CN108084335A - There is the composition of initiated polymerization and the method for preparing acrylamide copolymer - Google Patents
There is the composition of initiated polymerization and the method for preparing acrylamide copolymer Download PDFInfo
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- CN108084335A CN108084335A CN201611020736.0A CN201611020736A CN108084335A CN 108084335 A CN108084335 A CN 108084335A CN 201611020736 A CN201611020736 A CN 201611020736A CN 108084335 A CN108084335 A CN 108084335A
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- water
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- organic amine
- initiator
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- 239000000203 mixture Substances 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 36
- 229920006322 acrylamide copolymer Polymers 0.000 title claims abstract description 24
- 238000006116 polymerization reaction Methods 0.000 title claims abstract description 24
- 239000003999 initiator Substances 0.000 claims abstract description 51
- 239000000178 monomer Substances 0.000 claims abstract description 33
- 150000001875 compounds Chemical class 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 150000001412 amines Chemical class 0.000 claims abstract description 19
- 239000001257 hydrogen Substances 0.000 claims description 30
- 229910052739 hydrogen Inorganic materials 0.000 claims description 30
- -1 nitro, amino Chemical group 0.000 claims description 28
- 238000006243 chemical reaction Methods 0.000 claims description 22
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 21
- 229910052757 nitrogen Inorganic materials 0.000 claims description 19
- 150000002431 hydrogen Chemical class 0.000 claims description 17
- 235000013849 propane Nutrition 0.000 claims description 17
- KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical group CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 claims description 15
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 13
- 239000002253 acid Substances 0.000 claims description 12
- 125000000217 alkyl group Chemical group 0.000 claims description 10
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 10
- 125000003545 alkoxy group Chemical group 0.000 claims description 9
- 125000004414 alkyl thio group Chemical group 0.000 claims description 8
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 8
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 8
- 238000006467 substitution reaction Methods 0.000 claims description 6
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- 150000002367 halogens Chemical class 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
- RXYPXQSKLGGKOL-UHFFFAOYSA-N 1,4-dimethylpiperazine Chemical compound CN1CCN(C)CC1 RXYPXQSKLGGKOL-UHFFFAOYSA-N 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 3
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 3
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 3
- 239000012298 atmosphere Substances 0.000 claims description 3
- QDYLMAYUEZBUFO-UHFFFAOYSA-N cetalkonium chloride Chemical compound CCCCCCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1 QDYLMAYUEZBUFO-UHFFFAOYSA-N 0.000 claims description 3
- MLGWTHRHHANFCC-UHFFFAOYSA-N prop-2-en-1-amine;hydrochloride Chemical compound Cl.NCC=C MLGWTHRHHANFCC-UHFFFAOYSA-N 0.000 claims description 3
- AVQQQNCBBIEMEU-UHFFFAOYSA-N 1,1,3,3-tetramethylurea Chemical compound CN(C)C(=O)N(C)C AVQQQNCBBIEMEU-UHFFFAOYSA-N 0.000 claims description 2
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 claims description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
- 239000005977 Ethylene Substances 0.000 claims description 2
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 claims description 2
- 241000255964 Pieridae Species 0.000 claims description 2
- NJSSICCENMLTKO-HRCBOCMUSA-N [(1r,2s,4r,5r)-3-hydroxy-4-(4-methylphenyl)sulfonyloxy-6,8-dioxabicyclo[3.2.1]octan-2-yl] 4-methylbenzenesulfonate Chemical compound C1=CC(C)=CC=C1S(=O)(=O)O[C@H]1C(O)[C@@H](OS(=O)(=O)C=2C=CC(C)=CC=2)[C@@H]2OC[C@H]1O2 NJSSICCENMLTKO-HRCBOCMUSA-N 0.000 claims description 2
- 150000001408 amides Chemical class 0.000 claims description 2
- 150000004982 aromatic amines Chemical class 0.000 claims description 2
- YWFWDNVOPHGWMX-UHFFFAOYSA-N n,n-dimethyldodecan-1-amine Chemical compound CCCCCCCCCCCCN(C)C YWFWDNVOPHGWMX-UHFFFAOYSA-N 0.000 claims description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 2
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 claims description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims 1
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 claims 1
- 235000019270 ammonium chloride Nutrition 0.000 claims 1
- MTNDZQHUAFNZQY-UHFFFAOYSA-N imidazoline Chemical class C1CN=CN1 MTNDZQHUAFNZQY-UHFFFAOYSA-N 0.000 claims 1
- 125000005395 methacrylic acid group Chemical group 0.000 claims 1
- 239000001294 propane Substances 0.000 claims 1
- 230000000977 initiatory effect Effects 0.000 abstract description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 42
- 229920000642 polymer Polymers 0.000 description 26
- 239000000047 product Substances 0.000 description 26
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 23
- 239000000243 solution Substances 0.000 description 19
- 238000001035 drying Methods 0.000 description 14
- 230000007062 hydrolysis Effects 0.000 description 13
- 238000006460 hydrolysis reaction Methods 0.000 description 13
- 239000000693 micelle Substances 0.000 description 12
- 238000011056 performance test Methods 0.000 description 12
- 229920000297 Rayon Polymers 0.000 description 11
- 229920002401 polyacrylamide Polymers 0.000 description 10
- 150000007513 acids Chemical class 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 229920001577 copolymer Polymers 0.000 description 7
- 238000006392 deoxygenation reaction Methods 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 150000003926 acrylamides Chemical class 0.000 description 6
- 239000003513 alkali Substances 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 6
- 239000002585 base Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 150000007529 inorganic bases Chemical class 0.000 description 6
- 230000035484 reaction time Effects 0.000 description 6
- 238000003786 synthesis reaction Methods 0.000 description 6
- 238000004898 kneading Methods 0.000 description 5
- YRHRIQCWCFGUEQ-UHFFFAOYSA-N thioxanthen-9-one Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3SC2=C1 YRHRIQCWCFGUEQ-UHFFFAOYSA-N 0.000 description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 230000003301 hydrolyzing effect Effects 0.000 description 4
- 239000003002 pH adjusting agent Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Natural products C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000007334 copolymerization reaction Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 229940125904 compound 1 Drugs 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000019441 ethanol Nutrition 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000002329 infrared spectrum Methods 0.000 description 2
