WO2000061641A1 - Procede de production de polymere vinylique possedant un groupe fonctionnel au niveau de son extremite, et un tel polymere - Google Patents
Procede de production de polymere vinylique possedant un groupe fonctionnel au niveau de son extremite, et un tel polymere Download PDFInfo
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- WO2000061641A1 WO2000061641A1 PCT/JP2000/002386 JP0002386W WO0061641A1 WO 2000061641 A1 WO2000061641 A1 WO 2000061641A1 JP 0002386 W JP0002386 W JP 0002386W WO 0061641 A1 WO0061641 A1 WO 0061641A1
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/18—Introducing halogen atoms or halogen-containing groups
- C08F8/20—Halogenation
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- C08F8/00—Chemical modification by after-treatment
- C08F8/18—Introducing halogen atoms or halogen-containing groups
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F112/00—Homopolymers 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
- C08F112/02—Monomers containing only one unsaturated aliphatic radical
- C08F112/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F112/06—Hydrocarbons
- C08F112/08—Styrene
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- C08F112/00—Homopolymers 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
- C08F112/02—Monomers containing only one unsaturated aliphatic radical
- C08F112/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F112/06—Hydrocarbons
- C08F112/12—Monomers containing a branched unsaturated aliphatic radical or a ring substituted by an alkyl radical
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F118/00—Homopolymers 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 acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
- C08F118/02—Esters of monocarboxylic acids
- C08F118/04—Vinyl esters
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F120/00—Homopolymers 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
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/04—Acids; Metal salts or ammonium salts thereof
- C08F120/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F120/00—Homopolymers 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
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/10—Esters
- C08F120/12—Esters of monohydric alcohols or phenols
- C08F120/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F120/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F120/00—Homopolymers 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
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/42—Nitriles
- C08F120/44—Acrylonitrile
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F120/00—Homopolymers 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
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/52—Amides or imides
- C08F120/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F120/56—Acrylamide; Methacrylamide
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- C—CHEMISTRY; METALLURGY
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
Definitions
- the present invention relates to a method for producing a vinyl polymer having a functional group at a terminal, and a vinyl polymer having a functional group at a terminal produced by using the above-described production method.
- the polymer having a functional group introduced into the terminal can be cross-linked by itself or by combining another polymer having a functional group at the terminal or in the molecule with an appropriate curing agent. It is known that it can be a functional material having excellent heat resistance, water resistance, durability, compatibility and the like. In addition, when the polymer has functional groups at all terminals, chain elongation due to cross-linking between the terminals occurs efficiently, so that a linear or net-like high molecular weight polymer can be formed, and the elongation and tensile strength are excellent. A resin is obtained.
- Polymers with a functional group introduced at the end include, for example, resins such as polyester resin, polyurethane resin, and polycarbonate resin, paints, adhesives, adhesives, sealing agents, urethane foams, gel coating agents, thermoplastic elastomers, and molding. It is very useful as a reactive raw material for materials, resin modifiers, vibration damping materials, elastic wall materials, flooring materials, textile materials, UV / EV cured resins, high solid paints, etc. It is also useful as various resin additives and raw materials.
- resins such as polyester resin, polyurethane resin, and polycarbonate resin
- paints adhesives, adhesives, sealing agents, urethane foams, gel coating agents, thermoplastic elastomers, and molding. It is very useful as a reactive raw material for materials, resin modifiers, vibration damping materials, elastic wall materials, flooring materials, textile materials, UV / EV cured resins, high solid paints, etc. It is also useful as various resin additives and raw materials.
- polymers having a functional group at the end many synthetic examples of rubber-based polymers have been reported to date, and urethane adhesives having functional groups at both ends of the polyether main chain have been reported. It is used as a raw material for adhesives and sealants, and as a modifier for epoxy adhesives.
- polyester resins such as polyethylene terephthalate and polyproprolatatone are also used in many applications.
- resins other than these especially for vinyl monomers having a polar group, a method for producing a vinyl polymer having a functional group at a terminal has not yet been put to practical use.
- a polymer of a highly polar vinyl monomer with a functional group introduced into such a terminal is manufactured.
- Japanese Patent Application Laid-Open No. 5-254515 discloses an alkenyl group-containing disulfide as a chain transfer agent and a (meth) acryl polymer having alkenyl groups at both ends. A method of synthesis is disclosed.
