Synthetic Rubbers, Technical Production and Properties of
Part 2. Polyisoprenoids
Dr. Harumi Asai,
Dr. Harumi Asai
- +81-467443613
Terabun 2–4-6, Kamakura, Japan, 247–0064
Search for more papers by this authorDr. Harumi Asai,
Dr. Harumi Asai
- +81-467443613
Terabun 2–4-6, Kamakura, Japan, 247–0064
Search for more papers by this authorFirst published: 15 January 2005
Abstract
- Introduction
- History
- Isoprene
- Polyisoprene
- cis-1,4 Polyisoprene
- Liquid Polyisoprene
- trans-1,4 Polyisoprene
- Other Copolymers
- Block Copolymers
- Butyl Rubber
- Cyclized Rubber
- Chlorinated Rubber
- Rubber Hydrochloride
- Chemical Synthesis
- Isoprene
- cis-1,4 Polyisoprene
- Catalysts Containing Ti4+ Compound
- Catalysts Containing Ti3+ Compound
- Organolithium
- Catalysts Containing a Rare Earth Metal
- Methyl Aluminoxane (MAO)
- Others
- trans-1,4 Polyisoprene
- 3,4 Polyisoprene
- Others
- Isoprene
- Technical Production
- Isoprene
- Formaldehyde-Isobutylene Process
- Extraction Distillation
- Polymerization Inhibitor for Isoprene
- Polyisoprene
- Polymerization Process
- Shortstop
- Separation
- Polymerization Temperature Control
- Process Control
- Bulk Polymerization
- Others
- Isoprene
- Properties
- Isoprene
- cis-1,4 Polyisoprene
- General Properties
- Property Improvement
- Crystallinity
- Green Strength
- Carbon Black Gel
- trans-1,4 Polyisoprene
- 3,4 Polyisoprene
- Others
- Outlook and Perspectives
- Isoprene
- cis-1,4 Polyisoprene
- trans-1,4 Polyisoprene
- 3,4 Polyisoprene
- SBIR
- Others
- Relevant Patents
-
References
- Abramson, I. M. (February 22, 1982) Synthetic rubber isoprene polymerization regulation apparatus, Soviet Union P. 1 085 984.
- Adrov, O. I., Gueman, I. Sh., Tiniakova, E. I., Dolgoplosk, B. A. (1989) Preparation of 1,4-cis polyisoprene under the action of organic titanium(IV) compounds, Dokl. Akad. Nauk SSSR 307, 881–883.
- Al-Jarrah, M. M. F., Apikian, R. L., Ahmed, E. (1984) Living polymerization. I. Solvent effect on the stereoregularity of polyisoprene initiated by n-butyllithium, Polym. Bull. 12, 433–436.
- Asahi Denka (September 2, 1975a) Production method of chlorinated polymers, Jpn. P. A77-29 888.
- Asahi Denka (October 9, 1975b) Preparation method of chlorinated polymers, Jpn. P. A77-45 690.
- Asai, H. (1971) Outlook of Synthetic Rubber, Tokyo: Asakura Publishers.
- Asai, H. (1999) History of synthesis of rubbers (1-3), Polymer Digest, 51(5) 17–27; (6), 97–107; (7) 122–132.
- Atlantic Richfield (November 23, 1984) Purification method of dienes monomers by preventing fouling of the apparatus, Jpn. P. A87-130 242.
-
Avdeeva, O. G.,
Sharaev, D. K.,
Markevich, I. N.,
Tinyalova, E. I.,
Bondarenko, G. N.,
Dolgoplosk, B. A.
(1990)
Polymerization of isoprene and piperylene under the action of triphenylmethylneodymium chloride systems,
Polymer Science USSR 32,
308–315.
10.1016/0032-3950(90)90021-W Google Scholar
- Bajpai, U. N. D., Kaspar, M., Trekoval, J. (1984) Effect of the structure of alkyllithium on the polymerization kinetics of isoprene, Collect. Czech. Chem. Commun. 49, 2269–2274.
- Baldwin, F. P. (1979) Modification of low functionality elastomers, Rubb. Chem. Technol, 52, G79–G80.
- BASF (May 24, 1984) Purification method of dienes, Jpn. P. A86-25, (July 23, 1985) Production method of methylisopropylketone and isoprene, Jpn. P. A87-22 731.
