic paper and synthetic method thereof - Google Patents
Single-component emulsion suitable for coating surface of PP (polypropylene) artificial synthetic paper and synthetic method thereof Download PDFInfo
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- CN112759693A CN112759693A CN202011546337.4A CN202011546337A CN112759693A CN 112759693 A CN112759693 A CN 112759693A CN 202011546337 A CN202011546337 A CN 202011546337A CN 112759693 A CN112759693 A CN 112759693A
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- 239000000839 emulsion Substances 0.000 title claims abstract description 57
- 238000000576 coating method Methods 0.000 title claims abstract description 38
- 239000011248 coating agent Substances 0.000 title claims abstract description 35
- -1 polypropylene Polymers 0.000 title claims description 16
- 239000004743 Polypropylene Substances 0.000 title description 23
- 229920001155 polypropylene Polymers 0.000 title description 4
- 238000010189 synthetic method Methods 0.000 title description 3
- 238000006243 chemical reaction Methods 0.000 claims abstract description 33
- 239000000178 monomer Substances 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000001035 drying Methods 0.000 claims abstract description 8
- 238000004132 cross linking Methods 0.000 claims abstract description 7
- 230000001804 emulsifying effect Effects 0.000 claims abstract description 4
- OMNKZBIFPJNNIO-UHFFFAOYSA-N n-(2-methyl-4-oxopentan-2-yl)prop-2-enamide Chemical compound CC(=O)CC(C)(C)NC(=O)C=C OMNKZBIFPJNNIO-UHFFFAOYSA-N 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 15
- CUVLMZNMSPJDON-UHFFFAOYSA-N 1-(1-butoxypropan-2-yloxy)propan-2-ol Chemical compound CCCCOCC(C)OCC(C)O CUVLMZNMSPJDON-UHFFFAOYSA-N 0.000 claims description 14
- IBVAQQYNSHJXBV-UHFFFAOYSA-N adipic acid dihydrazide Chemical compound NNC(=O)CCCCC(=O)NN IBVAQQYNSHJXBV-UHFFFAOYSA-N 0.000 claims description 14
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 12
- IBDVWXAVKPRHCU-UHFFFAOYSA-N 2-(2-methylprop-2-enoyloxy)ethyl 3-oxobutanoate Chemical compound CC(=O)CC(=O)OCCOC(=O)C(C)=C IBDVWXAVKPRHCU-UHFFFAOYSA-N 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000008367 deionised water Substances 0.000 claims description 10
- 229910021641 deionized water Inorganic materials 0.000 claims description 10
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 claims description 10
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 8
- 239000000853 adhesive Substances 0.000 claims description 8
- 230000001070 adhesive effect Effects 0.000 claims description 8
- 239000003431 cross linking reagent Substances 0.000 claims description 8
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
- 239000003995 emulsifying agent Substances 0.000 claims description 6
- XWGJFPHUCFXLBL-UHFFFAOYSA-M rongalite Chemical compound [Na+].OCS([O-])=O XWGJFPHUCFXLBL-UHFFFAOYSA-M 0.000 claims description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 5
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 5
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 5
- 238000007720 emulsion polymerization reaction Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000003999 initiator Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 230000002194 synthesizing effect Effects 0.000 claims description 5
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 claims description 4
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 4
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 claims description 3
- 239000012752 auxiliary agent Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 2
- 239000004816 latex Substances 0.000 abstract description 5
- 229920000126 latex Polymers 0.000 abstract description 5
- 239000002245 particle Substances 0.000 abstract description 5
- 238000006116 polymerization reaction Methods 0.000 abstract description 5
- 238000001308 synthesis method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 13
- 239000010408 film Substances 0.000 description 8
- 239000012874 anionic emulsifier Substances 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000012875 nonionic emulsifier Substances 0.000 description 4
- 238000004945 emulsification Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229940051841 polyoxyethylene ether Drugs 0.000 description 2
- 229920000056 polyoxyethylene ether Polymers 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- 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
- C08F2/30—Emulsion polymerisation with the aid of emulsifying agents non-ionic
-
- 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
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
-
- 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
-
- 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
- C08F220/1808—C8-(meth)acrylate, e.g. isooctyl (meth)acrylate or 2-ethylhexyl (meth)acrylate
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/10—Coatings without pigments
- D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
- D21H19/20—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/10—Coatings without pigments
- D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
- D21H19/20—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H19/22—Polyalkenes, e.g. polystyrene
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
The invention relates to a single-component emulsion suitable for coating the surface of PP synthetic paper and a synthesis method thereof, which is characterized in that when 60-1% of pre-emulsified monomers remain at the rear section of a polymerization process, special monomers are added into a pre-emulsifying kettle in a dropwise adding manner to participate in polymerization reaction, so that the use efficiency of the special monomers is improved, and in the drying and film forming process, because of the rear section addition, the situation that the special monomers are wrapped inside latex particles by other monomers is greatly reduced, the efficiency of the special monomers participating in crosslinking reaction at the film forming stage is improved, the use amount of the special monomers is reduced, and the same effect of more special monomers is achieved.
