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US5226925A Composition of matter for allophanate encapsulation in an aromatic-aliphatic 失效
脲基甲酸酯包封在芳族脂族中的物质组成

Composition of matter for allophanate encapsulation in an
aromatic-aliphatic
摘要:
A composition of matter comprising a mixture of:a) p-nonyl-co-p-phenylcalix[8]arene monoallophanate;b) p-nonyl-co-p-phenylcalix[8]arene diallophanate;c) p-nonyl-co-p-phenylcalix[8]arene triallophanate;d) p-nonyl-co-p-phenylcalix[8]arene tetraallophanate;e) p-nonyl-co-p-phenylcalix[8]arene pentallophanate;f) p-nonyl-co-p-phenylcalix[8]arene hexaallophanate;g) p-nonyl-co-p-phenylcalix[8]arene heptaallophanate; andh) p-nonyl-co-p-phenylcalix[8]arene octaallophanate.
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