Title:
パルプおよび製紙系における堆積を抑制するための組成物および方法
Document Type and Number:
Japanese Patent JP3998268
Kind Code:
B2
Abstract:
Compositions and methods for inhibiting the deposition of organic contaminants from pulp in pulp and papermaking systems are disclosed. The methods add to the pulp or to the deposition prone surface of the papermaking system a composition comprising a polyvinyl alcohol having 50 to 100% hydrolysis, a high molecular weight gelatin having a molecular weight of about 100,000 or higher, and a cationic polymer.
Inventors:
Nguyen, Duy Thi
Application Number:
JP54234297A
Publication Date:
October 24, 2007
Filing Date:
April 04, 1997
Export Citation:
Assignee:
HERCULES INCORPORATED
International Classes:
D21C9/08; C09K23/16; C09K23/22; C09K23/30; C09K23/38; D21C5/02; D21C9/00; D21F1/30; D21F1/32; D21H17/21; D21H17/22; D21H17/36; D21H17/45; D21H21/02; D21H17/37; D21H17/54
Domestic Patent References:
| JP11503497A | ||||
| JP61055294A | ||||
| JP6287880A | ||||
| JP4241184A | ||||
| JP2182995A | ||||
| JP6041894A | ||||
| JP7305289A |
Attorney, Agent or Firm:
Aoyama Aoi
Yasuo Shibata
Yasuo Shibata