Description
Technical Field
The invention relates to the technical field of film coating, in particular to a single-component emulsion suitable for coating the surface of PP (polypropylene) synthetic paper and a synthesis method thereof.
Background
Along with the development of society, the digital development of commodity circulation, express delivery, logistics and the uniqueness and traceability of each commodity, the requirements of uniqueness, rapidness, convenience in use and the like of each commodity label are promoted, the PP artificial synthetic paper label has various advantages of economy, water resistance, no breakage in tearing, alcohol wiping resistance, moisture resistance, rapidness in use and the like due to the fact that the PP artificial synthetic paper label is produced, the PP artificial synthetic paper label is rapidly developed in recent years and gradually replaces part of paper, and the PP artificial synthetic paper has the most key technology that a coating coated on the surface has various paper-like properties, so that various harsh requirements are provided for surface coating emulsion.
In the prior art, some domestic companies adopt a two-step coating method, namely, a layer of primer with good adhesive force is coated on the surface of a thin film of the PP synthetic paper in advance for the first time, and after drying, a layer of functional coating is coated on the primer so as to realize the purpose of replacing paper with the film.
Aiming at the fact that the one-step coating technology of the PP artificial synthetic paper is still blank in China, the one-step coating technology is urgently needed to replace the existing two-step coating method, the production efficiency can be greatly improved, and the energy consumption and the cost can be greatly reduced on the premise of ensuring the adhesive force. Under the conditions that the code printing label industry is rapidly developed and the supply of products is not in demand, the production efficiency is greatly improved, and the method is undoubtedly a major breakthrough.
Disclosure of Invention
The invention aims to solve the technical problem of improving the emulsion adhesive force of acrylic emulsion when coating on the surface of PP synthetic paper, and provides a single-component emulsion formula for high-adhesive-force coating and a synthesis method thereof.
The invention is realized by the following technical scheme:
the invention provides a single-component emulsion suitable for coating the surface of PP (polypropylene) artificial synthetic paper, which comprises the following components in percentage by weight:
the invention adopts special monomers: diacetone acrylamide and adipic dihydrazide, a special monomer generates a crosslinking reaction in the emulsion drying process, and partial reaction groups and functional groups on the surface of the film generate a chemical reaction in the crosslinking reaction process, so that the single-component acrylic emulsion disclosed by the invention generates adhesive force on the surface of the artificial pp film. The diacetone acrylamide and the adipic dihydrazide adopt a special polymerization process, and after emulsion drying and crosslinking are finished, the emulsion has excellent alcohol scratch resistance.
Preferably, one or more of styrene or methyl methacrylate is used as the hard monomer.
Preferably, the soft monomer is one or more of 2-ethylhexyl acrylate, butyl acrylate and the like.
Preferably, the crosslinking agent adopts one or more of diacetone acrylamide and acetoacetoxyethyl methacrylate.
Preferably, the membrane auxiliary agent adopts one or more of dipropylene glycol butyl ether, methyl ether and ethyl ether. The invention uses the dipropylene glycol butyl ether and the alcohol ester twelve as film forming additives, the boiling point of the dipropylene glycol butyl ether is 222-232 ℃, the dipropylene glycol butyl ether can permeate into acrylic emulsion latex particles due to the special molecular structure after being added into the acrylic emulsion, and in the coating drying process, the acrylic emulsion coating is effectively assisted to form a film due to the special chemical structure and the boiling point, so that high-speed coating is possible (300 meters per minute and above), and the low-cost alcohol ester twelve is added in a proper proportion, so that the production efficiency and the yield are greatly improved.
Preferably, diacetone acrylamide and adipic dihydrazide produce a crosslinking reaction during the drying of the emulsion, resulting in adhesion.
