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Class Information
Number: 8
Name: Bleaching and dyeing; fluid treatment and chemical modification of textiles and fibers >
Description: This class takes the characters of processes set forth below, the products of such processes where not more specifically provided for, and in the specified instances, compositions used in the processes. (Also see References to Other Classes, below.)










Class Number Class Name No. of Patents
8/DIG.20

-n-cl compound

1
8/541

Acylating agent or cross-linker dye additive, composition, process, or product

49
8/542

Pretreatment of substrate

37
8/913

Amphoteric emulsifiers for dyeing

6
8/914

Amino carboxylic acids

4
8/915

Amino sulfonic acids

5
8/908

Anionic emulsifiers for dyeing

45
8/912

Arylene sulfonate-formaldehyde condensate or alkyl aryl sulfonate

22
8/910

Soap

2
8/911

Sulfonated

6
8/909

Sulfonated or sulfated alphatic hydrocarbons

11
8/900

Basic emulsifiers for dyeing

9
8/901

Quaternary ammonium salts

12
8/101

Bleaching

180
8/107

Chemical

244
8/108.1

Chlorine

147
8/109

With sulfur compounds or peroxides or oxygen

65
8/111

Peroxides or oxygen

654
8/110

Sulfur compounds

100
8/102

Color stripping or subduing

112
8/103

Wave energy

51
8/488

Bonding of preform, e.g., flocking, etc., with dyeing, process or product

17
8/929

Carpet dyeing

177
8/115.51

Chemical modification of textiles or fibers or products thereof

331
8/129

Cellulose ester or ether fibers

45
8/116.1

Cellulose fibers

316
8/123

Cuprammonium treatment

1
8/120

Esterifying, etherifying or immunizing

141
8/121

Acetylation

10
8/122

Xanthogenation

3
8/125

Mercerizing or alkaline treatment

84
8/127

Wetting addition or pretreatment

21
8/118

Transparent, parchmentized, or linen finish

5
8/119

Paper

16
8/116.4

Treatment with aldehyde or ketone

85
8/181

Treatment with nitrogen-containing organic compound

182
8/194

Amide

98
8/195

Urea or thiourea

48
8/196

Amine

106
8/192

Cyano-, isocyano-, thiocyano-, or isothiocyano-group containing

53
8/193

Ethylenic radial containing

17
8/189

Heterocyclic nitrogen compound

74
8/191

Three-membered ring with two c and one n

10
8/190

Triazine

51
8/188

Quaternary ammonium compound

82
8/182

With aminoplast condensate or aminoplast condensate-former

51
8/184

Amido-aldehyde condensate

60
8/187

Carbamic-aldehyde condensate

38
8/185

Urea-aldehyde condensate

107
8/186

Alkylatedurea-aldehyde condensate

65
8/183

Triazine-aldehyde condensate

48
8/127.1

Treatment with phosphorus containing material

103
8/117

Wool-like or crinkle effects

4
8/115.7

Mixed fibers

170
8/127.5

Proteinaceous fibers

65
8/127.51

Hair

88
8/128.1

Natural wool or silk

128
8/128.3

Chemical modification in the presence of a sulfur or silicone containing material

81
8/127.6

Treatment with aldehyde or aldehyde derivative, ketone or nitrogen containing organic compound

101
8/115.54

Treating textiles or fibers from synthetic resin or natural rubber with chemical reactant

143
8/115.68

Inorganic nongaseous chemical reactant

56
8/115.69

Oxidizing or alkaline agent

57
8/115.56

Organic chemical reactant

154
8/115.64

Organic reactant contains element other than c, h, o, n or s

119
8/115.65

Organic reactant contains nitrogen

87
8/115.66

Organic reactant contains plural nitrogen atoms nonbonded to each other

52
8/115.67

Reactant contains isocyanate group

26
8/115.57

Reactant contains heterocycle

15
8/115.58

Reactant contains nitrogen heterocycle

39
8/115.59

Contains six-membered nitrogen heterocycle

44
8/115.61

Reactant contains oxygen heterocycle

32
8/115.62

Reactant contains nonaromatic carbon-carbon double bond

53
8/115.63

Reactant containing nonaromatic carbon-carbon double bond also contains sulfur atom