- Japanese Patent Application Laid-Open No. Hei 5-262808 discloses that an acryl polymer having a hydroxyl group at both ends is synthesized using a disulfide having a hydroxyl group, and further utilizing the hydroxyl group at the end. Discloses a method of synthesizing a (meth) acrylic polymer having an alkenyl group.
- Japanese Patent Application Laid-Open No. 4-501883 discloses a method of producing a polymer having a terminal by using living anion polymerization. Also disclosed are a method for synthesizing a poly (meth) acrylate having a hydroxyl group, and a method for synthesizing a (meth) acrylic macromonomer.
- the termination reaction and the chain transfer reaction cannot be controlled unless the conditions are water-free or at low temperatures, and the reaction does not proceed in a living manner. There was a problem of lack of sex.
- Japanese Patent Application Laid-Open No. Hei 9-272714 discloses that an organic halogen compound or a sulfonyl bromide compound is used as an initiator, and the same amount of the initiator as a group 8 to 11 group transition is used.
- a method for producing a (meth) acrylic polymer having an alkenyl group at a terminal using a metal complex as a catalyst is disclosed.
- the transition metal complex has a high affinity for oxygen, unless it is a completely inert system, it loses its catalytic activity and the polymerization does not proceed. Therefore, it was not practical for manufacturing. Summary of the Invention
- an object of the present invention is to provide a production method capable of easily and practically producing a polymer of a vinyl monomer having a functional group at a terminal.
- Another object of the present invention is to provide a butyl polymer having a functional group at a terminal useful as a raw material for producing various functional materials.
- a first aspect of the present invention provides a step of performing a radical polymerization reaction of a butyl monomer in the presence of a halogen compound to synthesize a vinyl polymer having a halogen atom at a terminal, and a terminal of the vinyl polymer.
- a functional group is introduced into the terminal by substituting the halogen atom with a group having a functional group, wherein the halogen compound has a structure in which the halogen atom is bonded to a carbon atom bonded to an aromatic ring.
- the radical polymerization reaction is carried out by light irradiation, light irradiation in the presence of a 14 to 16 group metal compound, or heating by heating in the presence of a 14 to 16 group metal compound. This is a method for producing a vinyl polymer having a functional group.
- the second present invention comprises a step of performing a radical polymerization reaction of a vinyl-based monomer in the presence of an iodine compound to synthesize a vinyl-based polymer having an iodine atom at a terminal, and the above-mentioned vinyl-based polymer Replacing the iodine atom at the end with a group having a functional group to introduce a functional group at the end, wherein the iodine compound has the iodine atom bonded to a carbon atom bonded to an aromatic ring.
- the radical polymerization reaction is a method for producing a vinyl polymer having a functional group at the end, which is carried out by heating or heating in the presence of a radical polymerization initiator.
- a third invention is a vinyl polymer produced by using the production method of the first invention or the second invention, having a number average molecular weight of 500 to 50,000, and a terminal functional group.
- This is a bullet polymer having a functional group at the terminal with a group introduction rate of 90% or more.
- a vinyl-based monomer is subjected to a radical polymerization reaction in the presence of a halogen compound to synthesize a vinyl-based polymer having a halogen atom at a terminal.
- the butyl monomer used in the first invention is not particularly limited, and examples thereof include (meth) acrylic acid, (meth) acrylate, styrene derivatives, (meth) acrylonitrile, and (meth) acrylic acid.
- Acrylic amides, halogenated burs, butyl esters, (meth) acrolein, maleic acid derivatives, fumaric acid derivatives and the like can be mentioned.
- (meth) acrylic acid esters, styrene derivatives, (meth) acrylonitrile, and bier esters are preferable. Of these, (meth) acrylic acid esters, styrene derivatives, and (meth) acrylonitrile are more preferred.
- These vinyl monomers may be used alone or in combination of two or more.
- the above (meth) acrylate is not particularly limited, and examples thereof include (meth) methyl acrylate, (meth) ethyl acrylate, (meth) acrylic acid mono-n-propyl, (meth) isopropyl acrylate, and (meth) 1) n-butyl acrylate, isobutyl (meth) acrylate, tert-butyl (meth) acrylate, pentyl (meth) acrylate, n-hexyl (meth) acrylate, (meth) atalylic acid Isohexyl, n-octyl (meth) acrylate, iso-octyl (meth) acrylate, 2-ethylhexyl (meth) acrylate, nonyl (meth) acrylate, decyl (meth) acrylate, ( (Meth) dodecyl acrylate, phenyl (meth) acrylate,
- the styrene derivative is not particularly restricted but includes, for example, monomethylstyrene, ⁇ -methoxystyrene, p-phenoxystyrene, p-t-butoxystyrene, m-methoxystyrene, o-methoxystyrene, —Methynolestyrene, p-phenylenolestyrene, p-chloromethylenstyrene, p-t-butynolestyrene, m-methylstyrene, p-trimethylsiloxystyrene, o-chlorostyrene and the like.