The invention also provides a synthetic method of the single-component emulsion suitable for coating the surface of the PP synthetic paper, which is characterized by comprising the following steps: the acrylic emulsion polymerization process comprises the following process steps:
s1 adding 1-5% of deionized water, 1-3% of emulsifier and monomers except cross-linking agent, adipic dihydrazide, film assistant and alcohol ester into a pre-emulsifying kettle, quickly stirring for 10-30 minutes, and taking out 1-10% of seed pre-emulsion for later use;
adding deionized water into an S2 reaction kettle, heating to 82 ℃, adding the S1 seed pre-emulsion, and simultaneously adding 1-5% of ammonium persulfate as an initiator, and finishing the reaction within 30 minutes;
s3, beginning to drip the residual pre-emulsion in the pre-emulsion kettle, wherein the dripping time is controlled to be 2-5 hours, and the reaction temperature is kept at 78-85 ℃;
s4, stopping dripping when the pre-emulsion is dripped to the residual 60-1 percent, adding the cross-linking agent, stirring for 1-20 minutes, continuing dripping, controlling the reaction temperature at 78-85 ℃, and preserving the heat for 30-120 minutes after the dripping is finished;
s5, cooling to 65-75 ℃, adding 1% -3% of tert-butyl hydroperoxide in the reaction kettle in a dropwise manner, and stirring for 5-30 minutes;
s6, 0.1-3% of sodium formaldehyde sulfoxylate is dripped, the dripping is carried out for 5-30 minutes, and the heat preservation is carried out for 5-60 minutes after the dripping is finished;
s7 is cooled to below 50 ℃, 0.2 to 3 percent of ammonia water, 0.5 to 5 percent of adipic dihydrazide, 0.5 to 5 percent of dipropylene glycol butyl ether and 0.5 to 5 percent of alcohol ester are added in sequence, stirred for 5 to 30 minutes, filtered by a 200-mesh filter screen and discharged.
The special monomer adding process comprises the following steps: the residual (60-1)% of the pre-emulsified monomers at the later stage of the polymerization process are added into a pre-emulsifying kettle to be dripped into the polymerization reaction, so that the use efficiency of the special monomers is improved, and in the drying and film-forming process, the situation that the special monomers are wrapped inside latex particles by other monomers is greatly reduced due to the addition at the later stage, the efficiency of the special monomers participating in the crosslinking reaction at the film-forming stage is improved, the use amount of the special monomers is reduced, and the same effect of more special monomers is achieved.
The invention has the beneficial effects that: the novel single-component acrylic emulsion is used, the PP synthetic paper coating production process is changed, namely, a one-time coating technology is adopted, the production efficiency is improved, the energy consumption is saved, and the production cost is reduced; under the basis that not only satisfied various operation requirements, can guarantee the adhesive force again, do not fall the powder, toast equipment only needs one set, increased substantially production efficiency, reduced the energy consumption, practice thrift the cost, at the quick development of sign indicating number label trade, under the condition that the product supply is short of requisites, machine boot speed promotes by a wide margin, the promotion by a wide margin of production efficiency, the purchase production facility fund of having practiced thrift undoubtedly for the low reaches mill has made the rapid development, manpower and materials all reduce correspondingly, increased substantially production efficiency, practice thrift the cost, the yield greatly improves, huge economic benefits has been created.
The anionic emulsifier is used in combination with the nonionic emulsifier, the anionic emulsifier improves the mechanical stability of latex particles, the nonionic emulsifier improves the electrolyte stability of the latex particles, the anionic emulsifier adopts ammonium salt and sodium salt containing fatty alcohol-polyoxyethylene ether, the nonionic emulsifier adopts (9-40) EO number fatty alcohol-polyoxyethylene ether emulsifier, the ratio of the usage amount of the effective content of the nonionic emulsifier to the usage amount of the effective content of the anionic emulsifier is (1-2), the production stability and the calcium ion stability of the acrylic emulsion are greatly improved, the batch stable production is possible, and the use requirements of downstream customers are met.
Detailed Description
The technical solutions of the present invention are further described below with reference to examples, which are believed to be clear to those skilled in the art.