14
8/130

Saponifying

6
8/115.55

Single fiber or filament containing more than one synthetic organic polymer

20
8/115.52

Using wave energy, electrostatic field or electrical discharge

65
8/115.53

Ultraviolet radiation

32
8/115.6

With coating, sizing, or lubricating

623
8/137

Cleaning or laundering

1027
8/140

Carbonizing

5
8/138

Degumming or desizing

76
8/142

Dry cleaning

326
8/137.5

Removing formation impurities from artifical fiber

40
8/139

Scouring, degreasing or bowking

80
8/139.1

With fat solvent

23
8/141

Waste reclaiming and conditioning

35
8/902

Coacervation or two-phase dyeing system

2
8/495

Coating or sizing with dyeing process or product

163
8/496

Aminoplast or aminoplast precursor coating

51
8/442

Color protecting process for dyed product

100
8/475

Confined gas phase superatmospheric pressure dyeing process (other than steam below 138 degrees c.)

45
8/476

Steam (at 138 degrees c. or above)

29
8/DIG.13

Cyanoethylation of fibers

2
8/505

Differential fluid pressure assisted dyeing process, e.g., air pressure, vacuum, etc.

17
8/467

Diffusion transfer dyeing process, transfer sheet and product

83
8/470

Dry heat treatment for penetration

66
8/471

Sublimation

652
8/472

Air pressure

19
8/468

Release layer utilized

26
8/469

Steam

13
8/489

Drawing or stretching of preform with dyeing, process or product

43
8/524

Dry dye composition other than mere mixture of two or more dyes alone or process of making

153
8/526

Dye in specified form other than mere powder

133
8/525

Dye soap or detergent

26
8/DIG.14

Dry mixtures of textile reagents

1
8/527

Dye concentrate composition wherein an additional amount of a constituent of the composition must be added before use

280
8/528

Highly viscous dye concentrate, e.g., paste, etc.

75
8/636

Dye or potential dye composition, additive, treatment, process, product, or ancillary dye operation

173
8/662

Azo, acridone, or quinone dye

270
8/693

-coo-alkyl or -coo-aryl hydrocarbon

46
8/675

Anthraquinone dye

104
8/679

Anilino group on the anthraquinone nucleus

56
8/677

Heterocyclic group

51
8/678

Phenoxy, phenol, mercapto, alkoxy, or thioalkyl group

44
8/676

Sulfonic acid or salt thereof or sulfonamide

116
8/694

Aryl-(o=)s(=o)-n-

24
8/666

Azo developed on the fiber

51
8/670

Heterocyclic component

47
8/671

Me-c(=o)-ch-c(=o)- group-containing

10
8/667

Nitroaromatic component

22
8/669

Polyazo component

29
8/668

Pyrazolone component

7
8/696

Carbonyl bonded directly to nitrogen

101
8/680

Dye containing -(o=)s(=o)-o-, -o(o=)s(=o)-o- or phosphorus oxide group

212
8/681

Sulfonated azo

219
8/682

Monoazo

91
8/683

Monosulfonated

60
8/684

Heterocyclic

57
8/673

Dye containing -cooh

109
8/674

Metallized, heavy metal

26
8/672

Dye containing removable solubilizing group, e.g., lactam radical, etc., or the dye is oxidized to insolubilize

11
8/690

Five-membered hetero ring having two or more ring hetero atoms of which at least one is nitrogen

89
8/692

Diazoles or triazoles (including hydrogenated)

86
8/691

Thiazoles (including hydrogenated)

88
8/695

Ho-c-c-n-

12
8/685

Metallized dye, including metallization during dyeing (i.e., including in situ forming of metallized dye)

202
8/686

Heterocyclic

85
8/663

Naphthoquinone dye

13
8/687

Polyazo dye

182
8/688

Six-membered hetero ring having two or more ring hetero atoms of which at least one is nitrogen

124
8/689

Diazines (including hydrogenated)

35
8/664

Stabilized or potential diazo compound

26
8/665

Nitrosamine or n-diazo

7
8/654

Basic (cationic) dye containing strongly basic onium or alkylene imine group

170
8/655

Heterocyclic onium group, e.g., pyridinium, etc.

