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Class Information
Number: 516
Name: Colloid systems and wetting agents; subcombinations thereof; processes of >
Description: The appearance of a term with an asterisk (*) indicates that a definition for that term will be found in Section IV, Glossary.










Class Number Class Name No. of Patents
516/905

Agent composition, per se, for colloid system making or stabilizing (e.g., foaming, emulsifying, dispersing, gelling; for wetting agents see 516/198+)

10
516/914

The agent contains organic compound containing nitrogen, except if present solely as nh4+

46
516/915

The compound contains -c(=o)nhh where substitution may be made for the hydrogen

56
516/916

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

25
516/917

The agent contains organic compound containing oxygen

26
516/919

The compound contains -c(=o)oh or salt thereof

17
516/918

The compound contains carboxylic acid ester group

46
516/920

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

42
516/907

The agent contains organic compound containing phosphorus (e.g., lecithin)

26
516/908

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

23
516/906

The agent contains organic compound containing silicon

30
516/909

The agent contains organic compound containing sulfoxy*

43
516/913

The compound contains -c(=o)oh or salt thereof

7
516/910

The compound contains nitrogen, except if present solely as nh4+

29
516/912

The compound contains -c(=o)nhh where substitution may be made for the hydrogen

13
516/911

The compound contains -s(o2)nhh where substitution may be made for the hydrogen

4
516/921

Colloid systems having specified high purity (e.g., ultra-pure silica)

6
516/922

Colloid systems having specified particle size, range, or distribution (e.g., bimodal particle distribution)

75
516/923

Emulsion

38
516/198

Compositions containing a wetting agent; processes of wetting; processes of preparing the compositions (e.g., spreading, penetrating, leveling)

71
516/203

The agent contains organic compound containing nitrogen, except if present soley as nh4+

112
516/204

The agent contains organic compound containing oxygen (e.g., carboxylic acid ester)

137
516/199

The agent contains organic compound containing phosphorus

57
516/200

The agent contains organic compound containing sulfoxy*

81
516/202

The compound contains -c(=o)oh or salt thereof

14
516/201

The compound contains nitrogen, except if present solely as nh4+

38
516/113

Compositions containing an agent for breaking (resolving) or inhibiting colloid systems; processes of breaking (resolving) or inhibiting colloid systems (e.g., gel breaking or inhibiting, coagulating, flocculating); processes of preparing the compositions

74
516/114

Continuous gas or vapor phase colloid system (e.g., fog dispelling, dust or contrail suppressing)

17
516/115

Continuous liquid phase colloid system and discontinuous gas or vapor phase (e.g., foam)

29
516/116

The agent contains both organic and inorganic (except water) materials (e.g., amine hydrophobized silica)

37
516/117

The agent contains organic compound containing silicon (e.g., siloxane hydrophobized silica)

78
516/120

The agent contains organosilane coated or treated solid particle

44
516/121

The agent contains primarily aqueous continuous phase, i.e., water carrier

24
516/119

The compound contains nitrogen, except if present solely as nh4+ (e.g., organosilazane treated silica)

19
516/118

The compound is polysiloxane which contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

65
516/122

The agent contains inorganic (except water) material

7
516/128

The agent contains organic compound containing nitrogen, except if present solely as nh4+

16
516/129

The compound contains oxygen

33
516/130

The compound contains -c(=o)nhh where substitution may be made for the hydrogen

21
516/131

The compound contains plural -c(=o)nhh where substitution may be made for the hydrogen

28
516/132

The agent contains organic compound containing oxygen

62
516/133

The compound contains carboxylic acid ester group (e.g., natural (glyceride) oil)

71
516/134

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

94
516/125

The agent contains organic compound containing phosphorus (e.g., lecithin)

23
516/123

The agent contains organic compound containing silicon (e.g., alkylpolysiloxane oil)

92
516/124

The compound is polysiloxane which contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

58
516/126

The agent contains organic compound containing sulfoxy* (e.g., organo- sulfone, -sulfate, -sulfonate)

32
516/127

Nitrogen covalently bound to the sulfur of the sulfoxy*

2
516/135

Continuous liquid phase colloid system and discontinuous liquid phase (e.g., breaking an emulsion)

19
516/197

Breaking (resolving) or inhibiting by centrifuging, mechanical shocking, or specified agitating