- butyl ester is not particularly limited, and examples thereof include vinyl acetate, vinyl formate, butyl propionate, butyl butyrate, butyl n-caproate, butyl isocaproate, butyl octanoate, laurate laurate, butyl palmitate, and stearyl.
- the form of the copolymer obtained by using two or more of the above-mentioned Bier monomers is not particularly limited, and examples thereof include a random copolymer and a block copolymer.
- the production method is not particularly limited. For example, in the case of producing a block copolymer, a method in which a monomer is sequentially added to a system when one kind of monomer is consumed. Manufactured by
- the halogen compound used in the first production method of the present invention has a structure in which a halogen atom is bonded to a carbon atom bonded to an aromatic ring.
- the halogen compound having the above structure has a halogen atom bonded to a carbon atom to which an aromatic ring serving as an electron-donating group is bonded, radical dissociation of a carbon-halogen bond easily occurs.
- the ⁇ -electrons of the aromatic ring stabilize the radicals, so the generated carbon radicals have a high degree of selective chain transfer to vinyl monomers and control the reaction. Becomes easier. Therefore, by using a halogen compound having the above structure, a bullet-based polymer having a halogen atom at a terminal can be easily obtained.
- the halogen compound has a structure in which a halogen atom is further bonded to a carbon atom directly bonded to an aromatic ring.
- a halogen atom for example, an iodine atom, a chlorine atom, a bromine atom and the like are preferable.
- the aromatic ring is not particularly limited, and examples thereof include a benzene ring, a naphthalene ring, and an anthracene ring.
- One or more substituents may be introduced into the aromatic ring as needed.
- the substituent is not particularly limited as long as it does not inhibit a radical polymerization reaction, and examples thereof include an alkyl group, an alkoxy group, an amino group, a hydroxyl group, a halogen group, a carbonyl group, a carboxyl group, and a mercapto group. . These places The substituent may be introduced alone, or two or more kinds may be introduced.
- one or two substituents may be bonded to the halogen atom and the carbon atom to which the aromatic ring is bonded, if necessary.
- the substituent is not particularly limited as long as it does not inhibit a radical polymerization reaction, and examples thereof include an alkyl group, an alkoxy group, an amino group, a hydroxyl group, a carbonyl group, a carboxyl group, and a mercapto group. .
- One of these substituents may be bonded, or two or more thereof may be bonded.
- halogen compounds include, for example, eodomethylbenzene, eodomethinolenaphthalene, 1,3-bis (eodomethinole) benzene, 1,4-bis (eodomethinole) benzene, 1,3,5 —Tris (n-methinole) benzene, dipheninole jord methane, 4,4,1-bis (n-methine ⁇ ) bipheninole, bis (4-methodmethylphenyl) methane, 4,4,1-bis (Eodomethyl) dipheninoleatenole, 1,5-bis (Eodomethinole) naphthalene, 2,6-bis (Eodomethyl) naphthalene, 2,4,6,8-tetrakis (Eodomethyl) naphthalene, 2,6- Bis (odomethinole) anthracene, 9,10-bis (odomethyl) an
- iodine compounds are preferred because of their high reactivity, and chlorine compounds are preferred because they are readily available.
- These halogen compounds may be used alone or in combination of two or more.
- a halogen compound having one halogen atom in the molecule is preferable in that a linear polymer having a functional group at only one terminal is obtained, and functional groups are present at both terminals.
- a halogen compound having two halogen atoms in a molecule is preferable.
- a compound having three or more halogen atoms in a molecule is preferable.
- halogen compound used in the production method of the first present invention a halogen compound having two or more halogen atoms in a molecule is preferable, and a halogen compound having two halogen atoms in a molecule is more preferable.
- the above-mentioned halogen compound having two halogen atoms in the molecule can polymerize a polymer having halogen atoms added to both ends of the molecule, and has a functional group at both ends by substituting the polymer with a functional group.
- a linear polymer can be obtained, and by using this as a main raw material, it is possible to efficiently increase the molecular weight by chain extension.
- all of the halogen atoms in the molecule may be the same or different, but react depending on the type of the halogen atom. It is preferable that all are the same from the viewpoint of easy control of the reactivity because the reactivity is different.