Example one
The one-component emulsion suitable for coating the surface of the PP synthetic paper comprises the following components in percentage by weight:
in this embodiment, a method for synthesizing a single-component emulsion suitable for coating the surface of PP synthetic paper adopts an acrylic emulsion polymerization process, and includes the following process steps:
s1 adding deionized water 1.5%, emulsifier 1%, and monomers except diacetone acrylamide, acetoacetoxyethyl methacrylate, adipic dihydrazide, dipropylene glycol butyl ether, and alcohol ester twelve, stirring rapidly for 10 min, taking out 1% of the seed pre-emulsion for use,
adding deionized water into an S2 reaction kettle, heating to 82 ℃, adding the seed pre-emulsion, adding an initiator 2% of ammonium persulfate, finishing the reaction within 30 minutes,
s3, dropwise adding the residual pre-emulsion in the pre-emulsification kettle, controlling the dropwise adding time to be 2 hours, keeping the reaction temperature at 78 ℃,
s4, stopping dripping when the residual 60-1 percent of the pre-emulsion is dripped, adding diacetone acrylamide and acetoacetoxyethyl methacrylate, stirring for 2 minutes, continuing dripping, controlling the reaction temperature at 78 ℃, preserving the heat for 30 minutes after the dripping is finished,
s5, cooling to 65 ℃, dropwise adding 1% of tert-butyl hydroperoxide in the reaction kettle, stirring for 5 minutes,
s6, 0.1 percent of sodium formaldehyde sulfoxylate is dripped for 5 minutes, the temperature is kept for 10 minutes after the dripping is finished,
s7 is cooled to below 50 ℃, 0.2 percent of ammonia water, 0.5 percent of adipic dihydrazide, 1 percent of dipropylene glycol butyl ether and twelve 5 percent of alcohol ester are added in sequence, stirred for 10 minutes, filtered by a 200-mesh filter screen and discharged.
Example two
The one-component emulsion suitable for coating the surface of the PP synthetic paper comprises the following components in percentage by weight:
in this embodiment, a method for synthesizing a single-component emulsion suitable for coating the surface of PP synthetic paper adopts an acrylic emulsion polymerization process, and includes the following process steps:
s1 adding deionized water 2.5%, emulsifier 2%, and monomers except diacetone acrylamide, acetoacetoxyethyl methacrylate, adipic dihydrazide, dipropylene glycol butyl ether, and alcohol ester twelve, stirring rapidly for 20 min, taking out 5% of the seed pre-emulsion for use,
adding deionized water into an S2 reaction kettle, heating to 82 ℃, adding the seed pre-emulsion, adding an initiator 2% of ammonium persulfate, finishing the reaction within 30 minutes,
s3, dropwise adding the residual pre-emulsion in the pre-emulsification kettle, controlling the dropwise adding time to be 3 hours, keeping the reaction temperature at 80 ℃,
s4, stopping dripping when the residual 60-1 percent of the pre-emulsion is dripped, adding diacetone acrylamide and acetoacetoxyethyl methacrylate, stirring for 10 minutes, continuing dripping, controlling the reaction temperature at 80 ℃, preserving the heat for 60 minutes after the dripping is finished,
s5 is cooled to 70 ℃, 1.5 percent of tert-butyl hydroperoxide is added into the reaction kettle in a dropwise manner, after stirring for 15 minutes,
s6, 2 percent of sodium formaldehyde sulfoxylate is dripped into the mixture for 10 minutes, the temperature is kept for 25 minutes after the dripping is finished,
s7 is cooled to below 50 ℃, 0.5 percent of ammonia water, 0.5 percent of adipic dihydrazide, 1 percent of dipropylene glycol butyl ether and twelve 2 percent of alcohol ester are added in sequence, stirred for 20 minutes, filtered by a 200-mesh filter screen and discharged.
