SU506607A1 - Способ получени гранулированного порошка из политетрафторэтилена - Google Patents
Способ получени гранулированного порошка из политетрафторэтиленаInfo
- Publication number
- SU506607A1 SU506607A1 SU1908716A SU1908716A SU506607A1 SU 506607 A1 SU506607 A1 SU 506607A1 SU 1908716 A SU1908716 A SU 1908716A SU 1908716 A SU1908716 A SU 1908716A SU 506607 A1 SU506607 A1 SU 506607A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- polytetrafluoroethylene
- liquid
- granulated
- granulated powder
- obtaining granulated
- Prior art date
Links
- 229920001343 polytetrafluoroethylene Polymers 0.000 title description 21
- -1 polytetrafluoroethylene Polymers 0.000 title description 20
- 239000004810 polytetrafluoroethylene Substances 0.000 title description 20
- 238000000034 method Methods 0.000 title description 6
- 239000000843 powder Substances 0.000 title description 6
- 239000007788 liquid Substances 0.000 description 14
- 239000002245 particle Substances 0.000 description 10
- 239000008187 granular material Substances 0.000 description 8
- 238000005469 granulation Methods 0.000 description 7
- 230000003179 granulation Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000007858 starting material Substances 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000001238 wet grinding Methods 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- QZFIQARJCSJGEG-UHFFFAOYSA-N 1,1,1,2-tetrafluoro-2-(1,2,2,2-tetrafluoroethoxy)ethane Chemical compound FC(F)(F)C(F)OC(F)C(F)(F)F QZFIQARJCSJGEG-UHFFFAOYSA-N 0.000 description 1
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 240000001829 Catharanthus roseus Species 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- UPUANNBILBRCST-UHFFFAOYSA-N ethanol;ethene Chemical compound C=C.CCO UPUANNBILBRCST-UHFFFAOYSA-N 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000003979 granulating agent Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD15909372A DD96074A1 (enrdf_load_stackoverflow) | 1972-04-14 | 1972-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU506607A1 true SU506607A1 (ru) | 1976-03-15 |
Family
ID=5484651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1908716A SU506607A1 (ru) | 1972-04-14 | 1973-04-13 | Способ получени гранулированного порошка из политетрафторэтилена |
Country Status (3)
| Country | Link |
|---|---|
| DD (1) | DD96074A1 (enrdf_load_stackoverflow) |
| DE (1) | DE2315942A1 (enrdf_load_stackoverflow) |
| SU (1) | SU506607A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2531305C2 (ru) * | 2008-12-26 | 2014-10-20 | Асахи Гласс Компани, Лимитед | Способ гранулирования сополимера этилен/тетрафторэтилен |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2701434B2 (ja) * | 1989-03-14 | 1998-01-21 | ダイキン工業株式会社 | ポリテトラフルオロエチレンの湿潤パウダーの連続製造法 |
| US5977295A (en) * | 1990-03-12 | 1999-11-02 | Daikin Industries, Ltd | Continuous process for preparing polytetrafluoroethylene wet powder |
| US8485456B2 (en) | 2010-12-29 | 2013-07-16 | Nanotech Industries, Inc. | Method and apparatus for manufacturing submicron polymer powder |
| DE102011078766B4 (de) * | 2011-07-06 | 2017-02-02 | Leibniz-Institut Für Polymerforschung Dresden E.V. | Verfahren zur verarbeitung von ptfe |
-
1972
- 1972-04-14 DD DD15909372A patent/DD96074A1/xx unknown
-
1973
- 1973-03-30 DE DE19732315942 patent/DE2315942A1/de active Pending
- 1973-04-13 SU SU1908716A patent/SU506607A1/ru active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2531305C2 (ru) * | 2008-12-26 | 2014-10-20 | Асахи Гласс Компани, Лимитед | Способ гранулирования сополимера этилен/тетрафторэтилен |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2315942A1 (de) | 1973-10-25 |
| DD96074A1 (enrdf_load_stackoverflow) | 1973-03-12 |
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