BE463585A - - Google Patents
Info
- Publication number
- BE463585A BE463585A BE463585DA BE463585A BE 463585 A BE463585 A BE 463585A BE 463585D A BE463585D A BE 463585DA BE 463585 A BE463585 A BE 463585A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F14/00—Homopolymers and 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
- C08F14/18—Monomers containing fluorine
- C08F14/26—Tetrafluoroethene
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S138/00—Pipes and tubular conduits
- Y10S138/03—Polytetrafluoroethylene, i.e. PTFE
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US452080A US2394243A (en) | 1942-07-23 | 1942-07-23 | Process for polymerizing tetrafuloroethylene |
Publications (1)
Publication Number | Publication Date |
---|---|
BE463585A true BE463585A (de) |
Family
ID=41718678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE463585D BE463585A (de) | 1942-07-23 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2394243A (de) |
BE (1) | BE463585A (de) |
DE (1) | DE818258C (de) |
FR (1) | FR924982A (de) |
GB (1) | GB572265A (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2459720A (en) * | 1945-03-19 | 1949-01-18 | Johns Manville | Folded fabric gasket and method of manufacture |
US2531134A (en) * | 1946-03-12 | 1950-11-21 | American Cyanamid Co | Dimethyl phthalate solution of acetyl peroxide as catalyst for trifluorochloroethylene polymerization |
US2549580A (en) * | 1946-06-28 | 1951-04-17 | California Research Corp | Acyclic polyfluorinated olefins and a process for their preparation |
US2534058A (en) * | 1946-11-30 | 1950-12-12 | Du Pont | Polymerization of tetrafluoroethylene with dibasic acid peroxide catalysts |
US2627250A (en) * | 1947-03-06 | 1953-02-03 | Rockwell Mfg Co | Piston type fluid meter |
US2595012A (en) * | 1947-04-03 | 1952-04-29 | Maytag Co | Spring biased valve seat seal |
US2556876A (en) * | 1947-10-24 | 1951-06-12 | Du Pont | Polymeric azines, hydrazonitriles, and azonitriles |
US2650455A (en) * | 1948-02-17 | 1953-09-01 | Union Carbide & Carbon Corp | Gas pressure regulator resistant to hum |
US2564024A (en) * | 1948-05-21 | 1951-08-14 | William T Miller | Method of making halocarbon polymers |
US2600802A (en) * | 1949-03-25 | 1952-06-17 | Kellogg M W Co | Plasticization of perhalocarbon polymers |
US2569524A (en) * | 1949-06-16 | 1951-10-02 | Du Pont | Polymerization of trifluorochloroethylene in the presence of silver ion, bisulfite ion and persulfate |
BE495978A (de) * | 1949-07-27 | |||
US2701118A (en) * | 1949-09-03 | 1955-02-01 | White S Dental Mfg Co | High-pressure valve |
US2718665A (en) * | 1949-12-29 | 1955-09-27 | W K M Mfg Company Inc | Plastic sealed valve |
US2713987A (en) * | 1950-02-28 | 1955-07-26 | Duriron Co | Valve for corrosive fluids |
US2654559A (en) * | 1950-03-08 | 1953-10-06 | Imp Brass Mfg Co | Diaphragm valve |
US2702686A (en) * | 1950-06-14 | 1955-02-22 | Fortune Ronald | Diaphragm valve |
US2729420A (en) * | 1950-07-29 | 1956-01-03 | Duriron Co | Valve for corrosive fluids |
US2725211A (en) * | 1951-01-16 | 1955-11-29 | Grinnell Corp | Diaphragm valve |
GB719950A (en) * | 1951-03-02 | 1954-12-08 | Kellogg M W Co | Improvements in or relating to the manufacture of fluorine-containing polymers |
US2705706A (en) * | 1951-05-11 | 1955-04-05 | Kellogg M W Co | Polymerization of perhalocarbons with trifluorodichloropropionyl peroxide |
US2728550A (en) * | 1951-05-16 | 1955-12-27 | Duriron Co | Valve for corrosive fluids |
US2773817A (en) * | 1952-12-18 | 1956-12-11 | Ekco Products Company | Composite metal and articles thereof |
US2968649A (en) * | 1958-12-04 | 1961-01-17 | Du Pont | Elastomeric terpolymers |
US3032543A (en) * | 1959-02-04 | 1962-05-01 | Du Pont | Polymerization of tetrafluoroethylene |
US3514078A (en) * | 1967-01-23 | 1970-05-26 | Columbia Gas Syst | Control valve,particularly for the air supply to a gas burner |
DE4022405A1 (de) * | 1990-07-13 | 1992-01-16 | Hoechst Ag | Verfahren zur herstellung von tetrafluorethylen-polymerisat in waessriger suspension |
US5868943A (en) * | 1994-04-25 | 1999-02-09 | Donnelly, Jr.; Joseph L. | Waste treatment process for the disposal of dichlorodifluoromethane by conversion into polytetrafluoroethylene |
JP4080554B2 (ja) * | 1995-12-06 | 2008-04-23 | ダイキン工業株式会社 | テトラフルオロエチレンの乳化重合方法 |
US20020032356A1 (en) | 2000-07-14 | 2002-03-14 | Gelblum Peter Gideon | Synthesis of perfluoroolefins |
-
0
- BE BE463585D patent/BE463585A/xx unknown
-
1942
- 1942-07-23 US US452080A patent/US2394243A/en not_active Expired - Lifetime
-
1943
- 1943-04-21 GB GB6382/43A patent/GB572265A/en not_active Expired
-
1946
- 1946-02-22 FR FR924982D patent/FR924982A/fr not_active Expired
-
1950
- 1950-03-04 DE DEP880D patent/DE818258C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR924982A (fr) | 1947-08-21 |
GB572265A (en) | 1945-10-01 |
DE818258C (de) | 1951-10-25 |
US2394243A (en) | 1946-02-05 |