EXAMPLE III
The one-component emulsion suitable for coating the surface of the PP synthetic paper comprises the following components in percentage by weight:
in this embodiment, a method for synthesizing a single-component emulsion suitable for coating the surface of PP synthetic paper adopts an acrylic emulsion polymerization process, and includes the following process steps:
s1 adding deionized water 5%, emulsifier 2.5%, and monomers except diacetone acrylamide, acetoacetoxyethyl methacrylate, adipic dihydrazide, dipropylene glycol butyl ether, and alcohol ester twelve, stirring rapidly for 30 min, taking out 10% of the seed pre-emulsion for use,
adding deionized water into an S2 reaction kettle, heating to 82 ℃, adding the seed pre-emulsion, adding 1% of ammonium persulfate initiator, finishing the reaction within 30 minutes,
s3, dropwise adding the residual pre-emulsion in the pre-emulsification kettle, controlling the dropwise adding time to be 5 hours, keeping the reaction temperature at 85 ℃,
s4, stopping dripping when the residual 60-1 percent of the pre-emulsion is dripped, adding diacetone acrylamide and acetoacetoxyethyl methacrylate, stirring for 20 minutes, continuing dripping, controlling the reaction temperature at 85 ℃, preserving the heat for 120 minutes after the dripping is finished,
s5, cooling to 75 ℃, dropwise adding 1% of tert-butyl hydroperoxide in the reaction kettle, stirring for 30 minutes,
s6 dropwise adding the rongalite 3 percent, dropwise adding the rongalite 30 minutes, preserving the heat for 60 minutes after the dropwise adding is finished,
s7 is cooled to below 50 ℃, 1 percent of ammonia water, 0.5 percent of adipic dihydrazide, 0.5 percent of dipropylene glycol butyl ether and 0.5 percent of alcohol ester are added in sequence, stirred for 30 minutes, filtered by a 200-mesh filter screen and discharged.
Example four
In the above embodiments I to III
Styrene, a hard monomer, may be replaced by methyl methacrylate or a mixture of styrene and methyl methacrylate.
The soft monomer, 2-ethylhexyl acrylate, may be replaced by butyl acrylate or a mixture of butyl acrylate and 2-ethylhexyl acrylate.
Diacetone acrylamide as the crosslinking agent may be replaced with acetoacetoxyethyl methacrylate or a mixture of diacetone acrylamide and acetoacetoxyethyl methacrylate.
The dipropylene glycol butyl ether of the first film auxiliary agent can be replaced by methyl ether or ethyl ether.
EXAMPLE five
The invention adopts one-time coating, the first time coats an adhesive force coating on the surface of the pp film, and the coating is dried. Meanwhile, the requirements of adhesive force and functional coatings are met, only one set of baking equipment is needed, energy consumption is greatly reduced, the starting speed of the machine is greatly increased, manpower and material resources are correspondingly reduced, production efficiency is greatly improved, cost is saved, the rate of finished products is greatly improved, and huge economic benefits are created.
Claims (8)
1. The single-component emulsion suitable for coating the surface of the PP synthetic paper is characterized by comprising the following components in percentage by weight:
2. the one-component emulsion suitable for surface coating of PP synthetic paper as claimed in claim 1, wherein: one or more of styrene or methyl methacrylate is adopted as the hard monomer.
3. The one-component emulsion suitable for surface coating of PP synthetic paper as claimed in claim 1, wherein: the soft monomer is one or more of 2-ethylhexyl acrylate, butyl acrylate and other soft monomers.
4. The one-component emulsion suitable for surface coating of PP synthetic paper as claimed in claim 1, wherein: the cross-linking agent is one or more of diacetone acrylamide and acetoacetoxyethyl methacrylate.
5. The one-component emulsion suitable for surface coating of PP synthetic paper as claimed in claim 1, wherein: the first film auxiliary agent adopts one or more of dipropylene glycol butyl ether, methyl ether and ethyl ether.
6. The one-component emulsion suitable for surface coating of PP synthetic paper as claimed in claim 1, wherein: the diacetone acrylamide and the adipic dihydrazide generate a crosslinking reaction in the drying process of the emulsion to generate adhesive force.
7. The method for synthesizing the one-component emulsion suitable for coating the surface of the PP synthetic paper, which is disclosed by claim 1, is characterized by comprising the following steps of: the acrylic emulsion polymerization process comprises the following process steps:
s1 adding 1-5% of deionized water, 1-3% of emulsifier and monomers except cross-linking agent, adipic dihydrazide, film assistant and alcohol ester into a pre-emulsifying kettle, quickly stirring for 10-30 minutes, and taking out 1-10% of seed pre-emulsion for later use;
adding deionized water into an S2 reaction kettle, heating to 82 ℃, adding the S1 seed pre-emulsion, and simultaneously adding 1-5% of ammonium persulfate as an initiator, and finishing the reaction within 30 minutes;
s3, beginning to drip the residual pre-emulsion in the pre-emulsion kettle, wherein the dripping time is controlled to be 2-5 hours, and the reaction temperature is kept at 78-85 ℃;
s4, stopping dripping when the pre-emulsion is dripped to the residual 60-1 percent, adding the cross-linking agent, stirring for 1-20 minutes, continuing dripping, controlling the reaction temperature at 78-85 ℃, and preserving the heat for 30-120 minutes after the dripping is finished;
s5, cooling to 65-75 ℃, adding 1% -3% of tert-butyl hydroperoxide in the reaction kettle in a dropwise manner, and stirring for 5-30 minutes;
s6, 0.1-3% of sodium formaldehyde sulfoxylate is dripped, the dripping is carried out for 5-30 minutes, and the heat preservation is carried out for 5-60 minutes after the dripping is finished;
s7 is cooled to below 50 ℃, 0.2 to 3 percent of ammonia water, 0.5 to 5 percent of adipic dihydrazide, 0.5 to 5 percent of dipropylene glycol butyl ether and 0.5 to 5 percent of alcohol ester are added in sequence, stirred for 5 to 30 minutes, filtered by a 200-mesh filter screen and discharged.