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 2
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003607 modifier Substances 0.000 description 2
- 239000003504 photosensitizing agent Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- ANHLDZMOXDYFMQ-UHFFFAOYSA-N 2-hydroxythioxanthen-9-one Chemical class C1=CC=C2C(=O)C3=CC(O)=CC=C3SC2=C1 ANHLDZMOXDYFMQ-UHFFFAOYSA-N 0.000 description 1
- XRUKRHLZDVJJSX-UHFFFAOYSA-N 4-cyanopentanoic acid Chemical class N#CC(C)CCC(O)=O XRUKRHLZDVJJSX-UHFFFAOYSA-N 0.000 description 1
- OSDWBNJEKMUWAV-UHFFFAOYSA-N Allyl chloride Chemical compound ClCC=C OSDWBNJEKMUWAV-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229920002873 Polyethylenimine Polymers 0.000 description 1
- 241000534944 Thia Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 125000003282 alkyl amino group Chemical group 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000037429 base substitution Effects 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 125000005909 ethyl alcohol group Chemical group 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- UWNADWZGEHDQAB-UHFFFAOYSA-N i-Pr2C2H4i-Pr2 Natural products CC(C)CCC(C)C UWNADWZGEHDQAB-UHFFFAOYSA-N 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001404 mediated effect Effects 0.000 description 1
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 1
- OVHHHVAVHBHXAK-UHFFFAOYSA-N n,n-diethylprop-2-enamide Chemical compound CCN(CC)C(=O)C=C OVHHHVAVHBHXAK-UHFFFAOYSA-N 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000005311 nuclear magnetism Effects 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L peroxydisulfate Chemical compound [O-]S(=O)(=O)OOS([O-])(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- 150000004885 piperazines Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010850 salt effect Methods 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 238000009818 secondary granulation Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000009671 shengli Substances 0.000 description 1
- 235000015424 sodium Nutrition 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 238000004804 winding Methods 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
- 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
- C08F220/52—Amides or imides
- C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F220/56—Acrylamide; Methacrylamide
-
- 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
- C08F2/46—Polymerisation initiated by wave energy or particle radiation
- C08F2/48—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light
-
- 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
- C08F4/00—Polymerisation catalysts
- C08F4/04—Azo-compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/588—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific polymers
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Abstract
The present invention relates to petrochemical industries, disclose a kind of method for having the function of the composition of initiated polymerization and preparing acrylamide copolymer.The composition for having the function of initiated polymerization contains organic amine and at least one Formulas I compound represented, and the two weight ratio is 1：0.0001‑10000.The invention also discloses a kind of method for preparing acrylamide copolymer, including：In the presence of initiator, monomer mixture is made to carry out polymerisation in water, initiator is provided by the composition of the present invention.By using thioxanthones compound as initiator, higher polymerisation efficiency can be obtained under relatively low initiation temperature (acrylamide copolymer viscosity average molecular weigh is higher).
Description
Technical field
The present invention relates to petrochemical industries, and in particular, to it is a kind of have the function of the composition of initiated polymerization and
The method for preparing acrylamide copolymer.
Background technology
In conventional oil reservoir oil displacement process, high molecular weight moieties hydrolyzed polyacrylamide can be realized under low concentration
The winding state of molecule interchain, Efficient Adhesive Promotion is notable, and chemical stability is preferable, and viscosity retention ratio is high, can constantly reduce water
Oily mobility ratio improves swept volume, reduces and involves the oil saturation of oil reservoir, so as to improve recovery ratio, therefore be oil field three times
Widely used one kind Polymer Used For Oil Displacement product in oil recovery.With employing for conventional oil reservoir recoverable reserves, the oil of reserves is taken over
Tibetan condition is more harsh, it is desirable that flooding polymers have higher heatproof, salt resistance and anti-shearing performance.
Therefore, it is intended that by using novel polymeric method, research novel initiation system polymerize to obtain the temperature-resistant anti-salt displacement of reservoir oil
Object.The common production technology of polyacrylamide pulvis product has acrylamide monomer homopolymerization posthydrolysis technique and acrylamide at present
Monomer and acrylic monomers copolymerization process.No matter using which kind of technique, polymerization process is mainly by acrylamide and acrylic acid etc.
Monomer is made into certain density mixed aqueous solution, the thermal initiations such as oxidized-reduction system or azo-compound or light initiation polymerization,
It is post-treated again to obtain product.The initial initiation temperature of conventional method is high, and polymerization process is not easy to grasp, and product quality is caused to be difficult to control
System, especially all there are larger fluctuations for product dissolution time and viscosity.In the light-initiated preparation POLYACRYLAMIDE FLOODING of existing correlation
In the report of agent, as CN1590421A is used by persulfate, NaHSO2·CH2O·2H2O, azo-compound and complexing agent group
Into photosensitizer, by acrylamide monomer and cationic monomer obtain copolymerization powder product；CN101353392A using photosensitizer-
Photosensitizer or common oxidation-reduction trigger system are helped, is poured in plane and is spread out and put on as flake after material is mixed, through ultraviolet light
Irradiation, obtains high molecular weight instant cation polyacrylamide；CN102321221A discloses a kind of star polyacrylamide
The preparation method of polymer using aqueous solution photopolymerization mode, triggers acrylamide using thioxanthone modified polyethyleneimine
Wait monomer copolymerizations synthesis Star Polyacrylamide.The polymer resistance to mechanical cutting performance that the above method obtains is enhanced, but work
Skill operation is relatively cumbersome, and obtains that molecular weight of product is small, and practicability has to be hoisted.