79
8/657

Basic dye, including diphenylmethane, triphenylmethane, xanthene, fluorene, methine, acridine, oxazine, phenazine, flavylium, naphthoperinone, quinophthalone, etc., group-containing

222
8/658

Acid dye form, e.g., with sulfonic acid group, etc.

60
8/659

Methine group

42
8/646

Dye extracted from natural product

68
8/648

Fluorescent dye, e.g., stilbene, benzimidazole, benzoxazole, benzothiazole, pyrazoline dye, etc., optical brightner or bluing agent

340
8/645

Inorganic dye (mineral dye)

15
8/638

Mixed dyes, noncomplexed

210
8/643

Anthraquinone dye

122
8/639

Azo

323
8/641

Sulfonated azo

266
8/640

With sulfur dye or vat dye

30
8/644

Basic dye

40
8/642

Sulfur dye or vat dye

35
8/649

Oxidation dye, e.g., aniline, nitroaniline, etc.

53
8/661

Phthalocyanine dye

153
8/637.1

Pigments used as dyes (imbibition of a pigment)

154
8/647

Polymeric dye, e.g., a chromophore pendant from an addition polymer, etc.

118
8/650

Sulfur dye or vat dye

158
8/653

Indigoid dye

86
8/651

Soluble leuco ester salts

39
8/652

Sulfur dye (sulfur-organic reaction product dye)

81
8/440

Dye recovery process, other than nominal recovery

28
8/404

Dyeing involving animal-derived natural fiber material (other than solely wool or silk), e.g., leather, fur, hair, feathers, etc., composition, process, or product

83
8/405

Hair dyeing

1405
8/426

Basic dye, including diphenylmethane, triphenylmethane, xanthene, fluorene, methine, acridine, oxazine, phenazine, flavylium, naphthoperinone, quinophthalone, quaternary ammonium group, etc., containing

202
8/429

Developed on the hair

109
8/428

Dye reactive with hair

92
8/425

Mordant, solvent dye formation or metallized azo dye

47
8/406

Oxidation dye

1082
8/423

Aminoheterocyclic dye

285
8/421

Aminophenol dye

359
8/416

Aryldiamine dye

236
8/414

Nitroaniline dye

109
8/415

Nitrophenylenediamine dye

96
8/424

Phenols (natural oxidation dye)

116
8/408

Plural dyes or dye and coupling agent

592
8/409

Heterocyclic amine dye

447
8/410

Paradiaminobenzene dye

568
8/412

With aminophenol dye

335
8/411

With metadiaminobenzene dye

367
8/407

With dye other than oxidation dye

509
8/435

Solvent assisted dyeing

417
8/431

With fluid treatment, e.g., bleaching with dyeing, etc.

127
8/432

-s-s- bond disruption, e.g., use of thioglycolates, etc.

36
8/433

Swelling of hair

8
8/436

Leather dyeing

138
8/437

Azo dye

220
8/503

Dyeing process involving burning of reagents

5
8/444

Dyeing process utilizing electric, magnetic, or wave energy; or product thereof

124
8/500

Dyeing process utilizing mechanical pressure, e.g., presses, etc.