- the above-mentioned vinyl monomer is subjected to radical polymerization in the presence of the above-mentioned halogen compound.
- the radical polymerization reaction is performed by light irradiation, light irradiation in the presence of a 14 to 16 group metal compound, or in the presence of a 14 to 16 group metal compound. It is performed by heating.
- the method using light irradiation is preferable. Irradiation with light makes it easier for the carbon-halogen bond to be selectively dissociated by radicals, so that side reactions in the polymerization hardly occur.
- the light source used for the light irradiation is not particularly limited as long as a bond other than a carbon-halogen bond, for example, a carbon-carbon bond or a carbon-hydrogen bond in the main chain is not broken. Instead, the selection may be made in consideration of the activation range of carbon-halogen.
- the light source include a high-pressure mercury lamp, a low-pressure mercury lamp, an ultra-high-pressure mercury lamp, a xenon-mercury lamp, an excimer laser, a xenon lamp, and the like.
- the irradiation intensity of the light source is preferably a force determined within a range that does not adversely affect the synthesis of the polymer, 0.01 to: L 0 jZ cm 2 . If the irradiation intensity is less than 0.01 JZ cm 2 , the polymerization reaction may be delayed because it does not effectively act on the carbon-halogen bond. 1 0 if j Z c exceeds rn 2, it may be impossible to control the reaction because the irradiation intensity is too strong.
- a photosensitizer such as an azo compound, a peroxide, a carbonyl compound, a sulfur compound, a dye, a metal compound, a radical polymerization initiator, or the like may be added as necessary. . These may be used alone or in combination of two or more.
- the first present invention when performing the radical polymerization reaction by light irradiation as described above, it is preferable to perform light irradiation in the presence of a 14 to 16 group metal compound.
- the use of the above-mentioned metal compounds belonging to groups 14 to 16 further facilitates radical dissociation of carbon-halogen and increases the polymerization rate, thereby shortening the polymerization time and improving the degree of polymerization.
- the metal compounds of groups 14 to 16 also act as catalysts for chemically converting a halogen atom at the polymerization end into a functional group, which will be described later, a new catalyst is required for the chemical conversion of the functional group. There is no need to add.
- the metal compounds of the 14th to 16th groups compounds of tin, lead, antimony, bismuth, tellurium, and polonium are preferable.
- the halogen compound is an iodine compound, a compound such as tin or bismuth is preferable, and the halogen compound is chlorine. In the case of a compound, a compound such as bismuth is preferable.
- the metal compounds of the above-mentioned groups 14 to 16 are not particularly limited, and may be inorganic metal compounds or organic metal compounds.
- the amount of the metal compound belonging to the group 14 to 16 depends on the type of the metal compound, but is preferably 0.001 to 10 mol per 1 mol of the metal compound.
- the amount of the metal compound belonging to the group 14 to 16 is less than 0.001 mol per 1 mol of the halogen compound, a sufficient catalytic effect may not be obtained. If it exceeds 10 mol, it may be difficult to remove the metal compound during purification. More preferably, the amount is 0.05 to 1 mol per 1 mol of the halogen compound.
- the radical polymerization reaction is carried out by heating in the presence of a metal compound belonging to the group 14-14.
- the radical polymerization reaction may not easily progress only by heating. Force The heating rate is increased by using a metal compound belonging to the above-mentioned group 14 to 16 to increase the polymerization rate.
- a radical polymerization initiator or the like may be used in combination.
- the amount of the metal compound belonging to the group 14 to 16 is the same as the amount used in the method by light irradiation described above. preferable.
- a specific method for synthesizing the vinyl polymer having a halogen atom at a terminal by the radical polymerization is not particularly limited, and a conventionally known polymerization method can be used.
- a bulk polymerization method, a solution polymerization method, or the like can be used.
- polymerization solvents include, for example, ester solvents such as ethyl acetate, propyl acetate, and butyl acetate; ketone solvents such as methinolethynoleketone and cyclohexanone; and benzene, to / leene, and xylene.
- Ester solvents such as ethyl acetate, propyl acetate, and butyl acetate
- ketone solvents such as methinolethynoleketone and cyclohexanone
- benzene to / leene, and xylene.
- Aromatic solvents cellosolve solvents such as methyl sorb and ethyl sorb; dimethylformamide, dimethyl sulfoxide and the like.
- the reaction temperature for synthesizing the vinyl polymer having a halogen atom at the terminal is not particularly limited, and a general reaction temperature may be appropriately selected according to the type of the vinyl monomer used. Good.