- Bayer (November 24, 1967a) Improvement of the stability of cis-1,4 polyisoprene vulcanizates, Jpn. P. B72-6 099.
- Bayer (December 21, 1967b) Separation method of cis-1,4 polyisoprene from hydrocarbon solvents, Jpn. P. B71-38 575.
- Bayer (January 5, 1968) Improved method for production of cis-1,4 polyisoprene, Jpn. P. B74-20 626.
- Bayer (August 8, 1970a) Separation method of polyisoprene from polyisoprene organic solvent solutions containing active catalysts, Jpn. P. B79-30 017.
- Bayer (August 8, 1970b) Separation method of polyisoprene from polyisoprene organic solvent solution containing catalysts, Jpn. P. B79-30 018.
- Boldyrev, A. P. (October 1, 1982) Synthetic rubber charge monomer concentration regulation apparatus, Soviet Union P. 1 109 720.
- Borreiko, Iu. I., Buder, S. A., Korylov, M. B., Elfimov, V. V. (1989) SKI-3A and SKI-3Sh are new promising kinds of cis-1,4 polyisoprene, Kauch. Rezina 1, 8–11.
- Bubnova, S. V., Tverdov, A. I., Vasilev, V. A. (1988) Kinetics of isoprene polymerization under the catalyst of lanthanide carboxylate based catalysts, Vysokomol. Soedin. A30, 1374–1379.
- Chang, B. C., Chen, C. D., Chang, T. C., Ho, S. V. (1990) Effects on the aromatic solvents for the copolymerization rates of isoprene, methyl methacrylate and styrene, J. Polym. Sci. 28, 1539–1547.
- Chang, J. F., Chang, T. C., Ho, S. Y. (1985) Rate constants in the photopolymerization of H2O2-isoprene systems, J. Polym. Sci. Polym. Chem. Ed. 23, 3045–3051.
- Dumas, S., Sledz, J., Schue, F., Raynal, S., Bywater, S., Worsfold, D. J. (1983) Anionic polymerization of isoprene by the complex oligoisoprenyllithium/tertiary polyamines in cyclohexane. 3, Structure study of the polymers by 1H NMR at 100 MHz, Polymer 24, 1291–1293.
- Eakharov, V. V., Anurinko, V. F., Filatova, T. F., Sabelev, V. S., Sadkov, R. V. (1989) Some characteristics of ESR spectrum of titanium complex of isoprene polymerization catalyst, Dokl. Akad. Nauk SSSR 308, 1170–1173.
- Endo, K. (1997) Polymerization of butadiene and isoprene by transition metal compounds - methyl alumoxane, J. Soc. Rubb. Ind. Jpn. 70, 69–79.
- Endo, K., Takakura, Y., Otsu, T. (1994) Polymerization of isoprene with titanium (IV) alkoides and alkylaluminiums catalysts, Mem. Fac. Eng. Osaka City Univ. 35, 59–63.
- Enichem Elastomeri (June 5, 1985) Production method of isoprene polymers and copolymers, Jpn. P. A86-283 608.
- Faust, R., Fehervari, A., Kennedy, J. P. (1987) Living carbocationic polymerization XI. Copolymerization of isobutylene with isoprene. Initial investigations, Br. Polym. J. 19, 379–386.
- Gebauer, U., Oberdörfer, A., Donner, C., Gehrke, K. (1990) Homo- und Copolymerisation von Butadien und Isopren mit Ni/Ti/Al- und Ni/B/Al-Katalysatorsystemen I, Isopren Homopolymerisation, Acta Polymerica 41, 121–124.
- Gebauer, R., Reiche, F., Lutat, H.-L., Gehrke, K. (1991a) Dienpolymerisation in aliphatischen Lösungsmittel III, Untersuchungen zur Überträgerwirkung der Lösungsmittel und zur Copolymerization Butadien/Isopren, Plaste Kautsckuk 38, 5–7.
- Gebauer, U., Oberdörfer, A., Gehrke, K. (1991b) Homo- und Copolymerisation von Butadien und Isopren mit Ni/Ti/Al- und Ni/B/Al-Katalysatorsystemen V, Isoprenhomopolymerisation in n-Heptan, Acta Polymerica 42, 203–206.
- Gong, Z., Guo, C.-L., Zheng, Y.-L., Zhao, L.-Q., Wang, F. S. (1991a) Study on bulk polymerization of isoprene catalyzed by Nd(naph)3-Al(i-Bu)2-H-CH3SiHCl2 system, Chuihua Xuebao 12, 47–51.
