DD232717A5 - Verfahren zur herstellung von expandiertem vernetztem polyethylen - Google Patents

Verfahren zur herstellung von expandiertem vernetztem polyethylen Download PDF

Info

Publication number: DD232717A5
Authority: DD; German Democratic Republic
Prior art keywords: ethylene; polyethylene; crosslinking agent; item; ethylene polymer
Prior art date: 1983-10-14

Application number

DD84268331A

Other languages

German (de)

English (en)

Inventor

Saverio Quintavalle

Luciano Gargani

Original Assignee

Agip Petroli

Italiana Petroli

Priority date (The priority date 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 date listed.)

1983-10-14

Filing date

1984-10-12

Publication date

1986-02-05

1984-10-12 Application filed by Agip Petroli, Italiana Petroli filed Critical Agip Petroli

1986-02-05 Publication of DD232717A5 publication Critical patent/DD232717A5/de

Links

229920000573 polyethylene Polymers 0.000 title claims abstract description 54
-1 POLYETHYLENE Polymers 0.000 title claims description 33
239000004698 Polyethylene Substances 0.000 title claims description 28
238000004519 manufacturing process Methods 0.000 title claims description 5
238000000034 method Methods 0.000 claims abstract description 47
239000003431 cross linking reagent Substances 0.000 claims abstract description 27
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 26
239000005977 Ethylene Substances 0.000 claims abstract description 26
239000003795 chemical substances by application Substances 0.000 claims abstract description 26
229920001577 copolymer Polymers 0.000 claims abstract description 26
229920003020 cross-linked polyethylene Polymers 0.000 claims abstract description 21
239000004703 cross-linked polyethylene Substances 0.000 claims abstract description 21
239000000203 mixture Substances 0.000 claims abstract description 15
239000007787 solid Substances 0.000 claims abstract description 15
238000000354 decomposition reaction Methods 0.000 claims abstract description 14
238000002844 melting Methods 0.000 claims abstract description 9
230000008018 melting Effects 0.000 claims abstract description 9
238000000465 moulding Methods 0.000 claims abstract description 9
239000008240 homogeneous mixture Substances 0.000 claims abstract description 5
239000011261 inert gas Substances 0.000 claims abstract description 5
150000001993 dienes Chemical class 0.000 claims abstract description 4
238000010438 heat treatment Methods 0.000 claims abstract description 3
229920001519 homopolymer Polymers 0.000 claims abstract description 3
239000004711 α-olefin Substances 0.000 claims abstract description 3
230000005484 gravity Effects 0.000 claims description 26
VXNZUUAINFGPBY-UHFFFAOYSA-N ethyl ethylene Natural products CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 claims description 20
239000000155 melt Substances 0.000 claims description 15
KAKZBPTYRLMSJV-UHFFFAOYSA-N vinyl-ethylene Natural products C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 13
239000004604 Blowing Agent Substances 0.000 claims description 6
XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical group NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 claims description 6
238000001816 cooling Methods 0.000 claims description 6
239000000654 additive Substances 0.000 claims description 5
239000000463 material Substances 0.000 claims description 5
238000001125 extrusion Methods 0.000 claims description 4
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 4
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 4
239000004156 Azodicarbonamide Substances 0.000 claims description 3
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
235000019399 azodicarbonamide Nutrition 0.000 claims description 3
238000000748 compression moulding Methods 0.000 claims description 3
229910052717 sulfur Inorganic materials 0.000 claims description 3
239000011593 sulfur Substances 0.000 claims description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
WISSXSPECDJABO-ZKCHVHJHSA-N N(=O)N(C([C@@H]1CC[C@@H](C(=O)N(C)N=O)CC1)=O)C Chemical compound N(=O)N(C([C@@H]1CC[C@@H](C(=O)N(C)N=O)CC1)=O)C WISSXSPECDJABO-ZKCHVHJHSA-N 0.000 claims description 2
VRFNYSYURHAPFL-UHFFFAOYSA-N [(4-methylphenyl)sulfonylamino]urea Chemical compound CC1=CC=C(S(=O)(=O)NNC(N)=O)C=C1 VRFNYSYURHAPFL-UHFFFAOYSA-N 0.000 claims description 2
239000000975 dye Substances 0.000 claims description 2
239000000945 filler Substances 0.000 claims description 2
239000003063 flame retardant Substances 0.000 claims description 2
239000007789 gas Substances 0.000 claims description 2
238000009413 insulation Methods 0.000 claims description 2
239000000314 lubricant Substances 0.000 claims description 2
239000000049 pigment Substances 0.000 claims description 2
CQSQUYVFNGIECQ-UHFFFAOYSA-N 1-n,4-n-dimethyl-1-n,4-n-dinitrosobenzene-1,4-dicarboxamide Chemical compound O=NN(C)C(=O)C1=CC=C(C(=O)N(C)N=O)C=C1 CQSQUYVFNGIECQ-UHFFFAOYSA-N 0.000 claims 1
