Changes
{|border="2" cellspacing="0" cellpadding="4" width="100%"
|align = "center" bgcolor = "#C2D69A"|'''Patent S.No'''
|align = "center" bgcolor = "#C2D69A"|'''Patent No.'''
|align = "center" bgcolor = "#C2D69A"|'''Priority date'''
|align = "center" bgcolor = "#C2D69A"|'''Surfactant'''
|align = "center" bgcolor = "#C2D69A"|'''Overall Claimed Composition patent'''
|align = "center" bgcolor = "#C2D69A"|'''Benefit/Advantage'''
|-
|align = "center" bgcolor = "#CCFFCC" colspan = "6"|'''Miscellaneous'''
|-
|align = "center" bgcolor = "#E6B9B8"|'''39'''
|GB2383585A
|12/28/2001
|Anionic surfactant of given formula
|Anionic surfactant and other ingredients
|Increased detergency and powder flow properties
|-
|align = "center" bgcolor = "#E6B9B8"|'''40'''
|GB2371310A
|1/22/2001
|Alkoxylated nonionic surfactant
|(A) Radical initiator selected from a) alpha amino ketones, (b) alphahydroxy ketones, (c) phosphorus-containing photoinitiators, (d) dialkoxy acetophenones ; (e) alpha-haloacetophenones; (f) trisacyl phosphine oxides; (g) benzoin and benzoin-based photoinitiators and (B) alkoxylated nonionic surfactant
|Reduces colour damage to fabrics
|-
|align = "center" bgcolor = "#E6B9B8"|'''41'''
|GB2364702A
|7/17/2000
|Wide range is mentioned in general in description
|Perfluoroalkyl amphiphilic compound and other ingredients
|The perfluoroalkyl compound gives excellent oil and soil repellency to cotton and polyester fabrics
|-
|align = "center" bgcolor = "#E6B9B8"|'''42'''
|GB2259096A
|8/28/1991
|Nonionic liquid surfactant and other surfactns (Wide range is mentioned in general in description)
|Particulate solid phase dispersed in a non-aqueous liquid phase (N-substituted pyrrolidone derivative) and ethoxylated nonionic liquid surfactant
|Aquatic toxicity of low ethoxy nonionics or redn. of detergency effects of ethoxylated nonioniccs etc. problems are avoided by including pyrrolidine.
|-
|align = "center" bgcolor = "#E6B9B8"|'''43'''
|GB2342098A
|09/30/1998 <nowiki>|</nowiki> 09/16/1999
|Wide range is mentioned in general in description
|(i) detergent surfactant, (ii) particles which contain sodium tripolyphosphate, (iii) other ingredients which include particles of sodium citrate dihydrate
|Tablets dissolve and disintegrate fast.
|-
|align = "center" bgcolor = "#E6B9B8"|'''44'''
|GB2313379
|5/23/1996
|Nonionic surfactant
|i) a nonionic detergent surfactant; ii) a quaternary ammonium compound having at least one Cl2-C22 alkyl chain and<br>iii) a perfume
|Good detergency and good perfume delivery properties
|-
|align = "center" bgcolor = "#E6B9B8"|'''45'''
|GB2445939A
|1/27/2007
|Primary alkyl sulfate (PAS)
|Primary alkyl sulfate (PAS), Aluminosilicate, Inoragnic electrolyte like sodium carbonate
|Lower decomposition
|-
|align = "center" bgcolor = "#E6B9B8"|'''46'''
|GB2428694A
|7/28/2005
|Not specified
|Transition metal catalyst, an acidic component, solid co-granulant
|Improved stability
|-
|align = "center" bgcolor = "#E6B9B8"|'''47'''
|GB2425128A
|4/11/2005
|Anionic surfactants preferred
|Non-soap surfactant, inorganic hydratable salt like sodium pyrophosphate
|The inorganic hydratable salt reduces the heat needed for the drying step and provides cost-effectiveness
|-
|}
|align = "center" bgcolor = "#C2D69A"|'''Patent S.No'''
|align = "center" bgcolor = "#C2D69A"|'''Patent No.'''
