CA2247916C - Produits moulables - Google Patents

Produits moulables Download PDF

Info

Publication number
CA2247916C
CA2247916C CA002247916A CA2247916A CA2247916C CA 2247916 C CA2247916 C CA 2247916C CA 002247916 A CA002247916 A CA 002247916A CA 2247916 A CA2247916 A CA 2247916A CA 2247916 C CA2247916 C CA 2247916C
Authority
CA
Canada
Prior art keywords
period
time
mold
polyethylene
inch
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 - Fee Related
Application number
CA002247916A
Other languages
English (en)
Other versions
CA2247916A1 (fr
Inventor
Burdette Lee Joesten
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ExxonMobil Oil Corp
Original Assignee
Mobil Oil Corp
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.)
Filing date
Publication date
Application filed by Mobil Oil Corp filed Critical Mobil Oil Corp
Publication of CA2247916A1 publication Critical patent/CA2247916A1/fr
Application granted granted Critical
Publication of CA2247916C publication Critical patent/CA2247916C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/003—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
    • B29C41/06—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould about two or more axes
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/001—Shaping in several steps

Abstract

L'invention porte sur des résines de polyéthylène présentant une grande latitude de moulage dans le processus de moulage rotatif lorsqu'on les utilise avec un catalyseur de métallocène.
CA002247916A 1996-03-04 1997-03-04 Produits moulables Expired - Fee Related CA2247916C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US60647396A 1996-03-04 1996-03-04
US08/606,473 1996-03-04
PCT/US1997/003366 WO1997032707A1 (fr) 1996-03-04 1997-03-04 Produits moulables

Publications (2)

Publication Number Publication Date
CA2247916A1 CA2247916A1 (fr) 1997-09-12
CA2247916C true CA2247916C (fr) 2006-01-24

Family

ID=24428129

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002247916A Expired - Fee Related CA2247916C (fr) 1996-03-04 1997-03-04 Produits moulables

Country Status (6)

Country Link
EP (1) EP0885104A1 (fr)
JP (1) JP2000506088A (fr)
KR (1) KR19990087479A (fr)
AU (1) AU703420B2 (fr)
CA (1) CA2247916C (fr)
WO (1) WO1997032707A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0025195D0 (en) * 2000-10-13 2000-11-29 Borealis Tech Oy Liquid container
ES2269737T3 (es) * 2001-07-04 2007-04-01 Total Petrochemicals Research Feluy Tubos y conductos brillantes.
GB0116639D0 (en) * 2001-07-07 2001-08-29 Ellis Gordon & Co Moulded articles and methods of producing moulded articles
ES2529033T3 (es) * 2002-04-26 2015-02-16 Total Research & Technology Feluy Uso de polietileno para preparación de artículos rotomoldeados
EP1428841A1 (fr) * 2002-12-12 2004-06-16 ATOFINA Research Articles rotomoulés ayant une stabilité dimensionnelle
CA2435986C (fr) * 2003-07-24 2011-08-30 Nova Chemicals Corporation Procede de rotomoulage a temps de cycle reduit
MX2012002545A (es) 2009-08-28 2012-04-02 Dow Global Technologies Llc Articulos moldeados rotatorios, y metodo para fabricarlos.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4115508A (en) * 1977-05-31 1978-09-19 Phillips Petroleum Company Polymers and rotationally molding same
US4252762A (en) * 1978-12-21 1981-02-24 Stevenson Michael J Method for printing and decorating products in a rotomolding process
US4624818A (en) * 1982-03-25 1986-11-25 Allied Corporation Rotational molding process using abrasive-resistant nylon composition
US4857257A (en) * 1983-06-13 1989-08-15 Allied-Signal Inc. Rotationally molding crosslinkable polyethylene composition
FR2656314B1 (fr) * 1989-12-22 1992-04-17 Bp Chemicals Snc Catalyseur a base de zirconium supporte sur du chlorure de magnesium, procede de preparation et utilisation du catalyseur dans la polymerisation des olefines.
US5272236A (en) * 1991-10-15 1993-12-21 The Dow Chemical Company Elastic substantially linear olefin polymers

Also Published As

Publication number Publication date
AU1986297A (en) 1997-09-22
JP2000506088A (ja) 2000-05-23
EP0885104A1 (fr) 1998-12-23
WO1997032707A1 (fr) 1997-09-12
CA2247916A1 (fr) 1997-09-12
EP0885104A4 (fr) 1999-01-27
KR19990087479A (ko) 1999-12-27
AU703420B2 (en) 1999-03-25

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