DE1604379A1 - Mahlvorrichtung zur Herstellung von Polytetrafluoraethylen-Pulvern mit hoher Fluiditaet - Google Patents
Mahlvorrichtung zur Herstellung von Polytetrafluoraethylen-Pulvern mit hoher FluiditaetInfo
- Publication number
- DE1604379A1 DE1604379A1 DE19661604379 DE1604379A DE1604379A1 DE 1604379 A1 DE1604379 A1 DE 1604379A1 DE 19661604379 DE19661604379 DE 19661604379 DE 1604379 A DE1604379 A DE 1604379A DE 1604379 A1 DE1604379 A1 DE 1604379A1
- Authority
- DE
- Germany
- Prior art keywords
- blades
- grinding
- rotor
- polytetrafluoroethylene
- cylinder body
- 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.)
- Pending
Links
- 239000000843 powder Substances 0.000 title claims description 33
- -1 polytetrafluoroethylene Polymers 0.000 title claims description 27
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims description 26
- 239000004810 polytetrafluoroethylene Substances 0.000 title claims description 25
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 238000003801 milling Methods 0.000 title description 8
- 238000000227 grinding Methods 0.000 claims description 27
- 239000000725 suspension Substances 0.000 claims description 16
- 239000002245 particle Substances 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000004512 die casting Methods 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 239000002609 medium Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 239000012736 aqueous medium Substances 0.000 description 2
- 239000007900 aqueous suspension Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 2
- 208000010201 Exanthema Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 201000005884 exanthem Diseases 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000007591 painting process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000375 suspending agent Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/062—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives with rotor elements extending axially in close radial proximity of a concentrically arranged slotted or perforated ring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0056—Other disintegrating devices or methods specially adapted for specific materials not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Lubricants (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT682065 | 1965-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1604379A1 true DE1604379A1 (de) | 1970-12-03 |
Family
ID=11122094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661604379 Pending DE1604379A1 (de) | 1965-07-13 | 1966-07-07 | Mahlvorrichtung zur Herstellung von Polytetrafluoraethylen-Pulvern mit hoher Fluiditaet |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT269615B (OSRAM) |
| DE (1) | DE1604379A1 (OSRAM) |
| ES (1) | ES329623A1 (OSRAM) |
| LU (1) | LU51519A1 (OSRAM) |
-
1966
- 1966-07-07 DE DE19661604379 patent/DE1604379A1/de active Pending
- 1966-07-08 AT AT659066A patent/AT269615B/de active
- 1966-07-11 LU LU51519A patent/LU51519A1/xx unknown
- 1966-07-12 ES ES0329623A patent/ES329623A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT269615B (de) | 1969-03-25 |
| LU51519A1 (OSRAM) | 1966-09-12 |
| ES329623A1 (es) | 1967-05-16 |
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