Paper making and fiber liberation – Processes and products – Non-fiber additive
Patent
1983-07-07
1985-06-11
Chin, Peter
Paper making and fiber liberation
Processes and products
Non-fiber additive
162180, 106218, 106238, D21H 334
Patent
active
045226865
ABSTRACT:
Described are sizing compositions in the form of aqueous dispersions comprising a hydrophobic cellulose-reactive sizing agent such as a ketene dimer, fortified rosin and a water-soluble, nitrogen-containing cationic dispersing agent. The compositions are highly efficient internal or surface sizing agents for paper and maximize the advantages of each sizing component while minimizing the disadvantages.
REFERENCES:
patent: 3130118 (1964-04-01), Chapman
patent: 3212961 (1965-10-01), Weisgerber
patent: 3957574 (1976-05-01), Anderson
patent: 3966654 (1976-06-01), Aldrich
patent: 4017431 (1977-04-01), Aldrich
patent: 4222820 (1980-09-01), Hiskens et al.
patent: 4240935 (1980-12-01), Dumas
patent: 4243481 (1981-01-01), Dumas
patent: 4302283 (1981-11-01), Blitzer et al.
Chin Peter
Deming Hazel L.
Hercules Incorporated
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