CS195719B2 - Method of producing vulcanized elastomers - Google Patents
Method of producing vulcanized elastomers Download PDFInfo
- Publication number
- CS195719B2 CS195719B2 CS76609A CS60976A CS195719B2 CS 195719 B2 CS195719 B2 CS 195719B2 CS 76609 A CS76609 A CS 76609A CS 60976 A CS60976 A CS 60976A CS 195719 B2 CS195719 B2 CS 195719B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- functional
- hydrocarbon chain
- liquid
- dienic
- prepolymer
- Prior art date
Links
- 229920001971 elastomer Polymers 0.000 title claims description 24
- 239000000806 elastomer Substances 0.000 title claims description 19
- 238000000034 method Methods 0.000 title claims description 13
- 229920001577 copolymer Polymers 0.000 claims abstract description 55
- 239000000203 mixture Substances 0.000 claims abstract description 33
- 150000001875 compounds Chemical class 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 238000004073 vulcanization Methods 0.000 claims abstract description 14
- 239000004970 Chain extender Substances 0.000 claims abstract description 11
- 150000002430 hydrocarbons Chemical group 0.000 claims description 21
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 239000007795 chemical reaction product Substances 0.000 claims description 9
- 230000001588 bifunctional effect Effects 0.000 claims description 7
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 7
- 239000012744 reinforcing agent Substances 0.000 claims description 7
- 239000004215 Carbon black (E152) Substances 0.000 claims description 4
- 238000004132 cross linking Methods 0.000 claims description 4
- 239000003431 cross linking reagent Substances 0.000 claims description 4
- 229930195733 hydrocarbon Natural products 0.000 claims description 4
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 claims description 3
- 125000003396 thiol group Chemical group [H]S* 0.000 claims description 2
- 239000003351 stiffener Substances 0.000 claims 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Natural products C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 abstract description 44
- 229920000642 polymer Polymers 0.000 abstract description 17
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 abstract description 12
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 10
- 239000006229 carbon black Substances 0.000 abstract description 10
- 239000003795 chemical substances by application Substances 0.000 abstract description 7
- 125000000524 functional group Chemical group 0.000 abstract description 7
- 150000001993 dienes Chemical class 0.000 abstract description 6
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 abstract description 5
- 239000005864 Sulphur Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 239000012763 reinforcing filler Substances 0.000 abstract 1
- 239000000047 product Substances 0.000 description 17
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 12
- 229920003048 styrene butadiene rubber Polymers 0.000 description 12
- 239000005062 Polybutadiene Substances 0.000 description 11
- 239000002174 Styrene-butadiene Substances 0.000 description 11
- 229920002857 polybutadiene Polymers 0.000 description 11
- 238000002474 experimental method Methods 0.000 description 10
- 229910052717 sulfur Inorganic materials 0.000 description 9
- 239000011593 sulfur Substances 0.000 description 9
- 238000012360 testing method Methods 0.000 description 8
- -1 polypiperylene Polymers 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000005060 rubber Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 125000005442 diisocyanate group Chemical group 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 230000004580 weight loss Effects 0.000 description 4
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Natural products CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 3
- 241000872198 Serjania polyphylla Species 0.000 description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 3
- LZKLAOYSENRNKR-LNTINUHCSA-N iron;(z)-4-oxoniumylidenepent-2-en-2-olate Chemical compound [Fe].C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O LZKLAOYSENRNKR-LNTINUHCSA-N 0.000 description 3
- DEQZTKGFXNUBJL-UHFFFAOYSA-N n-(1,3-benzothiazol-2-ylsulfanyl)cyclohexanamine Chemical compound C1CCCCC1NSC1=NC2=CC=CC=C2S1 DEQZTKGFXNUBJL-UHFFFAOYSA-N 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 238000006068 polycondensation reaction Methods 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- POILWHVDKZOXJZ-ARJAWSKDSA-M (z)-4-oxopent-2-en-2-olate Chemical compound C\C([O-])=C\C(C)=O POILWHVDKZOXJZ-ARJAWSKDSA-M 0.000 description 2
