CA991784A - Process for removing nickel contaminants from polymers - Google Patents

Process for removing nickel contaminants from polymers

Info

Publication number
CA991784A
CA991784A CA148,332A CA148332A CA991784A CA 991784 A CA991784 A CA 991784A CA 148332 A CA148332 A CA 148332A CA 991784 A CA991784 A CA 991784A
Authority
CA
Canada
Prior art keywords
polymers
removing nickel
nickel contaminants
contaminants
nickel
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
Application number
CA148,332A
Other languages
English (en)
Other versions
CA148332S (en
Inventor
Howard L. Hassell
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.)
Shell Canada Ltd
Original Assignee
Shell Canada Ltd
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 Shell Canada Ltd filed Critical Shell Canada Ltd
Application granted granted Critical
Publication of CA991784A publication Critical patent/CA991784A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C4/00—Treatment of rubber before vulcanisation, not provided for in groups C08C1/00 - C08C3/02
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C2/00—Treatment of rubber solutions
    • C08C2/02—Purification
    • C08C2/04—Removal of catalyst residues
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/02—Neutralisation of the polymerisation mass, e.g. killing the catalyst also removal of catalyst residues

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
CA148,332A 1971-08-30 1972-07-31 Process for removing nickel contaminants from polymers Expired CA991784A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17629771A 1971-08-30 1971-08-30

Publications (1)

Publication Number Publication Date
CA991784A true CA991784A (en) 1976-06-22

Family

ID=22643785

Family Applications (1)

Application Number Title Priority Date Filing Date
CA148,332A Expired CA991784A (en) 1971-08-30 1972-07-31 Process for removing nickel contaminants from polymers

Country Status (11)

Country Link
US (1) US3780137A (es)
JP (1) JPS5438638B2 (es)
AU (1) AU470187B2 (es)
BE (1) BE787869A (es)
CA (1) CA991784A (es)
DE (1) DE2242190C3 (es)
ES (1) ES406163A1 (es)
FR (1) FR2151956A5 (es)
GB (1) GB1402570A (es)
IT (1) IT964316B (es)
NL (1) NL168233C (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402668A1 (fr) * 1977-09-12 1979-04-06 Solvay Procede pour la separation des polyolefines fabriquees a basse pression
GB8722235D0 (en) * 1987-09-22 1987-10-28 Enichem Elastomers Ltd Removal of catalyst residues
USH1303H (en) 1990-05-24 1994-04-05 Shell Oil Company Removal of nickel catalyst from polymer solutions by water addition and centrifugation
US5212285A (en) * 1990-06-14 1993-05-18 Shell Oil Company Removal of hydrogenation catalyst from polymer solutions by catalyzed precipitation
US5104972A (en) * 1990-11-23 1992-04-14 Shell Oil Company Removal of hydrogenation catalyst from polymer solutions by contact with silicates
FR2765215B1 (fr) * 1997-06-27 1999-08-27 Rhodia Chimie Sa Procede de decoloration d'un produit, notamment d'une huile silicone, comprenant des residus catalytiques colores
ES2283879T3 (es) * 2002-08-29 2007-11-01 Elkem As Produccion de metales y aleaciones usando carbono solido producido a partir de gas que contiene carbono.

Also Published As

Publication number Publication date
ES406163A1 (es) 1975-08-16
AU4604572A (en) 1974-03-07
IT964316B (it) 1974-01-21
GB1402570A (en) 1975-08-13
DE2242190B2 (de) 1980-08-14
NL7211691A (es) 1973-03-02
NL168233B (nl) 1981-10-16
US3780137A (en) 1973-12-18
BE787869A (nl) 1973-02-23
NL168233C (nl) 1982-03-16
DE2242190C3 (de) 1981-11-19
FR2151956A5 (es) 1973-04-20
DE2242190A1 (de) 1973-03-08
JPS5438638B2 (es) 1979-11-22
JPS4832982A (es) 1973-05-04
AU470187B2 (en) 1976-03-04

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