- a functional group is added to a terminal by substituting the halogen atom at the terminal of the above-mentioned bullet polymer with a group having a functional group.
- the functional group introduced to the terminal of the vinyl polymer is not particularly limited as long as it is not released over time, and examples thereof include a hydroxyl group, an amino group, a carboxy group, an epoxy group, a butyl group, and a silyl group. Groups, ethyl groups, mercapto groups, oxazoline groups, maleimide groups, azlactone groups and the like.
- the functional group introduced into the terminal is preferably at least one functional group selected from the group consisting of a hydroxyl group, an amino group, a carboxyl group, a butyl group and a silyl group.
- the silyl group is a hydrosilyl group, a hydroxysilyl group, an alkoxysilyl group. And a hydroxyl group.
- the method for introducing a functional group into the terminal of the vinyl polymer is not particularly limited, and a conventionally known chemical reaction can be used as long as the method does not deteriorate the resin.
- the compound (terminal treating agent) used for introducing a functional group into the terminal of the vinyl polymer is not particularly limited, and a conventionally known compound can be used.
- Examples of the method of introducing a functional group into the terminal of the above-mentioned vinyl polymer include: introduction of a hydroxyl group by direct substitution of terminal halogen using sodium hydroxide or the like; , Glycine, p-aminostyrene, 3-aminopropyltriethoxysilane, etc.
- the second present invention comprises a step of performing a radical polymerization reaction of a vinyl-based monomer in the presence of an iodine compound to synthesize a vinyl-based polymer having an iodine atom at a terminal, and the above-mentioned vinyl-based polymer A functional group is introduced into the terminal by substituting the terminal iodine atom with a group having a functional group, wherein the iodine compound has a structure in which the iodine atom is bonded to a carbon atom bonded to an aromatic ring.
- the radical polymerization reaction is a method for producing a vinyl polymer having a functional group at a terminal end, which is carried out by heating or heating in the presence of a radical polymerization initiator.
- Examples of the iodine compound used in the production method of the second present invention include the same compounds as the iodine compound used in the first present invention.
- an iodine compound having two or more iodine atoms in a molecule is preferable, and two iodine compounds in a molecule are preferable.
- An iodine compound having an iodine atom is more preferable.
- the above-mentioned iodine compound having two iodine atoms in the molecule can polymerize a polymer in which iodine atoms are added to both ends of the molecule, and by substituting the polymer with a functional group, a functional group can be obtained at both ends.
- a linear polymer having a group can be obtained, and by using this as a main raw material, it is possible to efficiently increase the molecular weight by chain extension.
- the radical polymerization reaction can be performed only by heating.
- a radical polymerization initiator when a radical polymerization reaction is performed by heating, it is preferable to further use a radical polymerization initiator.
- the use of the radical polymerization initiator increases the polymerization rate, thereby shortening the polymerization time and improving the degree of polymerization.
- a compound that generates a radical by heat, light, radiation, a redox chemical reaction, or the like can be used.
- radical polymerization initiators are not particularly limited, and include, for example, dialkyl peroxides such as peroxycarbonate, ketone peroxide, peroxyketal, hide mouth peroxide, lauroyl peroxide, benzoyl peroxide, and disilver.
- dialkyl peroxides such as peroxycarbonate, ketone peroxide, peroxyketal, hide mouth peroxide, lauroyl peroxide, benzoyl peroxide, and disilver.
- Organic peroxides such as oxides and peroxyesters; 2,2, -azobisisobutyronitrile, 2,2'-azobis (2-methylbutyronitrinole), 2,2, -azobis (2 Azo compounds such as dimethyl 2,4'-dimethyl azobisisobutyrate; inorganic peroxides such as potassium persulfate and ammonium persulfate; hydrogen peroxide-ferrous oxide, benzoyl peroxide Redox initiators such as methylaniline-based and cerium (IV) salt-alcohol-based It is.
- radical polymerization initiators may be appropriately selected according to polymerization conditions such as a polymerization temperature. Further, they may be used alone or in combination of two or more.
- the amount of the radical polymerization initiator is not particularly limited as long as it can initiate polymerization, but is preferably from 0.02 to 20 mol per 1 mol of the iodine compound. If the amount is less than 0.02 mol, the polymerization reaction rate may be low and the polymerization rate may be low. If it exceeds 20 moles, it will be difficult to control the polymerization reaction There is. More preferably, it is 0.05 to 10 mol per 1 mol of the iodine compound.
