Adhesive |
|||||||
| 申请号 | JP3959082 | 申请日 | 1982-03-15 | 公开(公告)号 | JPS57168970A | 公开(公告)日 | 1982-10-18 |
| 申请人 | Johnson & Johnson; | 发明人 | DONARUDO EFU DOONAATO; AASAA ESU HIRU; | ||||
| 摘要 | A pressure-sensitive adhesive composition having the capacity to absorb from about 15 to about 40% of its own weight in water comprises; (a) from about 30 to about 80 parts by weight of a pressure-sensitive adhesive component selected from the group consisting of natural rubber, silicone rubber, acrylonitrile rubber, polyurethane rubber, polyisobutylene and acrylic polymers; (b) from about 30 to about 80 parts by weight of a moisture absorbing component selected from the group consisting of karaya gum, locust bean gum, sodium acrylates, polyvinylalcohol, powdered pectin, gelatin, carboxymethylcellulose, high molecular weight carbowax, and carboxypolymethylene; and (c) from about 2% to about 20% by weight based on the total weight of said adhesive composition of silica. The invention also includes a pressure-sensitive surgical sheet material comprising a thin pliable substrate bearing on at least one surface thereof a composition as defined above. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
QQ群二维码
意见反馈
意见反馈