SU474976A3 - Способ получени производный сульфокислот - Google Patents
Способ получени производный сульфокислотInfo
- Publication number
- SU474976A3 SU474976A3 SU1778551A SU1778551A SU474976A3 SU 474976 A3 SU474976 A3 SU 474976A3 SU 1778551 A SU1778551 A SU 1778551A SU 1778551 A SU1778551 A SU 1778551A SU 474976 A3 SU474976 A3 SU 474976A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- monomer
- methacrylate
- anhydride
- salt
- acid
- Prior art date
Links
- 238000000034 method Methods 0.000 title description 7
- 150000003460 sulfonic acids Chemical class 0.000 title 1
- 239000000178 monomer Substances 0.000 description 19
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 18
- 150000003839 salts Chemical class 0.000 description 14
- 239000000203 mixture Substances 0.000 description 13
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 12
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 9
- 239000011541 reaction mixture Substances 0.000 description 8
- 239000002253 acid Substances 0.000 description 7
- -1 4-isobutyl-1,2- oxathiolan-5-one-2,2-dioxide Chemical compound 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- BDHFUVZGWQCTTF-UHFFFAOYSA-N sulfonic acid Chemical compound OS(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-N 0.000 description 6
- NCYNKWQXFADUOZ-UHFFFAOYSA-N 1,1-dioxo-2,1$l^{6}-benzoxathiol-3-one Chemical compound C1=CC=C2C(=O)OS(=O)(=O)C2=C1 NCYNKWQXFADUOZ-UHFFFAOYSA-N 0.000 description 5
- 125000000217 alkyl group Chemical group 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- NWVVVBRKAWDGAB-UHFFFAOYSA-N p-methoxyphenol Chemical compound COC1=CC=C(O)C=C1 NWVVVBRKAWDGAB-UHFFFAOYSA-N 0.000 description 5
- 238000006116 polymerization reaction Methods 0.000 description 5
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 159000000000 sodium salts Chemical class 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 3
- WWQUDCOYJDOYEZ-UHFFFAOYSA-N oxo(sulfocarbonyloxy)methanesulfonic acid Chemical compound OS(=O)(=O)C(=O)OC(=O)S(O)(=O)=O WWQUDCOYJDOYEZ-UHFFFAOYSA-N 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000008096 xylene Substances 0.000 description 3
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 2
- VJDQIBUPTBGINF-UHFFFAOYSA-N 1,3-dioxo-2-benzofuran-5-sulfonic acid Chemical compound OS(=O)(=O)C1=CC=C2C(=O)OC(=O)C2=C1 VJDQIBUPTBGINF-UHFFFAOYSA-N 0.000 description 2
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 description 2
- IFQCXUPBRLGNGQ-UHFFFAOYSA-N 2-[2-(2-methylprop-2-enoyloxy)ethoxycarbonyl]benzenesulfonic acid Chemical compound CC(=C)C(=O)OCCOC(=O)C1=CC=CC=C1S(O)(=O)=O IFQCXUPBRLGNGQ-UHFFFAOYSA-N 0.000 description 2
- VHSHLMUCYSAUQU-UHFFFAOYSA-N 2-hydroxypropyl methacrylate Chemical compound CC(O)COC(=O)C(C)=C VHSHLMUCYSAUQU-UHFFFAOYSA-N 0.000 description 2
- NFEWCZVVIKFLQW-UHFFFAOYSA-N 3-methyl-2,5-dioxooxolane-3-sulfonic acid Chemical compound OS(=O)(=O)C1(C)CC(=O)OC1=O NFEWCZVVIKFLQW-UHFFFAOYSA-N 0.000 description 2