- a bullet polymer having a terminal functional group can be easily and practically produced. be able to.
- the third aspect of the present invention is a vinyl polymer having a functional group at a terminal produced by the production method of the first or second aspect of the present invention.
- the vinyl polymer having a functional group at the terminal according to the third aspect of the present invention has a number average molecular weight of 500 to 50,000, and a terminal functional group introduction rate of 90% or more.
- a number average molecular weight is less than 50,000, a large amount of a crosslinking agent is required for use as a raw material of a functional material, which is not practical.
- the number average molecular weight exceeds 50,000, when used as a raw material for a functional material, the crosslinking reactivity is reduced, and desired properties cannot be imparted to the manufactured functional material.
- the terminal functional group introduction rate is less than 90%
- a vinyl polymer having a functional group at the terminal is used as a raw material for producing a functional material, a sufficient cross-linking reaction does not occur, and the product is produced. In some cases, the desired properties cannot be imparted to the functional material.
- the terminal functional group introduction rate refers to the number of functional groups actually introduced at the terminal of the vinyl polymer obtained by the production method of the first or second present invention, It is a percentage of the number of functional groups introduced relative to the theoretical value.
- the number of functional groups actually introduced into the terminal of the vinyl polymer can be calculated using a conventionally known measuring method.
- Such vinyl polymers having a functional group at the end include adhesives, adhesives, sealing materials, foam materials, paints, powder paints, thermoplastic elastomers, film materials, molding materials, resin modifiers, It is suitably used as a raw material for producing functional materials such as coating agents, vibration damping materials, semiconductor encapsulants, water blocking agents, and artificial marble.
- functional materials such as coating agents, vibration damping materials, semiconductor encapsulants, water blocking agents, and artificial marble.
- the monomers and halogen compounds described in Tables 1 and 2 were weighed in a 50 OmL-closed-type thermostatic polymerization apparatus, and the inside of the vessel was purged with nitrogen by publishing. Subsequently, stirring was performed at 100 rpm while flowing nitrogen gas, and the inside of the polymerization vessel was maintained at 150 ° C. 16 hours after the start of the reaction, the polymerization was stopped, 5 mL of the reaction solution was collected, precisely weighed, and dried at 120 ° C. After drying, the weight of the residue was precisely weighed, and the degree of polymerization was calculated.
- the monomers, the radical polymerization initiator, the solvent A, and the halogen compound described in Tables 1 and 2 were weighed into a 500 mL separable flask having a volume of 500 mL, and a four-separable cover, a stirring blade, After attaching a three-way cock, a cooling pipe, and a temperature probe, the inside of the vessel was purged with nitrogen by bubbling. Subsequently, the mixture was stirred at 100 rpm while flowing nitrogen gas, and the polymerization was carried out while maintaining the inside of the polymerization vessel at 80 ° C. Six hours after the start of the reaction, the polymerization was stopped, 5 mL of the reaction solution was collected, precisely weighed, and dried at 120 ° C.
- the monomers, halogen compounds and metal compounds described in Tables 1 and 2 were weighed into a 500 mL one-volume closed-type polymerization apparatus, and the inside of the vessel was purged with nitrogen by publishing. Subsequently, the mixture was stirred at 100 rpm while flowing nitrogen gas, and the polymerization was carried out while maintaining the inside of the polymerization vessel at 150 ° C. Eight hours after the start of the reaction, the polymerization was stopped, 5 mL of the reaction solution was collected, precisely weighed, and dried at 120 ° C. After drying, the weight of the residue was refined, and the degree of polymerization was calculated.
- the 1,2-ethylhexyl acrylate, the halogen compound and the metal compound shown in Table 1 were taken in a 50 OmL-volume closed-type polymerization apparatus, and the inside of the vessel was purged with nitrogen by publishing. Subsequently, the mixture was stirred at 100 rpm while flowing nitrogen gas, and the inside of the polymerization vessel was maintained at 150 ° C. to perform polymerization. Eight hours after the start of the reaction, methyl methacrylate shown in Table 1, which had been subjected to nitrogen replacement by nitrogen bubbling in advance, was added. After 4 hours, the polymerization was stopped, 5 mL of the reaction solution was collected, precisely weighed, and dried at 120 ° C.