21
516/194

Breaking (resolving) or inhibiting by vaporizing, heating, or cooling

22
516/195

With centrifuging, mechanical shocking, or specified agitating

6
516/196

With dilution by principal component of one of the phases

5
516/136

Breaking (resolving) or inhibiting occurs on the surface of a solid agent (e.g., adsorbent, absorbent, differential adherence surface, filter, sharp edged particles)

23
516/137

The agent contains both organic and inorganic (except water) material

13
516/138

The agent contains inorganic (except water) material (e.g., metal screen, caco3, glass, clay, diatomaceous earth, sand, gravel, alum)

19
516/139

The agent contains material which is different from the primary components of both liquid phases of the emulsion colloid system (i.e., more than only diluting)

10
516/141

Aqueous-petroleum, petroleum-aqueous, aqueous-hydrocarbon, or hydrocarbon-aqueous emulsion systems

21
516/142

The agent contains both organic and inorganic (except water) material

39
516/143

The agent contains organic compound

32
516/161

The compound contains nitrogen, except if present solely as nh4+ (e.g., nitroso phenol)

43
516/169

The compound contains -c(=o)nhh where substitution may be made for the hydrogen

20
516/171

The compound contains plural -c(=o)nhh where substitution may be made for the hydrogen (e.g., urea formaldehyde)

17
516/172

The compound contains plural nitrogen containing mers* bonded directly to each other (e.g., acylated polyamine, polyamide)

39
516/170

The compound contains plural peptide linkages, i.e., compound formed from amino acids, natural or synthetic, by reaction of a carboxyl group of one such amino acid with an amino group of another same or different such amino acid

3
516/173

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

9
516/176

The compound contains carboxylic acid ester group

26
516/177

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

15
516/178

The ester group is derived from mono-basic acid reactant

3
516/180

The compound contains plural nitrogen containing mers* bonded directly to each other (e.g., poly-diallydimethylammonium chloride, polyamine)

34
516/164

The compound contains polymer of substituted or unsubstituted phenol and substituted or unsubstituted aldehyde

5
516/165

The compound contains -c(=o)nhh where substitution may be made for the hydrogen

0
516/167

The compound contains carboxylic acid ester group

3
516/168

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene) (e.g., alkoxylated phenol-aldehyde polymer)

11
516/166

The nitrogen is present in the cation of a salt

1
516/179

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

40
516/174

The compound is a salt composed of an organic anion and a nitrogen-containing organic cation (e.g., triethanol amine salt of oleic acid)

21
516/175

The salt contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

3
516/162

The nitrogen is a ring member

37
516/163

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

14
516/181

The compound contains oxygen (e.g., cresylic acid)

21
516/190

The compound contains -c(=o)oh or salt thereof (e.g., glyceride soap, naphthenic acid)

12
516/185

The compound contains carboxylic acid ester group (e.g., lactone, natural (glyceride) oil, oxyalkylated `blown fatty acid`*)

26
516/186

The compound contains -c(=o)oh or salt thereof (e.g., partial ester, fractional ester, `blown fatty acid`*)

7
516/187

The compound contains ether group

7
516/188

The compound is a carbohydrate* or carbohydrate-derivative*

3
516/189

The compound contains ether group

15
516/191

The compound contains ether group (e.g., polyethylene oxide)

52
516/193

The compound contains substituted or unsubstituted benzene ring (e.g., oxyalkylated bisphenol)

16
516/192

The compound is a carbohydrate* or carbohydrate-derivative*

6
516/183

The compound contains polymer of substituted or unsubstituted phenol and substituted or unsubstituted aldehyde

29
516/184

The compound contains carboxylic acid ester group

9
516/182

The compound contains sulfur (except sulfoxy*) (e.g., sulfide or disulfide linkage)

13
516/145

The compound contains phosphorus (e.g., sulfonated lecithin)

24
516/144

The compound contains silicon

21
516/146

The compound contains sulfoxy* (e.g., sulfonate terpene)

18
516/157

The compound contains -c(=o)oh or salt thereof (e.g., sulfonated oleic acid)

6
516/154

The compound contains carboxylic acid ester group

13
516/155

The compound contains -c(=o)oh or salt thereof (e.g., partial ester, mixed ester, product of twitchell process)

2
516/156

The compound contains ether group

7
516/158

The compound contains esther (e.g., cellulose sulfate)

8
516/148

The compound contains nitrogen, except if present solely as nh4+

8
516/150

The compound contains -c(=o)nh or -s(o2)nhh where substitution may be made for the hydrogen

12
516/149

The nitrogen is a ring member (e.g., imidazoline salt of an organosulfonic acid)