30
8/536

Fiber derived from saponified cellulose esters or from nitrocellulose converted to cellulose, dye composition, process, or product

16
8/133

Fiber protecting during fluid treatment

18
8/147

Fluid treatment (manipulative)

67
8/149.1

Combined liquid and gas or vapor

212
8/148

Confined areas

35
8/149.2

Gas or vapor

105
8/149.3

Including steam

170
8/149

Intermittent length

53
8/157

Kier treatment

5
8/158

Manipulation of liquid

676
8/159

Agitating immersed material and liquid

549
8/150

Special forms and forming

59
8/150.5

Hides, skins or leather

22
8/156

Pulp or fibers (in bulk)

97
8/151

Running lenghts

223
8/151.1

Helical textile course

3
8/152

Piling

54
8/151.2

Yarns

73
8/154

Wound packages

20
8/155

Yarns

25
8/155.1

Radial liquid flow

32
8/155.2

Skeins, cakes or cheeses

12
8/477

Foam dye composition or process

89
8/497

Forming, shaping, or reshaping with dyeing process or product

68
8/403

Fugitive dye composition, process or product

42
8/538

Gelled fiber-dyeing process or product

37
8/DIG.17

Glyoxal and polyaldehyde treatment of textiles

14
8/DIG.18

Grafting textile fibers

30
8/934

High temperature and pressure dyeing

28
8/935

Immunization as a resist in dyeing

0
8/112

Improving felting properties (e.g., carroting)

12
8/618

Inorganic additive for dye composition, dye composition containing inorganic additive, process or product; other than emulsifier, ph adjuster, water, nitrous acid for azo coupling or sulfur reducing agent for vat or sulfur dye

102
8/619

Ammonia

33
8/620

Ammonium salt

51
8/630

Boron

34
8/635

Chromium

14
8/624

Group ib metal (cu, ag, au)

63
8/629

Group iib metal (zn, cd, hg)

33
8/625

Group iiia metal (al, ga, in, tl)

37
8/626

Group iv metal (sn, pb, ge, ti, zr, hf)

23
8/622

Group va metal (as, sb, bi)

6
8/627

Group vb metal (v, nb, ta)

11
8/628

Group vii metal (mn, tc, re)

29
8/623

Group viii metal (fe, co, ni, os, ir, pt, ru, rh, pd)

57
8/634

Halogen acids

30
8/621

Molybdenum, uranium, or tungsten (wolfram)

6
8/631

Nitrogen

10
8/633

Phosphorus

18
8/632

Silicon

64
8/DIG.11

Isocyanate and carbonate modification of fibers

20
8/937

Li ion in dye bath

24
8/400

Measuring, testing, or inspecting dye process

63
8/537

Mercerized cellulose fiber or parchmentized cellulose fiber dyeing composition, process, or product

18
8/905

Mixed anionic and cationic emulsifiers for dyeing

6
8/904

Mixed anionic and nonionic emulsifiers for dyeing

26
8/906

Mixed cationic and nonionic emulsifiers for dyeing

7
8/DIG.19

Molten metal

0
8/529

Multiple chemically diverse fibers or fibers with different cross section, process of dyeing or product

107
8/534

Polyacrylonitrile fiber

42
8/532

Polyester fiber and cellulose fiber

288
8/533

Polyster fiber and wool or silk fiber

93
8/530

Resisting a fiber

8
8/531

Synthetic polyamide

134
8/939

Naphtholactam dye

1
8/916

Natural fiber dyeing

36
8/918

Cellulose textile

543
8/919

Paper

204
8/917

Wool or silk

296
8/494

Nominal textile manufacture process combined with dyeing

83
8/907

Nonionic emulsifiers for dyeing

74
8/506

Nontextile, dyeing process or product, including inorganic fiber

234
8/509

Acrylate polymer substrate

80
8/510

Acrylonitrile polymer substrate

39
8/511

Contains basic addition comonomer, e.g., vinyl pyridine, etc.

3
8/516

Amide polymer substrate

66
8/517

Natural polyamide, e.g., casein, gelatin, keratin, collagen, etc.

