IT1051893B - Procedimento per migliorare la stabilita termica e chimica degli omopolimeri acetalici eterificati - Google Patents

Procedimento per migliorare la stabilita termica e chimica degli omopolimeri acetalici eterificati

Info

Publication number
IT1051893B
IT1051893B IT30687/75A IT3068775A IT1051893B IT 1051893 B IT1051893 B IT 1051893B IT 30687/75 A IT30687/75 A IT 30687/75A IT 3068775 A IT3068775 A IT 3068775A IT 1051893 B IT1051893 B IT 1051893B
Authority
IT
Italy
Prior art keywords
eterified
procedure
thermal
improve
chemical stability
Prior art date
Application number
IT30687/75A
Other languages
English (en)
Inventor
M Ermoni
P Radici
P Colombo
S Custro
Original Assignee
Sir Soc Italiana Resine Spa
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 Sir Soc Italiana Resine Spa filed Critical Sir Soc Italiana Resine Spa
Priority to IT30687/75A priority Critical patent/IT1051893B/it
Priority to US05/751,299 priority patent/US4105638A/en
Priority to ES454487A priority patent/ES454487A1/es
Priority to GB53738/76A priority patent/GB1548270A/en
Application granted granted Critical
Publication of IT1051893B publication Critical patent/IT1051893B/it

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
    • C08G2/36—Chemical modification by after-treatment by depolymerisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyethers (AREA)
IT30687/75A 1975-12-23 1975-12-23 Procedimento per migliorare la stabilita termica e chimica degli omopolimeri acetalici eterificati IT1051893B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT30687/75A IT1051893B (it) 1975-12-23 1975-12-23 Procedimento per migliorare la stabilita termica e chimica degli omopolimeri acetalici eterificati
US05/751,299 US4105638A (en) 1975-12-23 1976-12-16 Process for improving the stability of etherified acetal homopolymers
ES454487A ES454487A1 (es) 1975-12-23 1976-12-22 Un procedimiento para preparar homopolimeros acetalicos ete-rificados estables.
GB53738/76A GB1548270A (en) 1975-12-23 1976-12-23 Process for the stability of etherfied acetal homopolymers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT30687/75A IT1051893B (it) 1975-12-23 1975-12-23 Procedimento per migliorare la stabilita termica e chimica degli omopolimeri acetalici eterificati

Publications (1)

Publication Number Publication Date
IT1051893B true IT1051893B (it) 1981-05-20

Family

ID=11230977

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30687/75A IT1051893B (it) 1975-12-23 1975-12-23 Procedimento per migliorare la stabilita termica e chimica degli omopolimeri acetalici eterificati

Country Status (4)

Country Link
US (1) US4105638A (it)
ES (1) ES454487A1 (it)
GB (1) GB1548270A (it)
IT (1) IT1051893B (it)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL129036C (it) * 1959-01-06
BE589143A (it) * 1959-04-25
US3393179A (en) * 1966-02-17 1968-07-16 Du Pont Preparation of polyoxymethylene ethers
US3477993A (en) * 1966-04-01 1969-11-11 Du Pont Vapor-phase base clean-up of polyoxymethylene

Also Published As

Publication number Publication date
GB1548270A (en) 1979-07-11
ES454487A1 (es) 1977-12-01
US4105638A (en) 1978-08-08

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