- Gong, Z., Guo, C., Zhen, Y., Zhangm, X., Li, B. and Wang, F. (1991b) Bulk copolymerization of butadiene-isoprene with homogeneous Nd catalysts, Proc. Int. Conf. Pet. Refin. Petrochem. Process 2, 775–779.
- Goodrich, B. F. (November 1973) cis-Polyisoprene, Hydrocarbon Processing, 174.
- Goodrich, B. F. (October 30, 1975) Production method of polyisoprene, Jpn. P. A77-54 792.
- Goodrich-Gulf Chemical (November 3, 1967) Catalysts preparation method, and production method of isoprene polymers with this catalysts, Jpn. P. B71-4 184.
- Goodyear (November 19, 1958) Increasing method of the molecular weight of diolefin polymers, Jpn. P. B31-11 249.
- Goodyear (February 2, 1967a) Preparation method of stable and light-color butadiene based polymers, Jpn. P. B71-2 994.
- Goodyear (March 17, 1967b) Treatment methods of the hydrocarbons, Jpn. P. B70-20 086.
- Goodyear (February 22, 1982a) Lowering method of cyclopentadiene content in C5 hydrocarbon flows, Jpn. P. B90-16 734.
- Goodyear (February 22, 1982b) Removal method of cyclopentadiene in C5 hydrocarbon flows, Jpn. P. B90-16 735.
- Goodyear (September 29, 1986) Rubber-like polymers and their production methods, Jpn. P. A91-90 522.
- Hsieh, H. L., Yea, H. C. (1985) Polymerization of butadiene and isoprene with lanthanide catalysts. Characterization and properties of homopolymers and copolymers, Rubb. Chem. Technol. 58, 117–145.
- Hsu, W. L., Halasa, A. F., Wetli, T. T. (1988) Novel ether modifiers for anionic polymerization of isoprene, Rubb. Chem. Technol. 71, 62.
- Huels, C. W. (October 28, 1964) Contact polymerization method of isoprene, Jpn. P. B74-38024.
- Huels, C. W. (May 31, 1986) Production method of polyisoprene having rich 1,2 and 3,4 structures, Jpn. P. A88-17 911.
- Japan Gas Chemical (May 2, 1966) Recovering method of high purity isoprene, Jpn. P. B70-17 408.
- Japan Synthetic Rubber (February 17, 1967a) Production method of high molecular weight polyisoprene, Jpn. P. B70-36 518.
- Japan Synthetic Rubber (October 7, 1967b) Production method of polyisoprene, Jpn. P. B71-2 834.
- Japan Synthetic Rubber (March 2, 1968a) Production method of polyisoprene, Jpn. P. B71-19 053.
- Japan Synthetic Rubber (Jul. 19, 1968b) Production method of high molecular weight polyisoprene, Jpn. P. B72-1 213.
- Japan Synthetic Rubber (November 13, 1968c) Production method of cis-1,4 polyisoprene, Jpn. P. B71-31 340.
- Japan Synthetic Rubber (April 11, 1969a) Production method of polyisoprene, Jpn. P. B72-30 113.
- Japan Synthetic Rubber (November 21, 1969b) Production method of isoprene polymers, Jpn. P. B72-32 313.
- Japan Synthetic Rubber (May 11, 1970a) Production method of rubber-like polymers, Jpn. P. B73-12 193.
- Japan Synthetic Rubber (June 16, 1970b) Coagulation method of polymers or copolymers, Jpn. P. B73-44 672.
- Japan Synthetic Rubber (June 26, 1970c) Preparation method of cyclized polymers, Jpn. P. B73-29 880.
- Japan Synthetic Rubber (July 26, 1970d) Production method of cyclized conjugated diene polymers, Jpn. P. B73-29 879.
- Japan Synthetic Rubber (1970e) Polyisoprene rubber, Process Handbook, Petrochemical Society of Japan.
- Japan Synthetic Rubber (December 7, 1971) Production method of isoprene polymers, Jpn. P. B71-48 156.
- Japan Synthetic Rubber (December 20, 1976) Purification method of isoprene, Jpn. P. B85-21 125.
- Japan Synthetic Rubber (November 20, 1980) Butadiene-isoprene copolymerization rubbers, Jpn. P. B90-47 485.
