FI43495C - Menetelmä normaalisti kiinteän oksimetyleenipolymeerin stabiliteetin parantamiseksi termistä hajoamista vastaa - Google Patents

Menetelmä normaalisti kiinteän oksimetyleenipolymeerin stabiliteetin parantamiseksi termistä hajoamista vastaa

Info

Publication number
FI43495C
FI43495C FI641269A FI126964A FI43495C FI 43495 C FI43495 C FI 43495C FI 641269 A FI641269 A FI 641269A FI 126964 A FI126964 A FI 126964A FI 43495 C FI43495 C FI 43495C
Authority
FI
Finland
Prior art keywords
stability
improving
thermal decomposition
normally solid
oxymethylene polymer
Prior art date
Application number
FI641269A
Other languages
English (en)
Other versions
FI43495B (fi
Inventor
Clarke Charles Martin
Original Assignee
Celanese 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 Celanese Corp filed Critical Celanese Corp
Application granted granted Critical
Publication of FI43495B publication Critical patent/FI43495B/fi
Publication of FI43495C publication Critical patent/FI43495C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
    • C08G2/30—Chemical modification by after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances

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)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FI641269A 1963-06-20 1964-06-11 Menetelmä normaalisti kiinteän oksimetyleenipolymeerin stabiliteetin parantamiseksi termistä hajoamista vastaa FI43495C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US289389A US3318848A (en) 1963-06-20 1963-06-20 Melt hydrolysis of oxymethylene copolymers

Publications (2)

Publication Number Publication Date
FI43495B FI43495B (fi) 1970-12-31
FI43495C true FI43495C (fi) 1971-04-13

Family

ID=23111330

Family Applications (1)

Application Number Title Priority Date Filing Date
FI641269A FI43495C (fi) 1963-06-20 1964-06-11 Menetelmä normaalisti kiinteän oksimetyleenipolymeerin stabiliteetin parantamiseksi termistä hajoamista vastaa

Country Status (13)

Country Link
US (1) US3318848A (fi)
AT (1) AT261903B (fi)
BE (1) BE649452A (fi)
BR (1) BR6460195D0 (fi)
DE (1) DE1495365B2 (fi)
DK (1) DK123778B (fi)
FI (1) FI43495C (fi)
FR (1) FR85989E (fi)
GB (1) GB1069972A (fi)
LU (1) LU46349A1 (fi)
NL (1) NL142432B (fi)
NO (1) NO116876B (fi)
SE (1) SE361484B (fi)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3419529A (en) * 1964-09-29 1968-12-31 Celanese Corp Stabilization of oxymethylene copolymers
US3428605A (en) * 1964-09-30 1969-02-18 Celanese Corp Stabilization of oxymethylene copolymers
US3425992A (en) * 1965-08-09 1969-02-04 Kuraray Co Process for producing formaldehyde copolymer having excellent dyeability
US3853806A (en) * 1972-04-26 1974-12-10 M Golder Heterogeneous melt hydrolysis of oxymethylene copolymers
US3839267A (en) * 1973-04-12 1974-10-01 Celanese Corp Heterogeneous melt hydrolysis of oxymethylene copolymers
NL181204C (nl) * 1974-11-07 1987-07-01 Hoechst Ag Werkwijze voor het bereiden van korrelvormige oxymethyleenpolymeren.
JPS51133108A (en) * 1975-05-15 1976-11-18 Nippon Kokan Kk <Nkk> A swirl burner for hot stoves
US4458064A (en) * 1982-02-19 1984-07-03 Celanese Corporation Process and apparatus for continual melt hydrolysis of acetal copolymers
CA1198246A (en) * 1982-02-19 1985-12-17 Ananda M. Chatterjee Process and apparatus for continual melt hydrolysis of acetal copolymers
ZA865090B (en) * 1985-07-22 1988-02-24 Riker Laboratories Inc Substituted di-t-butylphenols
US4613634A (en) * 1985-09-13 1986-09-23 Celanese Corporation Low warp filled polyoxymethylene compositions
US4692290A (en) * 1985-11-12 1987-09-08 Celanese Corporation Process for devolatilizing molten oxymethylene polymer
US4745508A (en) * 1985-11-13 1988-05-17 Minnesota Mining And Manufacturing Company Plastic supply tape guide for videocassette
DE3703790A1 (de) * 1987-02-07 1988-08-18 Hoechst Ag Kontinuierliches verfahren zur entfernung instabiler anteile aus rohem oxymethylencopolymerisat
WO1995004099A1 (fr) * 1993-07-29 1995-02-09 Nippon Shokubai Co., Ltd. Polydioxolane a poids moleculaire eleve et son procede de production
JP4516801B2 (ja) * 2004-08-23 2010-08-04 東レ株式会社 オキシメチレン共重合体の製造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2963470A (en) * 1957-01-22 1960-12-06 Phillips Petroleum Co Process for polymerization of 1-olefins in presence of solid heat carrier
US2964515A (en) * 1957-07-01 1960-12-13 Nat Distillers Chem Corp Ethylene polymerization process
US3023203A (en) * 1957-08-16 1962-02-27 Phillips Petroleum Co Polymerization process
US2989509A (en) * 1957-10-21 1961-06-20 Celanese Corp Trioxane polymer stabilization
CH353165A (de) * 1957-11-05 1961-03-31 Lonza Elektrizitatswerke Und C Verfahren zur Herstellung thermoplastischer Erzeugnisse und Schneckenextruder zur Ausführung des Verfahrens
US3103499A (en) * 1959-04-02 1963-09-10 Thermal stabilization of oxymethylene
GB921436A (en) * 1959-07-31 1963-03-20 Lonza Electric & Chem Works Improvements in and relating to single-worm extruders
FR1251409A (fr) * 1959-12-10 1961-01-20 Materiel De Forage Samafor Sa Perfectionnement apporté aux vis d'extrudeuse
LU38309A1 (fi) * 1960-02-05 1900-01-01
NL262452A (fi) * 1960-03-16
NL130782C (fi) * 1960-04-21
US3219623A (en) * 1960-04-21 1965-11-23 Celanese Corp Stabilization of oxymethylene copolymers with an hydroxy containing reactant
NL278419A (fi) * 1961-05-19

Also Published As

Publication number Publication date
DK123778B (da) 1972-07-31
LU46349A1 (fi) 1972-01-01
NO116876B (fi) 1969-06-02
NL142432B (nl) 1974-06-17
US3318848A (en) 1967-05-09
DE1495365A1 (de) 1969-04-10
FR85989E (fr) 1965-11-19
SE361484B (fi) 1973-11-05
NL6406780A (fi) 1964-12-21
FI43495B (fi) 1970-12-31
BR6460195D0 (pt) 1973-08-28
GB1069972A (en) 1967-05-24
BE649452A (fi) 1964-12-18
DE1495365B2 (de) 1972-09-28
AT261903B (de) 1968-05-27

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