NL8001732A - Werkwijze voor de vervaardiging van produkten bestaande uit geschuimde en/of verknoopte polymere kunststoffen. - Google Patents

Werkwijze voor de vervaardiging van produkten bestaande uit geschuimde en/of verknoopte polymere kunststoffen. Download PDF

Info

Publication number: NL8001732A
Authority: NL; Netherlands
Prior art keywords: cross; foaming; linking; agent; melting
Prior art date: 1980-03-25

Application number

NL8001732A

Other languages

English (en)

Dutch (nl)

Original Assignee

Stamicarbon

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.)

1980-03-25

Filing date

1980-03-25

Publication date

1981-10-16

1980-03-25 Application filed by Stamicarbon filed Critical Stamicarbon

1980-03-25 Priority to NL8001732A priority Critical patent/NL8001732A/nl

1981-03-21 Priority to EP81200315A priority patent/EP0036697B1/de

1981-03-21 Priority to AT81200315T priority patent/ATE7771T1/de

1981-03-21 Priority to DE8181200315T priority patent/DE3163949D1/de

1981-03-24 Priority to ES500649A priority patent/ES500649A0/es

1981-03-25 Priority to US06/247,546 priority patent/US4409164A/en

1981-03-25 Priority to JP4384681A priority patent/JPS56159131A/ja

1981-10-16 Publication of NL8001732A publication Critical patent/NL8001732A/nl

Links

238000000034 method Methods 0.000 title claims abstract description 48
238000004519 manufacturing process Methods 0.000 title claims abstract description 27
239000004033 plastic Substances 0.000 title claims description 23
229920003023 plastic Polymers 0.000 title claims description 23
239000004088 foaming agent Substances 0.000 claims abstract description 28
238000002844 melting Methods 0.000 claims abstract description 27
230000008018 melting Effects 0.000 claims abstract description 27
230000008569 process Effects 0.000 claims abstract description 26
239000003431 cross linking reagent Substances 0.000 claims abstract description 21
238000001125 extrusion Methods 0.000 claims abstract description 6
238000005187 foaming Methods 0.000 claims description 26
238000004132 cross linking Methods 0.000 claims description 19
239000006260 foam Substances 0.000 claims description 11
230000003111 delayed effect Effects 0.000 claims description 9
150000002978 peroxides Chemical class 0.000 claims description 4
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 2
229910052717 sulfur Inorganic materials 0.000 claims description 2
239000011593 sulfur Substances 0.000 claims description 2
150000003464 sulfur compounds Chemical class 0.000 claims description 2
229920000642 polymer Polymers 0.000 abstract 1
239000000047 product Substances 0.000 description 16
239000000155 melt Substances 0.000 description 11
239000003795 chemical substances by application Substances 0.000 description 7
230000017525 heat dissipation Effects 0.000 description 7
KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 6
VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 6
-1 aromatic dicarboxylic acids Chemical class 0.000 description 4
230000000694 effects Effects 0.000 description 4
239000007789 gas Substances 0.000 description 4
239000000543 intermediate Substances 0.000 description 4
YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
239000004793 Polystyrene Substances 0.000 description 3
230000009471 action Effects 0.000 description 3
229920002223 polystyrene Polymers 0.000 description 3
CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 3
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
239000004338 Dichlorodifluoromethane Substances 0.000 description 2
IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 2
235000019404 dichlorodifluoromethane Nutrition 0.000 description 2
230000002349 favourable effect Effects 0.000 description 2
238000000265 homogenisation Methods 0.000 description 2
QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 2
239000007788 liquid Substances 0.000 description 2
238000002156 mixing Methods 0.000 description 2
239000000126 substance Substances 0.000 description 2
229940029284 trichlorofluoromethane Drugs 0.000 description 2
NOBYOEQUFMGXBP-UHFFFAOYSA-N (4-tert-butylcyclohexyl) (4-tert-butylcyclohexyl)oxycarbonyloxy carbonate Chemical compound C1CC(C(C)(C)C)CCC1OC(=O)OOC(=O)OC1CCC(C(C)(C)C)CC1 NOBYOEQUFMGXBP-UHFFFAOYSA-N 0.000 description 1
LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 description 1
BOSAWIQFTJIYIS-UHFFFAOYSA-N 1,1,1-trichloro-2,2,2-trifluoroethane Chemical compound FC(F)(F)C(Cl)(Cl)Cl BOSAWIQFTJIYIS-UHFFFAOYSA-N 0.000 description 1
SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
DDMOUSALMHHKOS-UHFFFAOYSA-N 1,2-dichloro-1,1,2,2-tetrafluoroethane Chemical compound FC(F)(Cl)C(F)(F)Cl DDMOUSALMHHKOS-UHFFFAOYSA-N 0.000 description 1
CGHIBGNXEGJPQZ-UHFFFAOYSA-N 1-hexyne Chemical compound CCCCC#C CGHIBGNXEGJPQZ-UHFFFAOYSA-N 0.000 description 1
ODBCKCWTWALFKM-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhex-3-yne Chemical compound CC(C)(C)OOC(C)(C)C#CC(C)(C)OOC(C)(C)C ODBCKCWTWALFKM-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
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
ATEBGNALLCMSGS-UHFFFAOYSA-N 2-chloro-1,1-difluoroethane Chemical compound FC(F)CCl ATEBGNALLCMSGS-UHFFFAOYSA-N 0.000 description 1
239000004156 Azodicarbonamide Substances 0.000 description 1
BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical class OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
MWRWFPQBGSZWNV-UHFFFAOYSA-N Dinitrosopentamethylenetetramine Chemical compound C1N2CN(N=O)CN1CN(N=O)C2 MWRWFPQBGSZWNV-UHFFFAOYSA-N 0.000 description 1
150000001335 aliphatic alkanes Chemical class 0.000 description 1
229910021529 ammonia Inorganic materials 0.000 description 1
XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 description 1
235000019399 azodicarbonamide Nutrition 0.000 description 1
239000001569 carbon dioxide Substances 0.000 description 1
229910002092 carbon dioxide Inorganic materials 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
210000002421 cell wall Anatomy 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 1
229940087091 dichlorotetrafluoroethane Drugs 0.000 description 1
AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
239000012467 final product Substances 0.000 description 1
230000004907 flux Effects 0.000 description 1
239000011888 foil Substances 0.000 description 1
239000008187 granular material Substances 0.000 description 1
150000008282 halocarbons Chemical class 0.000 description 1
230000020169 heat generation Effects 0.000 description 1
239000011261 inert gas Substances 0.000 description 1
206010022000 influenza Diseases 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
238000001746 injection moulding Methods 0.000 description 1
230000003993 interaction Effects 0.000 description 1
238000011835 investigation Methods 0.000 description 1
229920001684 low density polyethylene Polymers 0.000 description 1
239000004702 low-density polyethylene Substances 0.000 description 1
239000000463 material Substances 0.000 description 1
239000000203 mixture Substances 0.000 description 1
229910052757 nitrogen Inorganic materials 0.000 description 1
239000002667 nucleating agent Substances 0.000 description 1
TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
GTLACDSXYULKMZ-UHFFFAOYSA-N pentafluoroethane Chemical compound FC(F)C(F)(F)F GTLACDSXYULKMZ-UHFFFAOYSA-N 0.000 description 1
229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
235000017557 sodium bicarbonate Nutrition 0.000 description 1
229910000029 sodium carbonate Inorganic materials 0.000 description 1
239000007858 starting material Substances 0.000 description 1
GJBRNHKUVLOCEB-UHFFFAOYSA-N tert-butyl benzenecarboperoxoate Chemical compound CC(C)(C)OOC(=O)C1=CC=CC=C1 GJBRNHKUVLOCEB-UHFFFAOYSA-N 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
238000009736 wetting Methods 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
- B29C44/34—Auxiliary operations
- B29C44/3442—Mixing, kneading or conveying the foamable material
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
- 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
- B29K2101/00—Use of unspecified macromolecular compounds as moulding material
- B29K2101/10—Thermosetting resins
- 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
- B29K2301/00—Use of unspecified macromolecular compounds as reinforcement
- B29K2301/10—Thermosetting resins
- 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

