DK139848B - Fremgangsmåde til at forbedre tilbageholdelsen af uorganiske fyldstoffer og fine fibre og at forøge afvandingshastigheden ved papirfremstilling. - Google Patents

Fremgangsmåde til at forbedre tilbageholdelsen af uorganiske fyldstoffer og fine fibre og at forøge afvandingshastigheden ved papirfremstilling.

Info

Publication number: DK139848B
Authority: DK; Denmark
Prior art keywords: papermaking; retention; improving; increasing; inorganic fillers
Prior art date: 1971-10-06

Application number

DK463272A

Other languages

Danish (da)

English (en)

Other versions

DK139848C (it

Inventor

Robert Clayton Slagel

Raymond Joseph Schaper

Original Assignee

Calgon Corp

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.)

1971-10-06

Filing date

1972-09-20

Publication date

1979-04-30

1972-09-20 Application filed by Calgon Corp filed Critical Calgon Corp

1979-04-30 Publication of DK139848B publication Critical patent/DK139848B/da

1979-10-08 Application granted granted Critical

1979-10-08 Publication of DK139848C publication Critical patent/DK139848C/da

Links

239000000835 fiber Substances 0.000 title 1
239000011256 inorganic filler Substances 0.000 title 1
229910003475 inorganic filler Inorganic materials 0.000 title 1
230000014759 maintenance of location Effects 0.000 title 1

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
- 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
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
- 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
- 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

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Paper (AREA)

DK463272A 1971-10-06 1972-09-20 Fremgangsmåde til at forbedre tilbageholdelsen af uorganiske fyldstoffer og fine fibre og at forøge afvandingshastigheden ved papirfremstilling. DK139848B (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US18715371A	1971-10-06	1971-10-06

Publications (2)

Publication Number	Publication Date
DK139848B true DK139848B (da)	1979-04-30
DK139848C DK139848C (it)	1979-10-08

Family

ID=22687811

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK463272A DK139848B (da)	1971-10-06	1972-09-20	Fremgangsmåde til at forbedre tilbageholdelsen af uorganiske fyldstoffer og fine fibre og at forøge afvandingshastigheden ved papirfremstilling.

Country Status (12)

Country	Link
JP (1)	JPS4845603A (it)
BE (1)	BE789727A (it)
CH (1)	CH575046A5 (it)
DE (1)	DE2248752A1 (it)
DK (1)	DK139848B (it)
FR (1)	FR2155599A5 (it)
GB (1)	GB1401353A (it)
IT (1)	IT966094B (it)
LU (1)	LU66232A1 (it)
NL (1)	NL7212792A (it)
NO (1)	NO134311C (it)
SE (1)	SE379071B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3018081A1 (de) *	1980-05-12	1981-11-19	Basf Ag, 6700 Ludwigshafen	Anionische dispersionen fuer die oberflaechenleimung von papier
DE3027236C2 (de) *	1980-07-18	1985-08-01	Chemische Fabrik Stockhausen GmbH, 4150 Krefeld	Terpolymere aus 2-Acrylamido-2-methyl-propansulfonsäure, Acrylamid und Acrylsäure in Form ihrer Salze, Verfahren zur Herstellung dieser Terpolymeren und Verwendung zur Verhinderung von Inkrustationen in wäßrigen Systemen
JPS58180696A (ja) *	1982-04-19	1983-10-22	王子製紙株式会社	紙の製造方法
US4599390A (en) *	1983-03-11	1986-07-08	Union Carbide Corporation	High molecular weight water-soluble polymers and flocculation method using same
CA1225793A (en) *	1983-03-11	1987-08-18	Union Carbide Corporation	High molecular weight water-soluble polymers and flocculation method using same
EP0119493A1 (en) *	1983-03-16	1984-09-26	American Cyanamid Company	Use of copolymers of 2-acrylamido-2-methylpropane sulfonic acid for improving retention and dewatering in the manufacture of paper
ATE31757T1 (de) *	1983-06-15	1988-01-15	American Cyanamid Co	Herstellung von papier mit hilfe von copolymeren der 2-acrylamido-2-methylpropan-sulphonsaeure zur erhoehung der entwaesserungsgeschwindigkeit von suspensionen mit einem hohen gehalt an mechanischer/thermomechanischer puelpe.
JPH0727159A (ja) *	1993-07-08	1995-01-27	Toshikazu Okuno	圧縮コイルばね

0
- BE BE789727D patent/BE789727A/xx unknown
1972
- 1972-09-19 NO NO333672A patent/NO134311C/no unknown
- 1972-09-20 DK DK463272A patent/DK139848B/da unknown
- 1972-09-21 SE SE1218072A patent/SE379071B/xx unknown
- 1972-09-21 NL NL7212792A patent/NL7212792A/xx unknown
- 1972-09-28 IT IT5303572A patent/IT966094B/it active
- 1972-10-02 GB GB4542872A patent/GB1401353A/en not_active Expired
- 1972-10-04 LU LU66232D patent/LU66232A1/xx unknown
- 1972-10-05 DE DE19722248752 patent/DE2248752A1/de not_active Ceased
- 1972-10-05 CH CH1454072A patent/CH575046A5/xx not_active IP Right Cessation
- 1972-10-05 FR FR7235333A patent/FR2155599A5/fr not_active Expired
- 1972-10-06 JP JP9994172A patent/JPS4845603A/ja active Pending

Also Published As

Publication number	Publication date
IT966094B (it)	1974-02-11
DK139848C (it)	1979-10-08
LU66232A1 (it)	1973-04-13
JPS4845603A (it)	1973-06-29
NO134311B (it)	1976-06-08
NL7212792A (it)	1973-04-10
GB1401353A (en)	1975-07-16
DE2248752A1 (de)	1973-04-12
CH575046A5 (it)	1976-04-30
NO134311C (it)	1976-09-15
FR2155599A5 (it)	1973-05-18
SE379071B (it)	1975-09-22
BE789727A (fr)	1973-04-05

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