Database WPI, Section CH, Week 199550, Derwent Publications Ltd., London; GB; AN 1995-389545; XP002161242 & JP 07 266516 A (Toray Ind Inc), Oct. 17, 1995, abstract. |
Database WPI, Section CH, Week 198540, Derwent Publications Ltd., London; GB; AN 1985-246476; XP002161243 & JP 60 162645 A (Tokuyama Soda KK) Aug. 24, 1985, abstract. |
Database WPI, Section CH, Week 199551, Derwent Publications Ltd., London; GB; AN 1995-400309; XP002161244 & JP 07 276585 A (Toray Ind Inc), Oct. 24, 1995, abstract. |
Database WPI, Section CH, Week 199946, Derwent PublicationS Ltd., London; GB; AN 1999-544506; XP002161245 & JP 11 235796 A (Achilles Corp KK), Aug. 31, 1999, abstract. |
Database WPI, Section CH, Week 199522, Derwent Publications Ltd., London; GB; AN 1995-166945; XP002161246 & JP 07 089022 A (Mitsui Toatsu Chem Inc), Apr. 4, 1995, abstract. |
Database WPI, Section CH, Week 199009, Derwent Publications Ltd., LondON; GB; AN 1990-064078; XP002161247 & JP 02 018044 A (Chisso Corp), Jan. 22, 1990, abstract. |