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Extrusion Moulding Of Plastics Or The Like (AREA)
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Molding Of Porous Articles (AREA)

NL8001732A 1980-03-25 1980-03-25 Werkwijze voor de vervaardiging van produkten bestaande uit geschuimde en/of verknoopte polymere kunststoffen. NL8001732A (nl)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
NL8001732A NL8001732A (nl)	1980-03-25	1980-03-25	Werkwijze voor de vervaardiging van produkten bestaande uit geschuimde en/of verknoopte polymere kunststoffen.
EP81200315A EP0036697B1 (de)	1980-03-25	1981-03-21	Verfahren zum Herstellen von Formkörpern aus geschäumten und/oder vernetzten Kunststoffen
AT81200315T ATE7771T1 (de)	1980-03-25	1981-03-21	Verfahren zum herstellen von formkoerpern aus geschaeumten und/oder vernetzten kunststoffen.
DE8181200315T DE3163949D1 (en)	1980-03-25	1981-03-21	Process of making products consisting of foamed and/or cross-linked synthetic polymers
ES500649A ES500649A0 (es)	1980-03-25	1981-03-24	Procedimiento para preparar productos consistentes en polimeros sinteticos expandidos yno reticulados, particularmente los polimeros de poliolefina o estireno
US06/247,546 US4409164A (en)	1980-03-25	1981-03-25	Process of making products consisting of foamed and/or cross-linked synthetic polymers
JP4384681A JPS56159131A (en)	1980-03-25	1981-03-25	Manufacture of product consisting of spongy and/or bridge synthetic polymer

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL8001732		1980-03-25
NL8001732A NL8001732A (nl)	1980-03-25	1980-03-25	Werkwijze voor de vervaardiging van produkten bestaande uit geschuimde en/of verknoopte polymere kunststoffen.

Publications (1)

Publication Number	Publication Date
NL8001732A true NL8001732A (nl)	1981-10-16

Family

ID=19835052

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL8001732A NL8001732A (nl)	1980-03-25	1980-03-25	Werkwijze voor de vervaardiging van produkten bestaande uit geschuimde en/of verknoopte polymere kunststoffen.

Country Status (7)

Country	Link
US (1)	US4409164A (de)
EP (1)	EP0036697B1 (de)
JP (1)	JPS56159131A (de)
AT (1)	ATE7771T1 (de)
DE (1)	DE3163949D1 (de)
ES (1)	ES500649A0 (de)
NL (1)	NL8001732A (de)

Families Citing this family (17)

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US4595546A (en) *	1983-11-14	1986-06-17	Crompton & Knowles Corporation	Manufacture of elongated extruded cross-linked products
US4857250A (en) *	1984-04-13	1989-08-15	Union Carbide Corporation	One-extrusion method of making a shaped crosslinkable extruded polymeric product
GB8417053D0 (en) *	1984-07-04	1984-08-08	Dow Chemical Iberica Sa	Foams of linear low density polyethylene
WO1988008013A1 (en) *	1987-04-15	1988-10-20	The Dow Chemical Company	A method of extruding an alkenyl aromatic synthetic resin foamed body having closed cells
US5728406A (en) *	1989-07-11	1998-03-17	Amesbury Group, Inc.	Apparatus for extruding a low density thermoplastic foam
US5034171A (en) *	1989-11-30	1991-07-23	Air Products And Chemicals, Inc.	Process for extruding thermoplastic materials using low pressure inert gases as foaming agents
ATE183685T1 (de) *	1991-04-23	1999-09-15	Amesbury Group Inc	Verfahren zum extrudieren von schaumstoff niedriger dichte unter verwendung von wasser als treibmittel
US5514310A (en) *	1994-03-25	1996-05-07	Sander; Daniel G.	Method of foaming prior to injection molding
KR0135899B1 (ko) *	1995-02-21	1998-04-25	이희성	펠릿형 열가소성수지 발포체의 제조 장치
US6454454B1 (en)	1996-04-30	2002-09-24	Robert A. Barr	Polymer melting and extruding apparatus with linear downstream threads
SE519100C2 (sv) *	1998-10-23	2003-01-14	Wirsbo Bruks Ab	Anordning och förfarande för tillverkning av extruderbara formstycken av förnätningsbara polymermaterial
US6152592A (en) *	1999-02-18	2000-11-28	Klein; Ron J.	Mixing devices having an array of spaced apart mixing elements for intercepting a flowing stream of material and contoured to mix constituents in the stream
US6155706A (en) *	1999-02-18	2000-12-05	Klein; Ron J.	Mixing devices having an array of interleaved mixing elements for intercepting a flowing stream of material and contoured to mix constituents in the stream
US6962431B1 (en) *	2000-11-08	2005-11-08	Randcastle Extrusion System, Inc.	Extruder mixer
US7008202B2 (en) *	2001-03-08	2006-03-07	The Japan Steel Works, Ltd.	Method and apparatus for forming thermoplastic resin foam
US6712495B2 (en) *	2001-11-20	2004-03-30	E. I. Du Pont De Nemours And Company	Mixing apparatus
US9533432B2 (en) *	2008-03-18	2017-01-03	Rutgers, The State University Of New Jersey	Just-in-time compounding in an injection molding machine