|align = "center" bgcolor = "#C2D69A"|'''Priority date'''
|align = "center" bgcolor = "#C2D69A"|'''Surfactant'''
|align = "center" bgcolor = "#C2D69A"|'''Overall Claimed Composition patent'''
|align = "center" bgcolor = "#C2D69A"|'''Benefit/Advantage'''
|-
|align = "center" bgcolor = "#CCFFCC" colspan = "6"|'''Miscellaneous'''
|-
|align = "center" bgcolor = "#E6B9B8"|'''39'''
|GB2383585A
|12/28/2001
|Anionic surfactant of given formula
|Anionic surfactant and other ingredients
|Increased detergency and powder flow properties
|-
|align = "center" bgcolor = "#E6B9B8"|'''40'''
|GB2371310A
|1/22/2001
|Alkoxylated nonionic surfactant
|(A) Radical initiator selected from a) alpha amino ketones, (b) alphahydroxy ketones, (c) phosphorus-containing photoinitiators, (d) dialkoxy acetophenones ; (e) alpha-haloacetophenones; (f) trisacyl phosphine oxides; (g) benzoin and benzoin-based photoinitiators and (B) alkoxylated nonionic surfactant
|Reduces colour damage to fabrics
|-
|align = "center" bgcolor = "#E6B9B8"|'''41'''
|GB2364702A
|7/17/2000
|Wide range is mentioned in general in description
|Perfluoroalkyl amphiphilic compound and other ingredients
|The perfluoroalkyl compound gives excellent oil and soil repellency to cotton and polyester fabrics
|-
|align = "center" bgcolor = "#E6B9B8"|'''42'''
|GB2259096A
|8/28/1991
|Nonionic liquid surfactant and other surfactns (Wide range is mentioned in general in description)
|Particulate solid phase dispersed in a non-aqueous liquid phase (N-substituted pyrrolidone derivative) and ethoxylated nonionic liquid surfactant
|Aquatic toxicity of low ethoxy nonionics or redn. of detergency effects of ethoxylated nonioniccs etc. problems are avoided by including pyrrolidine.
|-
|align = "center" bgcolor = "#E6B9B8"|'''43'''
|GB2342098A
|09/30/1998 <nowiki>|</nowiki> 09/16/1999
|Wide range is mentioned in general in description
|(i) detergent surfactant, (ii) particles which contain sodium tripolyphosphate, (iii) other ingredients which include particles of sodium citrate dihydrate
|Tablets dissolve and disintegrate fast.
|-
|align = "center" bgcolor = "#E6B9B8"|'''44'''
|GB2313379
|5/23/1996
|Nonionic surfactant
|i) a nonionic detergent surfactant; ii) a quaternary ammonium compound having at least one Cl2-C22 alkyl chain and<br>iii) a perfume
|Good detergency and good perfume delivery properties
|-
|align = "center" bgcolor = "#E6B9B8"|'''45'''
|GB2445939A
|1/27/2007
|Primary alkyl sulfate (PAS)
|Primary alkyl sulfate (PAS), Aluminosilicate, Inoragnic electrolyte like sodium carbonate
|Lower decomposition
|-
|align = "center" bgcolor = "#E6B9B8"|'''46'''
|GB2428694A
|7/28/2005
|Not specified
|Transition metal catalyst, an acidic component, solid co-granulant
|Improved stability
|-
|align = "center" bgcolor = "#E6B9B8"|'''47'''
|GB2425128A
|4/11/2005
|Anionic surfactants preferred
|Non-soap surfactant, inorganic hydratable salt like sodium pyrophosphate
|The inorganic hydratable salt reduces the heat needed for the drying step and provides cost-effectiveness
|-
|}