11
516/151

The nitrogen is part of the cation of a salt formed with the organic compound containing sulfoxy* (e.g., triethanol amine salt, quaternary amine salt)

10
516/152

The agent contains mineral-oil* sulfonic acid (e.g., cyclohexylamine salt of mahogany* or green* acids)

4
516/153

The anion of the salt contains substituted or unsubstituted benzene ring (e.g., cyclohexylamine salt of alkylated naphthalene sulfonic acid)

5
516/147

The compound contains polymer of substituted or unsubstituted phenol and substituted or unsubstituted aldehyde

5
516/160

The compound contains substituted or unsubstituted benzene ring (e.g., sulfonated nonylphenol, ammonium salt of butylated naphthalene sulfonic acid)

10
516/159

The compound is mineral-oil* sulfonic acid (e.g., mahogany* or green* acid)

3
516/140

The agent is liquid bath or liquid which acts to physically or chemically dissolve, bind, or destroy at least part of one liquid phase (except a colloid system making or stabilizing agent) (e.g., aqueous cacl2 for chemically binding water)

9
516/1

Continuous gas or vapor phase: colloid systems; compositions containing an agent for making or stabilizing colloid systems; processes of making or stabilizing colloid systems; processes of preparing the compositions (e.g., smoke, fog, aerosol, cloud, mist)

42
516/2

Discontinuous phase formed by combustion or oxidation/reduction reaction (e.g., smudge-pot smoke)

32
516/3

Steam present

3
516/4

Discontinuous phase formed by hydrolysis step (e.g., metal oxide from metal chloride/water reaction)

7
516/6

Discontinuous phase primarily liquid (e.g., mist, fog)

28
516/8

The continuous phase contains a propellant derived from non-gaseous phase (e.g., liquified propellant, such as hydrocarbon, halogenated hydrocarbon, dimethylether; sorbed or dissolved co2)

118
516/8.1

Precursor contains plural immiscible liquid phases (e.g., emulsion)

34
516/7

The discontinuous phase contains a solid phase (e.g., seed nucleus, microcapsules, smokey fog)

27
516/5

Steam present

6
516/9

Continuous liquid or supercritical phase: colloid systems; compositions an agent for making or stabilizing colloid systems; processes of making or stabilizing colloid systems; processes of preparing the compositions (e.g., micelle; thickening agent; protective colloid agent; composition containing an emulsifying agent with no dispersant disclosed; organic liquid emulsified in anhydrous hf)

109
516/38

Aqueous continuous liquid phase and discontinuous phase primarily coal or elemental carbon or bituminous (e.g., asphalt, pitch, tar, montan wax, paraffin wax)

55
516/43

The agent contains organic compound containing nitrogen, except if present solely as nh4+

131
516/44

The compound contains plural peptide linkages, i.e., compound formed from amino acids, natural or synthetic, by reaction of a carboxyl group of one such amino acid with an amino group of another same or different such amino acid

12
516/45

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

40
516/46

The agent contains organic compound containing oxygen

37
516/47

The compound contains -c(=o)oh or salt thereof (e.g., soap, rosin, fatty acid)

55
516/48

Inorganic alkaline reactant is added in a separate step

6
516/49

With added solid non-bituminous particulate

0
516/51

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

52
516/50

With added solid non-bituminous particulate

6
516/40

The agent contains organic compound containing phosphorus

32
516/41

The agent contains organic compound containing sulfoxy*

75
516/42

The compound contains -c(=o)oh or salt thereof

22
516/52

The agent contains specified solid non-bituminous particulate (e.g., clay)

14
516/39

The agent is formed in situ from native precursor by adding inorganic alkaline material (e.g., naoh or tsp added to in situ acid)

14
516/53

Aqueous continuous liquid phase and discontinuous phase primarily organic liquid (e.g., organosilicon* oil- or mineral-oil*-in-water, o/w emulsion)

207
516/67

The agent contains organic compound containing nitrogen, except if present solely as nh4+

199
516/69

The compound contains -c(=o)nhh where substitution may be made for the hydrogen

160
516/70

The compound contains plural peptide linkages, i.e., compound formed from amino acids, natural or synthetic, by reaction of a carboxyl group of one such amino acid with an amino group of another same or different such amino acid

57
516/71

The compound contains repeating -(ocnhn)- (i.e., repeating unsubstituted oxyalkylene)

76
516/68

The nitrogen is a ring member (e.g., polyisocyanurate)

77
516/72

The agent contains organic compound containing oxygen

145
516/75

The compound contains -c(=o)oh or salt thereof (e.g., alkali metal soap) soap)

