Title:
IMMERSION OILS HAVING LONG SERVICE LIFE
Document Type and Number:
Japanese Patent JP2021162859
Kind Code:
A
Abstract:
To provide an immersion oil having improved properties, especially improved properties with regard to long-term stability.SOLUTION: An immersion oil for microscopy contains a) a first diester A1 based on a tricyclodecane group K having one functional group and a first hydrocarbon derivative C1 having two functional groups, and b) a second diester A2 based on the tricyclodecane group K having one functional group and a second hydrocarbon derivative C2 having two functional groups, where C1 and C2 are different. Also provided are the use thereof and a production method thereof.SELECTED DRAWING: Figure 1
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Inventors:
JAKOB BENEDIKT JAEGER
MATTHIAS KRIEG
HANS-JOACHIM WEIPPERT
MATTHIAS KRIEG
HANS-JOACHIM WEIPPERT
Application Number:
JP2021044578A
Publication Date:
October 11, 2021
Filing Date:
March 18, 2021
Export Citation:
Assignee:
ZEISS CARL JENA GMBH
International Classes:
G02B21/33; C07C69/44
Attorney, Agent or Firm:
Sakamoto International Patent and Trademark Office