Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1978-09-13
1980-09-09
Hamrock, William F.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C08f 82
Patent
active
042218888
ABSTRACT:
A process for preparing hydrolyzed acrylamide and methacrylamide polymers which comprises hydrolyzing a powdery acrylamide or methacrylamide polymer dispersed in a solvent mixture comprising water and at least one water-miscible organic solvent selected from the group consisting of ketones, nitriles, ethers and furans.
REFERENCES:
patent: 2861059 (1958-11-01), Mowry et al.
patent: 3029228 (1962-04-01), Glavis
patent: 3039529 (1962-06-01), McKennon
Isaoka Shin-ichi
Kawakami Shigenao
Tajiri Shigenori
Tashiro Hiroshi
Hamrock William F.
Sumitomo Chemical Company Limited
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