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GB886811A (en) *	1957-11-29	1962-01-10	Dow Chemical Co	Method of making a latent-foaming polymeric composition
BE638078A (de) *	1962-10-03	1964-04-01
US3250731A (en) *	1962-10-15	1966-05-10	Hercules Powder Co Ltd	Preparation of cellular polypropylene articles by extrusion
GB1050164A (de) *	1963-08-30
US3586645A (en) *	1964-08-20	1971-06-22	Syndetic Research Associates I	Thermoplastic cellular material frocesses and products
US3287477A (en) *	1964-11-12	1966-11-22	Koppers Co Inc	Process and apparatus for extruding a foamed plastic
US3523988A (en) *	1965-03-22	1970-08-11	Zbislaw M Roehr	Method of making large celled plastic materials with integral skins
US3843757A (en) *	1967-11-15	1974-10-22	Hercules Inc	Process for extruding foamed thermoplastics by utilizing an intermeshing co-rotating twin screw extruder
GB1303643A (de) *	1969-06-24	1973-01-17
DE2019522C3 (de) *	1970-04-22	1975-08-07	Windmoeller & Hoelscher, 4540 Lengerich	Schneckenpresse für thermoplastische Kunststoffe und unvernetzte Elastomere
CH521212A (de) *	1970-05-15	1972-04-15	Windmoeller & Hoelscher	Schneckenpresse für die Verarbeitung thermoplastischer und nicht vernetzter Elastomere
US3787542A (en) *	1971-10-14	1974-01-22	Ici Ltd	Production of extruded foamed synthetic thermoplastic polymeric materials
US3788614A (en) *	1972-12-06	1974-01-29	Gk Syst Inc	Mixing section for extruder feed screw
US4181647A (en) *	1973-01-11	1980-01-01	Phillips Cables Limited	Process for extrusion coating of a wire with a cellular thermoplastic resin material
GB1485500A (en) *	1974-01-07	1977-09-14	Exxon Research Engineering Co	Process for introducing filamentary reinforcing material into a heat softenable polymeric material and single screw extruder apparatus therefor
CA1059718A (en) *	1975-03-12	1979-08-07	Timothy S. Dougherty	Advancing and working thermoplastic materials
US4169679A (en) *	1975-09-04	1979-10-02	Union Carbide Corporation	Apparatus for the extrusion of cellular thermoplastic material
US4302409A (en) *	1975-09-04	1981-11-24	Union Carbide Corporation	Method for the extrusion of thermoplastic material composites
JPS5263265A (en) *	1975-11-20	1977-05-25	Sekisui Plastics	Expansion molding extruder
BE886316Q (nl) *	1977-02-25	1981-03-16	Ingen Housz Jan F	Inrichting voor het smelten van een thermoplastisch materiaal
DE2806560B2 (de) *	1978-02-16	1981-05-07	Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover	Verfahren zur kontinuierlichen Herstellung wärmeisolierter Leitungsrohre