161
516/73

The compound contains carboxylic acid ester group (e.g., partial ester, natural (glyceride) oil)

139
516/74

The carboxylic acid ester group containing compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

136
516/76

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

278
516/56

The agent contains organic compound containing phosphorus (e.g., lecithin)

156
516/57

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

58
516/55

The agent contains organic compound containing silicon

122
516/58

The agent contains organic compound containing sulfoxy* (e.g., sodium lauryl sulfate)

175
516/64

The compound contains -c(=o)oh or salt thereof

26
516/63

The compound contains carboxylic acid ester group (e.g., partial ester, mixed ester)

74
516/59

The compound contains nitrogen, except if present solely as nh4+ (e.g., isopropylammonium dodecylbenzene sulfonate)

89
516/62

The compound contains -c(=o)nhh where substitution may be made for the hydrogen

40
516/61

The compound contains -s(o2)nhh where substitution may be made for the hydrogen

15
516/60

The nitrogen is a ring member

24
516/66

The compound contains substituted or unsubstituted benzene ring (e.g., di-butyl-naphthalene sulfonic acid)

87
516/65

The compound is mineral-oil* sulfonic acid (e.g., mahogany* or green* acid)

27
516/54

Three or more liquid phases (e.g., water-in-oil-in-water, w/o/w emulsion)

59
516/77

Aqueous continuous liquid phase and discontinuous phase primarily solid (e.g., water based suspensions, dispersions, or certain sols*, of natural or synthetic ester-wax, beeswax, carnauba wax; or latex dispersion)

362
516/78

The solid is primarily inorganic material (e.g., mercurous halide)

91
516/88

The material primarily contains compound containing both metal and oxygen (e.g., silver nitrate)

125
516/95

The metal present in the greatest amount in the compounds is iron, nickel, or cobalt

37
516/93

The metal present in the greatest amount is aluminum

85
516/94

The aluminum material is fibrous or elongate

8
516/91

The metal present in the greatest amount is antimony, bismuth, or arsenic

40
516/92

The metal present in the greatest amount is tin, lead, or geranium (e.g., lead sulfate)

24
516/90

The metal present in the greatest amount is titanium, zirconium, or hafnium

117
516/89

The metal present in the greatest amount is yttrium, scandium, or rare earth (e.g., hydrated ceric dioxide)

54
516/79

The material primarily contains compound containing silicon covalently bonded to oxygen (e.g., aluminum silicate, clay)

149
516/80

The material is a silica particle having a distinct layer containing non-monovalent metal oxide (e.g., alumina coated silica sol)

43
516/81

The material is substantially pure silica sol

61
516/85

Gel forming step (e.g., peptize)

14
516/87

Having colloid system stabilizing or preserving agent which is organic compound (e.g., deflocculant, antibacterial, esterification of unstable silicasols)

31
516/86

Hydrolysis step or elemental silicon source (e.g., forming fumed silica)

22
516/83

Ion exchange step occurs before or during growing or forming the sol

21
516/84

Ion-exchange step employed in post-treatment (e.g., purification)

9
516/82

The silica is formed or grown by reaction of alkali silicate and non-siliceous inorganic acid (e.g., h2so4)

33
516/97

The material primarily contains elemental platinum group metal, copper, silver, or gold, or compound thereof

66
516/96

The material primarily contains elemental selenium, tellurium, or sulfur, or compound thereof (e.g., zinc sulfide)

18
516/10

Having discontinuous gas or vapor phase, e.g., foam:

142
516/12

The agent contains organic compound containing halogen

63
516/15

The agent contains organic compound containing nitrogen, except if present solely as nh4+

104
516/16

The compound contains plural peptide linkages, i.e., compound formed from amino acids, natural or synthetic, by reaction of a carboxyl group of one such amino acid with an amino group of another same or different such amino acid

14
516/17

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

21
516/18

The agent contains organic compound containing oxygen

101
516/19

The compound contains -c(=o)oh group or salt thereof

61
516/13

The agent contains organic compound containing phosphorus or silicon

37
516/14

The agent contains organic compound containing sulfoxy*

121
516/11

With particulate solid

80
516/20

Primarily organic continuous liquid phase (e.g., organic liquid emulsified in an organic liquid)

116
516/31

Discontinuous phase material primarily solid or semisolid (e.g., colloid- sized dispersion of gel particles, or paraffin wax, or polytetrafluoroethylene)

