Bio-based adhesive for electrical insulation
AssigneesIndian Institute of Technology Madras (Iit Madras), Hitachi Energy Ltd
InventorsVishal SRIVASTAVA, Lars Erik SCHMIDT, Susy VARUGHESE, Sruthi LALITHA, Abhijit Prakash DESHPANDE
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Abstract
The present disclosure is providing a bio-based adhesive composition which is water-based. The adhesive composition includes bioprotein, salt of carboxymethyl cellulose, gum, alkali and a solvent. The adhesive composition is prepared at ambient conditions. The adhesive composition is useful for insulation of the electric material, especially for pressboard for a transformer which requires good adhesive for imparting good mechanical and electrical strength.
Claims17
1-19. (canceled)
An adhesive composition comprising:
- a. Bioprotein in an amount of 8 to 30 wt. % based on the weight of the adhesive composition;
- b. salt of carboxymethyl cellulose;
- c. gum;
- d. alkali;
- and
- e. solvent being water in an amount of 75-90 wt. % based on the weight of the adhesive composition,
- and wherein the adhesive composition is free of an organic solvent.
Dependencies are inferred from the claim text.