Nonionic surfactant type vesicle dispersion

Details Nonionic surfactant type vesicle dispersion Nonionic surfactant type vesicle dispersion

1983-07-18

1985-08-20

Miller, Edward A.

Compositions

Preservative agents

Anti-corrosion

252312, 264 41, B01J 1300

Patent

active

045363242

ABSTRACT:
A nonionic surfactant type vesicle dispersion comprising vesicles, dispersed in an aqueous medium, composed of (A) 100 parts by weight of at least one ethoxylate selected from the group consisting of polyoxyethylene castor oil ethers and polyoxyethylene hardened castor oil ethers and (B) 3 to 30 parts by weight of sorbitan polyesters of long-chain fatty acids.
This nonionic surfactant type vesicle dispersion can include a hydrophilic or hydrophobic effective component in a state isolated from an aqueous medium.

REFERENCES:
patent: 4217344 (1980-08-01), Vanlerberghe et al.
patent: 4344968 (1982-08-01), Aoda et al.
patent: 4350705 (1982-09-01), Hamano et al.
Okahata et al., Journal of Colloid & Interface Science, vol. 82, No. 2, 1981, pp. 401-417.
Hisao Tsutsumi, "Solution Behavior of Nonionic Surfactants with Multi Hydrophobic Chains in Water", Nippon Kagaka Kaishi, 1981, (11), pp. 1691-1696.

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