Press roll and manufacturing method therefor

Details Press roll and manufacturing method therefor Press roll and manufacturing method therefor

1980-12-17

1984-03-20

Jacobs, Lewis T.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Shaping against forming surface

29132, 264279, 264275, 524871, 524873, 524875, C08K 334

Patent

active

044380631

ABSTRACT:
A press roll comprises an inorganic powder and a polyurethane obtainable by reacting an organic isocyanate and an organic compound having a functional group which reacts therewith. This roll is preferably used as a top press roll for manufacturing paper.

REFERENCES:
patent: 2983990 (1961-05-01), Stevenson et al.
patent: 3087231 (1963-04-01), Martin et al.
patent: 3470121 (1969-09-01), Cobbledick
patent: 3673025 (1972-06-01), Fukuyama et al.
patent: 3705072 (1972-12-01), Rosvold
patent: 3757398 (1973-09-01), Urban
patent: 3983065 (1976-09-01), Olstowski
patent: 4256034 (1981-03-01), Kusters et al.
Adiprene Bulletin No. 1, Adiprene L-315, Apr. 1963, Development Products Report No. 10, Mar. 15, 1958.

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