- Japan Synthetic Rubber (April 7, 1981a) Manufacturing method of cis-1,4 polyisoprene, Jpn. P. B88-8 966.
- Japan Synthetic Rubber (April 30, 1981b) Production method of conjugated diene polymers, Jpn. P. A82-180 614.
- Japan Synthetic Rubber (May 27, 1981c) Separation and purification of C5 fractions, Jpn. P. B89-13 516.
- Japan Synthetic Rubber (July 22, 1981d) Production method of cyclized diene polymers, Jpn. P. B89-35 842.
- Japan Synthetic Rubber (November 30, 1981e) Manufacturing method of cis-1,4 polyisoprene, Jpn. P. B88-9 525.
- Japan Synthetic Rubber (April 27, 1982a) Purification method of hydrocarbons, Jpn. P. A83-188 824.
- Japan Synthetic Rubber (April 30, 1982b) Purification method of hydrocarbons having five carbon atoms, Jpn. P. A83-189 123.
- Japan Synthetic Rubber (January 27, 1983) Production method of polyisoprene based rubbers having the improved green strength, Jpn. P. B91-63 964.
- Kakubo, T., Kawahara, S., Tanaka, Y. (1999) Synthesis and characterization of cis-1,4 polyisoprene esterified with stearic acid, J. Soc. Rubb. Ind. Jpn. 72, 620–625.
- Kawahara, S., Nishiyama, N., Matsuura, A., Kakubo, T., Tanaka, Y. (1999) Crystallization behavior of natural rubber. I. Effect of mixed fatty acid on the crystallization of cis-1,4 polyisoprene, J. Soc. Rubb. Ind. Jpn. 72, 288–293.
- Khchaturov, A. S., Ibanova, V. P., Abramenko, E. L., Estrin, A. S., Valuev, V. I. (1989) Study on the formation of the initial fragment of polyisoprene chain with heterogeneous Ziegler catalysts by multinuclear NMR, Dokl. Akad. Nauk SSSR 305, 390–395.
- Kormer, V. A., Makeeva, A. R., Moroeov, Iu. L., Gureva, E. S. (1986) Characteristics of the microstructure of polyisoprene produced in the presence of rare metal catalysts, Kauch. Rezina 1, 5–8.
- Kowalski, R. C. (1989) Extruder halogenation of butyl rubber, Chem. Eng. Prog. 85, 67–73.
- Kuraray (December 27, 1972) Preparation method of granular rubbers, Jpn. P. A74-97 077.
- Kuraray (May 5, 1973) Preparation method of non-sticky rubber goods, Jpn. P. B82-10 139.
- Kuraray (May 20, 1983) Production method of isoprene, Jpn. P. B87-45 212.
- Kuraray (March 5, 1984) Production method of cyclized compounds based on conjugated dienes, Jpn. P. A85-186 505.
- Lee, D., Ahn, T. (1988) 1,4-trans Polymerization of isoprene with lanthanide metal/organic aluminium catalyst system, Polymer 39, 713–715.
- Madani, A. E., Favier, J.-C., Hemery, P., Sigwalt, P. (1990) Kinetics of the polymerization of isoprene initiated by α,ω-dilithiopolyisoprene in hexane, Makromol. Chem. Rapid. Commun. 11, 329–335.
- Makani, S., Brigodiot, M., Marechal, E., Durand, J.-P., Darwans, F. (1984) Chemical modification of chlorinated rubbers. II. Study of chlorinated natural rubber modified by amino-esters, J. Appl. Polym. Sci. 29, 4091–4106.
- Michelin (May 16, 1966, February 10, 1967) Catalysts for cis-1,4 polymerization, Jpn. P. B71-3 460.
- Mikulenko, N. A., Poluektova, L. E., Masagutova, L. V., Evstratov, V. F. (1986) Effect of protein on the structure and physical properties of isoprene rubbers and its vulcanizates, Kauch. Rezina 2, 12–14.
- Monsanto (December 24, 1973) Separation method of dienes from organic mixtures, Jpn. P. B81-19 325.
- Morawetz, H. (1985) Polymers. The Origins and Growth of a Science, New York: John Wiley & Sons.
- Morries, P. J. T. (1999) The American Synthetic Rubber Research Program, Univ. Pennsylvania Press.
