IT1051890B - IMPROVED PROCEDURE FOR THE STABILIZATION OF ETERIFIED ACETAL HOMOPOLYMERS AND ACETAL COPOLYMERS - Google Patents

IMPROVED PROCEDURE FOR THE STABILIZATION OF ETERIFIED ACETAL HOMOPOLYMERS AND ACETAL COPOLYMERS

Info

Publication number
IT1051890B
IT1051890B IT3068475A IT3068475A IT1051890B IT 1051890 B IT1051890 B IT 1051890B IT 3068475 A IT3068475 A IT 3068475A IT 3068475 A IT3068475 A IT 3068475A IT 1051890 B IT1051890 B IT 1051890B
Authority
IT
Italy
Prior art keywords
acetal
eterified
stabilization
homopolymers
improved procedure
Prior art date
Application number
IT3068475A
Other languages
Italian (it)
Inventor
M Ermoni
S Custro
P Radici
P Colombo
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 IT3068475A priority Critical patent/IT1051890B/en
Priority to FR7638575A priority patent/FR2336427A1/en
Priority to GB5373676A priority patent/GB1524440A/en
Priority to JP15561576A priority patent/JPS5280392A/en
Application granted granted Critical
Publication of IT1051890B publication Critical patent/IT1051890B/en

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)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT3068475A 1975-12-23 1975-12-23 IMPROVED PROCEDURE FOR THE STABILIZATION OF ETERIFIED ACETAL HOMOPOLYMERS AND ACETAL COPOLYMERS IT1051890B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT3068475A IT1051890B (en) 1975-12-23 1975-12-23 IMPROVED PROCEDURE FOR THE STABILIZATION OF ETERIFIED ACETAL HOMOPOLYMERS AND ACETAL COPOLYMERS
FR7638575A FR2336427A1 (en) 1975-12-23 1976-12-21 PROCESS FOR IMPROVING THE THERMAL AND CHEMICAL STABILITY OF HOMOPOLYMERS ETHERIFIED OF ACETALS AND COPOLYMERS OF ACETALS
GB5373676A GB1524440A (en) 1975-12-23 1976-12-23 Process for the thermal and chemical stability of etherified acetal homopolymers and of acetal copolymers
JP15561576A JPS5280392A (en) 1975-12-23 1976-12-23 Improved method of chemical and thermal stability

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3068475A IT1051890B (en) 1975-12-23 1975-12-23 IMPROVED PROCEDURE FOR THE STABILIZATION OF ETERIFIED ACETAL HOMOPOLYMERS AND ACETAL COPOLYMERS

Publications (1)

Publication Number Publication Date
IT1051890B true IT1051890B (en) 1981-05-20

Family

ID=11230938

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3068475A IT1051890B (en) 1975-12-23 1975-12-23 IMPROVED PROCEDURE FOR THE STABILIZATION OF ETERIFIED ACETAL HOMOPOLYMERS AND ACETAL COPOLYMERS

Country Status (4)

Country Link
JP (1) JPS5280392A (en)
FR (1) FR2336427A1 (en)
GB (1) GB1524440A (en)
IT (1) IT1051890B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005062326A1 (en) * 2005-12-24 2007-06-28 Ticona Gmbh Production of oxymethylene (co)polymers for molding, including specified homopolymers, involves heterogeneous polymerization of monomer in presence of formaldehyde acetal and cationic initiator and deactivation in basic homogeneous phase
DE102008018966A1 (en) 2008-04-16 2009-10-22 Ticona Gmbh Process for the preparation of oxymethylene polymers and apparatus suitable therefor
DE102008018968A1 (en) 2008-04-16 2009-10-22 Ticona Gmbh Polyoxymethylene molding compounds and molded articles and their use
DE102008018965A1 (en) 2008-04-16 2009-10-22 Ticona Gmbh Oxymethylene copolymers and their use, as well as processes for the preparation of oxymethylene copolymers
DE102008018967A1 (en) 2008-04-16 2009-10-22 Ticona Gmbh Oxymethylene polymers, process for their preparation and their use
US8840976B2 (en) 2010-10-14 2014-09-23 Ticona Llc VOC or compressed gas containment device made from a polyoxymethylene polymer
KR20140102241A (en) 2011-11-24 2014-08-21 티코나 게엠베하 Process for the production of trioxane from aqueous formaldehyde sources
WO2013101624A1 (en) 2011-12-30 2013-07-04 Ticona Llc Printable molded articles made from a polyoxymethylene polymer composition
US9745467B2 (en) 2012-12-27 2017-08-29 Ticona, Llc Impact modified polyoxymethylene composition and articles made therefrom that are stable when exposed to ultraviolet light
CN111971276A (en) 2018-03-29 2020-11-20 塞拉尼斯销售德国有限公司 Method for producing cyclic acetals in heterogeneous reaction systems

Also Published As

Publication number Publication date
FR2336427B1 (en) 1979-03-23
GB1524440A (en) 1978-09-13
JPS5280392A (en) 1977-07-06
FR2336427A1 (en) 1977-07-22

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