GB974819A - Improvements in polymer production - Google Patents

Improvements in polymer production

Info

Publication number
GB974819A
GB974819A GB1183962A GB1183962A GB974819A GB 974819 A GB974819 A GB 974819A GB 1183962 A GB1183962 A GB 1183962A GB 1183962 A GB1183962 A GB 1183962A GB 974819 A GB974819 A GB 974819A
Authority
GB
United Kingdom
Prior art keywords
mixture
trioxane
barrel
shearing
blending
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
GB1183962A
Other languages
English (en)
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.)
Celanese Corp
Original Assignee
Celanese Corp
Celanese Corp of America
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, Celanese Corp of America filed Critical Celanese Corp
Publication of GB974819A publication Critical patent/GB974819A/en
Expired legal-status Critical Current

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
    • C08G2/06—Catalysts
    • 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
    • C08G2/10—Polymerisation of cyclic oligomers of formaldehyde
    • 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
    • C08G2/18—Copolymerisation of aldehydes or ketones

Landscapes

  • 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)
GB1183962A 1961-04-05 1962-03-28 Improvements in polymer production Expired GB974819A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10079561A 1961-04-05 1961-04-05

Publications (1)

Publication Number Publication Date
GB974819A true GB974819A (en) 1964-11-11

Family

ID=22281575

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1183962A Expired GB974819A (en) 1961-04-05 1962-03-28 Improvements in polymer production

Country Status (9)

Country Link
AT (1) AT259228B (OSRAM)
BE (1) BE616036A (OSRAM)
CH (1) CH410428A (OSRAM)
DE (1) DE1495228B2 (OSRAM)
ES (1) ES275649A1 (OSRAM)
FR (1) FR1319178A (OSRAM)
GB (1) GB974819A (OSRAM)
NL (1) NL276768A (OSRAM)
SE (1) SE314205B (OSRAM)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4431794A (en) * 1981-11-28 1984-02-14 Basf Aktiengesellschaft Continuous preparation of oxymethylene polymers
US6756475B2 (en) 2000-02-10 2004-06-29 Basf Aktiengesellschaft Preparation of polyoxymethylenes
US9090770B2 (en) 2010-04-16 2015-07-28 Asahi Kasei Chemicals Corporation Polyacetal resin composition, method for producing the same, and molded article

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3149321C1 (de) 1981-12-12 1983-01-13 Degussa Ag, 6000 Frankfurt Verfahren zur kontinuierlichen Homopolymerisation oder Copolymerisation von Trioxan
DE4431575A1 (de) 1994-09-05 1996-03-07 Hoechst Ag Verfahren zur Herstellung von Polyacetalcopolymeren
DE102004054629A1 (de) 2004-11-11 2006-05-18 Basf Ag Basische Desaktivatoren bei der POM-Herstellung
DE502007006328D1 (de) 2006-09-12 2011-03-03 Basf Se Ionische flüssigkeiten bei der pom-herstellung
CN101910303B (zh) 2008-10-28 2014-03-05 旭化成化学株式会社 聚缩醛树脂组合物及其制造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4431794A (en) * 1981-11-28 1984-02-14 Basf Aktiengesellschaft Continuous preparation of oxymethylene polymers
US6756475B2 (en) 2000-02-10 2004-06-29 Basf Aktiengesellschaft Preparation of polyoxymethylenes
US9090770B2 (en) 2010-04-16 2015-07-28 Asahi Kasei Chemicals Corporation Polyacetal resin composition, method for producing the same, and molded article

Also Published As

Publication number Publication date
FR1319178A (fr) 1963-02-22
DE1495228A1 (de) 1969-02-13
ES275649A1 (es) 1962-07-01
SE314205B (OSRAM) 1969-09-01
DE1495228B2 (de) 1972-01-20
AT259228B (de) 1968-01-10
BE616036A (OSRAM)
CH410428A (fr) 1966-03-31
NL276768A (OSRAM)

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