CA1340148C - Methode pour reduire le retrecissement lors du sechage d'une bande de papier - Google Patents

Methode pour reduire le retrecissement lors du sechage d'une bande de papier

Info

Publication number: CA1340148C
Authority: CA; Canada
Prior art keywords: web; surfactant; stock; paper; board
Prior art date: 1986-08-12
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 540140

Other languages

English (en)

Inventor

Leroy H. Busker

Dennis Cronin

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.)

Valmet Technologies Oy

Mitsubishi Heavy Industries Ltd

Original Assignee

Beloit 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.)

1986-08-12

Filing date

1987-06-19

Publication date

1998-12-01

1987-06-19 Application filed by Beloit Corp filed Critical Beloit Corp

1998-12-01 Application granted granted Critical

1998-12-01 Publication of CA1340148C publication Critical patent/CA1340148C/fr

2015-12-01 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000001035 drying Methods 0.000 title abstract description 48
238000000034 method Methods 0.000 title abstract description 23
239000004094 surface-active agent Substances 0.000 abstract description 57
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 27
239000000835 fiber Substances 0.000 abstract description 13
239000000203 mixture Substances 0.000 abstract description 3
239000000123 paper Substances 0.000 description 39
238000003825 pressing Methods 0.000 description 17
230000000694 effects Effects 0.000 description 5
238000004519 manufacturing process Methods 0.000 description 5
239000003093 cationic surfactant Substances 0.000 description 4
229910052739 hydrogen Inorganic materials 0.000 description 4
239000001257 hydrogen Substances 0.000 description 4
239000003795 chemical substances by application Substances 0.000 description 3
230000007423 decrease Effects 0.000 description 3
239000011122 softwood Substances 0.000 description 3
238000005056 compaction Methods 0.000 description 2
230000000052 comparative effect Effects 0.000 description 2
230000001276 controlling effect Effects 0.000 description 2
230000000875 corresponding effect Effects 0.000 description 2
239000002655 kraft paper Substances 0.000 description 2
239000013055 pulp slurry Substances 0.000 description 2
239000002002 slurry Substances 0.000 description 2
239000000126 substance Substances 0.000 description 2
229920001131 Pulp (paper) Polymers 0.000 description 1
241000274582 Pycnanthus angolensis Species 0.000 description 1
125000000129 anionic group Chemical group 0.000 description 1
239000003945 anionic surfactant Substances 0.000 description 1
125000002091 cationic group Chemical group 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
230000002596 correlated effect Effects 0.000 description 1
239000011121 hardwood Substances 0.000 description 1
238000009533 lab test Methods 0.000 description 1
239000007788 liquid Substances 0.000 description 1
239000008267 milk Substances 0.000 description 1
210000004080 milk Anatomy 0.000 description 1
235000013336 milk Nutrition 0.000 description 1
239000011087 paperboard Substances 0.000 description 1
238000005507 spraying Methods 0.000 description 1
238000000859 sublimation Methods 0.000 description 1
230000008022 sublimation Effects 0.000 description 1

Landscapes

Paper (AREA)

CA 540140 1986-08-12 1987-06-19 Methode pour reduire le retrecissement lors du sechage d'une bande de papier Expired - Fee Related CA1340148C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US89588386A	1986-08-12	1986-08-12
US895,883		1986-08-12

Publications (1)

Publication Number	Publication Date
CA1340148C true CA1340148C (fr)	1998-12-01

Family

ID=25405219

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 540140 Expired - Fee Related CA1340148C (fr)	1986-08-12	1987-06-19	Methode pour reduire le retrecissement lors du sechage d'une bande de papier

Country Status (2)

Country	Link
JP (1)	JPS6350595A (fr)
CA (1)	CA1340148C (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5928676A (ja) *	1982-08-10	1984-02-15	Showa Electric Wire & Cable Co Ltd	直流耐圧試験用放電装置
FI833133L (fi) *	1982-09-30	1984-03-31	Beloit Corp	Press med foerlaengt nyp
JPS59173398A (ja) *	1983-03-23	1984-10-01	ディック・ハーキュレス株式会社	紙のサイジング方法
US4735685A (en) *	1984-09-13	1988-04-05	Ciba-Geigy Corporation	Process for sizing paper or cardboard with anionic hydrophobic sizing agents and cationic retention aids

1987
- 1987-06-19 CA CA 540140 patent/CA1340148C/fr not_active Expired - Fee Related
- 1987-08-12 JP JP20261187A patent/JPS6350595A/ja active Pending

Also Published As

Publication number	Publication date
JPS6350595A (ja)	1988-03-03

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Legal Events

Date	Code	Title	Description
2009-12-01	MKLA	Lapsed