- Naito, K., Masuda, K., Imamura, T. (1996) Dilatometric measurement of polyisoprenes on stretching, J. Soc. Rubb. Ind. Jpn. 69, 566–572.
- Nippon Zeon (May 25, 1966) Polymerization prevention method of isoprene and /or 1,3-pentadiene, Jpn. P. B70-17 409.
- Nippon Zeon (April 26, 1967) Prevention method for polymerization of conjugated dienes, Jpn. P. B70-19 683.
- Nippon Zeon (July 15, 1968) Recovering method of high purity isoprene, Jpn. P. B72-41 323.
- Nippon Zeon (July 9, 1969a) Production method of improve cis-1,4 polyisoprene, Jpn. P. B73-12 071.
- Nippon Zeon (July 18, 1969b) Production method of cis-1,4 polyisoprene, Jpn. P. B72-11 815.
- Nippon Zeon (October 27, 1971) Production method of cis-1,4 polyisoprene, Jpn. P. B78-36 514.
- Nippon Zeon (February 28, 1972) Preparation method of cis-1,4polyisoprene, Jpn. P. B79-42 032.
- Nippon Zeon (August 1, 1973) Separation method of C5 fractions, Jpn. P. B80-23 809.
- Nippon Zeon (October 9, 1975) Production method of cis-1,4 polyisoprene, Jpn. P. A77-45 691.
- Nippon Zeon (November 21, 1978a) Purification method of vinyl monomers, Jpn. P. B87-6 525.
- Nippon Zeon (November 21, 1978b) Production method of cis-1,4 polyisoprene, Jpn. P. B89-12 763.
- Nippon Zeon (March 23, 1982a) Purification method of C5 hydrocarbons, Jpn. P. B90 1 809.
- Nippon Zeon (May 23, 1982b) Purification method of C5 hydrocarbons, Jpn. P. B90-1 809.
- Nippon Zeon (August 19, 1983) Production method of isoprene, Jpn. P. A85-42 338.
- Nippon Zeon (March 3 1984) Purification method of unsaturated hydrocarbons, Jpn. P. B91-48 890.
- Nordsiel, K. H., Wolpers, J. (1990) High Tg polyisoprenes for superior wet grip of tire treads, Kautsch. Gummi Kunstst. 43, 755–760.
- Novikova, E. V., Balashova, N. N., Poliakocva, G. R., Poliakoval, Iu. (1986) Characteristics of isoprene polymerization with lithium-sodium two metals mixture catalyst systems in non-polar solvents, Vysokomol. Soedin. A28, 1629–1633.
- Novikova, G. E., Karlina, I. A., Sidorovich, E. A., Kormer, V. A., Lobach, M. I., Shibaeva, A. N., Churliaeva, L. A. (1988) The structure and low temperature properties of cis-1,4 butadiene and isoprene copolymers, Vysokomol. Soedin. A30, 1357–1361.
- Ouchi Shinko Kagaku (March 30, 1973) Stabilization method of polymerizable unsaturated compounds, Jpn. P. A74-124 001.
- Petro-Tex Chemical (March 8, 1966) Purification method of unsaturated hydrocarbons, Jpn. P. B70-17 646.
- Phillips Petroleum (May 23, 1958) Preparation method copolymers, Jpn. P. B61-15 386.
- Phillips Petroleum (April 28, 1967) Polymerization method of isoprene, Jpn. P. B71-19 054.
- Phillips Petroleum (January 30, 1969) Polymerization methods of conjugated dienes and monovinyl substituted aromatic compounds using polyfunctional polymerization initiators, Jpn. P. B77-21 031.
- Piskareca, E. P., Kovalev, N. F, Grechanovskii, V. A., Kormer, V. A. (1986) Molecular structures and viscoelastic properties of polyisoprene polymerized with rare earth element based catalysts, Kauch. Rezina 3, 11–13.
- Poliakov, D. K., Balashova, N. I., Poliakova, G. R., Shikhareva, L. Iu. (1986) Characteristics of isoprene polymerization with metal lithium catalyst in the non-polar solvents, Acta Polym. 35, 8–13.
- Polyfile (1991) 8, 72.
- Prochukhan, Iu., Minsker, K. S., Karpasas, M. M., Berlii, Al. Al., Bakhitova, R. Kh., Enikolorian, N. S. (1988) Effects of mixing methods on the characters of ultra-high speed polymerization processes, Vysokomol. Soedin. A30, 1259–1262.
