Global Patent Index - EP 3252229 A1

EP 3252229 A1 20171206 - PAPER CONTAINING SCALENOEDRIC PRECIPITATED CALCIUM CARBONATE (S PCC)

Title (en)

PAPER CONTAINING SCALENOEDRIC PRECIPITATED CALCIUM CARBONATE (S PCC)

Title (de)

SKALENOEDRISCHES PRÄZIPITIERTES CALCIUMCARBONAT (S-PCC) ENTHALTENDES PAPIER

Title (fr)

PAPIER CONTENANT DU CARBONATE DE CALCIUM (S-PCC) PRECIPITE A NON-ECHELLE

Publication

EP 3252229 A1 20171206 (DE)

Application

EP 16172231 A 20160531

Priority

EP 16172231 A 20160531

Abstract (en)

[origin: WO2017207635A1] The invention relates to paper containing scalenohedral precipitated calcium carbonate (s-pcc) with a determined specification. The invention also relates to the use of a s-PCC with a given specification as a filler for paper.

Abstract (de)

Die Erfindung betrifft Papier, das skaleonedrisches präzipitiertes Calciumcarbonat (s-PCC) einer bestimmten Spezifikation enthält. Ferner betrifft die Erfindung die Verwendung eines s-PCC mit einer bestimmten Spezifikation als Füllstoff für Papier.

IPC 8 full level

D21H 17/67 (2006.01); D21H 19/38 (2006.01); D21H 21/52 (2006.01)

CPC (source: EP KR US)

D21H 17/675 (2013.01 - EP KR US); D21H 19/385 (2013.01 - EP KR US); D21H 21/52 (2013.01 - EP KR US)

Citation (applicant)

  • US 6251356 B1 20010626 - MATHUR VIJAY K [US]
  • EP 1222146 B1 20040818 - SOLVAY SODA DEUTSCHLAND GMBH [DE]
  • EP 1712597 A1 20061018 - OMYA DEVELOPMENT AG [CH]
  • LAUT GERNOT KRAMMER ET AL., PART. PART. SYST. CHARACT., vol. 19, 2002, pages 348 - 353
  • FENG ET AL.: "Effect of various factors on the particle size of calcium carbonate formed in a precipitation process", MATERIALS SCIENCE AND ENGINEERING A, vol. 445- 446, 2007, pages 170 - 179, XP005821990, DOI: doi:10.1016/j.msea.2006.09.010
  • KRALJ: "On Calcium Carbonates from fundamental research to application", BRECIVIC AUS CROATICA CHIMICA ACTA, vol. 80, no. 3-4, 2007, pages 467 - 484
  • "Die Herstellung von gefälltem Calciumcarbonat - PCC", DISSERTATION, 1992

Citation (search report)

  • [I] EP 2287398 A1 20110223 - VOITH PATENT GMBH [DE]
  • [A] WO 2013142473 A1 20130926 - OMYA DEVELOPMENT AG [CH], et al
  • [A] FENG ET AL: "Effect of various factors on the particle size of calcium carbonate formed in a precipitation process", MATERIALS SCIENCE AND ENGINEERING A: STRUCTURAL MATERIALS: PROPERTIES, MICROSTRUCTURES AND PROCESSING, ELSEVIER BV, NL, vol. 445-446, 18 January 2007 (2007-01-18), pages 170 - 179, XP005821990, ISSN: 0921-5093, DOI: 10.1016/J.MSEA.2006.09.010

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3252229 A1 20171206; EP 3252229 B1 20190807; CN 109477307 A 20190315; EP 3464719 A1 20190410; KR 20190029537 A 20190320; SI 3252229 T1 20191129; US 2019093289 A1 20190328; WO 2017207635 A1 20171207

DOCDB simple family (application)

EP 16172231 A 20160531; CN 201780033706 A 20170531; EP 17725996 A 20170531; EP 2017063168 W 20170531; KR 20187038155 A 20170531; SI 201630449 T 20160531; US 201816204776 A 20181129