CH312976A - Process for preventing the precipitation of resin in papermaking - Google Patents

Process for preventing the precipitation of resin in papermaking

Info

Publication number
CH312976A
CH312976A CH312976DA CH312976A CH 312976 A CH312976 A CH 312976A CH 312976D A CH312976D A CH 312976DA CH 312976 A CH312976 A CH 312976A
Authority
CH
Switzerland
Prior art keywords
papermaking
precipitation
resin
preventing
Prior art date
Application number
Other languages
German (de)
Inventor
Wilhelm Dipl Ing Gaertner
Original Assignee
Degussa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Degussa filed Critical Degussa
Publication of CH312976A publication Critical patent/CH312976A/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • D21C9/083—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with inorganic compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
CH312976D 1952-02-02 1953-02-02 Process for preventing the precipitation of resin in papermaking CH312976A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE312976X 1952-02-02

Publications (1)

Publication Number Publication Date
CH312976A true CH312976A (en) 1956-03-15

Family

ID=6137921

Family Applications (1)

Application Number Title Priority Date Filing Date
CH312976D CH312976A (en) 1952-02-02 1953-02-02 Process for preventing the precipitation of resin in papermaking

Country Status (3)

Country Link
BE (1) BE517333A (en)
CH (1) CH312976A (en)
FR (1) FR1070275A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL202075A (en) * 1954-11-19 Fmc Corp
US4444621A (en) * 1980-11-21 1984-04-24 Mo Och Domsjo Aktiebolag Process and apparatus for the deresination and brightness improvement of cellulose pulp
SE442414B (en) * 1981-09-22 1985-12-23 Holmens Bruk Ab SETTING TO REDUCE OR INHIBIT THE MARKING OF PASS OR PAPER IN BACKWATER SYSTEM

Also Published As

Publication number Publication date
BE517333A (en)
FR1070275A (en) 1954-07-21

Similar Documents

Publication Publication Date Title
CH318202A (en) Process for the production of polyurethane synthetic resins
CH336598A (en) Process for the production of curable synthetic resins
CH322661A (en) Method and device for the production and finishing of printing blocks
CH322260A (en) Process for the production of N-methylol-polypyrrolidones
CH312976A (en) Process for preventing the precipitation of resin in papermaking
CH318445A (en) Process for the recovery of dimethylnitrosamine
CH335857A (en) Process for the production of synthetic resins
AT178202B (en) Process for hardening ethoxylin resins
AT177786B (en) Process for the production of posters
AT189895B (en) Process for the production of linings in buildings
CH314941A (en) Method for producing blueprint material
AT204260B (en) Process for the production of normally solid polymers
CH315546A (en) Process for the production of artificial thread
CH327301A (en) Process for the production of pulp
AT194083B (en) Process for the partial removal of oxo groups
AT185992B (en) Process for improving the surface of plastic films
AT180736B (en) Process for improving and controlling the flow properties of synthetic resin molding compounds
AT185347B (en) Process for the waterproofing of textiles
AT181176B (en) Process for the regeneration of waste paper
AT186972B (en) Process for the regeneration of waste paper
AT189474B (en) Process for the prevention of corrosion
AT178355B (en) Process for the production of sulfanilguanidine
CH322645A (en) Process for the production of semi-pulp
AT190680B (en) Process for the production of resins
CH312642A (en) Process for the production of phthaloylisatoic anhydrides