- the monomers, halogen compounds and metal compounds listed in Tables 1 and 2 are weighed into a 50-mL L-separable flask, and the four-separable cover, stirring blade, three-way cock, cooling tube After attaching the temperature probe, the inside of the container was purged with nitrogen by publishing. Subsequently, the mixture was stirred at 100 rpm while flowing nitrogen gas, and the inside of the polymerization vessel was stirred at 65 rpm. C, and polymerization was performed by light irradiation using a high-pressure mercury lamp (HLR IO OT-1, manufactured by SEN Light) as a light source.
- HLR IO OT-1 high-pressure mercury lamp
- the acrylate-2-ethylhexyl, halogen compound and metal compound described in Table 1 were weighed into a 50 OmL—separable flask, After attaching the stirring blade, three-way cock, cooling pipe, and temperature probe, the inside of the vessel was purged with nitrogen by bubbling. Subsequently, the mixture was stirred at 100 rpm while flowing nitrogen gas, the polymerization vessel ⁇ was maintained at 65 ° C, and a high-pressure mercury lamp (HLR 100 T-1, SEN L
- Tables 1 and 2 represent the number of copies.
- the symbols indicating the monomers are as follows.
- BCMB 1,4-bis (chloromethinole) benzene
- DTF A 1,3-Dichlorotetrafluoroacetone
- the resulting polymer was subjected to gel permeation using tetrahydrofuran as eluent.
- the number average molecular weight, weight average molecular weight and molecular weight distribution (ratio of weight average molecular weight MW to number average molecular weight MN MWZMN) of the polymer were measured with a column chromatography (column: KF-80MX2, manufactured by Showa Denko KK). It was calculated from the calibration curve obtained from the product.
- the obtained number average molecular weight and molecular weight distribution (MW / MN) are shown in Tables 3 and 4. Terminal functional group introduction rate measurement
- the following titration operation was performed according to the type of each terminal group, and the amount of terminal functional group introduced was calculated.
- the terminal functional group introduction rate is expressed as a percentage of the amount of terminal groups to be ideally introduced, using the amount of terminal functional groups obtained by the following titration method and the number average molecular weight obtained by gel permeation column chromatography. ing. Tables 3 and 4 show the obtained terminal functional group introduction rates. Terminal hydroxyl group number determination
- radical polymerization is carried out in the presence of the halogen compound having the above-mentioned specific structure.
- a polymer having a halogen atom can be synthesized.
- the reaction proceeds in a living manner and a side reaction is unlikely to occur, so that a functional group can be easily introduced into the terminal, and there is no problem with reaction conditions such as water-free conditions. It can be manufactured practically.
- the above radical polymerization is carried out, by using a metal compound belonging to the group 14 to 16, the reaction time of the vinyl polymer can be shortened and the degree of polymerization can be improved.
- the vinyl polymer having a functional group at the terminal of the third invention has a number average molecular weight within a specific range, and chain elongation due to cross-linking between the terminals occurs efficiently.
- An extended polymer can be formed, and a cured product excellent in elongation and tensile strength, and excellent in heat resistance, water resistance, durability and the like can be obtained.
- the third aspect of the present invention is a bullet-based polymer having a functional group at a terminal, which is useful as a raw material for producing various functional materials.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00915495A EP1243599A4 (en) | 1999-04-12 | 2000-04-12 | PROCESS FOR PRODUCING VINYL POLYMER HAVING A FUNCTIONAL GROUP AT ITS END, AND SUCH A POLYMER |
KR1020017013037A KR20010110747A (ko) | 1999-04-12 | 2000-04-12 | 말단에 작용기를 갖는 비닐계 중합체의 제조방법 및말단에 작용기를 갖는 비닐계 중합체 |
US10/019,055 US6693142B1 (en) | 1999-04-12 | 2000-04-12 | Process for producing vinyl polymer having functional group at end and vinyl polymer having functional group at end |
CA002377907A CA2377907A1 (en) | 1999-04-12 | 2000-04-12 | Process for producing vinyl polymer having functional group at end and vinyl polymer having functional group at end |
