1
Machiel Goedhart, Franciscus H Gortemaker, Hermanus C Kemper, Hendrik S Kielman: Dishwashing compositions. Lever Brothers Company, Milton L Honig, James J Farrell, July 1, 1986: US04597886 (44 worldwide citation)

By the inclusion of an effective level of a layered clay, e.g. a synthetic hectorite, in an enzymatic dishwashing composition, the formation of spots and films on the cleaned objects is significantly reduced.


2
Hendrik S Kielman, Jan S Bongers: Machine-dishwashing compositions. Lever Brothers Company, Milton L Honig, James J Farrell, November 4, 1986: US04620936 (40 worldwide citation)

A mildly alkaline enzymatic detergent cleaning composition adapted for use in automatic dishwashing machines comprising (a) an amylolytic enzyme, (b) sodium triphosphate, (c) sodium carbonate and/or borax, (d) sodium silicate, (e) a peroxy compound bleach, (f) a stabilizing agent, and optionally but ...


3
Hendrik S Kielman, Jan S Bongers: Enzymatic machine-dishwashing compositions. Lever Brothers Company, Milton L Honig, James J Farrell, February 4, 1986: US04568476 (31 worldwide citation)

Mildly alkaline enzymatic machine dishwashing composition comprising a detergency builder, an amylolytic enzyme, a peroxy compound bleach and optionally a proteolytic enzyme, having a pH of from 9.3 to 10.8 determined from a solution of 3 g/l of the composition in distilled water, and containing not ...


4
Machiel Goedhart, Franciscus H Gortemaker, Hermanus C Kemper, Hendrik S Kielman: Dishwashing composition. Lever Brothers Company, Milton L Honig, James J Farrell, May 27, 1986: US04591449 (8 worldwide citation)

The use of a layered clay, e.g. a synthetic hectorite, in a non-enzymatic machine dishwashing composition provides for a significant reduction of spot and film formation.


5
Jakob van Dijk, Hendrik S Kielman, Leendert Los, Rudolf C Verheul: Rinse aid. Lever Brothers Company, Milton L Honig, James J Farrell, June 14, 1988: US04750942 (6 worldwide citation)

The use of a non-plate-shaped colloid, e.g. a silica in a rinse-aid composition for use after a dishwashing operation reduces the drying time and the formation of spots on the rinsed articles when dry.


6
Machiel Goedhart, Franciscus H Gortemaker, Hermanus C Kemper, Hendrik S Kielman: Dishwashing compositions. Lever Brothers Company, Milton L Honig, James J Farrell, May 27, 1986: US04591448

The use of a layered clay in a non-enzymatic dish-washing composition with a reduced pH of 9-11 provides for a significant reduction of spot and film formation on the cleaned articles.