BE726234A - - Google Patents
Info
- Publication number
- BE726234A BE726234A BE726234DA BE726234A BE 726234 A BE726234 A BE 726234A BE 726234D A BE726234D A BE 726234DA BE 726234 A BE726234 A BE 726234A
- Authority
- BE
- Belgium
- Prior art keywords
- polyisobutylene
- molecular weight
- high molecular
- amount
- temperature
- Prior art date
Links
- 229920002367 Polyisobutene Polymers 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 11
- 150000002978 peroxides Chemical class 0.000 claims description 8
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims 1
- 230000015556 catabolic process Effects 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- 239000012760 heat stabilizer Substances 0.000 description 2
- 241000772991 Aira Species 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007857 degradation product Substances 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1720339 | 1967-12-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE726234A true BE726234A (enrdf_load_stackoverflow) | 1969-06-30 |
Family
ID=5689785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE726234D BE726234A (enrdf_load_stackoverflow) | 1967-12-30 | 1968-12-30 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE726234A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992003484A1 (en) * | 1990-08-23 | 1992-03-05 | Exxon Chemical Patents Inc. | Process for producing low molecular weight isoolefin polymers |
| US5262489A (en) * | 1990-08-23 | 1993-11-16 | White Donald A | Process for producing low molecular weight isoolefin polymers |
| US5434221A (en) * | 1990-08-23 | 1995-07-18 | Exxon Chemical Patents Inc. | Low molecular weight isoolefin polymer |
-
1968
- 1968-12-30 BE BE726234D patent/BE726234A/fr unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992003484A1 (en) * | 1990-08-23 | 1992-03-05 | Exxon Chemical Patents Inc. | Process for producing low molecular weight isoolefin polymers |
| US5262489A (en) * | 1990-08-23 | 1993-11-16 | White Donald A | Process for producing low molecular weight isoolefin polymers |
| US5434221A (en) * | 1990-08-23 | 1995-07-18 | Exxon Chemical Patents Inc. | Low molecular weight isoolefin polymer |
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