The content of the invention
The purpose of the present invention is overcome the deficiencies of the prior art and provide one kind to can be used for obtaining high gather at a lower temperature
That closes reaction efficiency has the function of the composition of initiated polymerization and the method for preparing acrylamide copolymer.
To achieve these goals, in a first aspect, there is the combination of initiated polymerization the present invention provides a kind of
Object, said composition contain organic amine and the compound described at least one first aspect, the organic amine and at least one first
The weight ratio of compound described in aspect is 1：0.0001-10000,
Wherein, R1、R2、R3And R4It is each independently hydrogen, alkyl, alkoxy, alkoxy, alkylthio group, the carboxylic of carboxyl substitution
Alkylthio group, halogen, nitro, amino, alkylamino radical, the alkylamino radical of carboxyl substitution or the group containing at least two hydroxyls of base substitution,
And R1、R2、R3And R4It is asynchronously hydrogen.
Second aspect, the present invention provides a kind of method for preparing acrylamide copolymer, this method includes：In photopolymerization
Under reaction condition, in the presence of initiator, monomer mixture is made to carry out polymerisation in water, wherein, the initiator is by
Composition described in one side provides, and the monomer mixture contains acrylamide.
By using thioxanthones compound as initiator, it can be obtained under relatively low initiation temperature and glue equal molecule
The POLYACRYLAMIDE FLOODING polymer for 2300-2700 ten thousand is measured, and obtained polymer has good temperature-resistant anti-salt and resists
Cutting performance.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Specific embodiment
The specific embodiment of the present invention is described in detail below.It is it should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The endpoint of disclosed scope and any value are not limited to the accurate scope or value herein, these scopes or
Value should be understood to comprising the value close to these scopes or value.For numberical range, between the endpoint value of each scope, respectively
It between the endpoint value of a scope and individual point value and can be individually combined with each other between point value and obtain one or more
New numberical range, these numberical ranges should be considered as specific open herein.
The composition with initiated polymerization provided by the invention contains shown in organic amine and at least one Formulas I
The weight ratio of (water solubility) thioxanthones compound, the organic amine and at least one Formulas I compound represented is 1：
0.0001-10000 is preferably 1：0.002-500, more preferably 1：0.1-10 is most preferably 1：0.1-1.
(water solubility) the thioxanthones compound that the present invention uses has the structure shown in following formula I：
Wherein, R1、R2、R3And R4It is each independently hydrogen, alkyl, alkoxy, alkoxy, alkylthio group, the carboxylic of carboxyl substitution
The group of alkylthio group, halogen, nitro, amino, alkylamino radical, the alkylamino of carboxyl substitution or hydroxyl that base substitutes, and R1、R2、R3
And R4It is asynchronously hydrogen.
In the present invention, alkyl is preferably the alkyl of C1-C4, such as methyl, ethyl, n-propyl, isopropyl, normal-butyl, Zhong Ding
Base, isobutyl group, tertiary butyl etc..
Alkoxy can be the alkoxy of C1-C4, such as methoxyl group, ethyoxyl, propoxyl group.
Alkylthio group can be the alkylthio group of C1-C4, such as methyl mercapto, ethylmercapto group, rosickyite base.
Halogen can be F, Cl, Br or I.
The general formula of alkylamino radical can be-NH-R16, wherein, R16Can be the alkyl of C1-C4, such as methyl, ethyl, positive third
Base, isopropyl, normal-butyl, sec-butyl, isobutyl group, tertiary butyl etc..
Group containing at least two (such as 2-5) hydroxyls can be the various groups (C1-C5) of hydroxyl substitution, be preferablyDeng.
Preferred embodiment according to the present invention, R1、R2、R3And R4It is each independently hydrogen, methyl ,-OCH2COOH、-
NHCH2COOH、
Most preferred embodiment according to the present invention, R1、R3And R4For hydrogen, R2For-OCH2COOH、-NHCH2COOH、
Alternatively, R1For hydrogen or-OCH2COOH, R2And R3For hydrogen, R4For hydrogen or-OCH2COOH。
In the composition of the present invention, the organic amine can be that the various common amines in this field reduce auxiliary agent, preferably feelings
Under condition, the organic amine is at least one of compound shown in Formula Il：
Wherein, R11、R12And R13It is each independently hydrogen, straight chained alkyl (C1-C5), branched alkyl (C1-C5), cycloalkyl
(C1-C6), aromatic radical (C1-C6), alkoxy (C1-C6), halogen atom, nitro, sulfydryl, amino, alkylamino radical (C1-C6), arylamine
Base (C1-C6), alkane hydroxyl (C1-C6) or R11、R12And R13In both arbitrary can be cyclized into (five yuan, hexa-atomic, seven yuan or eight yuan)
Diazacyclo, and R11、R12And R13It is asynchronously hydrogen.
It is highly preferred that R11、R12And R13From independently being hydrogen ,-CH3、-C2H5、-CH2CH2OH、-CH(OH)CH3、-
CH2CH2NH2、-CH(NH2)CH3、-C2H4N(CH3)2、-CON(CH3)2Or R11、R12And R13In both arbitrary can be cyclized into pair
Two piperazines, and R11、R12And R13It is asynchronously hydrogen.
It is further preferred that the organic amine is N, N, N ', N '-tetramethylethylenediamine, N, N- dimethylethanolamines, N,
N '-dimethyl piperazine, N, N, N ', N '-at least one of tetramethylurea and triethanolamine.
