Global Patent Index - EP 1164220 A1

EP 1164220 A1 2001-12-19 - Surface treatment of coating base paper

Title (en)

Surface treatment of coating base paper

Title (de)

Oberflächenbehandlung von Streichrohpapier

Title (fr)

Traitement de surface de papier support de couche

Publication

EP 1164220 A1 (DE)

Application

EP 01890185 A

Priority

AT 10492000 A

Abstract (en)

A process for the surface treatment of coated paper comprises use of a solution of carboxymethylcellulose (CMC) in water instead of the usual starch liquor.

Abstract (de)

Es wird ein Verfahren zur Oberflächenbehandlung von Streichrohpapier geoffenbart, mit dem Kennzeichen, dass anstelle der üblichen Stärkeflotte eine Lösung auf Basis von Carboxymethylcellulose (CMC) verwendet wird.

IPC 1-7 (main, further and additional classification)

D21H 17/26; D21H 23/26

IPC 8 full level (invention and additional information)

D21H 17/26 (2006.01); D21H 19/12 (2006.01); D21H 23/26 (2006.01); D21H 23/56 (2006.01)

CPC (invention and additional information)

D21H 17/26 (2013.01); D21H 19/12 (2013.01); D21H 23/26 (2013.01); D21H 23/56 (2013.01)

Citation (search report)

  • [DX] EP 0455073 A1 19911106 - AQUALON CO [US]
  • [DA] DE 19503745 A1 19960808 - SCHOELLER FELIX JUN FOTO [DE]
  • [X] J. P. CASEY: "Pulp and Paper; Chemistry and Chemical Technology, dritte Auflage, Band III", 1981, JOHN WILEY & SONS, NEW YORK, XP002175462
  • [X] DATABASE PAPERCHEM [online] THE INSTITUTE OF PAPER SCIENCE AND TECHNOLOGY, ATLANTA, GA, US; MAKHONIN, A. G.: "Use of Size Presses Is an Effective Method for Improving Properties of Paper and Board", XP002175463, retrieved from DIALOG & BUM. PROMST. NO. 5: 13-14 (MAY 1990). [RUSS.]BUM. PROMST. NO. 5: 13-14 (MAY 1990). [RUSS.]
  • [X] DATABASE PAPERCHEM [online] THE INSTITUTE OF PAPER SCIENCE AND TECHNOLOGY, ATLANTA, GA, US; MAKHONIN, A. G. ET AL: "Influence of Surface Sizing on Paper Structure", XP002175464, retrieved from DIALOG & MEZHVUZ. SB. NAUCH. TR., SER. KHIM. MEKH. PERERAB. DREV. I DREV. OTKHODOV (KIPRIANOV, A. I., ED.) NO. 6: 46-52 (1980 LENINGRAD). [RUSS.]MEZHVUZ. SB. NAUCH. TR., SER. KHIM. MEKH. PERERAB. DREV. I DREV. OTKHODOV (KIPRIANOV, A. I., ED.) NO. 6: 46-52 (1980 LENINGRAD). [RUSS.]
  • [X] DATABASE PAPERCHEM [online] THE INSTITUTE OF PAPER SCIENCE AND TECHNOLOGY, ATLANTA, GA, US; MAKHONIN, A. G. ET AL: "Surface Sizing of Letterpress Paper", XP002175465, retrieved from DIALOG & MEZHVUZ. SB. NAUCH. TR., SER. KHIM. MEKH. PERERAB. DREV. I DREV. OTKHODOV (KIPRIANOV, A. I., ED.) NO. 6: 119-125 (1980 LENINGRAD). [RUSS.]MEZHVUZ. SB. NAUCH. TR., SER. KHIM. MEKH. PERERAB. DREV. I DREV. OTKHODOV (KIPRIANOV, A. I., ED.) NO. 6: 119-125 (1980 LENINGRAD). [RUSS.]
  • [X] DATABASE PAPERCHEM [online] THE INSTITUTE OF PAPER SCIENCE AND TECHNOLOGY, ATLANTA, GA, US; MAKHONIN, A. G. ET AL: "Use of Size Presses in the Paper Industry", XP002175466, retrieved from DIALOG & MEZHVUZ. SB. NAUCH. TR., KHIM. TEKHNOL. TSELLYUL. (NEPENIN, YU. N., ET AL., ED.) NO. 7: 18-20 (1980 LENINGRAD). [RUSS.]MEZHVUZ. SB. NAUCH. TR., KHIM. TEKHNOL. TSELLYUL. (NEPENIN, YU. N., ET AL., ED.) NO. 7: 18-20 (1980 LENINGRAD). [RUSS.]
  • [X] DATABASE PAPERCHEM [online] THE INSTITUTE OF PAPER SCIENCE AND TECHNOLOGY, ATLANTA, GA, US; MITSYK, T. E. ET AL: "Effective Substitute for Starch in the Production of Technical Types of Paper", XP002175467, retrieved from DIALOG & BUMAZH. PROM. NO. 7: 13-14 (JULY 1984). [RUSS.]BUMAZH. PROM. NO. 7: 13-14 (JULY 1984). [RUSS.]
  • [X] DATABASE PAPERCHEM [online] THE INSTITUTE OF PAPER SCIENCE AND TECHNOLOGY, ATLANTA, GA, US; YAMAMOTO, M. ET AL: "Surface Sizing Paper", XP002175468, retrieved from DIALOG & JP S5891893 A 19830531 - SANYO KOKUSAKU PULP CO
  • [X] DATABASE PAPERCHEM [online] THE INSTITUTE OF PAPER SCIENCE AND TECHNOLOGY, ATLANTA, GA, US; PATT, P.-E: "SURFACE SIZING WITH CARBOXYMETHYL CELLULOSE USING A BLADE COATER", XP002175469, retrieved from DIALOG & EUCEPA SYMP. CHEMISTRY IN PAPERMAKING (WARSAW): 244-261 (SEPT. 1978).EUCEPA SYMP. CHEMISTRY IN PAPERMAKING (WARSAW): 244-261 (SEPT. 1978).

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

EPO simple patent family

EP 1164220 A1 20011219

INPADOC legal status


2003-05-07 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20020620

2002-10-17 [REG DE 8566] DESIGNATED COUNTRY DE NOT LONGER VALID

2002-09-11 [AKX] PAYMENT OF DESIGNATION FEES

2001-12-19 [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 TR

2001-12-19 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Free text: AL;LT;LV;MK;RO;SI