1980
- 1980-03-25 NL NL8001732A patent/NL8001732A/nl not_active Application Discontinuation
1981
- 1981-03-21 AT AT81200315T patent/ATE7771T1/de not_active IP Right Cessation
- 1981-03-21 EP EP81200315A patent/EP0036697B1/de not_active Expired
- 1981-03-21 DE DE8181200315T patent/DE3163949D1/de not_active Expired
- 1981-03-24 ES ES500649A patent/ES500649A0/es active Granted
- 1981-03-25 US US06/247,546 patent/US4409164A/en not_active Expired - Fee Related
- 1981-03-25 JP JP4384681A patent/JPS56159131A/ja active Pending

Also Published As

Publication number	Publication date
ES8206590A1 (es)	1982-08-16
US4409164A (en)	1983-10-11
ES500649A0 (es)	1982-08-16
DE3163949D1 (en)	1984-07-12
EP0036697A1 (de)	1981-09-30
EP0036697B1 (de)	1984-06-06
ATE7771T1 (de)	1984-06-15
JPS56159131A (en)	1981-12-08

Legal Events

Date	Code	Title
1981-10-16	A1B	A search report has been drawn up
1985-01-01	A85	Still pending on 85-01-01
1985-11-01	BV	The patent application has lapsed

Publication	Publication Date	Title
NL8001732A (nl)	1981-10-16	Werkwijze voor de vervaardiging van produkten bestaande uit geschuimde en/of verknoopte polymere kunststoffen.
JP3803880B2 (ja)	2006-08-02	成型可能な熱可塑性ポリマーフォームビーズ
US3026273A (en)	1962-03-20	Process for making expandable vinyl aromatic resin compositions
US5348984A (en)	1994-09-20	Expandable composition and process for extruded thermoplastic foams
US4217319A (en)	1980-08-12	Process for producing polyolefin foams
EP0354907B1 (de)	1991-06-26	Formbare, silanvernetzte polyolefin-schaumteilchen
EP0059192B1 (de)	1987-11-04	Verfahren zur herstellung grosser, langer, thermoplastischer, zellförmiger gebilde niedriger dichte
US4419309A (en)	1983-12-06	Polystyrene foam extrusion into a foam assisting atmosphere
MXPA97002326A (en)	1997-06-01	Molding pearls of polimerotermoplast foam
US3663668A (en)	1972-05-16	Sonic nucleation in foam extrusion
JPH06184347A (ja)	1994-07-05	超低密度ポリオレフィン発泡体、発泡可能なポリオレフィン組成物及びそれらを製造する方法
JPS61209237A (ja)	1986-09-17	軽度に架橋されたポリエチレンポリスチレン混合物発泡体及びその製造方法
JPH05500779A (ja)	1993-02-18	気泡質プラスチックの製造方法
US3121132A (en)	1964-02-11	Stress relieving expandable plastic particles
GB2045770A (en)	1980-11-05	Producing foams from crystalline polyolefines
US3194854A (en)	1965-07-13	Process for producing thermoplastic foams
EP0376671A2 (de)	1990-07-04	Verfahren und Vorrichtung zum Herstellen thermoplastischer Schäume
US3503905A (en)	1970-03-31	Molding compositions for the production of foam articles
JPS6011329A (ja)	1985-01-21	架橋発泡体の連続製造方法
US4559190A (en)	1985-12-17	Process for the production of expanded reticulated polyethylene
EP0280993B1 (de)	1991-05-08	Formbare silanvernetzte Polyolefinschaumteilchen
EP0124958A1 (de)	1984-11-14	Verfahren zur Herstellung eines Styrolharzschaumes
KR810001864B1 (ko)	1981-11-19	폴리올레핀계 수지 발포체의 제조 방법
JPS59169825A (ja)	1984-09-25	架橋発泡体の押出成形方法
JPS62201942A (ja)	1987-09-05	ポリプロピレン発泡体の製法