- JPWPMKNQOFHYQX-UHFFFAOYSA-N 4-(2-methylprop-2-enoyloxy)-3-propan-2-yl-2-sulfobenzoic acid Chemical compound CC(C)C1=C(OC(=O)C(C)=C)C=CC(C(O)=O)=C1S(O)(=O)=O JPWPMKNQOFHYQX-UHFFFAOYSA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 2
- 150000008064 anhydrides Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 239000003729 cation exchange resin Substances 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000003505 polymerization initiator Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- NAYBMZOXJFSCOZ-UHFFFAOYSA-N (2-ethyl-6-hydroxyhexyl) prop-2-enoate Chemical compound OCCCCC(CC)COC(=O)C=C NAYBMZOXJFSCOZ-UHFFFAOYSA-N 0.000 description 1
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 description 1
- HOMQUHGCYPKWEY-UHFFFAOYSA-N 1,3-dioxo-1h,3h-benzo[de]isochromene-6-sulfonic acid Chemical compound O=C1OC(=O)C2=CC=CC3=C2C1=CC=C3S(=O)(=O)O HOMQUHGCYPKWEY-UHFFFAOYSA-N 0.000 description 1
- UXYMHGCNVRUGNO-UHFFFAOYSA-N 1-hydroxypropan-2-yl prop-2-enoate Chemical compound OCC(C)OC(=O)C=C UXYMHGCNVRUGNO-UHFFFAOYSA-N 0.000 description 1
- SVSLTKACVXNABI-UHFFFAOYSA-N 2,5-dioxooxolane-3-sulfonic acid Chemical compound OS(=O)(=O)C1CC(=O)OC1=O SVSLTKACVXNABI-UHFFFAOYSA-N 0.000 description 1
- SLXJGXOVULGHEN-UHFFFAOYSA-N 2-(2-methylprop-2-enoyloxy)propane-2-sulfonic acid Chemical compound CC(=C)C(=O)OC(C)(C)S(O)(=O)=O SLXJGXOVULGHEN-UHFFFAOYSA-N 0.000 description 1
- WYCPESNTKVDAFE-UHFFFAOYSA-N 2-[1-(2-methylprop-2-enoyloxy)propan-2-yloxycarbonyl]-6-sulfobenzoic acid Chemical compound CC(=C)C(=O)OCC(C)OC(=O)C1=CC=CC(S(O)(=O)=O)=C1C(O)=O WYCPESNTKVDAFE-UHFFFAOYSA-N 0.000 description 1
- BZLQSYFOTWOIDC-UHFFFAOYSA-N 2-hydroxybutyl acetate Chemical compound CCC(O)COC(C)=O BZLQSYFOTWOIDC-UHFFFAOYSA-N 0.000 description 1
- GWZMWHWAWHPNHN-UHFFFAOYSA-N 2-hydroxypropyl prop-2-enoate Chemical compound CC(O)COC(=O)C=C GWZMWHWAWHPNHN-UHFFFAOYSA-N 0.000 description 1
- PAMYAWAXFRCKHA-UHFFFAOYSA-N 3,4-dimethyl-2,2-dioxooxathiolan-5-one Chemical compound CC1C(C)S(=O)(=O)OC1=O PAMYAWAXFRCKHA-UHFFFAOYSA-N 0.000 description 1
- OUHROWMTNBYHCY-UHFFFAOYSA-N 3-butyl-2,5-dioxooxolane-3-sulfonic acid Chemical compound CCCCC1(S(O)(=O)=O)CC(=O)OC1=O OUHROWMTNBYHCY-UHFFFAOYSA-N 0.000 description 1
- XKLWURGHZZFAQG-UHFFFAOYSA-N 3-ethyl-2,5-dioxooxolane-3-sulfonic acid Chemical compound CCC1(S(O)(=O)=O)CC(=O)OC1=O XKLWURGHZZFAQG-UHFFFAOYSA-N 0.000 description 1
- KLUHZXMBIDAHSJ-UHFFFAOYSA-N 3-hydroxybutyl acetate Chemical compound CC(O)CCOC(C)=O KLUHZXMBIDAHSJ-UHFFFAOYSA-N 0.000 description 1
- QZPSOSOOLFHYRR-UHFFFAOYSA-N 3-hydroxypropyl prop-2-enoate Chemical compound OCCCOC(=O)C=C QZPSOSOOLFHYRR-UHFFFAOYSA-N 0.000 description 1
- RELAJOWOFXGXHI-UHFFFAOYSA-N 3h-oxathiole Chemical compound C1SOC=C1 RELAJOWOFXGXHI-UHFFFAOYSA-N 0.000 description 1
- SJVNLFFNUBSKKS-UHFFFAOYSA-N 4-ethyl-2,2-dioxooxathiolan-5-one Chemical compound CCC1CS(=O)(=O)OC1=O SJVNLFFNUBSKKS-UHFFFAOYSA-N 0.000 description 1
- NLAVQSXCMWMAIN-UHFFFAOYSA-N 4-methyl-2,2-dioxooxathiolan-5-one Chemical compound CC1CS(=O)(=O)OC1=O NLAVQSXCMWMAIN-UHFFFAOYSA-N 0.000 description 1
