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Dive into the research topics where Lal Chand Vishwakarma is active.

Publication


Featured researches published by Lal Chand Vishwakarma.


Archive | 1996

Benzotriazole based UV absorbers and photographic elements containing them

Lal Chand Vishwakarma; Glenn Monroe Brown


Archive | 1992

Photographic elements incorporating polymeric ultraviolet absorbers

Tienteh Chen; Edward Schofield; Hwei-Ling Yau; Lal Chand Vishwakarma


Archive | 1995

Benzotriazole based UV absorbing compounds and photographic elements containing them

Lal Chand Vishwakarma; Glenn Monroe Brown


Archive | 1995

Benzotriazole based UV absorbing monomers and photographic elements containing polymers formed from them

Lal Chand Vishwakarma


Archive | 1993

Process for the preparation of binary sensitizing dyes

Lal Chand Vishwakarma; Chin Hsin Chen


Archive | 1996

2-hydroxyphenyl benzotriazole based UV absorbing polymers with particular substituents and photographic elements containing them

Lal Chand Vishwakarma; Hwei-Ling Yau; Tienteh Chen


Archive | 1996

Photographic element containing ultraviolet absorbing polymer

Tienteh T. Chen; Lal Chand Vishwakarma; Hwei Ling Yau


Archive | 1995

2'-hydroxyphenyl benzotriazole based UV absorbing polymers and photographic elements containing them

Lal Chand Vishwakarma; Hwei-Ling Yau; Tienteh Chen


Archive | 1997

Process for the preparation of benzotriazole derivatives

Lal Chand Vishwakarma; Victor LaVonne Mylroie; Louis Francis Valente; Barry Francis Briffa


Archive | 1996

Method of synthesizing tert-amido-substituted 2-(2'-hydroxyphenyl) benzotriazole compounds in a one-step process

Lal Chand Vishwakarma; Victor LaVonne Mylroie

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