NL8204908A - Blokcopolymeren op basis van pivalolacton en werkwijze voor hun bereiding. - Google Patents
Blokcopolymeren op basis van pivalolacton en werkwijze voor hun bereiding. Download PDFInfo
- Publication number
- NL8204908A NL8204908A NL8204908A NL8204908A NL8204908A NL 8204908 A NL8204908 A NL 8204908A NL 8204908 A NL8204908 A NL 8204908A NL 8204908 A NL8204908 A NL 8204908A NL 8204908 A NL8204908 A NL 8204908A
- Authority
- NL
- Netherlands
- Prior art keywords
- carried out
- chain
- process according
- temperature
- diene
- Prior art date
Links
- ULKFLOVGORAZDI-UHFFFAOYSA-N 3,3-dimethyloxetan-2-one Chemical compound CC1(C)COC1=O ULKFLOVGORAZDI-UHFFFAOYSA-N 0.000 title claims description 26
- 238000000034 method Methods 0.000 title claims description 26
- 230000008569 process Effects 0.000 title claims description 14
- 229920001400 block copolymer Polymers 0.000 title claims description 8
- 238000002360 preparation method Methods 0.000 title claims description 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 52
- 229920000642 polymer Polymers 0.000 claims description 36
- 238000006116 polymerization reaction Methods 0.000 claims description 21
- 150000001993 dienes Chemical class 0.000 claims description 19
- 230000007704 transition Effects 0.000 claims description 16
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 14
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 12
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 12
- -1 isopropenyl aromatic compound Chemical class 0.000 claims description 12
- 239000000178 monomer Substances 0.000 claims description 12
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 9
- 239000001569 carbon dioxide Substances 0.000 claims description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 7
- 239000002904 solvent Substances 0.000 claims description 7
- 125000001931 aliphatic group Chemical group 0.000 claims description 6
- 125000003118 aryl group Chemical group 0.000 claims description 6
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 5
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 claims description 5
- 229920002554 vinyl polymer Polymers 0.000 claims description 5
- SDJHPPZKZZWAKF-UHFFFAOYSA-N 2,3-dimethylbuta-1,3-diene Chemical compound CC(=C)C(C)=C SDJHPPZKZZWAKF-UHFFFAOYSA-N 0.000 claims description 4
- 125000002897 diene group Chemical class 0.000 claims description 4
- 239000003999 initiator Substances 0.000 claims description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 4
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 238000007306 functionalization reaction Methods 0.000 claims description 3
- BOGRNZQRTNVZCZ-AATRIKPKSA-N (3e)-3-methylpenta-1,3-diene Chemical compound C\C=C(/C)C=C BOGRNZQRTNVZCZ-AATRIKPKSA-N 0.000 claims description 2
- AHAREKHAZNPPMI-AATRIKPKSA-N (3e)-hexa-1,3-diene Chemical compound CC\C=C\C=C AHAREKHAZNPPMI-AATRIKPKSA-N 0.000 claims description 2
- BOGRNZQRTNVZCZ-UHFFFAOYSA-N 1,2-dimethyl-butadiene Natural products CC=C(C)C=C BOGRNZQRTNVZCZ-UHFFFAOYSA-N 0.000 claims description 2
- XIRPMPKSZHNMST-UHFFFAOYSA-N 1-ethenyl-2-phenylbenzene Chemical group C=CC1=CC=CC=C1C1=CC=CC=C1 XIRPMPKSZHNMST-UHFFFAOYSA-N 0.000 claims description 2
- KLFWUSCMFSYYOJ-UHFFFAOYSA-N 1-phenyl-2-prop-1-en-2-ylbenzene Chemical group CC(=C)C1=CC=CC=C1C1=CC=CC=C1 KLFWUSCMFSYYOJ-UHFFFAOYSA-N 0.000 claims description 2
- LCJNYCWJKAWZKZ-UHFFFAOYSA-N 1-prop-1-en-2-ylnaphthalene Chemical compound C1=CC=C2C(C(=C)C)=CC=CC2=C1 LCJNYCWJKAWZKZ-UHFFFAOYSA-N 0.000 claims description 2
- IGGDKDTUCAWDAN-UHFFFAOYSA-N 1-vinylnaphthalene Chemical compound C1=CC=C2C(C=C)=CC=CC2=C1 IGGDKDTUCAWDAN-UHFFFAOYSA-N 0.000 claims description 2
- PJXJBPMWCKMWLS-UHFFFAOYSA-N 2-methyl-3-methylidenepent-1-ene Chemical compound CCC(=C)C(C)=C PJXJBPMWCKMWLS-UHFFFAOYSA-N 0.000 claims description 2
- KUFLEYZWYCAZCC-UHFFFAOYSA-N 2-methylhexa-1,3-diene Chemical compound CCC=CC(C)=C KUFLEYZWYCAZCC-UHFFFAOYSA-N 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 claims description 2
- UCMSRHPIFRZHDO-UHFFFAOYSA-N penta-1,3-diene Chemical compound CC=CC=C.CC=CC=C UCMSRHPIFRZHDO-UHFFFAOYSA-N 0.000 claims description 2
- 238000010306 acid treatment Methods 0.000 claims 2