- WECVZMYTLWOTQL-UHFFFAOYSA-N 5-methyl-2-(4-methyl-2-sulfobenzoyl)oxycarbonylbenzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC(C)=CC=C1C(=O)OC(=O)C1=CC=C(C)C=C1S(O)(=O)=O WECVZMYTLWOTQL-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 description 1
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 description 1
- MQUHQBCJMWUGFK-UHFFFAOYSA-N OS(=O)(=O)C1=CC=C(S(O)(=O)=O)C2=C1C(=O)OC2=O Chemical compound OS(=O)(=O)C1=CC=C(S(O)(=O)=O)C2=C1C(=O)OC2=O MQUHQBCJMWUGFK-UHFFFAOYSA-N 0.000 description 1
- 244000007853 Sarothamnus scoparius Species 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000004950 naphthalene Chemical class 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 150000003458 sulfonic acid derivatives Chemical class 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000000375 suspending agent Substances 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F28/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a bond to sulfur or by a heterocyclic ring containing sulfur
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/567—Preparation of carboxylic acid anhydrides by reactions not involving carboxylic acid anhydride groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Paper (AREA)
- Paints Or Removers (AREA)
- Photoreceptors In Electrophotography (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Polymerisation Methods In General (AREA)
- Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13490571A | 1971-04-16 | 1971-04-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU474976A3 true SU474976A3 (ru) | 1975-06-25 |
Family
ID=22465536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1778551A SU474976A3 (ru) | 1971-04-16 | 1972-04-14 | Способ получени производный сульфокислот |
Country Status (20)
| Country | Link |
|---|---|
| US (2) | US3770801A (enExample) |
| JP (2) | JPS5239424B1 (enExample) |
| AU (1) | AU470673B2 (enExample) |
| BE (1) | BE782042A (enExample) |
| CA (1) | CA946541A (enExample) |
| CH (1) | CH552573A (enExample) |
| CS (1) | CS188124B2 (enExample) |
| DD (1) | DD99806A5 (enExample) |
| DE (1) | DE2211936A1 (enExample) |
| ES (1) | ES402700A1 (enExample) |
| FR (1) | FR2136371A5 (enExample) |
| GB (1) | GB1395762A (enExample) |
| IL (1) | IL39223A (enExample) |
| IT (1) | IT951381B (enExample) |
| NL (1) | NL7205107A (enExample) |
| PH (1) | PH10093A (enExample) |
| PL (1) | PL84490B1 (enExample) |
| SE (2) | SE406909B (enExample) |
| SU (1) | SU474976A3 (enExample) |
| ZA (1) | ZA722481B (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CS170387B1 (enExample) * | 1973-08-15 | 1976-08-27 | ||
| JP2584571B2 (ja) * | 1991-08-22 | 1997-02-26 | 花王株式会社 | スプレー型糊剤組成物 |
| US5773503A (en) * | 1996-12-11 | 1998-06-30 | Luzenac America, Inc. | Compacted mineral filler pellet and method for making the same |