According to the present invention, in order to further improve polymerisation efficiency, the composition can also contain water-soluble azo
Series initiators.The content of water-soluble azo series initiators is not required particularly, it is preferable that the organic amine with it is described water-soluble
Property azo initiators weight ratio be 1：0.0001-10000, more preferably 1：0.002-500, further preferably 1：0.1-
10, it is most preferably 1：0.1-1.
The water-soluble azo series initiators can be the common water-soluble azo series initiators in this field, preferable case
Under, the water-soluble azo series initiators are selected from 2,2 '-azo double (2- amidine propanes) dihydrochloride, 2, double (the 2- miaows of 2 '-azo
Oxazoline propane) at least one of dihydrochloride and 4,4 '-azo double (4- cyanopentanoic acids), further preferably 2,2 '-azo
Double (2- amidine propanes) dihydrochlorides.
A preferred embodiment of the invention, the composition also contain water-soluble azo series initiators, and institute
It is 1 to state organic amine, at least one thioxanthones compound as described above, the weight ratio of water-soluble azo series initiators：
0.1-10：0.1-10, the organic amine are N, N, N ', N '-tetramethylethylenediamine, the water-soluble azo series initiators are 2,
Double (2- amidine propanes) dihydrochlorides of 2 '-azo.It can be into one as initiator using the composition in the preferred embodiment
Step improves polymerization efficiency.
According to the preferred embodiment of the present invention, the composition is made of mentioned component.Usually, combination of the invention
Each ingredient in object independently preserves, and is added separately to when in use in polymerization reaction system.
The method provided by the invention for preparing acrylamide copolymer includes：Under the conditions of photopolymerization reaction, in initiator
In the presence of, monomer mixture is made to carry out polymerisation in water, wherein, the initiator is provided by above-mentioned composition, the list
Body mixture contains acrylamide.
In the present invention, the dosage of the initiator is preferably the 0.00001-0.5 weight % of the weight of monomer mixture, more
Preferably 0.0001-0.3 weight %.
In the present invention, the dosage of acrylamide is preferably the 30-99 weight % of monomer mixture total weight.
In the present invention, the photopolymerization reaction carries out in water, when the photopolymerization reaction starts, the monomer mixture
Weight and the ratio of the total weight of water and monomer mixture there is no particular limitation, can change in a wider scope, it is excellent
In the case of choosing, when the photopolymerization reaction starts, weight and the total weight of water and monomer mixture of the monomer mixture
Ratio is 0.15-0.4：1, further preferably 0.2-0.3：1.
According to the present invention, the condition of the photopolymerization reaction can be the condition of this field routine.For example, the photopolymerization
Reaction carries out under the irradiation of inert atmosphere and ultraviolet light, and the photopolymerization reaction condition can include：The starting of polymerisation
Temperature is 0 DEG C to 50 DEG C (preferably 10 DEG C to 40 DEG C), and when the time is 2-12 small (when preferably 4-8 is small), pH value (is preferably for 4-12
5-10).The pH value can be obtained by adding in pH adjusting agent into polymerization system, and the pH adjusting agent can be that this field is normal
The various acidic ph modifiers and/or alkaline pH adjusting agent of rule, the alkaline pH adjusting agent can be inorganic base substance, such as
At least one of sodium hydroxide, potassium hydroxide and sodium carbonate are preferably sodium hydroxide；The acidic ph modifier can be salt
One or more in acid, sulfuric acid and nitric acid.
The inert atmosphere is provided by the gas not reacted with raw material and product, for example, can be conventional by this field
Nitrogen or the periodic table of elements in the offer of at least one of group 0 element gas, preferably provided by nitrogen.
The present invention is not particularly limited the irradiation condition of ultraviolet light, as long as photoinitiator can be promoted to trigger polymerization
Reaction carries out.Preferably, the power of the ultraviolet light is 10-2000W (more preferably 100-1000W).Here
The power of ultraviolet lamp used by power refers to, the present invention are not limited only to using ultraviolet lamp, and those skilled in the art should manage
Solution, as long as can generate other donors of the ultraviolet light of the same intensity of 10-2000W ultraviolet lamps such as is applied equally to this
Invention.In the case where providing ultraviolet lighting using the ultraviolet lamp of 10-2000W, it is preferable that the light source distance reaction of ultraviolet light
The distance 25-150cm of liquid.
In the present invention, the monomer mixture can also contain monomer a.Wherein, the weight ratio of monomer a and acrylamide can
Think 0.001-10:1, it is preferably 0.05-3:1.Monomer a can be the list of the various temperature-resistant anti-salt effects that can improve polymer
Body.Preferably, monomer a is selected from acrylic acid, 2- acrylamide-2-methylpro panesulfonic acids, N,N-DMAA, N, N- bis-
Ethyl acrylamide, vinyl pyrrolidone, diallyldimethylammonium chloride, styrene sulfonic acid, vinyl sulfonic acid, ethylene methacrylic
Sulfonic acid, 2- acrylamidos-dodecane sulfonic acid, 2- acrylamidos-tetradecane sulfonic acid, 2- acrylamidos-hexadecane sulfonic acid,
Dodecylallyldimethylammonium chloride, dodecyldimethylamine base allyl ammonium chloride, hexadecyldimethyl benzyl ammonium allyl chloride
Change at least one of ammonium and solution property, more preferably 2- acrylamido -2- methyl-prop sulphurs
Acid.
In the present invention, the method can also include resulting polymers after polymerisation are hydrolyzed and are dried, described
Hydrolysis allow the degree of hydrolysis of resulting polymers after polymerisation to be 10-40%.What those skilled in the art could be aware that
It is that the process of hydrolysis is included hydrolytic reagent and polymer reaction.By hydrolysis, some acrylamide structural unit is transformed into propylene
Hydrochlorate structural unit.