17
8/518

Cellulose substrate other than paper

37
8/519

Cellulose ester or cellulose ether

32
8/507

Contact lens

103
8/522

Inorganic substrate

42
8/523

Silica or calcareous substrate, e.g., glass, etc.

39
8/521

Oil, fat, wax, or gasoline dyeing

37
8/513

Olefin polymer substrate or rubber

60
8/514

Styrene polymer

49
8/520

Phenol-aldehyde resin substrate

6
8/515

Polymer from isocyanate and polyol, e.g., polyurethane, etc., substrate

58
8/512

Polymer from polyol and a polycarboxylic acid or derivative substrate

111
8/508

Vinyl chloride polymer substrate

46
8/DIG.21

Nylon

47
8/550

Organic additive for dye composition, dye composition containing organic additive, process or product; other than emulsifier, ph adjuster or starch or gum print paste thickener

62
8/611

Alcohol

237
8/612

Chlorohydrin

8
8/613

Phenols

49
8/608

Aldehyde

44
8/586

Carboxamides or thiocarboxamides

104
8/582

Carboxylic acid esters, cyanates, isocyanates, or sulfur analogues thereof

126
8/583

Aromatic

65
8/594

Carboxylic acid or salt thereof

125
8/598

Acyclic

53
8/601

Halogen-containing

10
8/600

Heavy metal-containing

13
8/599

Hydroxy-containing

46
8/597

Amine

69
8/595

Tannins or tannic acid

24
8/596

Contains heavy metal

8
8/609

Ether

124
8/610

Aryl ether

49
8/551

Ethylenimine or polymer thereof or polyalkylene polyamine

66
8/580

Fats, higher fatty acids or esters, oils or waxes, other than nitrogen containing

126
8/574

Five-membered hetero ring consisting of one nitrogen and four carbon atoms

159
8/570

Five-membered hetero ring having two or more ring hetero atoms of which at least one is nitrogen

157
8/571

Hetero n ring contains a sulfur atom (including hydrogenated)

93
8/572

Hetero n ring contains an oxygen atom (including hydrogenated)

63
8/573

Hetero n ring contains at least two nitrogen hetero atoms (including hydrogenated)

179
8/614

Halogen-containing

85
8/616

Aromatic

29
8/615

Fluorine

24
8/617

Hydrocarbon

66
8/607

Ketone

97
8/564

Lactam

30
8/602

Nitrogen-containing, other than nitro or nitroso

181
8/604

Amino alkanol

119
8/605

Anilines

10
8/603

Nitrile

26
8/606

Quaternary ammonium compound

186
8/576

Oxygen-containing hetero ring

139
8/577

Furyl (including hydrogenated)

18
8/579

Hetero ring is six-membered consisting of one oxygen and five carbons

20
8/578

Lactones

26
8/584

Phosphorus-containing

94
8/552

Polymeric additive

443
8/557

Acid polymer, e.g., carboxylated or sulfonated polymer

166
8/558

Acrylic acid polymer

145
8/559

Carboxyalkylene cellulose

26
8/560

Phenol-aldehyde polymer

42
8/561

Carbohydrate

104
8/562

Cellulose ester or cellulose ether

54
8/554

Cationic polymer, e.g., aminated polymer without -coo-, -(o=)s(=o)-, -o (o=)p(=o)-o- groups, e.g., polyacrylamide, etc.

206
8/555

Acrylamide or dialkylaminoalkylacrylate polymer

88
8/556

Cyanamide- or dicyandiamide-formaldehyde polymer

21
8/553

Derived from vinyl pyrrolidone or vinyl pyridine

61
8/563

Polypeptide or protein

31
8/581

Silicon-containing

122
8/568

Six-membered hetero ring consisting of one nitrogen and five carbon atoms

181
8/569

Quinolines

16
8/565

Six-membered hetero ring having two or more ring hetero atoms of which at least one is nitrogen

104
8/567

Diazines (including hydrogenated)

93
8/566

Triazines (including hydrogenated)