MMNYUQOHNAGUBO-UHFFFAOYSA-N 1-tert-butylperoxyhex-1-yne Chemical compound CCCCC#COOC(C)(C)C MMNYUQOHNAGUBO-UHFFFAOYSA-N 0.000 claims 1
KRDXTHSSNCTAGY-UHFFFAOYSA-N 2-cyclohexylpyrrolidine Chemical compound C1CCNC1C1CCCCC1 KRDXTHSSNCTAGY-UHFFFAOYSA-N 0.000 claims 1
MWRWFPQBGSZWNV-UHFFFAOYSA-N Dinitrosopentamethylenetetramine Chemical compound C1N2CN(N=O)CN1CN(N=O)C2 MWRWFPQBGSZWNV-UHFFFAOYSA-N 0.000 claims 1
230000000996 additive effect Effects 0.000 claims 1
238000010924 continuous production Methods 0.000 claims 1
238000013040 rubber vulcanization Methods 0.000 claims 1
229920001038 ethylene copolymer Polymers 0.000 abstract 1
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
230000007547 defect Effects 0.000 description 11
229920000642 polymer Polymers 0.000 description 8
239000000047 product Substances 0.000 description 8
239000013065 commercial product Substances 0.000 description 7
229910052757 nitrogen Inorganic materials 0.000 description 7
XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 7
229920000092 linear low density polyethylene Polymers 0.000 description 6
239000004707 linear low-density polyethylene Substances 0.000 description 6
238000000265 homogenisation Methods 0.000 description 5
235000021355 Stearic acid Nutrition 0.000 description 4
OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 4
239000008117 stearic acid Substances 0.000 description 4
239000011787 zinc oxide Substances 0.000 description 4
YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 description 3
229920010126 Linear Low Density Polyethylene (LLDPE) Polymers 0.000 description 3
239000003054 catalyst Substances 0.000 description 3
238000004132 cross linking Methods 0.000 description 3
QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 3
230000002028 premature Effects 0.000 description 3
229920001684 low density polyethylene Polymers 0.000 description 2
239000004702 low-density polyethylene Substances 0.000 description 2
150000002978 peroxides Chemical class 0.000 description 2
230000002829 reductive effect Effects 0.000 description 2
KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 description 2
CGHIBGNXEGJPQZ-UHFFFAOYSA-N 1-hexyne Chemical compound CCCCC#C CGHIBGNXEGJPQZ-UHFFFAOYSA-N 0.000 description 1
DMWVYCCGCQPJEA-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhexane Chemical compound CC(C)(C)OOC(C)(C)CCC(C)(C)OOC(C)(C)C DMWVYCCGCQPJEA-UHFFFAOYSA-N 0.000 description 1
YKTNISGZEGZHIS-UHFFFAOYSA-N 2-$l^{1}-oxidanyloxy-2-methylpropane Chemical group CC(C)(C)O[O] YKTNISGZEGZHIS-UHFFFAOYSA-N 0.000 description 1
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 description 1
VPGRFNPBZLGUEE-UHFFFAOYSA-N 4-[methyl(nitroso)carbamoyl]benzoic acid Chemical compound O=NN(C)C(=O)C1=CC=C(C(O)=O)C=C1 VPGRFNPBZLGUEE-UHFFFAOYSA-N 0.000 description 1
XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 description 1
230000004888 barrier function Effects 0.000 description 1
238000007664 blowing Methods 0.000 description 1
IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
239000000470 constituent Substances 0.000 description 1
238000010276 construction Methods 0.000 description 1
AFZSMODLJJCVPP-UHFFFAOYSA-N dibenzothiazol-2-yl disulfide Chemical compound C1=CC=C2SC(SSC=3SC4=CC=CC=C4N=3)=NC2=C1 AFZSMODLJJCVPP-UHFFFAOYSA-N 0.000 description 1
229920001971 elastomer Polymers 0.000 description 1
239000012467 final product Substances 0.000 description 1
238000007667 floating Methods 0.000 description 1
238000000227 grinding Methods 0.000 description 1
230000002209 hydrophobic effect Effects 0.000 description 1
239000004615 ingredient Substances 0.000 description 1
230000000977 initiatory effect Effects 0.000 description 1
239000012774 insulation material Substances 0.000 description 1
239000007788 liquid Substances 0.000 description 1
238000002156 mixing Methods 0.000 description 1
150000001451 organic peroxides Chemical class 0.000 description 1
238000006116 polymerization reaction Methods 0.000 description 1
229920000098 polyolefin Polymers 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
238000007493 shaping process Methods 0.000 description 1
229960002447 thiram Drugs 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/022—Foaming unrestricted by cavity walls, e.g. without using moulds or using only internal cores
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/10—Applying counter-pressure during expanding
- B29C44/105—Applying counter-pressure during expanding the counterpressure being exerted by a fluid
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
- 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
- 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
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/18—Cross-linking a thermoplastic linear foam during molding
- 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
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/64—Processes of using preform in molding

