Pre-treatment of non-wovens

Details Pre-treatment of non-wovens Pre-treatment of non-wovens

1975-03-25

1977-04-12

Hoffman, James R.

Coating processes

Electrical product produced

Welding electrode

427189, 427195, 427246, 427390R, B05D 302, D06B 100

Patent

active

040176517

ABSTRACT:
Process for pre-strengthening a non-woven textile fibre fleece obtained by the wet process wherein a heat-sensitive latex mixture whose coagulation point does not substantially change on dilution is applied in a finely divided form to the surface of the wet fleece and the fleece is then heated to a temperature at which the latex mixture coagulates to form a gel-like film.

REFERENCES:
patent: 3137589 (1964-06-01), Reinhard et al.
patent: 3407164 (1968-10-01), Schmidt
patent: 3811923 (1974-05-01), Hammer et al.

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