In the present invention, the condition of the hydrolysis is not particularly limited, under preferable case, the condition bag of the hydrolysis
It includes：Temperature is 50-110 DEG C, is preferably 70-90 DEG C；When time is 0.5-6 small, when being preferably 1-4 small.
In the present invention, the degree of hydrolysis refers to that the molal quantity of acrylates structural unit accounts for acrylamide of the invention and is total to
The percentage of the total mole number of the structural unit of polymers.The degree of hydrolysis is determined by the inventory of hydrolytic reagent of the present invention.
In the present invention, hydrolytic reagent is the various inorganic base substances that can realize above-mentioned purpose commonly used in the art, can
With the one or more in sodium hydroxide, potassium hydroxide and sodium carbonate.The dosage of the hydrolytic reagent can be according to acryloyl
The degree of hydrolysis of amine copolymer object makes appropriate choice, so that the degree of hydrolysis of acrylamide copolymer meets subject to requirement, it is excellent
The dosage of inorganic base substance is selected so that the degree of hydrolysis of acrylamide copolymer is 10-40%.
Those skilled in the art could be aware that, by adjusting the dosage of inorganic base substance, can obtain difference
The acrylamide copolymer of degree of hydrolysis.
In the present invention, the molal quantity of the inorganic base substance is equal to the molal quantity of acrylates structural unit.
According to the present invention, for the present invention to drying condition without particular/special requirement, hot-air seasoning may be employed in the drying means,
The heated-air drying temperature can be 40-120 DEG C, be preferably 70-90 DEG C；When time is 0.2-4 small, when being preferably 0.5-2 small.
In addition, the present invention method can also include the product being dried to obtain is crushed and sieved, it is described crushing and
The condition of screening can reasonably be selected according to the prior art, and details are not described herein.
In a kind of preferred embodiment of the present invention, the preparation method of the acrylamide copolymer includes following step
Suddenly：
(1) acrylamide monomer and monomer a are mixed to form comonomer aqueous solution with water, are adjusted with inorganic base substance
PH to 5-10, the initial temperature for controlling polymerisation in solution are 0 DEG C to 50 DEG C；
(2) lead to nitrogen to comonomer aqueous solution and carry out deoxygenation, the oxygen content in solution is controlled to be less than 1mg/L；
(3) under the irradiation of logical condition of nitrogen gas and ultraviolet light, initiator system is added in monomer solution, carries out photopolymerization
Reaction, obtains polymer gel；
(4) by polymer gel progress, once granulation, hydrolysis, secondary granulation, drying, crushing and screening obtain temperature-resistant anti-salt
Acrylamide copolymer product.
The present invention will be described in detail by way of examples below.
In following embodiment and comparative example, acrylamide is purchased from Bao Mo biochemical industries limited company；2- acrylamides
Base -2- methyl propane sulfonic acids are purchased from Xiamen Changtian Enterprise Co., Ltd.；Double (2- amidine propanes) dihydrochloride (2,2'- of 2,2 '-azo
Azo diisobutyl amidine dihydrochloride) it is purchased from Aldrich；Thioxanthone is purchased from Aldrich；Water-soluble thioxanthone
1 structure of class compound is shown in formula I and R1、R3、R4For hydrogen, R2ForAccording to document：Journal
Of Polymer Research, the method synthesis in 2014,21 (5468)；Water-soluble 2 structure of thioxanthones compound such as formula
Shown in I and R1、R3、R4For hydrogen, R2ForAccording to document：Journal of
Polymer Research, the method synthesis in 2014,21 (5468)；
Water-soluble 3 structure of thioxanthones compound is shown in formula I and R1、R3、R4For hydrogen, R2For-OCH2COOH, synthesis side
Method is：0.5g metallic sodiums are added in there-necked flask, 50.0mL absolute ethyl alcohols after the reaction was complete, add in 4 grams of 2- hydroxyl thioxanthonesStirring is warming up to 85 DEG C, adds in 4 grams of 2- sodium chloroacetate solutions, and reaction for 24 hours, is dripped
2mol/L hydrochloric acid aqueous isopropanol is added to adjust pH value to 4, crystal is precipitated in cold filtration, wash with ethyl alcohol and obtains product after drying,
The product is subjected to infrared spectrum characterization, in infrared spectrum, 1710cm-1There is carboxyl sign absworption peak, 1692cm in place-1Place is
Thioxanthone carbonyl absorption peak, 1080cm-1For thioether bond absworption peak, coordinate nuclear-magnetism and mass spectral results, illustrate to have obtained target production
Object；
Water-soluble 4 structure of thioxanthone compound is shown in formula I and R2And R3For hydrogen, R1And R4For-OCH2COOH, according to text
It offers：Journal of Organic Chemistry, 2013,78 (18):Method synthesis in 9161-9165；
Water-soluble 5 structure of thioxanthone compound is shown in formula I and R1、R3And R4For hydrogen, R2For-NHCH2COOH, according to text
It offers：Macromolecules, 2013,46 (9):Method synthesis in 3266-3272；
Commercial product is high molecular weight polyacrylamide (model：Japanese MO4000), molecular weight is 22,000,000；In embodiment
The test method of polymer performance is as follows：
1st, the method according to described in GB12005.8-89 measures dissolution time；
2nd, intrinsic viscosity, bonded restorations Mη, according to People's Republic of China's oil and gas industry standard
(SY/T5862-2008), using Dilution, intrinsic viscosity=H/C0, molecular weight M is calculated by formulaη=([η]/
0.000373)1.515；
3rd, the apparent viscosity of aqueous solutions of polymers is to be measured at a temperature of 95 DEG C with Brookfield viscosimeters, polymer
Solution concentration 1500mg/L, salt water salinity 30000mg/L, divalent calcium and magnesium ion 1000mg/L, shear rate 7.34s-1；
4th, polymer is measured according to Shengli Oilfiedld Subsidiary Company Of China Petrochemical Corporation company standard Q/SH10201572-2006
Filtration ratio, shear viscosity retention rate and the AM residual monomer contents of aqueous solution.
