A process for producing microcapsules comprises forming microcapsules having wall films of an amine-aldehyde condensation polymer in an emulsion of a hydrophobic core substance in an acid aqueous solution containing an anionic water-soluble polymer which is a copolymer of acrylic acid, an acrylamidealkylsulfonic acid and an alkyl acrylate.
申请公布号
DE69304990(T2)
申请公布日期
1997.05.07
申请号
DE1993604990T
申请日期
1993.05.12
申请人
NIPPON PAPER INDUSTRIES CO. LTD., TOKIO/TOKYO, JP
发明人
MURANO, TSUTOMU, C/O RES. OF PRODUCT DEV., 1-CHOME, SHINJUKU-KU, TOKYO, JP;NISHIKUBO, TOSHIFUMI, C/O RES. OF PRODUCT DEV., 1-CHOME, SHINJUKU-KU, TOKYO, JP