CA2022607C - Additive for production of paper - Google Patents

Additive for production of paper

Info

Publication number
CA2022607C
CA2022607C CA 2022607 CA2022607A CA2022607C CA 2022607 C CA2022607 C CA 2022607C CA 2022607 CA2022607 CA 2022607 CA 2022607 A CA2022607 A CA 2022607A CA 2022607 C CA2022607 C CA 2022607C
Authority
CA
Canada
Prior art keywords
range
paper
pulp
carboxylic acid
meq
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA 2022607
Other languages
English (en)
French (fr)
Other versions
CA2022607A1 (en
Inventor
Yasumasa Tanaka
Koichi Yamamoto
Kazutomo Takahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co Ltd
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 Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Publication of CA2022607A1 publication Critical patent/CA2022607A1/en
Application granted granted Critical
Publication of CA2022607C publication Critical patent/CA2022607C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • D21H17/42—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
    • D21H17/43—Carboxyl groups or derivatives thereof
    • 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
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/10—Coatings without pigments
    • D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
    • D21H19/20—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CA 2022607 1989-08-03 1990-08-02 Additive for production of paper Expired - Fee Related CA2022607C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP20034289 1989-08-03
JP1-200342 1989-08-03
JP1296239A JP2790497B2 (ja) 1989-08-03 1989-11-16 製紙用添加剤
JP1-296239 1989-11-16

Publications (2)

Publication Number Publication Date
CA2022607A1 CA2022607A1 (en) 1991-02-04
CA2022607C true CA2022607C (en) 1997-09-30

Family

ID=26512123

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2022607 Expired - Fee Related CA2022607C (en) 1989-08-03 1990-08-02 Additive for production of paper

Country Status (4)

Country Link
EP (1) EP0411654B1 (de)
JP (1) JP2790497B2 (de)
CA (1) CA2022607C (de)
DE (1) DE69016299T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19955804A1 (de) 1999-11-19 2001-05-23 Basf Ag Verfahren zur Herstellung von wasserlöslichen Polymeren mit Oligoalkylenimin-Seitenketten
CN1292029C (zh) * 2001-09-04 2006-12-27 东亚合成株式会社 组合物,两性聚合物絮凝剂及其用途
US6709551B2 (en) * 2001-12-17 2004-03-23 Ondeo Nalco Company High molecular weight cationic and anionic polymers comprising zwitterionic monomers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3280218A (en) * 1963-09-06 1966-10-18 Dow Chemical Co Graft polymers of ethylenimine onto a polyacrylic or polymethacrylic acid backbone
JPS5695906A (en) * 1979-12-28 1981-08-03 Arakawa Chem Ind Co Ltd Preparation of amphoteric copolymer
JPS5854097A (ja) * 1981-09-22 1983-03-30 荒川化学工業株式会社 紙の抄造方法
US5194515A (en) * 1989-02-23 1993-03-16 Nippon Shokubai Kagaku Kogyo Co., Ltd. Amphoteric polyelectrolite, method for production thereof, and organic sludge dehydrater

Also Published As

Publication number Publication date
JPH03167393A (ja) 1991-07-19
EP0411654A1 (de) 1991-02-06
DE69016299T2 (de) 1995-05-24
DE69016299D1 (de) 1995-03-09
EP0411654B1 (de) 1995-01-25
JP2790497B2 (ja) 1998-08-27
CA2022607A1 (en) 1991-02-04

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Legal Events

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