Landscapes

Chemical & Material Sciences (AREA)
Medicinal Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Materials For Medical Uses (AREA)
Artificial Filaments (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Preparation Of Compounds By Using Micro-Organisms (AREA)
Manufacture Of Macromolecular Shaped Articles (AREA)
Laminated Bodies (AREA)
Peptides Or Proteins (AREA)
Compositions Of Macromolecular Compounds (AREA)
Organic Insulating Materials (AREA)
Molding Of Porous Articles (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Gyroscopes (AREA)
Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)

DD84268331A 1983-10-14 1984-10-12 Verfahren zur herstellung von expandiertem vernetztem polyethylen DD232717A5 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT8323300A IT1207987B (it)	1983-10-14	1983-10-14	Procedimento per la produzione di polietilene reticolato espanso.

Publications (1)

Publication Number	Publication Date
DD232717A5 true DD232717A5 (de)	1986-02-05

Family

ID=11205841

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DD84268331A DD232717A5 (de)	1983-10-14	1984-10-12	Verfahren zur herstellung von expandiertem vernetztem polyethylen

Country Status (21)

Country	Link
US (1)	US4559190A (cs)
EP (1)	EP0138265B1 (cs)
JP (1)	JPS6097833A (cs)
AT (1)	ATE41945T1 (cs)
AU (1)	AU571588B2 (cs)
BG (1)	BG43008A3 (cs)
CA (1)	CA1224614A (cs)
CS (1)	CS253595B2 (cs)
DD (1)	DD232717A5 (cs)
DE (1)	DE3477573D1 (cs)
DK (1)	DK159928C (cs)
ES (1)	ES8601253A1 (cs)
GR (1)	GR80625B (cs)
HU (1)	HU199528B (cs)
IT (1)	IT1207987B (cs)
NO (1)	NO844086L (cs)
PL (1)	PL145298B1 (cs)
RO (1)	RO90375A (cs)
TR (1)	TR22421A (cs)
YU (1)	YU45211B (cs)
ZA (1)	ZA848008B (cs)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0254705A3 (fr) *	1986-07-25	1990-03-14	Fina Research S.A.	Procédé de production de mousse de polyoléfines réticulées et mousses ainsi obtenues
LU86529A1 (fr) *	1986-07-25	1988-02-02	Labofina Sa	Procede de production de mousse de polyolefines reticulees et mousses ainsi obtenues
JPS63288731A (ja) *	1987-05-21	1988-11-25	Furukawa Electric Co Ltd:The	ポリプロピレン樹脂系発泡体シ−トの製造方法
US4976902A (en) *	1988-10-04	1990-12-11	Rubatex Corporation	Molding method for producing expanded polyolefin foam
CN1031122C (zh) *	1991-08-20	1996-02-28	安顺企业股份有限公司	乙烯-醋酸乙烯共聚物发泡鞋中底的制法
FR2721170A1 (fr) *	1994-06-15	1995-12-22	Lucien Jaffres	Flotteur pour la pêche à la ligne.
GB0019171D0 (en) *	2000-08-05	2000-09-27	Zotefoams Plc	Process for the preparation of cross linked expanded polymer film
FR2856659B1 (fr) *	2003-06-30	2005-09-23	Brosserie Soc Gen De	Flacon chimiquement resistant pour produits cosmetiques.
JP2005255988A (ja) *	2004-02-10	2005-09-22	Sumitomo Chemical Co Ltd	押出発泡成形用エチレン−α−オレフィン共重合体および押出発泡成形品
EP2177335A1 (en) *	2008-10-17	2010-04-21	Grupo Antolin-Ingenieria S.A.	Procedure for obtaining a foamed laminar product

