GB1251423A - - Google Patents
Info
- Publication number
- GB1251423A GB1251423A GB1251423DA GB1251423A GB 1251423 A GB1251423 A GB 1251423A GB 1251423D A GB1251423D A GB 1251423DA GB 1251423 A GB1251423 A GB 1251423A
- Authority
- GB
- United Kingdom
- Prior art keywords
- butene
- march
- propylene
- polymers
- heating
- 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
Links
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 abstract 4
- 238000010438 heat treatment Methods 0.000 abstract 2
- 229920000642 polymer Polymers 0.000 abstract 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 1
- 239000005977 Ethylene Substances 0.000 abstract 1
- 230000015556 catabolic process Effects 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 230000007850 degeneration Effects 0.000 abstract 1
- 238000006731 degradation reaction Methods 0.000 abstract 1
- 239000011261 inert gas Substances 0.000 abstract 1
- 238000010525 oxidative degradation reaction Methods 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 229920000098 polyolefin Polymers 0.000 abstract 1
- 229920005606 polypropylene copolymer Polymers 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 abstract 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
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
- C08F8/00—Chemical modification by after-treatment
- C08F8/50—Partial depolymerisation
Landscapes
- Chemical & Material Sciences (AREA)
- General 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681770028 DE1770028A1 (de) | 1968-03-22 | 1968-03-22 | Thermisch-oxydativer Abbau von Polyolefinen in der Pulverphase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1251423A true GB1251423A (enrdf_load_stackoverflow) | 1971-10-27 |
Family
ID=5700367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1251423D Expired GB1251423A (enrdf_load_stackoverflow) | 1968-03-22 | 1969-03-21 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT293012B (enrdf_load_stackoverflow) |
| BE (1) | BE730164A (enrdf_load_stackoverflow) |
| DE (1) | DE1770028A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2004491A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1251423A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3112163A1 (de) * | 1981-03-27 | 1982-10-14 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von emulgierbarem polyethylen durch oxidation von polyethylen im wirbelbettreaktor |
| GB8628339D0 (en) * | 1986-11-27 | 1986-12-31 | Bp Chemicals Additives | Chemical process |
| US5820981A (en) * | 1996-04-02 | 1998-10-13 | Montell North America Inc. | Radiation visbroken polypropylene and fibers made therefrom |
-
1968
- 1968-03-22 DE DE19681770028 patent/DE1770028A1/de active Pending
-
1969
- 1969-03-13 AT AT247769A patent/AT293012B/de not_active IP Right Cessation
- 1969-03-19 FR FR6907874A patent/FR2004491A1/fr not_active Withdrawn
- 1969-03-20 BE BE730164D patent/BE730164A/xx unknown
- 1969-03-21 GB GB1251423D patent/GB1251423A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2004491A1 (enrdf_load_stackoverflow) | 1969-11-28 |
| DE1770028A1 (de) | 1971-09-16 |
| AT293012B (de) | 1971-09-27 |
| BE730164A (enrdf_load_stackoverflow) | 1969-09-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CSNS | Application of which complete specification have been accepted and published, but patent is not sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |