FI902129A0 - Foerfarande foer foerbaettrande av papprets finfiber- och fyllmedelsaemnesretention medelst dadmac/ akrylamidpolymerer av stormolekylvikt. - Google Patents

Foerfarande foer foerbaettrande av papprets finfiber- och fyllmedelsaemnesretention medelst dadmac/ akrylamidpolymerer av stormolekylvikt.

Info

Publication number
FI902129A0
FI902129A0 FI902129A FI902129A FI902129A0 FI 902129 A0 FI902129 A0 FI 902129A0 FI 902129 A FI902129 A FI 902129A FI 902129 A FI902129 A FI 902129A FI 902129 A0 FI902129 A0 FI 902129A0
Authority
FI
Finland
Prior art keywords
stormolekylvikt
papprets
fyllmedelsaemnesretention
finfiber
akrylamidpolymerer
Prior art date
Application number
FI902129A
Other languages
English (en)
Finnish (fi)
Inventor
Paul F Richardson
Original Assignee
Nalco Chemical Co
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 Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of FI902129A0 publication Critical patent/FI902129A0/fi

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
    • D21H17/45—Nitrogen-containing groups
    • D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
FI902129A 1989-08-23 1990-04-27 Foerfarande foer foerbaettrande av papprets finfiber- och fyllmedelsaemnesretention medelst dadmac/ akrylamidpolymerer av stormolekylvikt. FI902129A0 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39722489A 1989-08-23 1989-08-23

Publications (1)

Publication Number Publication Date
FI902129A0 true FI902129A0 (fi) 1990-04-27

Family

ID=23570335

Family Applications (1)

Application Number Title Priority Date Filing Date
FI902129A FI902129A0 (fi) 1989-08-23 1990-04-27 Foerfarande foer foerbaettrande av papprets finfiber- och fyllmedelsaemnesretention medelst dadmac/ akrylamidpolymerer av stormolekylvikt.

Country Status (6)

Country Link
EP (1) EP0414496A1 (de)
AU (1) AU5113090A (de)
CA (1) CA2005896A1 (de)
FI (1) FI902129A0 (de)
MX (1) MX174066B (de)
ZA (1) ZA902389B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5169497A (en) * 1991-10-07 1992-12-08 Nalco Chemical Company Application of enzymes and flocculants for enhancing the freeness of paper making pulp
AU2001238483A1 (en) * 2000-02-24 2001-09-03 Calgon Corporation An organic coagulant composition for treating coated broke

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI272374A (de) * 1973-10-01 1975-04-02 Calgon Corp
JPH0615757B2 (ja) * 1985-04-30 1994-03-02 住友化学工業株式会社 紙の製造方法
KR0159921B1 (ko) * 1988-10-03 1999-01-15 마이클 비. 키한 양이온성 및 음이온성 중합체의 혼합물, 그 제법 및 종이용 건조강도 개선 첨가제로서의 용도

Also Published As

Publication number Publication date
MX174066B (es) 1994-04-19
EP0414496A1 (de) 1991-02-27
CA2005896A1 (en) 1991-02-23
AU5113090A (en) 1991-02-28
ZA902389B (en) 1991-03-27

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: NALCO CHEMICAL COMPANY