- 150000001340 alkali metals Chemical class 0.000 claims 2
- 239000003880 polar aprotic solvent Substances 0.000 claims 2
- 239000003505 polymerization initiator Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 150000005621 tetraalkylammonium salts Chemical class 0.000 claims 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 13
- 238000004455 differential thermal analysis Methods 0.000 description 10
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 238000003786 synthesis reaction Methods 0.000 description 5
- 238000005481 NMR spectroscopy Methods 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 description 4
- WCVOGSZTONGSQY-UHFFFAOYSA-N 2,4,6-trichloroanisole Chemical compound COC1=C(Cl)C=C(Cl)C=C1Cl WCVOGSZTONGSQY-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical group CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000012454 non-polar solvent Substances 0.000 description 3
- HDBWAWNLGGMZRQ-UHFFFAOYSA-N p-Vinylbiphenyl Chemical group C1=CC(C=C)=CC=C1C1=CC=CC=C1 HDBWAWNLGGMZRQ-UHFFFAOYSA-N 0.000 description 3
- ANCUXNXTHQXICN-UHFFFAOYSA-N 2-prop-1-en-2-ylnaphthalene Chemical compound C1=CC=CC2=CC(C(=C)C)=CC=C21 ANCUXNXTHQXICN-UHFFFAOYSA-N 0.000 description 2
- JLBJTVDPSNHSKJ-UHFFFAOYSA-N 4-Methylstyrene Chemical compound CC1=CC=C(C=C)C=C1 JLBJTVDPSNHSKJ-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 2
- 239000012190 activator Substances 0.000 description 2
- 239000000010 aprotic solvent Substances 0.000 description 2
- 239000003849 aromatic solvent Substances 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- FACXGONDLDSNOE-UHFFFAOYSA-N buta-1,3-diene;styrene Chemical compound C=CC=C.C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 FACXGONDLDSNOE-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 229920002857 polybutadiene Polymers 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- VDZOOKBUILJEDG-UHFFFAOYSA-M tetrabutylammonium hydroxide Chemical compound [OH-].CCCC[N+](CCCC)(CCCC)CCCC VDZOOKBUILJEDG-UHFFFAOYSA-M 0.000 description 2
- STSHXUNZIQVXJL-UHFFFAOYSA-N 1-phenyl-4-prop-1-en-2-ylbenzene Chemical group C1=CC(C(=C)C)=CC=C1C1=CC=CC=C1 STSHXUNZIQVXJL-UHFFFAOYSA-N 0.000 description 1
- OQYUFQVPURDFKC-UHFFFAOYSA-N 2-methylbut-1-enylbenzene Chemical compound CCC(C)=CC1=CC=CC=C1 OQYUFQVPURDFKC-UHFFFAOYSA-N 0.000 description 1
- KXYAVSFOJVUIHT-UHFFFAOYSA-N 2-vinylnaphthalene Chemical compound C1=CC=CC2=CC(C=C)=CC=C21 KXYAVSFOJVUIHT-UHFFFAOYSA-N 0.000 description 1
- UGWOAPBVIGCNOV-UHFFFAOYSA-N 5-ethenyldec-5-ene Chemical compound CCCCC=C(C=C)CCCC UGWOAPBVIGCNOV-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000005065 High vinyl polybutadiene Substances 0.000 description 1
- KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical compound CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000003342 alkenyl group Chemical group 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 238000012662 bulk polymerization Methods 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000006184 cosolvent Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000012676 equilibrium polymerization Methods 0.000 description 1
- BLHLJVCOVBYQQS-UHFFFAOYSA-N ethyllithium Chemical compound [Li]CC BLHLJVCOVBYQQS-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- QXMFUURXCNDYJZ-UHFFFAOYSA-N hept-2-en-2-ylbenzene Chemical compound CCCCC=C(C)C1=CC=CC=C1 QXMFUURXCNDYJZ-UHFFFAOYSA-N 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- UBJFKNSINUCEAL-UHFFFAOYSA-N lithium;2-methylpropane Chemical compound [Li+].C[C-](C)C UBJFKNSINUCEAL-UHFFFAOYSA-N 0.000 description 1
- SZAVVKVUMPLRRS-UHFFFAOYSA-N lithium;propane Chemical compound [Li+].C[CH-]C SZAVVKVUMPLRRS-UHFFFAOYSA-N 0.000 description 1
- XBEREOHJDYAKDA-UHFFFAOYSA-N lithium;propane Chemical compound [Li+].CC[CH2-] XBEREOHJDYAKDA-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 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
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- BBCAQPYJVYMQFB-UHFFFAOYSA-N sodium;2-methylpropane Chemical compound [Na+].C[C-](C)C BBCAQPYJVYMQFB-UHFFFAOYSA-N 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000005207 tetraalkylammonium group Chemical group 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F236/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F236/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F236/04—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