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1478692A (cs) *	1965-04-15	1967-07-12
DE1694163A1 (de) *	1966-09-28	1970-09-03	Furukawa Electric Co Ltd	Verfahren zur Herstellung eines Polyolefinmischschaumstoffs
US3812225A (en) *	1967-01-23	1974-05-21	Furukawa Electric Co Ltd	Method of manufacturing foamed crosslinked polyolefin slabs involving multiple expansion techniques and direct gas pressure
GB1227323A (cs) *	1968-01-31	1971-04-07
DE2543248C2 (de) *	1975-09-27	1983-11-24	Dynamit Nobel Ag, 5210 Troisdorf	Verfahren zur Herstellung von Schaumstoffbahnen aus Olefinpolymerisaten
DE2654029B2 (de) *	1976-11-27	1980-01-31	Basf Ag, 6700 Ludwigshafen	Kontinuierliche Herstellung feinzelliger, vernieteter Polyolefinschaumstoffe
NO156481C (no) *	1978-09-13	1987-09-30	Bakelittfab As	Fremgangsmaate til fremstilling av formlegemer av ekspandert plast.
US4435525A (en) *	1982-09-30	1984-03-06	Pennwalt Corporation	Reaction of carbonylhydrazines and organic peroxides to foam unsaturated polyester resins
JPS6049039A (ja) *	1983-08-26	1985-03-18	Badische Yuka Co Ltd	ポリオレフイン系樹脂発泡体粒子の製造方法
AU578020B2 (en) *	1984-04-26	1988-10-13	Sekisui Kagaku Kogyo Kabushiki Kaisha	Crosslinkable and foamable polyolefin composition

1983
- 1983-10-14 IT IT8323300A patent/IT1207987B/it active
1984
- 1984-10-03 DE DE8484201408T patent/DE3477573D1/de not_active Expired
- 1984-10-03 EP EP84201408A patent/EP0138265B1/en not_active Expired
- 1984-10-03 AT AT84201408T patent/ATE41945T1/de not_active IP Right Cessation
- 1984-10-05 US US06/657,961 patent/US4559190A/en not_active Expired - Fee Related
- 1984-10-10 RO RO84115943A patent/RO90375A/ro unknown
- 1984-10-11 ES ES536966A patent/ES8601253A1/es not_active Expired
- 1984-10-12 TR TR7359A patent/TR22421A/xx unknown
- 1984-10-12 GR GR80625A patent/GR80625B/el unknown
- 1984-10-12 ZA ZA848008A patent/ZA848008B/xx unknown
- 1984-10-12 CA CA000465304A patent/CA1224614A/en not_active Expired
- 1984-10-12 HU HU843829A patent/HU199528B/hu not_active IP Right Cessation
- 1984-10-12 NO NO844086A patent/NO844086L/no unknown
- 1984-10-12 BG BG067128A patent/BG43008A3/xx unknown
- 1984-10-12 CS CS847802A patent/CS253595B2/cs unknown
- 1984-10-12 DK DK490284A patent/DK159928C/da not_active IP Right Cessation
- 1984-10-12 YU YU1749/84A patent/YU45211B/xx unknown
- 1984-10-12 JP JP59212798A patent/JPS6097833A/ja active Pending
- 1984-10-12 PL PL1984249997A patent/PL145298B1/pl unknown
- 1984-10-12 DD DD84268331A patent/DD232717A5/de not_active IP Right Cessation
- 1984-10-12 AU AU34164/84A patent/AU571588B2/en not_active Ceased

