2,2 '- bis (- 2,2', 2 '' - tris (5.6 - dihydro - 4 - 1.3 - oxazines

摘要

1411640 Cross-linking a carboxylic polymer BAYER AG 26 Oct 1972 [27 Oct 1971] 49481/72 Heading C3P [Also in Division C2] In Example 12, a copolymer containing copolymerized units of 50% styrene 15% acrylic acid and 35% n-butylacrylate is cross-linked by reaction with 1,4-bis-(5SP1/SP,6SP1/SP-dihydro-4SP1/SPH-1SP1/SP,3SP1/SP- oxazin-2SP1/SP-yl)-benzene