CA1293082C - Lentilles corneennes gonflant tres peu, contenant des chaines d'unites decopolymere bloque polysiloxane-polyoxyalkylene
- Google Patents
Lentilles corneennes gonflant tres peu, contenant des chaines d'unites decopolymere bloque polysiloxane-polyoxyalkylene
Info
Publication number
CA1293082C
CA1293082CCA000551005ACA551005ACA1293082CCA 1293082 CCA1293082 CCA 1293082CCA 000551005 ACA000551005 ACA 000551005ACA 551005 ACA551005 ACA 551005ACA 1293082 CCA1293082 CCA 1293082C
Authority
CA
Canada
Prior art keywords
carbon atoms
formula
independently
group
alkyl
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ciba Geigy AGfiledCriticalCiba Geigy AG
Priority to CA000551005ApriorityCriticalpatent/CA1293082C/fr
Application grantedgrantedCritical
Publication of CA1293082CpublicationCriticalpatent/CA1293082C/fr
Verrres de contact mouillables, flexibles, permeables a l'oxygene, avec une ossature renfermant des sequences copolymeriques polysiloxane-polyoxyalkylene; utilisation
Verre de contact humidifiable, flexible, permeable a l'oxygene, renfermeant des unites copolymeriques sequences de polysiloxane-polyoxyalkylene comme squelette
Lentille de contact pratiquement résistante au gonflement contenant des copolymères séquencés avec unités polysiloxane-polyoxyalkylène dans la chaîne principale