Embodiment 1
The thioxanthones compound that the present embodiment is used for illustrating using the present invention prepares acrylamide as initiator
The method of copolymer.
In polymerization bottle add in 1500 grams of acrylamides, 75 grams of 2- acrylamide-2-methylpro panesulfonic acids, 6300 grams go from
Sub- water under stirring, controls 0 DEG C of solution temperature, adds in sodium hydroxide and adjusts pH to 7.Add in 1.575 milligrams of water-soluble thias
Anthracene ketone compounds 1,1.575 milligrams of N, N, N ', N '-tetramethylethylenediamine, 1.575 milligrams of water-soluble azo initiators 2,2 '-
Double (2- amidine propanes) dihydrochlorides of azo, lead to high pure nitrogen deoxygenation 0.5h, and oxygen content in solution is controlled to be less than 1mg/L.It carries out
Photopolymerization reaction (100W ultraviolet lights), reaction time 5h obtain polymer blob of viscose.Blob of viscose is granulated into 4- by comminutor
6 millimeters of small micelle.Obtained small micelle with the kneading of 171.69 grams of sodium hydroxide grain alkali is contacted, is hydrolyzed at 90 DEG C of temperature
4h, obtains the product of 20-80 mesh after drying and crushing is sieved, and the performance test results are shown in Table 1.
Embodiment 2
The thioxanthones compound that the present embodiment is used for illustrating using the present invention prepares acrylamide as initiator
The method of copolymer.
In polymerization bottle add in 250 grams of acrylamides, 750 grams of 2- acrylamide-2-methylpro panesulfonic acids, 2333.33 grams
Deionized water under stirring, controls 40 DEG C of solution temperature, adds in sodium hydroxide and adjusts pH to 5.Add in 1000 milligrams of water solubilitys
Thioxanthones compound 1,1000 milligrams of N, N, N ', N '-tetramethylethylenediamine, 1000 milligrams of water-soluble azo initiators 2,
Double (2- amidine propanes) dihydrochlorides of 2 '-azo, lead to high pure nitrogen deoxygenation 0.5h, and oxygen content in solution is controlled to be less than 1mg/L.Into
Row photopolymerization reaction (1000W ultraviolet lights), reaction time 6h obtain polymer blob of viscose.Blob of viscose is granulated by comminutor
Into 4-6 millimeters of small micelle.Obtained small micelle is contacted with 57.08 grams of sodium hydroxide grain alkali kneadings, the water under temperature 70 C
1h is solved, the product of 20-80 mesh is obtained after drying and crushing is sieved, the performance test results are shown in Table 1.
Embodiment 3
The thioxanthones compound that the present embodiment is used for illustrating using the present invention prepares acrylamide as initiator
The method of copolymer.
In polymerization bottle add in 1000 grams of acrylamides, 500 grams of 2- acrylamide-2-methylpro panesulfonic acids, 4500 grams go
Ionized water under stirring, controls 0 DEG C of solution temperature, adds in sodium hydroxide and adjusts pH to 10.Add in 150 milligrams of water-soluble sulphur
Miscellaneous anthracene ketone compounds 1,150 milligrams of N, N, N ', N '-tetramethylethylenediamine, 150 milligrams of water-soluble azo initiators 2,2 '-idol
Double (2- amidine propanes) dihydrochlorides of nitrogen, lead to high pure nitrogen deoxygenation 0.5h, and oxygen content in solution is controlled to be less than 1mg/L.Carry out light
Polymerisation (500W ultraviolet lights), reaction time 8h obtain polymer blob of viscose.Blob of viscose is granulated into 4-6 by comminutor
The small micelle of millimeter.Obtained small micelle with the kneading of 74.16 grams of sodium hydroxide grain alkali is contacted, 2h is hydrolyzed at 85 DEG C of temperature,
The product of 20-80 mesh is obtained after drying and crushing is sieved, the performance test results are shown in Table 1.
Embodiment 4
The thioxanthones compound that the present embodiment is used for illustrating using the present invention prepares acrylamide as initiator
The method of copolymer.
In polymerization bottle add in 869.56 grams of acrylamides, 60.43 grams of 2- acrylamide-2-methylpro panesulfonic acids, 70 grams
Vinyl pyrrolidone and 4000 grams of deionized waters under stirring, control 0 DEG C of solution temperature, add in sodium hydroxide and adjust pH
To 10.Add in 50 milligrams of water-soluble thioxanthones compounds 1,50 milligrams of N, N, N ', N '-tetramethylethylenediamine, 50 milligrams of water
Soluble azo initiator 2, double (2- amidine propanes) dihydrochlorides of 2 '-azo, leads to high pure nitrogen deoxygenation 0.5h, controls oxygen in solution
Content is less than 1mg/L.Photopolymerization reaction (100W ultraviolet lights) is carried out, reaction time 8h obtains polymer blob of viscose.By blob of viscose
4-6 millimeters of small micelle is granulated by comminutor.Obtained small micelle is contacted with 74.16 grams of sodium hydroxide grain alkali kneadings,
4h is hydrolyzed at 90 DEG C of temperature, the product of 20-80 mesh is obtained after drying and crushing is sieved, the performance test results are shown in Table 1.
Embodiment 5
The thioxanthones compound that the present embodiment is used for illustrating using the present invention prepares acrylamide as initiator
The method of copolymer.
