Fibrous material having good dimensional and heat stability

Details Fibrous material having good dimensional and heat stability Fibrous material having good dimensional and heat stability

1980-05-05

1982-07-27

Chin, Peter

Paper making and fiber liberation

Processes and products

Multi-layer waterlaid webs or sheets

162135, 162136, 162145, 162158, 1621643, 1621681, 428159, 428288, 428290, 4283166, 428507, 428514, 428537, D21H 140, D21H 302

Patent

active

043415970

ABSTRACT:
Fibrous material is provided comprising cellulose fibers and mineral wool fibers in a weight ratio within the range from about 3:7 to about 10:1, impregnated with an amount of a water-soluble polyoxyalkylene ether alcohol sufficient to impart dimensional stability thereto and having the formula:

REFERENCES:
patent: 2615806 (1952-10-01), Marsh et al.
patent: 3674632 (1972-07-01), Wennergren et al.

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