CA1036537A - Modified polyethylene having an increased cross-linking yield when subjected to gamma ray radiation and process for the preparation thereof - Google Patents
Modified polyethylene having an increased cross-linking yield when subjected to gamma ray radiation and process for the preparation thereofInfo
- Publication number
- CA1036537A CA1036537A CA156,761A CA156761A CA1036537A CA 1036537 A CA1036537 A CA 1036537A CA 156761 A CA156761 A CA 156761A CA 1036537 A CA1036537 A CA 1036537A
- Authority
- CA
- Canada
- Prior art keywords
- linking
- polyethylene
- gamma ray
- cross
- increased cross
- 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
- 239000004698 Polyethylene Substances 0.000 title claims abstract description 15
- 229920000573 polyethylene Polymers 0.000 title claims abstract description 15
- -1 polyethylene Polymers 0.000 title claims abstract description 14
- 230000005855 radiation Effects 0.000 title claims abstract description 13
- 238000004132 cross linking Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000005251 gamma ray Effects 0.000 title claims abstract description 5
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229920001577 copolymer Polymers 0.000 claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 239000005062 Polybutadiene Substances 0.000 claims abstract description 3
- 229920002857 polybutadiene Polymers 0.000 claims abstract description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 1
- 239000005977 Ethylene Substances 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 description 8
- 230000001678 irradiating effect Effects 0.000 description 4
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 229920003020 cross-linked polyethylene Polymers 0.000 description 2
- NNBZCPXTIHJBJL-UHFFFAOYSA-N decalin Chemical compound C1CCCC2CCCCC21 NNBZCPXTIHJBJL-UHFFFAOYSA-N 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 241000518994 Conta Species 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 229920005638 polyethylene monopolymer Polymers 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- DNYWZCXLKNTFFI-UHFFFAOYSA-N uranium Chemical compound [U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U] DNYWZCXLKNTFFI-UHFFFAOYSA-N 0.000 description 1
- 150000003682 vanadium compounds Chemical class 0.000 description 1
- PXXNTAGJWPJAGM-UHFFFAOYSA-N vertaline Natural products C1C2C=3C=C(OC)C(OC)=CC=3OC(C=C3)=CC=C3CCC(=O)OC1CC1N2CCCC1 PXXNTAGJWPJAGM-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 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
- C08J3/28—Treatment by wave energy or particle radiation
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/08—Copolymers of ethene
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)
- Graft Or Block Polymers (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT3173371A IT946108B (it) | 1971-11-26 | 1971-11-26 | Polietilene modificato con aumenta ta resa di reticolazione per irra giamento con raggi gamma e procedi mento per la sua preparazione |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1036537A true CA1036537A (en) | 1978-08-15 |
Family
ID=11234289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA156,761A Expired CA1036537A (en) | 1971-11-26 | 1972-11-15 | Modified polyethylene having an increased cross-linking yield when subjected to gamma ray radiation and process for the preparation thereof |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS5321034B2 (show.php) |
| BE (1) | BE791711A (show.php) |
| CA (1) | CA1036537A (show.php) |
| CH (1) | CH556362A (show.php) |
| CS (1) | CS159203B2 (show.php) |
| DD (1) | DD103452A5 (show.php) |
| DE (1) | DE2257111A1 (show.php) |
| ES (1) | ES409253A1 (show.php) |
| FR (1) | FR2160937B1 (show.php) |
| GB (1) | GB1378978A (show.php) |
| IT (1) | IT946108B (show.php) |
| LU (1) | LU66526A1 (show.php) |
| NL (1) | NL7215787A (show.php) |
| RO (1) | RO62463A (show.php) |
| SU (1) | SU673178A3 (show.php) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55118767U (show.php) * | 1979-02-16 | 1980-08-22 | ||
| US4264490A (en) * | 1979-05-11 | 1981-04-28 | Radiation Dynamics, Inc. | Composition of a polyethylene and isobutylene copolymer |
-
0
