Process for sizing substrate and products obtained thereby

Details Process for sizing substrate and products obtained thereby Process for sizing substrate and products obtained thereby

1977-10-27

1978-09-05

Welsh, M. J.

Coating processes

Immersion or partial immersion

Cellulosic base

8 18A, 428411, D06P 500

Patent

active

041121554

ABSTRACT:
Sizing bath for a non-woven cellulose based substrate in which the bath has a pH of 2 to 12 and contains as sizing agent at least one anionic latex of at least one copolymer of which the vitreous transition temperature is -40.degree. C. to +120.degree. C. and of which the K value is 55 to 130, the copolymer containing in interpolymerized form:

REFERENCES:
patent: 3800375 (1974-04-01), Harper et al.
patent: 3813262 (1974-05-01), Shelton et al.
patent: 3853594 (1974-12-01), Moroff et al.

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