- Ren, R. (1993) Polymer supported Ziegler-Natta catalysts for isoprene polymerization, J. Polym. Sci. 31, 1561.
- Ricci, G., Boffa, G., Porri, L. (1986) Polymerization of 1,3-dialkenes with neodymium catalyst. Some remarks on the influence of the solvent, Makromol. Chem. Rapid Commun. 7, 355–359.
- Shell International Research (January 29, 1962) Preparation method of block copolymers, Jpn. P. B65-23 789.
- Shell International Research (May 18, 1982a) Improvement methods of the quality of hydrocarbons containing conjugated diolefins, Jpn. P. B91-73 529.
- Shell International Research (October 27, 1982b) Production method of polyisoprene, Jpn. P. B84-93 704.
- Shell International Research (December 24, 1984) Removal method of phenolic type polymerization inhibitors from polymerizable conjugated dienes, Jpn. P. A86-158 936.
- Shen, T.-C., Ouyan, C., Wang, F.-S., Hu, C.-Y., Yu, F.-S. (1980) The characteristics of lanthanide coordination catalysts and the cis-1,4 polydienes prepared therewith, J. Polym. Sci. Polym. Chem. Ed. 18, 3345–3357.
- Shpakov, P. P., Zak, A. V., Perlin, B. A., Abramzon, I. M., Lvron, V. A. (1983) Computer control of isoprene polymerization, Int. Polym. Sci. Technol. 10, T122–T123.
- SNAM Progetti (May 21 1974, March 21 1975) Removal method of acetylene compounds, Jpn. P. B80-4 725.
- Soga, K., Yamamoto, K., Chen, S.-I. (1981) A conventional method for the preparation of a highly active SiO2-supported CoCl2 catalyst for the polymerization of isoprene, Polym. Bull., 5, 1–4.
- Staudinger, M., Hopff, H., Kuhn, H. (1969) Das Wissenschaftliche Werk von Hermann Staudinger, pp. 22, 40. Basel: I Hüthing.
- Sumitomo Chemical (April 18, 1977) Preparation method of liquid polymers, Jpn. P. A78-129 277.
- Sumitomo Chemical (February 17, 1986a) Improvement method of resilience of vulcanizated rubbers, Jpn. P. A87-190 237.
- Sumitomo Chemical (July 30, 1986b) Dienes based polymers and their production methods, Jpn. P. B91-35 607.
- Tokai Denka (March 13, 1987) Prevention method of the formation of popcorn-polymers, Jpn. P. A88-223 003.
- Tosoh (July 22, 1981) Production method of cyclized diene polymers, Jpn. P. B 90–2 882.
- Tosoh (November 26, 1982) Production method of high purity cyclized isoprene polymers, Jpn. P. B 89–36 481.
- Toyo Soda (March 12, 1984) Production method of trans-1,4 polyisoprene, Jpn. P. A85-190 407.
- UOP (March 4, 1985) Separation method of isoprene, Jpn. P. B91-39 493.
- Velichkova, R., Toncheva, V., Getova, C., Pavlova, S., Dubrovina, L., Gladkova, E., Ponomareva, M. (1991) Styrene-isoprene block copolymers. I. Synthesis and solution properties, J. Polym. Sci. A29, 1107–1112.
- Vysotskaia, T. B., Kornilova, T. A., Shmagin, V. P. (1990) Isoprene polymerization with diamyl magnesium-lithium t-butoxide initiator systems, Vysokomol. Soedin. B 32, 616–619.
- Yoshikawa, R., Shida, K., Harima, H. (1978) On the synthetic trans-1,4 polyisoprene, J. Soc. Rubb. Ind. Jpn. 51, 48–52
- Yatsuyanagi, F., Kaido, H., Ito, M. (1994) Effects of molecular weight on the carbon-gel structure in black filled natural rubber, J. Soc. Rubb. Ind. Jpn. 67, 707–713.
- Yatsuyanagi, F., Kaido, H., Kaida, N., Ito, M. (1997) Effect of chemical structure and molecular weight of rubber on the content and structure of carbon-gel in black filled rubber system, J. Soc. Rubb. Ind. Jpn. 70, 274–279.
- Zakharov, V. V., Anufrienko, V. F. (1991) ESR identification of formation stages TiCl3 particles in catalysts for isoprene polymerization, React. Kinet. Catal. Lett. 43, 343–347.
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