Also Published As

Publication number	Publication date
DK490284A (da)	1985-04-15
PL145298B1 (en)	1988-08-31
HUT37950A (en)	1986-03-28
EP0138265B1 (en)	1989-04-05
US4559190A (en)	1985-12-17
AU3416484A (en)	1985-04-18
JPS6097833A (ja)	1985-05-31
CA1224614A (en)	1987-07-28
DK159928B (da)	1990-12-31
RO90375A (ro)	1986-10-30
DK490284D0 (da)	1984-10-12
EP0138265A3 (en)	1986-03-05
ES536966A0 (es)	1985-11-01
GR80625B (en)	1985-02-18
AU571588B2 (en)	1988-04-21
BG43008A3 (en)	1988-03-15
DE3477573D1 (en)	1989-05-11
NO844086L (no)	1985-04-15
ATE41945T1 (de)	1989-04-15
CS253595B2 (en)	1987-11-12
PL249997A1 (en)	1985-06-18
DK159928C (da)	1991-05-21
TR22421A (tr)	1987-05-13
YU45211B (en)	1992-05-28
ES8601253A1 (es)	1985-11-01
YU174984A (en)	1986-08-31
HU199528B (en)	1990-02-28
EP0138265A2 (en)	1985-04-24
IT1207987B (it)	1989-06-01
ZA848008B (en)	1985-07-31
IT8323300A0 (it)	1983-10-14

Legal Events

Date	Code	Title	Description
2001-11-22	ENJ	Ceased due to non-payment of renewal fee

Publication	Publication Date	Title
DE602004004650T3 (de)	2011-03-03	Hochtemperaturbeständige polypropylenweichschäume niedriger dichte
DE69700305T2 (de)	1999-12-09	Schäumbare Olefin-thermoplastische Elastomerzusammensetzungen und daraus geschäumte Produkte
DE3132439C2 (de)	1984-05-24	Formmasse für einen vernetzten Schaumstoff aus Polyolefinen und Äthylen-Propylen-Kautschuk und Verfahren zum Herstellen des Schaumstoffes
DE3851490T2 (de)	1995-04-20	Polyolefinschäume mit offenen und/oder geschlossenen Poren aus Polyolefinen mit ultrahohem Molekulargewicht, Verfahren zu ihrer Herstellung und Anwendung.
DE1919748A1 (de)	1970-11-05	Verfahren zur Herstellung von Schaumstoffen aus AEthylenpolymerisaten
DE1544745A1 (de)	1969-09-04	Verfahren zur Herstellung von vernetzten Polyaethylenschaeumen
DE2714800A1 (de)	1978-10-12	Verfahren zur herstellung von vernetzten schaumfaehigen formkoerpern aus olefinpolymerisaten
DE2548634A1 (de)	1976-05-06	Verfahren zum spritzgiessen von formteilen und vorrichtung zur durchfuehrung des verfahrens
DE2611491C3 (de)	1980-01-10	Verschäumbare und vernetzbare Formmasse aus silanmodifiziertem Polyäthylen
DE69518385T2 (de)	2001-03-08	Verfahren zur Herstellung eines steifen Schaumgegenstandes
US4442233A (en)	1984-04-10	Method for the manufacture of cross-linked and optionally foamed polypropylene
US4559190A (en)	1985-12-17	Process for the production of expanded reticulated polyethylene
DE2908801A1 (de)	1979-09-13	Frei-expandierbare kautschukartige zusammensetzung
DE69230045T2 (de)	2000-03-23	Extrudierter polypropylenschaum mit geschlossenen zellen
DE1930134C3 (de)	1978-03-09	Verfahren zur Herstellung von Schaumstoffen
AT265654B (de)	1968-10-25	Verfahren zur Herstellung eines zellförmigen Polypropylenmaterials
DE3243142C2 (cs)	1987-07-02
DE3787698T2 (de)	1994-05-05	Anorganisches Material enthaltender Schaumgegenstand aus chloriertem Vinylchloridharz und Verfahren zu seiner Herstellung.
DE2901864A1 (de)	1979-08-02	Verfahren zur herstellung eines olefinharzschaumstoffs
DE2417557C3 (de)	1979-06-13	Verfahren zur Herstellung von geschäumten Polyolefinen
DE1769509B2 (de)	1978-10-26	Polyvinylchlorid-Schaumstoff und Verfahren zu dessen Herstellung
DE2300965A1 (de)	1974-07-11	Verfahren zur herstellung von biegsamen thermoplastischen schaumkunststoffen
DE2238366A1 (de)	1974-03-14	Verfahren zur herstellung von hochelastischen geschlossen-zelligen schaumstoffen
DE2351515B2 (de)	1980-11-27	Verfahren zur Herstellung feinzelliger Schaumstoffe
DE69028661T2 (de)	1997-03-06	Thermoplastische Elastomerzusammensetzung, Verfahren zu ihrer Formung und geformte Gegenstände davon