Solutions of polyethylenimine or a hydrophilic derivative thereo

Details Solutions of polyethylenimine or a hydrophilic derivative thereo Solutions of polyethylenimine or a hydrophilic derivative thereo

1974-10-07

1980-12-30

Lesmes, George F.

Ships

Building

Antifriction surfaces

428411, 428469, 525113, 525186, 428417, 428418, 428514, 428528, 428461, 428463, 428537, 428539, 428413, 428457, 428500, 106 1505, B63B 134

Patent

active

042416825

ABSTRACT:
Solutions of polyethylenimine or a hydrophilic derivative thereof and a hydrophilic acrylic polymer for coating watercraft below the waterline. The coating results in reduced drag by the water on the watercraft as it travels through the water. The coating also acts as a glaze coating which protects and increases the life of paint on the surfaces over which it is coated.

REFERENCES:
patent: 2489228 (1949-11-01), Rudd
patent: 2865702 (1958-12-01), Bruner
patent: 3471359 (1969-10-01), Goldstein
patent: 3702778 (1972-11-01), Mueller et al.
patent: 3786113 (1974-01-01), Vassileff
patent: 3821145 (1974-06-01), Walus
patent: 3864153 (1975-02-01), Enomoto
patent: 4082884 (1978-04-01), DeLong

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