Ciba Specialty Chemicals Corporation

Sandoz Ag

Vadiraj Subbanna Ekkundi

Paul Adriaan Van Der Schaaf

Chandrasekhar Dayal Mudaliar

Vilas N Mumbaikar

Niranjan Paingankar

Gerardus De Keyzer

Martin Studer

Frank Bienewald

Urs Siegrist

Hans-Peter Jalett

Taher Yousaf

Surendra Umesh Kulkarni

Stefan Burkhardt

Pradeep Jeevaji Nadkarni

Kishore Ramachandra Nivalkar

The invention relates to novel liquid crystal displays comprising a broad backlight emission around 530 nm and a green color filter containing a phthalocyanine colorant, most adequately tetrahydroxy- or tetraalkoxy-substituted but lacking solubilizing groups.

Liquid crystal display and colour filter with improved transparency for green light

Disclosed is a process for the preparation of a compound of formula wherein wherein R, Rand n are as defined above, in the presence of a nickel or cobalt catalyst.

Process for the preparation of phenethylamine derivatives

Disclosed is a process for the preparation of a compound of the formula (1) wherein R is unsubstituted or substituted sing reacting a compound of the formula (2) with a compound of the formula (3) in the presence of an aqueous base ransfer catalyst.

Process for the preparation of substituted phenylacetonitriles

There is described a four step process for the production of halogeno-o-hydroxydiphenyl compounds having the formula

Process for the production of halogeno-o-hydroxydiphenyl compounds

Growing community of inventors

Mumbai, India

Vadiraj Subbanna Ekkundi