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 description 2
- VZXPHDGHQXLXJC-UHFFFAOYSA-N 1,6-diisocyanato-5,6-dimethylheptane Chemical group O=C=NC(C)(C)C(C)CCCCN=C=O VZXPHDGHQXLXJC-UHFFFAOYSA-N 0.000 description 2
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 description 2
- OUBMGJOQLXMSNT-UHFFFAOYSA-N N-isopropyl-N'-phenyl-p-phenylenediamine Chemical compound C1=CC(NC(C)C)=CC=C1NC1=CC=CC=C1 OUBMGJOQLXMSNT-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 235000021355 Stearic acid Nutrition 0.000 description 2
- DSIHXCYSTUVSSF-UHFFFAOYSA-N [di(propan-2-yl)phosphinothioyldisulfanyl]-di(propan-2-yl)-sulfanylidene-$l^{5}-phosphane Chemical compound CC(C)P(=S)(C(C)C)SSP(=S)(C(C)C)C(C)C DSIHXCYSTUVSSF-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000010692 aromatic oil Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- AFZSMODLJJCVPP-UHFFFAOYSA-N dibenzothiazol-2-yl disulfide Chemical compound C1=CC=C2SC(SSC=3SC4=CC=CC=C4N=3)=NC2=C1 AFZSMODLJJCVPP-UHFFFAOYSA-N 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000012948 isocyanate Substances 0.000 description 2
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 2
- 229920001195 polyisoprene Polymers 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000008117 stearic acid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- BIIBYWQGRFWQKM-JVVROLKMSA-N (2S)-N-[4-(cyclopropylamino)-3,4-dioxo-1-[(3S)-2-oxopyrrolidin-3-yl]butan-2-yl]-2-[[(E)-3-(2,4-dichlorophenyl)prop-2-enoyl]amino]-4,4-dimethylpentanamide Chemical compound CC(C)(C)C[C@@H](C(NC(C[C@H](CCN1)C1=O)C(C(NC1CC1)=O)=O)=O)NC(/C=C/C(C=CC(Cl)=C1)=C1Cl)=O BIIBYWQGRFWQKM-JVVROLKMSA-N 0.000 description 1
- DTYJSRAAYOIFPQ-UHFFFAOYSA-N 1-sulfanylidene-3h-1,3-benzothiazole-2-thione Chemical compound C1=CC=C2S(=S)C(S)=NC2=C1 DTYJSRAAYOIFPQ-UHFFFAOYSA-N 0.000 description 1
- HAZJTCQWIDBCCE-UHFFFAOYSA-N 1h-triazine-6-thione Chemical class SC1=CC=NN=N1 HAZJTCQWIDBCCE-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- 239000005057 Hexamethylene diisocyanate Chemical group 0.000 description 1
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
- 229920002367 Polyisobutene Polymers 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 230000003042 antagnostic effect Effects 0.000 description 1
- 150000001541 aziridines Chemical class 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical class C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- HDFRDWFLWVCOGP-UHFFFAOYSA-N carbonothioic O,S-acid Chemical compound OC(S)=O HDFRDWFLWVCOGP-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- GYZLOYUZLJXAJU-UHFFFAOYSA-N diglycidyl ether Chemical group C1OC1COCC1CO1 GYZLOYUZLJXAJU-UHFFFAOYSA-N 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 229920001002 functional polymer Polymers 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000002357 guanidines Chemical class 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical group O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 125000000879 imine group Chemical group 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- DPVDRSVWVMRYLT-UHFFFAOYSA-N n-morpholin-4-ylthiohydroxylamine Chemical compound SNN1CCOCC1 DPVDRSVWVMRYLT-UHFFFAOYSA-N 0.000 description 1
- CLNYHERYALISIR-UHFFFAOYSA-N nona-1,3-diene Chemical compound CCCCCC=CC=C CLNYHERYALISIR-UHFFFAOYSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- ATGUVEKSASEFFO-UHFFFAOYSA-N p-aminodiphenylamine Chemical compound C1=CC(N)=CC=C1NC1=CC=CC=C1 ATGUVEKSASEFFO-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000003348 petrochemical agent Substances 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 125000001863 phosphorothioyl group Chemical group *P(*)(*)=S 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 239000012758 reinforcing additive Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- MDDUHVRJJAFRAU-YZNNVMRBSA-N tert-butyl-[(1r,3s,5z)-3-[tert-butyl(dimethyl)silyl]oxy-5-(2-diphenylphosphorylethylidene)-4-methylidenecyclohexyl]oxy-dimethylsilane Chemical compound C1[C@@H](O[Si](C)(C)C(C)(C)C)C[C@H](O[Si](C)(C)C(C)(C)C)C(=C)\C1=C/CP(=O)(C=1C=CC=CC=1)C1=CC=CC=C1 MDDUHVRJJAFRAU-YZNNVMRBSA-N 0.000 description 1
