Chemical Abstracts, vol. 115, No. 14, Oct. 7, 1991 Columbus, Ohio, US; abstract No. 141396p, H. Yamaguchi: p. 329; XP000318062 see abstract & JP 03 083842 A (ID.), 4/91. |
Database WPI Week 9333 Derwent Publications Ltd., London, GB; AN 93-261505 XPOO2086262 & JP 05 178646 A (NGK Insulators et al.) see abstract. |
Database WPI Week 9528 Derwent Publications Ltd., London, GB; AN 95-213136 XPOO2086263 & JP 07 126504 A (Sekisui Chem Ind) see abstract. |
Database WPI Week 9502 Derwent Publications Ltd., London, GB; AN 95-012020 XP002086264 & JP 06 299055 A (Sekisui Chem Ind) see abstract. |
Chemical Abstracts, vol. 116, No. 8, Feb. 24, 1992 Columbus, Ohio, US: abstract No. 65823d, K. Tanaka et al.: p. 408, XP000375434 see abstract & JP 03 197373 A (ID.) 2/1992. |