Global Patent Index - EP 3409752 A1

EP 3409752 A1 20181205 - SPRAY-DRIED POWDER DETERGENT COMPRISING LIGHT SILICATE

Title (en)

SPRAY-DRIED POWDER DETERGENT COMPRISING LIGHT SILICATE

Title (de)

SPRÜHGETROCKNETES PULVERREINIGUNGSMITTEL MIT LEICHTEM SILIKAT

Title (fr)

DÉTERGENT EN POUDRE SÉCHÉE PAR PULVÉRISATION COMPRENANT DU SILICATE LÉGER

Publication

EP 3409752 A1 20181205 (EN)

Application

EP 17173958 A 20170601

Priority

EP 17173958 A 20170601

Abstract (en)

A solid laundry detergent composition having a bulk density of 600 g/L or less, comprising relative to the total weight of the composition: a) 60 to 95 wt.-% of a spray-dried powder, comprising relative to the total weight of the spray-dried powder: a1) 5 to 60 wt.-% of a detersive surfactant; a2) 0 to 50 wt.-% carbonate salt; a3) 0 to 50 wt.-% sulfate salt; a4) less than 5 wt.-% phosphate builder; a5) less than 5 wt.-% aluminosilicate builder; a6) 0 to 15 wt.-% water; and a7) 1 to 25 wt.-% silicate salt; wherein the spray-dried powder has a bulk density of up to 800 g/L and b) 1 to 40 wt.-% of a dried light density silicate salt having a bulk density of less than 400 g/L. Process for the preparation of the composition by spray drying of powder a) and combining it with b)

IPC 8 full level

C11D 1/22 (2006.01); C11D 3/04 (2006.01); C11D 3/06 (2006.01); C11D 3/08 (2006.01); C11D 3/10 (2006.01); C11D 3/12 (2006.01); C11D 11/00 (2006.01); C11D 11/02 (2006.01); C11D 17/06 (2006.01)

CPC (source: EP)

C11D 1/22 (2013.01); C11D 3/046 (2013.01); C11D 3/06 (2013.01); C11D 3/08 (2013.01); C11D 3/10 (2013.01); C11D 3/122 (2013.01); C11D 3/1233 (2013.01); C11D 3/128 (2013.01); C11D 11/02 (2013.01); C11D 17/06 (2013.01); C11D 2111/12 (2024.01)

Citation (applicant)

Citation (search report)

  • [ID] EP 2123743 A1 20091125 - PROCTER & GAMBLE [US]
  • [A] DE 19828579 A1 19991230 - HENKEL KGAA [DE]
  • [A] US 3959445 A 19760525 - JAYAWANT MADHUSUDAN D, et al
  • [I] PQ CORPORATION: "Britesil Silicates: A Family of Multifunctional Soluble Detergent Builders", 1 January 2009 (2009-01-01), pages 1 - 12, XP002773007, Retrieved from the Internet <URL:http://pqcorp.com/Portals/1/docs/Britesil%20Silicates%20brochure,%202009.pdf> [retrieved on 20170815]

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 3409752 A1 20181205

DOCDB simple family (application)

EP 17173958 A 20170601