US1622883A - Mercuryless hair-secreting process for felt-making - Google Patents
Mercuryless hair-secreting process for felt-making Download PDFInfo
- Publication number
- US1622883A US1622883A US87977A US8797726A US1622883A US 1622883 A US1622883 A US 1622883A US 87977 A US87977 A US 87977A US 8797726 A US8797726 A US 8797726A US 1622883 A US1622883 A US 1622883A
- Authority
- US
- United States
- Prior art keywords
- hair
- felt
- mercuryless
- making
- secreting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title description 8
- 230000003248 secreting effect Effects 0.000 title description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 6
- 239000004202 carbamide Substances 0.000 description 6
- 238000009953 carroting Methods 0.000 description 5
- 229910002651 NO3 Inorganic materials 0.000 description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 3
- 230000001680 brushing effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000282693 Cercopithecidae Species 0.000 description 1
- 241000282327 Felis silvestris Species 0.000 description 1
- 241000266847 Mephitidae Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 241000282485 Vulpes vulpes Species 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01C—CHEMICAL OR BIOLOGICAL TREATMENT OF NATURAL FILAMENTARY OR FIBROUS MATERIAL TO OBTAIN FILAMENTS OR FIBRES FOR SPINNING; CARBONISING RAGS TO RECOVER ANIMAL FIBRES
- D01C3/00—Treatment of animal material, e.g. chemical scouring of wool
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B85/00—Needles
- D05B85/02—Needles with slotted eyes, i.e. with a slit leading to the eye for thread insertion
Definitions
- the object of our invention is to provide a process which will do away with mercury in secreting or, as it is sometimes called, carroting
- secreting or carrot-ing is achieved through the action of urea, compounds thereof or derivatives 7 therefrom.
- nitrate of urea we preferably use nitrate of urea.
- a earroting process comprising the step of treating hair with a substance containing urea.
- a carroting rocess comprising the step of treating hair with nitrate of urea.
- a carroting process comprising the steps of brushing a pelt with a solution containing urea, and then removing the hair from the pelt.
- a carroting. process comprising. the
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Cosmetics (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR464017X | 1925-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US1622883A true US1622883A (en) | 1927-03-29 |
Family
ID=8901974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US87977A Expired - Lifetime US1622883A (en) | 1925-02-28 | 1926-02-12 | Mercuryless hair-secreting process for felt-making |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1622883A (online.php) |
| BE (1) | BE332429A (online.php) |
| DE (1) | DE464017C (online.php) |
| FR (1) | FR594241A (online.php) |
| GB (1) | GB248343A (online.php) |
-
0
- BE BE332429D patent/BE332429A/xx unknown
-
1925
- 1925-02-28 FR FR594241D patent/FR594241A/fr not_active Expired
-
1926
- 1926-02-04 GB GB3227/26A patent/GB248343A/en not_active Expired
- 1926-02-06 DE DEP52223D patent/DE464017C/de not_active Expired
- 1926-02-12 US US87977A patent/US1622883A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB248343A (en) | 1926-04-08 |
| DE464017C (de) | 1928-08-07 |
| FR594241A (fr) | 1925-09-08 |
| BE332429A (online.php) |
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