NL83821C - - Google Patents
Info
- Publication number
- NL83821C NL83821C NL83821DA NL83821C NL 83821 C NL83821 C NL 83821C NL 83821D A NL83821D A NL 83821DA NL 83821 C NL83821 C NL 83821C
- Authority
- NL
- Netherlands
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
- C08F112/00—Homopolymers 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 an aromatic carbocyclic ring
- C08F112/02—Monomers containing only one unsaturated aliphatic radical
- C08F112/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F112/06—Hydrocarbons
- C08F112/12—Monomers containing a branched unsaturated aliphatic radical or a ring substituted by an alkyl radical
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US124729A US2621171A (en) | 1949-10-31 | 1949-10-31 | Process for polymerizing alpha-methyl styrene |
| US312160A US2658058A (en) | 1949-10-31 | 1952-09-29 | Process for making high polymers of alpha-methyl styrene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL83821C true NL83821C (xx) |
Family
ID=26822893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL83821D NL83821C (xx) | 1949-10-31 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US2621171A (xx) |
| BE (2) | BE522761A (xx) |
| DE (1) | DE1049580B (xx) |
| FR (2) | FR1061258A (xx) |
| GB (2) | GB677594A (xx) |
| NL (1) | NL83821C (xx) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE513580A (xx) * | 1949-10-31 | |||
| US3027392A (en) * | 1954-07-16 | 1962-03-27 | Nat Lead Co | Organic compounds of fourth-group metals |
| US3070574A (en) * | 1958-04-16 | 1962-12-25 | Basf Ag | Process for graftpolymerizing alphamethylstyrene in the presence of cyclic ethers and alkali metal catalyst |
| US3248377A (en) * | 1960-12-22 | 1966-04-26 | Standard Oil Co | Styrene polymerization process |
| US3202642A (en) * | 1961-02-27 | 1965-08-24 | Allied Chem | Homopolymers and copolymers of isopropenylnaphthalenes and processes of producing the same |
| DE1814870A1 (de) * | 1968-12-16 | 1970-07-16 | Hoechst Ag | Verfahren zur Faellungspolymerisation von alpha-Methylstyrol |
| US4278506A (en) * | 1979-12-21 | 1981-07-14 | Phillips Petroleum Company | Polymer solution purification |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2327082A (en) * | 1942-06-05 | 1943-08-17 | Du Pont | Polymerization of styrene |
| US2458378A (en) * | 1946-01-07 | 1949-01-04 | Phillips Petroleum Co | Process of separating metallic sodium from high molecular weight polymers made by polymerization of vinyl compounds |
| US2506857A (en) * | 1947-05-19 | 1950-05-09 | Phillips Petroleum Co | Mass polymerization |
| BE513580A (xx) * | 1949-10-31 |
-
0
- BE BE513580D patent/BE513580A/xx unknown
- BE BE522761D patent/BE522761A/xx unknown
- NL NL83821D patent/NL83821C/xx active
- FR FR65759D patent/FR65759E/fr not_active Expired
- DE DENDAT1049580D patent/DE1049580B/de active Pending
-
1949
- 1949-10-31 US US124729A patent/US2621171A/en not_active Expired - Lifetime
-
1950
- 1950-08-14 GB GB20162/50A patent/GB677594A/en not_active Expired
-
1952
- 1952-08-05 FR FR1061258D patent/FR1061258A/fr not_active Expired
- 1952-09-29 US US312160A patent/US2658058A/en not_active Expired - Lifetime
-
1953
- 1953-08-31 GB GB24073/53A patent/GB725105A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2621171A (en) | 1952-12-09 |
| BE522761A (xx) | |
| US2658058A (en) | 1953-11-03 |
| FR1061258A (fr) | 1954-04-12 |
| GB725105A (en) | 1955-03-02 |
| FR65759E (xx) | 1956-03-12 |
| DE1049580B (de) | 1959-01-29 |
| GB677594A (en) | 1952-08-20 |
| BE513580A (xx) |