152
516/32

The material primarily contains elemental carbon (e.g., graphite, diamond)

47
516/33

The material primarily contains inorganic material (e.g., chrome yellow, sodium nitrite)

211
516/36

The inorganic material primarily contains antimony oxide

24
516/34

The inorganic material primarily contains compounds containing both silicon and oxygen, or both aluminum and oxygen, or combinations thereof (e.g., silica (sio2) organosol*, silica alcosol, talc, clay)

124
516/35

The inorganic material primarily contains elemental alkali metal or primarily contains an alloy which primarily contains elemental alkali metal (e.g., sodium)

11
516/37

The inorganic material primarily contains elemental sulfur

5
516/21

Discontinuous phase primarily inorganic liquid (e.g., water-in-oil emulsion, w/o)

104
516/27

The agent contains organic compound containing nitrogen, except if present solely as nh4+

117
516/28

The agent contains organic compound containing oxygen

57
516/29

The compound contains -c(=o)o- (e.g., glyceride)

104
516/30

The compound contains repeating -(ocnh2n)- (i.e., repeating unsubstituted oxyalkylene)

71
516/24

The agent contains organic compound containing phosphorus (e.g., lecithin)

44
516/23

The agent contains organic compound containing silicon

51
516/25

The agent contains organic compound containing sulfoxy*

55
516/26

The organic compound contains nitrogen, except if present solely as nh4+

23
516/22

Three or more phases (e.g., w/o emulsion also containing solid particle suspension)

131
516/98

Continuous or semicontinuous solid phase (i.e., systems which exhibit plasticity, elasticity, or rigidity): colloid systems; compositions containing an agent for making or stabilizing colloid systems; processes of making or stabilizing colloid systems; processes of preparing the compositions (e.g., gel, paste, gelled emulsion, floc)

137
516/112

The solid phase contains alumina (e.g., hydrated alumina-gel)

62
516/110

The solid phase contains metal silicate or clay (e.g., bentonite, kaolin)

80
516/99

The solid phase contains organic material

94
516/100

The organic material coats, impregnates, or surface modifies solid inorganic material (e.g., dextrin modified clay)

138
516/101

The organic material contains organic compound containing nitrogen, except if present solely as nh4+

98
516/102

The organic material contains organic compound containing nitrogen, except if present solely as nh4+

213
516/103

The compound contains plural peptide linkages, i.e., compound formed from amino acids, natural or synthetic, by reaction of a carboxyl group of one such amino acid with an amino group of another same or different such amino acid

71
516/104

The organic material contains organic compound containing oxygen

163
516/109

The compound contains -c(=o)oh or salt thereof (e.g., calcium stearate)

61
516/108

The compound contains carboxylic acid ester group (e.g., glycerides)

80
516/105

The compound is a carbohydrate* or carbohydrate-derivative* (e.g., mono- or polysaccharide)

135
516/106

The compound is cellulose or derivative thereof (e.g., cmc)

97
516/107

The compound is gum or derivative thereof

131
516/111

The solid phase contains silica (e.g., hydrated silicagel)

142
516/904

Fermentation foam breaking or inhibiting

7
516/902

Gelled emulsion

30
516/900

Liquid crystal material of, or for, colloid system (e.g., g phase)

50
516/924

Significant dispersive or manipulative operation or step in making or stabilizing colloid system

85
516/927

In situ formation of a colloid system making or stabilizing agent which chemical reaction

26
516/928

Mixing combined with non-mixing operation or step, successively or simultaneously (e.g., heating, cooling, ph change, ageing, milling)

115
516/926

Phase change (e.g., melting)

31
516/925

Phase inversion

29
516/929

Specified combination of agitation steps (e.g., mixing to make subcombination composition followed by homogenization)

35
516/931

High shear followed by low shear

4
516/930

Low shear followed by high shear

18
516/901

Substantially pure carbon (e.g., graphite, lamp black, carbon black, fullerenes)

8
516/903

Two or more gellants

12
516/DIG.1

Wetting, emulsifying, dispersing, or stabilizing agents (252/351)

361
516/DIG.7

Organic amine, amide, or n-base containing (252/357)

296
516/DIG.2

Organic and inorganic agents containing (except water) (252/352)

112
516/DIG.3

Organic sulfoxy compound containing (252/353)

170
516/DIG.5

Organic amine, amide, or n-base containing (252/355)

128
516/DIG.4

Protein or carboxylic compound containing (252/354)

102
516/DIG.6

Protein or carboxylic compound containing (252/356)

315
 
 
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