- 150000003573 thiols Chemical group 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical group CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- ZNCAMSISVWKWHL-UHFFFAOYSA-L zinc;butoxy-butylsulfanyl-oxido-sulfanylidene-$l^{5}-phosphane Chemical compound [Zn+2].CCCCOP([O-])(=S)SCCCC.CCCCOP([O-])(=S)SCCCC ZNCAMSISVWKWHL-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C19/00—Chemical modification of rubber
- C08C19/30—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2309/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyurethanes Or Polyureas (AREA)
- Tires In General (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7503001A FR2299345A1 (fr) | 1975-01-30 | 1975-01-30 | Procede de preparation de vulcanisats derives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS195719B2 true CS195719B2 (en) | 1980-02-29 |
Family
ID=9150540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS76609A CS195719B2 (en) | 1975-01-30 | 1976-01-30 | Method of producing vulcanized elastomers |
Country Status (30)
| Country | Link |
|---|---|
| JP (1) | JPS5757053B2 (instruction) |
| AR (1) | AR207073A1 (instruction) |
| AT (1) | AT355296B (instruction) |
| BE (1) | BE837926A (instruction) |
| BR (1) | BR7600607A (instruction) |
| CA (1) | CA1021889A (instruction) |
| CH (1) | CH606118A5 (instruction) |
| CS (1) | CS195719B2 (instruction) |
| DD (1) | DD122549A5 (instruction) |
| DE (1) | DE2602495C3 (instruction) |
| DK (1) | DK39476A (instruction) |
| EG (1) | EG12295A (instruction) |
| ES (1) | ES444423A1 (instruction) |
| FI (1) | FI63040C (instruction) |
| FR (1) | FR2299345A1 (instruction) |
| GB (1) | GB1526482A (instruction) |
| IE (1) | IE42494B1 (instruction) |
| IL (1) | IL48930A (instruction) |
| IT (1) | IT1062198B (instruction) |
| LU (1) | LU74258A1 (instruction) |
| MX (1) | MX3557E (instruction) |
| NL (1) | NL163544C (instruction) |
| NO (1) | NO144969C (instruction) |
| PL (1) | PL105055B1 (instruction) |
| PT (1) | PT64755B (instruction) |
| SE (1) | SE424640B (instruction) |
| SU (1) | SU648109A3 (instruction) |
| TR (1) | TR19266A (instruction) |
| YU (1) | YU24776A (instruction) |
| ZA (1) | ZA76535B (instruction) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58189203A (ja) * | 1982-04-30 | 1983-11-04 | Nippon Zeon Co Ltd | ゴム組成物 |
| JPH0643520B2 (ja) * | 1987-10-09 | 1994-06-08 | 日本合成ゴム株式会社 | タイヤ用ゴム組成物 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6606553A (instruction) * | 1965-06-18 | 1967-11-13 | ||
| DE2205209A1 (de) * | 1972-02-04 | 1973-08-16 | Phoenix Gummiwerke Ag | Verfahren zum herstellen von formkoerpern mit gummiaehnlichen eigenschaften |
| US3897386A (en) * | 1972-06-08 | 1975-07-29 | Firestone Tire & Rubber Co | Tire treads |
-
1975
- 1975-01-30 FR FR7503001A patent/FR2299345A1/fr active Granted
-
1976
- 1976-01-01 AR AR262096A patent/AR207073A1/es active
- 1976-01-19 ES ES444423A patent/ES444423A1/es not_active Expired
- 1976-01-22 NL NL7600665.A patent/NL163544C/xx not_active IP Right Cessation
- 1976-01-23 DE DE2602495A patent/DE2602495C3/de not_active Expired
- 1976-01-27 TR TR19266A patent/TR19266A/xx unknown
- 1976-01-27 BE BE163814A patent/BE837926A/xx not_active IP Right Cessation
- 1976-01-28 LU LU74258A patent/LU74258A1/xx unknown
- 1976-01-28 SU SU762314865A patent/SU648109A3/ru active
- 1976-01-28 MX MX766647U patent/MX3557E/es unknown
- 1976-01-28 EG EG41/76A patent/EG12295A/xx active
- 1976-01-28 CA CA244,695A patent/CA1021889A/en not_active Expired
- 1976-01-28 DD DD190996A patent/DD122549A5/xx unknown
- 1976-01-29 SE SE7600942A patent/SE424640B/xx not_active IP Right Cessation
- 1976-01-29 GB GB3578/76A patent/GB1526482A/en not_active Expired
- 1976-01-29 PL PL1976186883A patent/PL105055B1/pl unknown
- 1976-01-29 IL IL48930A patent/IL48930A/xx unknown
- 1976-01-29 IT IT67206/76A patent/IT1062198B/it active
- 1976-01-30 CH CH114776A patent/CH606118A5/xx not_active IP Right Cessation
- 1976-01-30 DK DK39476*#A patent/DK39476A/da unknown
- 1976-01-30 NO NO760318A patent/NO144969C/no unknown
- 1976-01-30 AT AT66176A patent/AT355296B/de not_active IP Right Cessation
- 1976-01-30 BR BR7600607A patent/BR7600607A/pt unknown
- 1976-01-30 JP JP51008569A patent/JPS5757053B2/ja not_active Expired
- 1976-01-30 CS CS76609A patent/CS195719B2/cs unknown
- 1976-01-30 ZA ZA535A patent/ZA76535B/xx unknown
- 1976-01-30 IE IE173/76A patent/IE42494B1/en unknown
- 1976-01-30 PT PT64755A patent/PT64755B/pt unknown
- 1976-01-30 YU YU00247/76A patent/YU24776A/xx unknown
- 1976-01-30 FI FI760235A patent/FI63040C/fi not_active IP Right Cessation
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