99
8/575

Sulfur-containing hetero ring

88
8/587

Sulfur-containing

152
8/592

Sulfamic or sulfinic acids, salts, or esters

24
8/593

Sulfonamides

14
8/588

Sulfonic acids or sulfonic acid esters

59
8/591

Acyclic

30
8/589

Aromatic

112
8/590

Amino

22
8/585

Ureas, thioureas, pseudoureas, or pseudothioureas

86
8/DIG.5

Organic titanium compounds on textiles

2
8/114

Ornamental effects

25
8/114.5

Differential creping

9
8/114.6

With fiber destruction or removal

37
8/115

With local treatment

54
8/491

Overall dimensional modification or stabilization, e.g., creping, etc., including use of chemical additive to form at least a temporary composition, with dyeing process

27
8/493

Modification of molecular structure of substrate by chemical means, e.g., cross-linking of substrate, hydrolysis of substrate, etc.

36
8/492

Solvent treatment of synthetic fibers

25
8/DIG.8

Oxirane

13
8/478

Pattern effect dyeing, process, compositions, or products

126
8/480

Cross dyeing

22
8/481

Mixture of treated and untreated individual fibers

37
8/486

Direct contact with applicator

25
8/487

Roller or disc

18
8/479

Discontinuous or multidirectional movement of substrate

17
8/483

Random pattern effect, e.g., space dyeing, etc.

57
8/484

Differential diffusion

18
8/482

Suppress dyeing, e.g., fold, twist, wrinkle, etc.

19
8/485

Two or more sequential dye application steps

81
8/535

Phenol-aldehyde fiber dyeing composition, process, or dyed product

7
8/DIG.4

Polyester fibers

44
8/DIG.9

Polyolefin

17
8/DIG.10

Polyvinyl halide esters or alcohol fiber modification

2
8/DIG.16

Pressurized and high temperature liquid treatment of textiles

6
8/DIG.15

Pressurized gas treatment of textiles

4
8/930

Pretreatment before dyeing

88
8/931

Washing or bleaching

25
8/504

Process involving plural application steps with same dye

23
8/441

Process of color renovating a dyed product

20
8/498

Process of dyeing involving dry powder application

7
8/438

Process of extracting or purifying of natural dye

38
8/439

Logwood

1
8/490

Process of preserving substrate combined with dyeing or product thereof, e.g., biocidal or fire retardant treatment, etc.

130
8/445

Process of printing permanently on substrate, other than nominal printing, using print paste containing discharge material, resist material, or dye material; or stencil dyeing

82
8/466

Azo dye

77
8/457

Discharge utilized

27
8/463

Acid (including direct) dye, e.g., sulfonated, sulfamated, etc.

69
8/462

Basic dye, including diphenylmethane, triphenylmethane, xanthene, fluorene, methine, acridine, oxazine, phenazine, flavylium, naphthoperinone, quinophthalone, quaternary ammonium group, etc., containing

31
8/458

Chemically modified local areas

8
8/464

Disperse dye

38
8/460

Mordant dye

6
8/459

Oxidation dye, e.g., aniline, nitroaniline, etc.

6
8/461

Vat dye or sulfur dye, e.g., quinonic or indigoid reducible, or sulfur organic compound reaction product dye, etc.

15
8/446

Resist or reserve

22
8/455

Acid (including direct) dye, e.g., sulfonated, sulfamated, etc.

91
8/451

Azo dye component ground

48
8/454

Basic dye, including diphenylmethane, triphenylmethane, xanthene, fluorene, methine, acridine, oxazine, phenazine, flavylium, napthoperinone, quinophthalone, quaternary ammonium group, etc., containing

31
8/448

Chemically modified local areas

16
8/456

Disperse dye

33
8/452

Mordant dye, e.g., dye with a metal chelating group, etc.

8
8/450

Oxidation dye, e.g., aniline, nitroaniline, etc.