8. The method for synthesizing the one-component emulsion suitable for coating the surface of the PP synthetic paper as claimed in claim 7, wherein the method comprises the following steps: the cross-linking agent is a mixture of diacetone acrylamide and acetoacetoxyethyl methacrylate.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113372500A (en) * | 2021-07-21 | 2021-09-10 | 海南赛诺实业有限公司 | Functional acrylic emulsion and preparation method thereof, wear-resistant acrylic coating film and acrylic coating BOPP film |
| CN117924576A (en) * | 2024-01-29 | 2024-04-26 | 上海长宣化工有限公司 | High-temperature-resistant composite emulsion and preparation method and application thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101220563A (en) * | 2007-11-22 | 2008-07-16 | 复旦大学 | Environment protection type pigment resin printing adhesive agent capable of self crosslinking at low-temperature, and preparation thereof |
| CN102060954A (en) * | 2010-11-23 | 2011-05-18 | 广州慧谷化学有限公司 | Acrylic emulsion as well as preparation method and application thereof |
| CN104177939A (en) * | 2014-09-05 | 2014-12-03 | 上海展辰涂料有限公司 | Room-temperature self-crosslinking wood lacquer emulsion and preparation method thereof |
| CN105555896A (en) * | 2013-09-26 | 2016-05-04 | 株式会社Lg化学 | Adhesive composition for a polypropylene film and method for preparing same |
| CN106117407A (en) * | 2016-07-28 | 2016-11-16 | 上海维凯光电新材料有限公司 | Ambient self cross-linkable acrylic emulsion and preparation method thereof |
| CN107266626A (en) * | 2017-06-08 | 2017-10-20 | 北京化工大学 | A kind of multiple self-crosslinking core-shell type emulsion of room temperature and its preparation method and application |
-
2020
- 2020-12-24 CN CN202011546337.4A patent/CN112759693A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101220563A (en) * | 2007-11-22 | 2008-07-16 | 复旦大学 | Environment protection type pigment resin printing adhesive agent capable of self crosslinking at low-temperature, and preparation thereof |
| CN102060954A (en) * | 2010-11-23 | 2011-05-18 | 广州慧谷化学有限公司 | Acrylic emulsion as well as preparation method and application thereof |
| CN105555896A (en) * | 2013-09-26 | 2016-05-04 | 株式会社Lg化学 | Adhesive composition for a polypropylene film and method for preparing same |
| CN104177939A (en) * | 2014-09-05 | 2014-12-03 | 上海展辰涂料有限公司 | Room-temperature self-crosslinking wood lacquer emulsion and preparation method thereof |
| CN106117407A (en) * | 2016-07-28 | 2016-11-16 | 上海维凯光电新材料有限公司 | Ambient self cross-linkable acrylic emulsion and preparation method thereof |
| CN107266626A (en) * | 2017-06-08 | 2017-10-20 | 北京化工大学 | A kind of multiple self-crosslinking core-shell type emulsion of room temperature and its preparation method and application |
Non-Patent Citations (1)
| Title |
|---|
| 杨成德等: "《涂料开发与试验》", 28 February 2015, 科学技术文献出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113372500A (en) * | 2021-07-21 | 2021-09-10 | 海南赛诺实业有限公司 | Functional acrylic emulsion and preparation method thereof, wear-resistant acrylic coating film and acrylic coating BOPP film |
| CN117924576A (en) * | 2024-01-29 | 2024-04-26 | 上海长宣化工有限公司 | High-temperature-resistant composite emulsion and preparation method and application thereof |
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