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Production method of pure wood pulp double-layer soluble paper towel
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Title:
Production method of pure wood pulp double-layer soluble paper towel
Author:
ZHENG JING
;
ZHENG JIANQIANG
Subjects:
APPARATUS THEREFOR
;
COFFEE MILLS
;
DOMESTIC ARTICLES OR APPLIANCES
;
FURNITURE
;
HUMAN NECESSITIES
;
IMPREGNATING OR COATING OF PAPER
;
MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNERANALOGOUS TO PAPER
;
MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN AMANNER ANALOGOUS TO PAPER, NOT PROVIDED FOR IN SUBCLASSESB31B OR B31C
;
PAPER NOT OTHERWISE PROVIDED FOR
;
PAPER-MAKING
;
PERFORMING OPERATIONS
;
PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D
;
PRODUCTION OF CELLULOSE
;
PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCESFROM CELLULOSE-CONTAINING MATERIALS
;
PULP COMPOSITIONS
;
REGENERATION OF PULPING LIQUORS
;
SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR
;
SPICE MILLS
;
SUCTION CLEANERS IN GENERAL
;
TEXTILES
;
TOILET ACCESSORIES
;
TRANSPORTING
;
TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G
;
TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKINGMACHINE
;
WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUSTO PAPER
Description:
The invention discloses a production method of pure wood pulp double-layer soluble paper towels, and relates to the technical field of paper towels, the pure wood pulp double-layer soluble paper towels comprise hardwood pulp boards and bleached softwood, the production method comprises the following steps: 1, raw material pulp dispersing: performing pulp dispersing treatment on the bleached softwood and the hardwood pulp boards through a hydrapulper respectively to form long-fiber pulp and short-fiber pulp, 0.4-0.5 ml of fiber active pulping enzyme is added in the pulp dispersing process, and then the long fiber pulp and the short fiber pulp are mixed; 2, deslagging and filtering: screening the long fiber pulp and the short fiber pulp after pulp dispersion treatment through a first high-concentration deslagging device and a first coarse screen; and 3, secondary raw material defibering: carrying out secondary defibering on the filtered long fiber slurry and short fiber slurry through a high-frequency defiberin
Creation Date:
2023
Language:
Chinese;English
Source:
esp@cenet
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