Patent ID: 11939510
Assignee: MERCK PATENT GMBH
Field: Basic materials chemistry (Chemistry)
Classification: CPC C | IPC C  G

Claim 26:
27. The LC material according to claim 1, wherein the rod-shaped mesogenic group MG has formula MG

-(A1D-Z1D)n-A2D-  MG, wherein
A1D and A2D denote, in case of multiple occurrence independently of one another, an aromatic or alicyclic group, which optionally contains one or more heteroatoms selected from N, O and S, and is optionally mono- or polysubstituted by L1,
L1 has each and independently one of the meanings as given above in formula T,
Z1D denotes, in case of multiple occurrence independently of one another, —O—, —S—, —CO—, —COO—, —OCO—, —S—CO—, —CO—S—, —O—COO—, —CO—NR00—, —NR00—CO—, —NR00—CO—NR000, —NR00—CO—O—, —O—CO—NR00—, —OCH2—, —CH2O—, —SCH2—, —CH2S—, —CF2O—, —OCF2—, —CF2S—, —SCF2—, —CH2CH2—, —(CH2)n1, —CF2CH2—, —CH2CF2—, —CF2CF2—, —CH═N—, —N═CH—, —N═N—, —CH═CR00—, —CY1═CY2—, —C═C—, —CH═CH—COO—, —OCO—CH═CH— or a single bond,
R00 and R000 independently of each other denote H or alkyl with 1 to 12 C-atoms,
Y1 and Y2 independently of each other denote H, F, Cl or CN,
n is 1, 2, 3 or 4, and
n1 is an integer from 1 to 10.