ZA902389B - A method for improving paper fine and filler retention with high molecular weight and dadmac/acrylamide copolymers - Google Patents

A method for improving paper fine and filler retention with high molecular weight and dadmac/acrylamide copolymers

Info

Publication number
ZA902389B
ZA902389B ZA902389A ZA902389A ZA902389B ZA 902389 B ZA902389 B ZA 902389B ZA 902389 A ZA902389 A ZA 902389A ZA 902389 A ZA902389 A ZA 902389A ZA 902389 B ZA902389 B ZA 902389B
Authority
ZA
South Africa
Prior art keywords
dadmac
molecular weight
high molecular
acrylamide copolymers
filler retention
Prior art date
Application number
ZA902389A
Other languages
English (en)
Inventor
Paul F Richardson
F Richardson Paul
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 ZA902389B publication Critical patent/ZA902389B/xx

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)
ZA902389A 1989-08-23 1990-03-28 A method for improving paper fine and filler retention with high molecular weight and dadmac/acrylamide copolymers ZA902389B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZA902389B true ZA902389B (en) 1991-03-27

Family

ID=23570335

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA902389A ZA902389B (en) 1989-08-23 1990-03-28 A method for improving paper fine and filler retention with high molecular weight and dadmac/acrylamide copolymers

Country Status (6)

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

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 (xx) * 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
EP0414496A1 (en) 1991-02-27
AU5113090A (en) 1991-02-28
FI902129A0 (fi) 1990-04-27
MX174066B (es) 1994-04-19
CA2005896A1 (en) 1991-02-23

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