Invention Grant
- Patent Title: Polyisocyanate mixtures
- Patent Title (中): 多异氰酸酯混合物
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Application No.: US13811088Application Date: 2011-07-15
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Publication No.: US09458318B2Publication Date: 2016-10-04
- Inventor: Dorota Greszta-Franz , Hans-Josef Laas , Reinhard Halpaap , Dieter Mager , Hans-Ulrich Meier-Westhues
- Applicant: Dorota Greszta-Franz , Hans-Josef Laas , Reinhard Halpaap , Dieter Mager , Hans-Ulrich Meier-Westhues
- Applicant Address: DE Leverkusen
- Assignee: Covestro Deutschland AG
- Current Assignee: Covestro Deutschland AG
- Current Assignee Address: DE Leverkusen
- Agency: Drinker Biddle & Reath LLP
- Priority: DE102010031683 20100720
- International Application: PCT/EP2011/062175 WO 20110715
- International Announcement: WO2012/010523 WO 20120126
- Main IPC: C08G18/72
- IPC: C08G18/72 ; C08L75/04 ; C08G18/38 ; C08G18/42 ; C08G18/66 ; C08G18/76 ; C08G18/78 ; C08G18/79 ; G02B1/04
Abstract:
The invention relates to novel solvent-free, monomer-depleted polyisocyanate mixtures, and to the use thereof for producing light-resistant and weather-resistant polyurethane bodies with high optical refraction and low optical dispersion.
Public/Granted literature
- US20130158146A1 POLYISOCYANATE MIXTURES Public/Granted day:2013-06-20
Information query
