Title:
蒸気による加熱効率向上方法及び抄紙方法
Document Type and Number:
Japanese Patent JP6735717
Kind Code:
B2
Abstract:
A method for improving the heating efficiency of steam wherein a polyamine represented by the following general formula (1) is caused to be present in a steam system to be used for heating. R1-[NH-(CH2)m]n-NH2··· (1) wherein R1represents a saturated or unsaturated hydrocarbon group having 10 to 22 carbon atoms; m is an integer of 1 to 8, and n is an integer of 1 to 7; and when n is 2 or more, a plurality of NH-(CH2)mmay be identical or different.
Inventors:
Shintaro Mori
Ujiie Shogo
Hayashi
Ujiie Shogo
Hayashi
Application Number:
JP2017181476A
Publication Date:
August 19, 2020
Filing Date:
September 21, 2017
Export Citation:
Assignee:
Kurita Water Industries Ltd.
International Classes:
F26B13/18; D21F5/10
Domestic Patent References:
| JP201112921A | ||||
| JP2017119893A | ||||
| JP2015174040A |
Attorney, Agent or Firm:
Tsuyoshi Shigeno