您的位置: 首页 > 农业专利 > 详情页

COMPOSITIONS D'HYDROGEL PRESENTANT UNE SEPARATION DE PHASES AU CONTACT D'UNE SUBSTANCE AQUEUSE
专利权人:
CORIUM INTERNATIONAL;A.V. TOPCHIEV INSTITUTE OF PETROCHEMICAL SYNTHESIS
发明人:
SINGH, PARMINDER,CLEARY, GARY W.,MUDUMBA, SRI,FELDSTEIN, MIKHAIL M.,BAIRAMOV, DANIR F.
申请号:
CA2526161
公开号:
CA2526161C
申请日:
2004.05.17
申请国别(地区):
CA
年份:
2012
代理人:
摘要:
A composition is provided, wherein the composition comprises a water-swellable, water-insoluble polymer or a water-soluble polymer, a blend of ahydrophilic polymer and a complementary oligomer capable of hydrogen bondingto the hydrophilic polymer. The composition also includes a second water-swellable, water-insoluble polymer that provides for a phase separating filmforming composition. Active ingredients, such as a whitening agent, may beincluded. The composition finds utility as an oral dressing, for example, atooth whitening composition that is applied to the teeth in need of whitening,and removed when the degree of whitening has been achieved. In certainembodiments, the composition is translucent. Methods for preparing and usingthe compositions are also disclosed.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

意 见 箱

匿名:登录

个人用户登录

找回密码

第三方账号登录

忘记密码

个人用户注册

必须为有效邮箱
6~16位数字与字母组合
6~16位数字与字母组合
请输入正确的手机号码

信息补充