In polymerization bottle add in 869.56 grams of acrylamides, 110.43 grams of 2- acrylamide-2-methylpro panesulfonic acids, 20 grams
Hexadecyldimethyl benzyl ammonium allyl ammonium chloride and 4000 grams of deionized waters under stirring, control 0 DEG C of solution temperature, add in hydrogen
Sodium oxide molybdena adjusts pH to 7.Add in 5 milligrams of water-soluble thioxanthones compounds 1,5 milligrams of N, N, N ', N '-tetramethylethylenediamine,
5 milligrams of water-soluble azo initiators 2, double (2- amidine propanes) dihydrochlorides of 2 '-azo, lead to high pure nitrogen deoxygenation 0.5h, control
Oxygen content is less than 1mg/L in solution.Photopolymerization reaction (100W ultraviolet lights) is carried out, reaction time 8h obtains polymer latex
Block.Blob of viscose is granulated by comminutor to 4-6 millimeters of small micelle.By obtained small micelle and 130.43 grams of sodium hydroxide grain alkali
Contact is mediated, 4h is hydrolyzed at 90 DEG C of temperature, the product of 20-80 mesh, the performance test results is obtained after drying and crushing is sieved
It is shown in Table 1.
Embodiment 6
The thioxanthones compound that the present embodiment is used for illustrating using the present invention prepares acrylamide as initiator
The method of copolymer.
1000 grams of acrylamides of addition, 500 grams of 2- acrylamide-2-methylpro panesulfonic acids and 4500 grams are gone in polymerization bottle
Ionized water under stirring, controls 0 DEG C of solution temperature, adds in sodium hydroxide and adjusts pH to 10.Add in 1.5 milligrams of water-soluble sulphur
Miscellaneous anthracene ketone compounds 1,1.5 milligrams of N, N, N ', N '-tetramethylethylenediamine, 1.5 milligrams of water-soluble azo initiators 2,2 '-idol
Double (2- amidine propanes) dihydrochlorides of nitrogen, lead to high pure nitrogen deoxygenation 0.5h, and oxygen content in solution is controlled to be less than 1mg/L.Carry out light
Polymerisation (100W ultraviolet lights), reaction time 8h obtain polymer blob of viscose.Blob of viscose is granulated into 4-6 by comminutor
The small micelle of millimeter.Obtained small micelle with the kneading of 74.16 grams of sodium hydroxide grain alkali is contacted, is hydrolyzed at 85 DEG C of temperature
1.5h, obtains the product of 20-80 mesh after drying and crushing is sieved, and the performance test results are shown in Table 1.
Embodiment 7
Acrylamide copolymer is prepared in the way of embodiment 1, unlike, without using water-soluble azo initiator 2,
Double (2- amidine propanes) dihydrochlorides of 2 '-azo, the performance test results of products obtained therefrom are shown in Table 1.
Embodiment 8
Acrylamide copolymer is prepared in the way of embodiment 1, unlike, use " triethanolamine " replacement " N, N,
N ', N '-tetramethylethylenediamine ", the performance test results of products obtained therefrom are shown in Table 1.
Embodiment 9
Acrylamide copolymer is prepared in the way of embodiment 1, unlike, add in 0.315 milligram of water-soluble thia
Anthracene ketone compounds 2,1.575 milligrams of N, N, N ', N '-tetramethylethylenediamine, 0.158 milligram of water-soluble azo initiator 2,2 '-
Double (2- amidine propanes) dihydrochlorides of azo obtain the product of 20-80 mesh, performance as initiator after drying and crushing is sieved
Test result is shown in Table 1.
Embodiment 10
Acrylamide copolymer is prepared in the way of embodiment 2, unlike, add in 100 milligrams of water-soluble thioxanthenes
Ketone compounds 3,1000 milligrams of N, N, N ', N '-tetramethylethylenediamine, 500 milligrams of water-soluble azo initiators 2,2 '-azo pair
(2- amidine propanes) dihydrochloride obtains the product of 20-80 mesh, performance test knot as initiator after drying and crushing is sieved
Fruit is shown in Table 1.
Embodiment 11
Acrylamide copolymer is prepared in the way of embodiment 1, unlike, add in 0.315 milligram of water-soluble thia
Anthracene ketone compounds 4,1.575 milligrams of N, N, N ', N '-tetramethylethylenediamine, 1.575 milligrams of water-soluble azo initiators 2,2 '-
Double (2- amidine propanes) dihydrochlorides of azo obtain the product of 20-80 mesh, performance as initiator after drying and crushing is sieved
Test result is shown in Table 1.
Embodiment 12
Acrylamide copolymer is prepared in the way of embodiment 1, unlike, add in 100 milligrams of water-soluble thioxanthenes
Ketone compounds 5,500 milligrams of N, N, N ', N '-tetramethylethylenediamine, 100 milligrams of water-soluble azo initiators 2,2 '-azo pair
(2- amidine propanes) dihydrochloride obtains the product of 20-80 mesh, performance test knot as initiator after drying and crushing is sieved
Fruit is shown in Table 1.
Comparative example 1
Acrylamide copolymer is prepared in the way of embodiment 1, unlike, " thioxanthone " is used to replace water-soluble
Thioxanthones compound 1, the performance test results of products obtained therefrom are shown in Table 1.
Comparative example 2
Acrylamide copolymer is prepared in the way of embodiment 1, unlike, " 2- hydroxyls thioxanthone " is used to replace
Water-soluble thioxanthones compound 1, the performance test results of products obtained therefrom are shown in Table 1.
Table 1
Can be seen that from the result shown in table 1 can be relatively low using thioxanthones compound as initiator component
At a temperature of obtain the higher acrylamide copolymer of molecular weight, polymerization efficiency is high.Moreover, modulation of the present invention triggers system and polymerization
The species and dosage of monomer can realize that the molecular weight of Heat Resistant and Salt Tolerant Polymer is adjusted between 2350-2640 ten thousand.With commercially available height
Molecular weight polyacrylamide is compared, and the temperature-tolerant anti-salt polyacrylamide that the present invention obtains has larger viscosity advantage.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail, within the scope of the technical concept of the present invention, a variety of simple variants can be carried out to technical scheme, this
A little simple variants all belong to the scope of protection of the present invention.