- BE BE791711D patent/BE791711A/xx unknown
-
1971
- 1971-11-26 IT IT3173371A patent/IT946108B/it active
- 1971-11-26 RO RO710072943A patent/RO62463A/ro unknown
-
1972
- 1972-11-15 CA CA156,761A patent/CA1036537A/en not_active Expired
- 1972-11-21 DE DE19722257111 patent/DE2257111A1/de active Pending
- 1972-11-22 GB GB5410072A patent/GB1378978A/en not_active Expired
- 1972-11-22 SU SU721847809A patent/SU673178A3/ru active
- 1972-11-22 FR FR7241404A patent/FR2160937B1/fr not_active Expired
- 1972-11-22 NL NL7215787A patent/NL7215787A/xx unknown
- 1972-11-23 ES ES409253A patent/ES409253A1/es not_active Expired
- 1972-11-23 DD DD16713372A patent/DD103452A5/xx unknown
- 1972-11-24 CS CS803372A patent/CS159203B2/cs unknown
- 1972-11-24 LU LU66526D patent/LU66526A1/xx unknown
- 1972-11-25 CH CH1719872A patent/CH556362A/xx not_active IP Right Cessation
- 1972-11-27 JP JP11813772A patent/JPS5321034B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2257111A1 (de) | 1973-05-30 |
| LU66526A1 (show.php) | 1973-02-01 |
| GB1378978A (en) | 1975-01-02 |
| CH556362A (de) | 1974-11-29 |
| JPS5321034B2 (show.php) | 1978-06-30 |
| FR2160937B1 (show.php) | 1975-03-28 |
| ES409253A1 (es) | 1975-12-01 |
| CS159203B2 (show.php) | 1974-12-27 |
| FR2160937A1 (show.php) | 1973-07-06 |
| NL7215787A (show.php) | 1973-05-29 |
| RO62463A (fr) | 1977-10-15 |
| IT946108B (it) | 1973-05-21 |
| DD103452A5 (show.php) | 1974-01-20 |
| JPS4860746A (show.php) | 1973-08-25 |
| SU673178A3 (ru) | 1979-07-05 |
| BE791711A (fr) | 1973-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Zhiquan et al. | Coordination copolymerization of butadiene and isoprene with rare earth chloride–alcohol–aluminum trialkyl catalytic systems | |
| US3537967A (en) | Radiation sterilized,thiodipropionic acid ester stabilized,propylene polymers | |
| DE3071932D1 (en) | Process for preparing a chemically blended composition of non-elastomeric ethylene resins, and shaped articles of such a composition | |
| DE2913853A1 (de) | Verfahren zum polymerisieren von methylmethacrylat | |
| EP0614939B1 (en) | Polypropylene resin composition resistant to high energy radiation | |
| CA1036537A (en) | Modified polyethylene having an increased cross-linking yield when subjected to gamma ray radiation and process for the preparation thereof | |
| Hay | Study of the thermal dehydrochlorination of poly (vinylidene chloride) and poly (vinyl chloride) by ESR spectroscopy | |
| US3418397A (en) | Ultra-violet light stabilized polymers | |
| US3079312A (en) | Shaped polymeric articles | |
| Tabata et al. | Radiation‐induced copolymerization of tetrafluoroethylene with propylene at low temperature | |
| Bowmer et al. | Radiation crosslinking of poly (vinyl chloride) with trimethylolpropanetrimethacrylate. II. Dependence on radiation dose and blend composition | |
| CA1082836A (en) | Electrical insulating compositions based on ethylene/vinyl acetate copolymers | |
| US3300452A (en) | Thermosetting ethylene copolymers | |
| GB934742A (en) | Improvements in or relating to hydrocarbon copolymers | |
| US3022191A (en) | Shaped articles of propylene polymers having modified surface characteristics and method of making the same | |
| US3734843A (en) | Irradiation of ethylene/vinyl acetate copolymers | |
| Chang et al. | The effect of the mixed external donors on the sequence length distribution of polypropylene | |
| US3481909A (en) | Interpolymers of a branched chain alpha-olefin and a diolefin having internal,sterically hindered unsaturation | |
| US3345326A (en) | Stabilized chlorinated polyethylenes containing boron compounds | |
| US3366561A (en) | Ionizing irradiation polymerization of trioxane with copolymerizable stabilizing comonomers | |
| US3334080A (en) | Curable composition comprising polyethylene and 2, 5-bis(t-butylperoxy)-2, 5-diphenylhexyne-3 | |
| US3053742A (en) | Irradiation cross-linking of copolymers | |
| US2951055A (en) | Stabilization of acrylonitrile copolymers | |
| US4788019A (en) | Method of molding a polymer composition containing a tetraalkenyl orthosilicate | |
| Graillat et al. | Acrylonitrile Copolymerizations. V. Anomalous Kinetics and Secondary Reactions in Copolymerization with Vinyl Chloride |