EP1023493A4 - Cellulose filter paper saturant - Google Patents

Cellulose filter paper saturant

Info

Publication number: EP1023493A4
Authority: EP; European Patent Office
Prior art keywords: filter paper; cellulose filter; saturant; paper saturant; cellulose
Prior art date: 1997-09-18
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP98944792A

Other languages

German (de)

French (fr)

Other versions

EP1023493A1 (en

Inventor

Norman Lifshutz

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.)

Hollingsworth and Vose Co

Original Assignee

Hollingsworth and Vose 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.)

1997-09-18

Filing date

1998-09-08

Publication date

2001-10-24

1998-09-08 Application filed by Hollingsworth and Vose Co filed Critical Hollingsworth and Vose Co

2000-08-02 Publication of EP1023493A1 publication Critical patent/EP1023493A1/en

2001-10-24 Publication of EP1023493A4 publication Critical patent/EP1023493A4/en

Status Withdrawn legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose 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
- 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
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/08—Filter paper
- 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
- D21H17/36—Polyalkenyalcohols; Polyalkenylethers; Polyalkenylesters
- 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
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/47—Condensation polymers of aldehydes or ketones

Landscapes

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

EP98944792A 1997-09-18 1998-09-08 Cellulose filter paper saturant Withdrawn EP1023493A4 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US5967597P	1997-09-18	1997-09-18
US59675P		1997-09-18
PCT/US1998/018624 WO1999014431A1 (en)	1997-09-18	1998-09-08	Cellulose filter paper saturant

Publications (2)

Publication Number	Publication Date
EP1023493A1 EP1023493A1 (en)	2000-08-02
EP1023493A4 true EP1023493A4 (en)	2001-10-24

Family

ID=22024498

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP98944792A Withdrawn EP1023493A4 (en)	1997-09-18	1998-09-08	Cellulose filter paper saturant

Country Status (5)

Country	Link
EP (1)	EP1023493A4 (en)
JP (1)	JP2001516824A (en)
KR (1)	KR20010024108A (en)
AU (1)	AU9224598A (en)
WO (1)	WO1999014431A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7138057B2 (en) *	2004-07-22	2006-11-21	Gore Enterprise Holdings, Inc.	Filter media
CN103774503A (en) *	2014-01-16	2014-05-07	北京联飞翔科技股份有限公司	Filter paper for environmental-friendly automobile filter and preparation method of filter paper
CN109577006A (en) *	2018-10-30	2019-04-05	湖州南浔善琏墨艺工艺品有限公司	A kind of production method of textile auxiliary melamine formaldehyde resin

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1444078A1 (en) *	1962-03-09	1968-10-10	Johnson & Johnson	Bonded non-woven fabric with textile-like properties and process for its manufacture
US3630831A (en) *	1967-11-01	1971-12-28	Gelder Zonen Papierfab Van	Binding agent for nonwoven materials and nonwoven material made therewith

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4894071A (en) *	1988-09-27	1990-01-16	Tech Paper, Inc.	Portable air cleaner
US4627863A (en) *	1985-07-31	1986-12-09	Max Klein	Filter for air handling equipment
US5281307A (en) *	1993-01-13	1994-01-25	Air Products And Chemicals, Inc.	Crosslinked vinyl alcohol/vinylamine copolymers for dry end paper addition

1998
- 1998-09-08 JP JP2000511959A patent/JP2001516824A/en not_active Withdrawn
- 1998-09-08 AU AU92245/98A patent/AU9224598A/en not_active Abandoned
- 1998-09-08 KR KR1020007002863A patent/KR20010024108A/en not_active Application Discontinuation
- 1998-09-08 EP EP98944792A patent/EP1023493A4/en not_active Withdrawn
- 1998-09-08 WO PCT/US1998/018624 patent/WO1999014431A1/en not_active Application Discontinuation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1444078A1 (en) *	1962-03-09	1968-10-10	Johnson & Johnson	Bonded non-woven fabric with textile-like properties and process for its manufacture
US3630831A (en) *	1967-11-01	1971-12-28	Gelder Zonen Papierfab Van	Binding agent for nonwoven materials and nonwoven material made therewith

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9914431A1 *

Also Published As

Publication number	Publication date
JP2001516824A (en)	2001-10-02
WO1999014431A1 (en)	1999-03-25
EP1023493A1 (en)	2000-08-02
AU9224598A (en)	1999-04-05
KR20010024108A (en)	2001-03-26

Legal Events

Date	Code	Title	Description
2000-06-16	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2000-08-02	17P	Request for examination filed	Effective date: 20000418
2000-08-02	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
2001-10-24	A4	Supplementary search report drawn up and despatched	Effective date: 20010912
2001-10-24	AK	Designated contracting states	Kind code of ref document: A4 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
2001-10-24	RIC1	Information provided on ipc code assigned before grant	Free format text: 7D 21H 17/33 A, 7B 01D 39/18 B
2002-09-21	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2002-11-06	18D	Application deemed to be withdrawn	Effective date: 20020403

Publication	Publication Date	Title
US5549735C1 (en)	2001-08-14	Electrostatic fibrous filter
AU2254197A (en)	1997-09-10	Electrostatic fibrous filter web
ID16226A (en)	1997-09-11	CYLINDER FILTER PAPER FILTER
SI1123665T1 (en)	2006-04-30	Cigarette paper
HUP9900794A3 (en)	2001-10-29	Sizing of paper
PL328510A1 (en)	1999-02-01	Paper making process
IL129795A0 (en)	2000-02-29	Paper web
GB2323100A8 (en)	1999-03-22	Cationic cellulose particles
AU1675699A (en)	1999-07-12	Papermaking fabric
TW353359U (en)	1999-02-21	Laminated moist paper
NZ331961A (en)	1999-03-29	Paper pulp drainage aid
GB2324615B (en)	2001-09-19	Paper
EP1023493A4 (en)	2001-10-24	Cellulose filter paper saturant
GB2325248B (en)	2001-06-27	Paper
GB9504808D0 (en)	1995-04-26	Paper pulp mouldings
AU8739398A (en)	1999-03-08	Paper making felts
TW332485U (en)	1998-05-21	Improved filtering web
EP0713787A3 (en)	1996-10-09	Paper binder
GB9616918D0 (en)	1996-09-25	Perforated cigarette paper
TW431450U (en)	2001-04-21	Pulp forming machine
TW335132U (en)	1998-06-21	Filtering web replacing device
GB9907215D0 (en)	1999-05-26	Paper making felts
IL112096A (en)	1999-05-09	Cellulose fibres
GB9414388D0 (en)	1994-09-28	Paper incorporating non-cellulosic elements
GB9424456D0 (en)	1995-01-18	Calender bowl paper