| US20040081829A1 (en) * | 2001-07-26 | 2004-04-29 | John Klier | Sulfonated substantiallly random interpolymer-based absorbent materials |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2355592A (en) * | 1942-03-30 | 1944-08-08 | Monsanto Chemicals | Surface-active agent |
| GB1406882A (en) * | 1972-04-28 | 1975-09-17 | Leo Pharm Prod Ltd | Benzoic acid derivatives and benzisptjoaup'e 1.1 dopxode derovatoves |
| US4042600A (en) * | 1972-10-17 | 1977-08-16 | Scott Paper Company | Pyrolysis of 2-sulfochloride benzoates |
| GB1499084A (en) * | 1975-06-11 | 1978-01-25 | Ihara Chemical Ind Co | Process for producing 1,2-benzothiazole-3-one-1,1-dioxide derivatives |
-
1971
- 1971-04-16 US US00134905A patent/US3770801A/en not_active Expired - Lifetime
-
1972
- 1972-03-07 CA CA136,415A patent/CA946541A/en not_active Expired
- 1972-03-11 DE DE2211936A patent/DE2211936A1/de not_active Withdrawn
- 1972-03-15 JP JP47025854A patent/JPS5239424B1/ja active Pending
- 1972-04-07 PH PH13429A patent/PH10093A/en unknown
- 1972-04-13 DD DD162278A patent/DD99806A5/xx unknown
- 1972-04-13 BE BE782042A patent/BE782042A/xx unknown
- 1972-04-13 FR FR7212952A patent/FR2136371A5/fr not_active Expired
- 1972-04-13 ZA ZA722481A patent/ZA722481B/xx unknown
- 1972-04-13 IT IT23106/72A patent/IT951381B/it active
- 1972-04-14 GB GB1736772A patent/GB1395762A/en not_active Expired
- 1972-04-14 IL IL39223A patent/IL39223A/en unknown
- 1972-04-14 CH CH551572A patent/CH552573A/fr not_active IP Right Cessation
- 1972-04-14 PL PL1972154733A patent/PL84490B1/pl unknown
- 1972-04-14 SU SU1778551A patent/SU474976A3/ru active
- 1972-04-14 NL NL7205107A patent/NL7205107A/xx not_active Application Discontinuation
- 1972-04-14 SE SE7204958A patent/SE406909B/xx unknown
- 1972-04-14 CS CS722548A patent/CS188124B2/cs unknown
- 1972-04-15 ES ES402700A patent/ES402700A1/es not_active Expired
- 1972-04-17 AU AU41252/72A patent/AU470673B2/en not_active Expired
- 1972-08-07 US US05/273,886 patent/US4131736A/en not_active Expired - Lifetime
-
1975
- 1975-04-14 SE SE7504276A patent/SE411553B/xx unknown
-
1977
- 1977-05-11 JP JP5415877A patent/JPS535115A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7205107A (enExample) | 1972-10-18 |
| SE411553B (sv) | 1980-01-14 |
| PL84490B1 (enExample) | 1976-04-30 |
| US3770801A (en) | 1973-11-06 |
| ES402700A1 (es) | 1975-10-16 |
| SE406909B (sv) | 1979-03-05 |
| CS188124B2 (en) | 1979-02-28 |
| IT951381B (it) | 1973-06-30 |
| IL39223A0 (en) | 1972-06-28 |
| ZA722481B (en) | 1973-05-30 |
| AU470673B2 (en) | 1973-10-25 |
| CA946541A (en) | 1974-04-30 |
| GB1395762A (en) | 1975-05-29 |
| AU4125272A (en) | 1973-10-25 |
| FR2136371A5 (enExample) | 1972-12-22 |
| BE782042A (fr) | 1972-10-13 |
| PH10093A (en) | 1976-08-13 |
| US4131736A (en) | 1978-12-26 |
| JPS5239424B1 (enExample) | 1977-10-05 |
| JPS535115A (en) | 1978-01-18 |
| SE7504276L (enExample) | 1975-04-14 |
| IL39223A (en) | 1976-05-31 |
| DD99806A5 (enExample) | 1973-08-20 |
| DE2211936A1 (de) | 1973-03-15 |
| CH552573A (fr) | 1974-08-15 |
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