It is further to note that the specific technical features described in the above specific embodiments, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (14)
1. a kind of have the function of the composition of initiated polymerization, which is characterized in that said composition contains organic amine and at least one
The weight ratio of kind Formulas I compound represented, the organic amine and at least one Formulas I compound represented is 1：0.0001-
10000, it is preferably 1：0.002-500,
Wherein, R1、R2、R3And R4Alkoxy, alkylthio group, carboxyl that hydrogen, alkyl, alkoxy, carboxyl substitute is each independently to take
Alkylthio group, halogen, nitro, amino, alkylamino radical, the alkylamino radical of carboxyl substitution or the group containing at least two hydroxyls in generation, and R1、
R2、R3And R4It is asynchronously hydrogen.
2. composition according to claim 1, wherein, R1、R2、R3And R4Be each independently hydrogen, methyl ,-
OCH2COOH ,-NHCH2COOH、
3. composition according to claim 1, wherein, R1、R3And R4For hydrogen, R2For-OCH2COOH ,-NHCH2COOH、
Alternatively, R1For hydrogen or-OCH2COOH, R2And R3For hydrogen, R4For hydrogen or-OCH2COOH。
4. according to the composition described in any one in claim 1-3, wherein, the organic amine is compound shown in Formula Il
At least one of：
Wherein, R11、R12And R13It is former to be each independently hydrogen, straight chained alkyl, branched alkyl, cycloalkyl, aromatic radical, alkoxy, halogen
Son, nitro, sulfydryl, amino, alkylamino radical, aryl amine, alkane hydroxyl or R11、R12And R13In it is both arbitrary be cyclized into diazacyclo, and
R11、R12And R13It is asynchronously hydrogen；
Alternatively, R11、R12And R13From independently being hydrogen ,-CH3、-C2H5、-CH2CH2OH、-CH(OH)CH3、-CH2CH2NH2、-CH
(NH2)CH3、-C2H4N(CH3)2、-CON(CH3)2Or R11、R12And R13In both arbitrary be cyclized into piperazidine, and R11、R12
And R13It is asynchronously hydrogen.
5. composition according to claim 1, wherein, the organic amine is N, N, N ', N '-tetramethylethylenediamine, N, N-
Dimethylethanolamine, N, N '-dimethyl piperazine, N, N, N ', N '-at least one of tetramethylurea and triethanolamine.
6. composition according to claim 1, wherein, the composition also contains water-soluble azo series initiators.
7. composition according to claim 6, wherein, the weight of the organic amine and the water-soluble azo series initiators
Than for 1：0.0001-10000 is preferably 1：0.002-500.
8. the composition according to claim 6 or 7, wherein, the water-soluble azo series initiators are selected from 2, and 2 '-azo is double
Double (the 2- imidazolines propane) dihydrochlorides of (2- amidine propanes) dihydrochloride, 2,2 '-azo and double (the 4- cyano penta of 4,4 '-azo
At least one of acid).
9. composition according to claim 1, wherein, the composition also contains water-soluble azo series initiators, and institute
It is 1 to state organic amine, at least one Formulas I compound represented, the weight ratio of water-soluble azo series initiators：0.1-10：0.1-10,
The organic amine is N, N, N ', N '-tetramethylethylenediamine, the water-soluble azo series initiators are 2, double (the 2- amidino groups of 2 '-azo
Propane) dihydrochloride.
A kind of 10. method for preparing acrylamide copolymer, which is characterized in that this method includes：Under the conditions of photopolymerization reaction,
In the presence of initiator, monomer mixture is made to carry out polymerisation in water, wherein, the initiator is by claim 1-9
Composition described in any one provides, and the monomer mixture contains acrylamide.
11. according to the method described in claim 10, wherein, the dosage of the initiator is the weight of monomer mixture
0.00001-0.5 weight % are preferably 0.0001-0.3 weight %.
12. according to the method described in claim 10, wherein, when the photopolymerization reaction starts, the weight of the monomer mixture
Amount is 0.15-0.4 with the ratio of water and the total weight of monomer mixture：1, it is preferably 0.2-0.3：1.
13. according to the method described in claim 10, wherein, the photopolymerization reaction is under the irradiation of inert atmosphere and ultraviolet light
It carries out, the photopolymerization reaction condition includes：The initial temperature of polymerisation is 0 DEG C to 50 DEG C, when the time is 2-12 small, pH value
For 4-12.
14. according to the method described in any one in claim 10-13, wherein, the monomer mixture also contains monomer a,
The weight ratio of monomer a and acrylamide is 0.001-10:1；Monomer a is selected from acrylic acid, 2- acrylamido -2- methyl-prop sulphurs
Acid, N, N- dimethacrylamide, N, N- acrylamides, vinyl pyrrolidone, diallyldimethylammonium chloride,
Styrene sulfonic acid, vinyl sulfonic acid, ethylene methacrylic sulfonic acid, 2- acrylamidos-dodecane sulfonic acid, the 2- acrylamidos-tetradecane
Sulfonic acid, 2- acrylamidos-hexadecane sulfonic acid, dodecylallyldimethylammonium chloride, dodecyldimethylamine base pi-allyl
At least one of ammonium chloride, hexadecyldimethyl benzyl ammonium allyl ammonium chloride and solution property.
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| CN112079813A (en) * | 2020-08-18 | 2020-12-15 | 新丰博兴聚合材料有限公司 | UV LED photoinitiator and preparation method thereof |
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