5
8/449

Reactive dye

24
8/453

Vat dye or sulfur dye, e.g., quinonic or indigoid reducible dye, sulfur organic reaction product dye, etc.

13
8/447

Wax

7
8/465

Vat dye or sulfur dye, e.g., quinonic or indigoid reducible dye, sulfur organic compound reaction product dye, etc.

39
8/543

Reactive dye composition, process, or product

383
8/544

1,2-epoxy terminal group dye or halohydroxdye, e.g., -ch(oh)-chcl containing

20
8/548

Alkylene phosphate or phosphite dye

14
8/549

Alkylene sulfato, halotriazine, halodiazine, haloquinoxaline, or halopyrimidine dye

561
8/547

Quaternary ammonium group containing dye

32
8/546

Thiosulfato group containing dye

22
8/474

Reactive gas or reactive vapor utilized in dye process

23
8/502

Replenishment or replacement of same bath liquor in dyeing process

16
8/DIG.6

Resin bleach

2
8/DIG.1

Silicones

67
8/936

Solubility studies on dyes

0
8/938

Solvent dyes

41
8/932

Specific manipulative continuous dyeing

33
8/499

Spray-dyeing process

64
8/473

Subambient temperature dyeing process, i.e., less than 20 degrees c.

7
8/DIG.3

Swelling and stretching

3
8/130.1

Swelling or plasticizing of artificial fibers

62
8/131

Cellulose ester or ether fibers

6
8/132

With stretching

5
8/920

Synthetic fiber dyeing

57
8/921

Cellulose ester or ether

139
8/927

Polyacrylonitrile fiber

163
8/924

Polyamide fiber

556
8/925

Aromatic polyamide

73
8/922

Polyester fiber

576
8/923

Halopolyester

2
8/928

Polyolefin fiber

75
8/926

Polyurethane fiber

64
8/539

Synthetic fiber produced from material which contains pendant -coo-, -(o=)s(=o)-o-, -o-(o=)p(=o)-o-, pyridino, dialkylaminoalkyl-, or quaternary ammonium radical, dyeing process or product

117
8/540

Quaternary ammonium, pyridino, or dialkylaminoalkyl

33
8/933

Thermosol dyeing, thermofixation or dry heat fixation or development

78
8/94.1R

Treatment of hides, skins, feathers and animal tissues

143
8/94.16

Depilating

49
8/160

Adhesive type

18
8/161

Living animal

41
8/94.12

Fish or reptile skins

6
8/94.14

Fur

26
8/94.11

Internal tissues

114
8/94.1D

Leather dehydration

9
8/94.1P

Phosphorus compounds on leather

13
8/94.13

Suede

5
8/94.19R

Tanning

101
8/94.19C

Resin condensation in situ in leather

10
8/94.24

With aldehyde-aromatic condensation product

28
8/94.29

With aluminum compound

34
8/94.3

With vegetable extract

3
8/94.31

With cellulose liberation liquor

2
8/94.25

With heavy metal compound

26
8/94.27

Chromium compound

81
8/94.28

Iron compound

16
8/94.26

With organic material

58
8/94.33

With organic material

107
8/94.2

With subsequent treatment

50
8/94.21

Organic material

129
8/94.22

Fat, fatty oil, fatty oil acid or salt thereof

69
8/94.23

Emulsions

83
8/94.32

With vegetable extract

14
8/94.15

Treatment of untanned skins or hides

85
8/94.17

Alkaline material removal

23
8/94.18

With organic material

113
8/903

Triple mixture of anionic, cationic, and nonionic emulsifiers for dyeing

3
8/501

Two-phase system dyeing composition or process

29
8/401

Using enzymes, dye process, composition, or product of dyeing

163
8/DIG.2

Vinyl sulfones and precursors thereof

9
8/DIG.12

Wave energy treatment of textiles

23
8/443

Weighting process (loading silk with metal salts)

4
8/402

Wood dyeing process

39
 
 
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