单词 | ladder polymer |
释义 | > as lemmasladder polymer ladder polymer n. a polymer in which pairs of long straight-chain molecules are joined by recurring cross-links. ΘΚΠ the world > matter > chemistry > polymer chemistry > polymers > [noun] > types (by structure) > cross-linked ladder polymer1971 1971 New Scientist 24 June 761/2 The use of conventional straight-chain polymers seems to be restricted by an upper temperature limit of about 550°C, but the ladder polymers (so-called because of their integral cross-linked structure) offer more exciting possibilities. 1974 Sci. Amer. Mar. 66/3 Ladder polymers, or double chains, are found in amphibole minerals, such as one form of asbestos. < as lemmas |
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