Antifreezing agent

Details Antifreezing agent Antifreezing agent

1984-09-07

1986-01-21

Lieberman, Paul

Compositions

Frost-preventing, ice-thawing, thermostatic, thermophoric,...

260112R, 260117, 260119, 260121, 252 73, C09K 506

Patent

active

045656436

ABSTRACT:
An antifreezing agent used in an aqueous medium system comprising a protein which is enzymatically modified with covalent incorporation of an amino acid ester. The antifreezing agent can keep an unfrozen state of the system down to -10.degree. C., and does not exert any harmful effect to biological bodies.

REFERENCES:
patent: 3712865 (1973-01-01), Evans et al.
Ananthanarayanan et al., "A Synthetic Polypeptide with Antifreeze Activity," Nature (London) 1977, 268(5620), 560-561, (CA 88: 984r).
Slaughter et al., "Antifreeze Proteins from the Sea Raven . . . ," J. Biol. Chem. 1981, 256(4), 2022-2026, (CA 94: 98314u).
Watanabe et al., "Proteinaceous Surfactants Produced from Gelatin by Enzymatic Modification . . . ," J. Food Science 1981, 46, 1467-1469.
Knight et al., "Fish Antifreeze Protein and the Freezing and Recrystallization of Ice," Nature (London) 1984, 308(5956), 295-296, (CA 100: 170225c).

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