US10/697,013 US7030171B2 (en) | 1999-04-12 | 2003-10-31 | Process for producing vinyl polymer having functional group at end and vinyl polymer having functional group at end |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11/104378 | 1999-04-12 | ||
JP10437899 | 1999-04-12 | ||
JP11/140041 | 1999-05-20 | ||
JP14004199 | 1999-05-20 | ||
JP18016499 | 1999-06-25 | ||
JP11/180164 | 1999-06-25 |
Related Child Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10019055 A-371-Of-International | 2000-04-12 | ||
US10/019,055 A-371-Of-International US6693142B1 (en) | 1999-04-12 | 2000-04-12 | Process for producing vinyl polymer having functional group at end and vinyl polymer having functional group at end |
US10/697,013 Division US7030171B2 (en) | 1999-04-12 | 2003-10-31 | Process for producing vinyl polymer having functional group at end and vinyl polymer having functional group at end |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000061641A1 true WO2000061641A1 (fr) | 2000-10-19 |
Family
ID=27310212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/002386 WO2000061641A1 (fr) | 1999-04-12 | 2000-04-12 | Procede de production de polymere vinylique possedant un groupe fonctionnel au niveau de son extremite, et un tel polymere |
Country Status (7)
Country | Link |
---|---|
US (2) | US6693142B1 (ja) |
EP (1) | EP1243599A4 (ja) |
KR (1) | KR20010110747A (ja) |
CN (2) | CN1137907C (ja) |
CA (1) | CA2377907A1 (ja) |
TW (1) | TW527369B (ja) |
WO (1) | WO2000061641A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2003022892A (ja) * | 2001-07-06 | 2003-01-24 | Semiconductor Energy Lab Co Ltd | 発光装置の製造方法 |
US20100222446A1 (en) * | 2005-12-28 | 2010-09-02 | Kaneka Corporation | Curable composition for both photoradical curing and thermal radical curing |
JP2011178888A (ja) * | 2010-03-01 | 2011-09-15 | Nitto Denko Corp | 熱硬化性シリコーン樹脂用組成物 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06298816A (ja) * | 1993-03-22 | 1994-10-25 | Geon Co | ポリビニルハリドの擬リビングラジカル重合法およびそれによる樹脂並びに連鎖移動剤の製法 |
US5807937A (en) * | 1995-11-15 | 1998-09-15 | Carnegie Mellon University | Processes based on atom (or group) transfer radical polymerization and novel (co) polymers having useful structures and properties |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5345018A (en) * | 1993-03-22 | 1994-09-06 | The Geon Company | Method for preparing 1-chloro-1-iodoethane |
EP0845479B1 (en) * | 1996-11-28 | 2004-07-14 | Kaneka Corporation | Method for producing a hydroxyl-terminated (meth)acrylic polymer, the said polymer |
US6653429B1 (en) * | 1998-01-06 | 2003-11-25 | Kaneka Corporation | Process for producing polymer, the polymer, and curable composition comprising the polymer |
-
2000
- 2000-04-12 KR KR1020017013037A patent/KR20010110747A/ko not_active Application Discontinuation
- 2000-04-12 CA CA002377907A patent/CA2377907A1/en not_active Abandoned
- 2000-04-12 EP EP00915495A patent/EP1243599A4/en not_active Withdrawn
- 2000-04-12 CN CNB008061599A patent/CN1137907C/zh not_active Expired - Fee Related
- 2000-04-12 US US10/019,055 patent/US6693142B1/en not_active Expired - Fee Related
- 2000-04-12 CN CNB031486495A patent/CN1219799C/zh not_active Expired - Fee Related
- 2000-04-12 TW TW089106769A patent/TW527369B/zh not_active IP Right Cessation
- 2000-04-12 WO PCT/JP2000/002386 patent/WO2000061641A1/ja not_active Application Discontinuation
-
2003
- 2003-10-31 US US10/697,013 patent/US7030171B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06298816A (ja) * | 1993-03-22 | 1994-10-25 | Geon Co | ポリビニルハリドの擬リビングラジカル重合法およびそれによる樹脂並びに連鎖移動剤の製法 |
US5807937A (en) * | 1995-11-15 | 1998-09-15 | Carnegie Mellon University | Processes based on atom (or group) transfer radical polymerization and novel (co) polymers having useful structures and properties |
Non-Patent Citations (1)
Title |
---|
See also references of EP1243599A4 * |
Also Published As
Publication number | Publication date |
---|---|
CA2377907A1 (en) | 2000-10-19 |
CN1495201A (zh) | 2004-05-12 |
EP1243599A1 (en) | 2002-09-25 |
US20040092619A1 (en) | 2004-05-13 |
CN1137907C (zh) | 2004-02-11 |
TW527369B (en) | 2003-04-11 |
US6693142B1 (en) | 2004-02-17 |
KR20010110747A (ko) | 2001-12-13 |
CN1219799C (zh) | 2005-09-21 |
EP1243599A4 (en) | 2004-06-16 |
CN1346374A (zh) | 2002-04-24 |
US7030171B2 (en) | 2006-04-18 |
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