LU65440A1 - - Google Patents

Info

Publication number: LU65440A1
Authority: LU; Luxembourg

Application number

Original Assignee

Polytech Systems

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.)

1971-06-29

Filing date

1972-05-31

Publication date

1972-08-24

1972-05-31 Application filed by Polytech Systems filed Critical Polytech Systems

1972-08-24 Publication of LU65440A1 publication Critical patent/LU65440A1/xx

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
- 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
- C08J9/12—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 physical blowing agent
- C08J9/14—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 physical blowing agent organic
- C08J9/143—Halogen containing compounds
- 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
- B29C44/36—Feeding the material to be shaped
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
- 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
- C08J9/0014—Use of organic additives
- C08J9/0023—Use of organic additives containing oxygen
- 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
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/11—Esters; Ether-esters of acyclic polycarboxylic acids
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
- B29K2105/046—Condition, form or state of moulded material or of the material to be shaped cellular or porous with closed cells
- 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
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/008—Additives improving gas barrier properties
- 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
- Y10S264/05—Use of one or more blowing agents together

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Emergency Medicine (AREA)
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

LU65440D 1971-06-29 1972-05-31 LU65440A1 (it)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DE19712132295 DE2132295A1 (de)	1971-06-29	1971-06-29	Verfahren zur herstellung von schaumstoffen
FR7124542A FR2144983A5 (en)	1971-06-29	1971-07-05	Polyolefin foam mfr - from compsns contg gas barrier materials, seed particles and two blowing agents
US00182268A US3810964A (en)	1970-05-20	1971-09-20	Process for extruding a foamed closed-cell polyolefin extrudate substantially free from cell collapse by use of a barrier material

Publications (1)

Publication Number	Publication Date
LU65440A1 true LU65440A1 (it)	1972-08-24

Family

ID=42060677

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
LU65440D LU65440A1 (it)	1971-06-29	1972-05-31

Country Status (5)

Country	Link
US (1)	US3810964A (it)
DE (1)	DE2132295A1 (it)
FR (1)	FR2144983A5 (it)
IT (1)	IT958031B (it)
LU (1)	LU65440A1 (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3939237A (en) *	1971-11-19	1976-02-17	Asahi Dow, Ltd.	Method of making a fluid transmitting porous tube or sheet
US4020025A (en) *	1973-05-08	1977-04-26	Basf Aktiengesellschaft	Extrudable foamable composition comprising an olefin polymer, a styrene polymer and a hydrogenated styrene butadiene block copolymer
US4196267A (en) *	1975-03-25	1980-04-01	Asahi-Dow Limited	Extrusion foamed article and process for producing the same
CA1058716A (en) *	1975-06-05	1979-07-17	Steve A. Fox	Coaxial cable with improved properties and process of making same
US4110269A (en) *	1977-01-31	1978-08-29	Olefoam Corporation	Method of making polyethylene foam
US4171411A (en) *	1977-01-31	1979-10-16	Tuxis Corporation	Insulative and cushioning interliner for garments and the like
US4214054A (en)	1977-10-21	1980-07-22	Asahi-Dow Limited	Expanded olefin polymer
GB1597476A (en) *	1977-10-31	1981-09-09	Hoechst Holland Nv	Closed cell foamed plastic film
DE2904082A1 (de) *	1979-02-03	1980-08-07	Ruhrchemie Ag	Verfahren zur herstellung von polymerisatschaeumen
US4215202A (en) *	1979-02-22	1980-07-29	The Dow Chemical Company	Soft ethylenic polymer blend foams
US4229396A (en) *	1979-03-21	1980-10-21	The Dow Chemical Company	Method of extruding thermoplastic resin foams having enlarged cell-sizes
DE2965605D1 (en) *	1979-05-16	1983-07-14	Dow Chemical Co	Process for continuously manufacturing polyolefin resin foam
US4307204A (en) *	1979-07-26	1981-12-22	E. I. Du Pont De Nemours And Company	Elastomeric sponge
US5059376A (en) *	1989-04-20	1991-10-22	Astro-Valcour, Incorporated	Methods for rapid purging of blowing agents from foamed polymer products
JPH05505634A (ja) *	1990-03-23	1993-08-19	イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー	ガスバリアー樹脂を含むポリマーフォーム
US5290822A (en) *	1992-08-27	1994-03-01	Astro-Valcour, Inc.	Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
DE69317828T2 (de) *	1992-08-27	1998-11-12	Astro Valcour Inc	Polyolefinschaum mit geringer Dichte, aufschäumende Polyolefinzusammensetzungen und Herstellungsverfahren
US20180001522A1 (en)	2016-05-31	2018-01-04	Innovative Designs, Inc.	Process for forming closed cell expanded low density polyethylene foam and products formed thereby

1971
- 1971-06-29 DE DE19712132295 patent/DE2132295A1/de active Pending
- 1971-07-05 FR FR7124542A patent/FR2144983A5/fr not_active Expired
- 1971-09-20 US US00182268A patent/US3810964A/en not_active Expired - Lifetime
1972
- 1972-05-24 IT IT50449/72A patent/IT958031B/it active
- 1972-05-31 LU LU65440D patent/LU65440A1/xx unknown

Also Published As

Publication number	Publication date
US3810964A (en)	1974-05-14
DE2132295A1 (de)	1973-01-11
IT958031B (it)	1973-10-20
FR2144983A5 (en)	1973-02-16

Publication	Publication Date	Title
ATA136472A (it)	1973-12-15
AR196074A1 (it)	1973-11-30
AU2658571A (it)	1972-09-21
AU2691671A (it)	1972-09-28
AU2564071A (it)	1972-08-24
AU2485671A (it)	1972-08-03
AU2894671A (it)	1972-11-23
AU2742671A (it)	1972-10-12
AU2726271A (it)	1972-10-05
AU2952271A (it)	1972-12-07
AU2684071A (it)	1972-09-28
AU3005371A (it)	1972-12-21
AU2941471A (it)	1972-11-30
AU2473671A (it)	1972-08-03
AU2836771A (it)	1972-11-09
AU3038671A (it)	1973-01-04
AU2503871A (it)	1972-08-10
AU3025871A (it)	1973-01-04
AU2577671A (it)	1972-08-24
AU2588771A (it)	1972-08-31
AU2654071A (it)	1972-09-21
AU2938071A (it)	1972-11-30
AU2669471A (it)	1972-09-21
AU2456871A (it)	1972-08-17
AU2684171A (it)	1971-07-15