- C08F236/10—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated with vinyl-aromatic monomers
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polymerization Catalysts (AREA)
- Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT25754/81A IT1196420B (it) | 1981-12-22 | 1981-12-22 | Copolimeri a blocchi a base di pivalolattone e processo per la loro preparazione |
| IT2575481 | 1981-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8204908A true NL8204908A (nl) | 1983-07-18 |
Family
ID=11217638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8204908A NL8204908A (nl) | 1981-12-22 | 1982-12-20 | Blokcopolymeren op basis van pivalolacton en werkwijze voor hun bereiding. |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS58111816A (es) |
| KR (1) | KR840002858A (es) |
| AU (1) | AU9167182A (es) |
| BE (1) | BE895447A (es) |
| BR (1) | BR8207524A (es) |
| CA (1) | CA1203336A (es) |
| DE (1) | DE3247277C2 (es) |
| ES (1) | ES518856A0 (es) |
| FR (1) | FR2522668B1 (es) |
| GB (1) | GB2112002B (es) |
| IT (1) | IT1196420B (es) |
| NL (1) | NL8204908A (es) |
| ZA (1) | ZA829300B (es) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1194408B (it) * | 1983-09-28 | 1988-09-22 | Anic Spa | Processo per la sintesi di copolimeri a blocchi a base di pivalolattone |
| GB8333697D0 (en) * | 1983-12-17 | 1984-01-25 | Exxon Research Engineering Co | Hydrocarbon resins |
| US4674030A (en) * | 1984-01-24 | 1987-06-16 | Bijur Lubricating Corp. | Lubricating system control circuit |
| JP2617908B2 (ja) * | 1984-09-27 | 1997-06-11 | 松下電器産業株式会社 | 投写光学装置 |
| JPH0627895B2 (ja) * | 1984-12-20 | 1994-04-13 | 松下電器産業株式会社 | 投写レンズ |
| JPH0627896B2 (ja) * | 1985-02-06 | 1994-04-13 | 松下電器産業株式会社 | 投写レンズ |
| JPH065322B2 (ja) * | 1988-03-23 | 1994-01-19 | 呉羽化学工業株式会社 | 光学材料の製造方法 |
| US4978719A (en) * | 1989-05-09 | 1990-12-18 | Shell Oil Company | Functionalized elastomeric polymers |
| US5015695A (en) * | 1989-05-09 | 1991-05-14 | Shell Oil Company | Functionalized elastomeric polymer production |
| JP2999250B2 (ja) * | 1990-11-30 | 2000-01-17 | 呉羽化学工業株式会社 | 新規なグラフト共重合体 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3557252A (en) * | 1969-01-17 | 1971-01-19 | Phillips Petroleum Co | Poly(vinyl halide) compositions |
| US3557255A (en) * | 1969-03-21 | 1971-01-19 | Du Pont | Pivalolactone-diene block copolymers and their preparation |
| US4034021A (en) * | 1973-11-06 | 1977-07-05 | E. I. Du Pont De Nemours And Company | Copolymers of pivalolactone and isoprene or butadiene |
-
1981
- 1981-12-22 IT IT25754/81A patent/IT1196420B/it active
-
1982
- 1982-12-17 ZA ZA829300A patent/ZA829300B/xx unknown
- 1982-12-20 GB GB08236144A patent/GB2112002B/en not_active Expired
- 1982-12-20 AU AU91671/82A patent/AU9167182A/en not_active Abandoned
- 1982-12-20 NL NL8204908A patent/NL8204908A/nl not_active Application Discontinuation
- 1982-12-21 FR FR8221465A patent/FR2522668B1/fr not_active Expired
- 1982-12-21 DE DE3247277A patent/DE3247277C2/de not_active Expired
- 1982-12-21 CA CA000418175A patent/CA1203336A/en not_active Expired
- 1982-12-21 BR BR8207524A patent/BR8207524A/pt unknown
- 1982-12-22 BE BE0/209790A patent/BE895447A/fr not_active IP Right Cessation
- 1982-12-22 ES ES518856A patent/ES518856A0/es active Granted
- 1982-12-22 JP JP57225778A patent/JPS58111816A/ja active Pending
- 1982-12-24 KR KR1019820005810A patent/KR840002858A/ko not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| FR2522668B1 (fr) | 1986-11-21 |
| ZA829300B (en) | 1983-11-30 |
| IT8125754A0 (it) | 1981-12-22 |
| GB2112002B (en) | 1986-03-05 |
| CA1203336A (en) | 1986-04-15 |
| JPS58111816A (ja) | 1983-07-04 |
| ES8402599A1 (es) | 1984-02-01 |
| BE895447A (fr) | 1983-06-22 |
| ES518856A0 (es) | 1984-02-01 |
| KR840002858A (ko) | 1984-07-21 |
| AU9167182A (en) | 1983-06-30 |
| BR8207524A (pt) | 1983-10-25 |
| DE3247277C2 (de) | 1986-09-04 |
| IT1196420B (it) | 1988-11-16 |
| FR2522668A1 (fr) | 1983-09-09 |
| DE3247277A1 (de) | 1983-06-30 |
| GB2112002A (en) | 1983-07-13 |
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