NL196512A - - Google Patents

Info

Publication number
NL196512A
NL196512A NL196512DA NL196512A NL 196512 A NL196512 A NL 196512A NL 196512D A NL196512D A NL 196512DA NL 196512 A NL196512 A NL 196512A
Authority
NL
Netherlands
Application number
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.)
Publication of NL196512A publication Critical patent/NL196512A/xx

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
    • C08G2/08—Polymerisation 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
    • C08G2/30—Chemical modification by after-treatment
    • C08G2/32—Chemical modification by after-treatment by esterification
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S74/00—Machine element or mechanism
    • Y10S74/10—Polymer digest - plastic gears

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)
  • Phenolic Resins Or Amino Resins (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL196512D 1954-04-16 NL196512A (US08124317-20120228-C00026.png)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US42384454 US2734889A (en) 1954-04-16 1954-04-16 Process for the polymerization of form-
US423855A US2848437A (en) 1954-04-16 1954-04-16 Metalorganic compounds as initiators for the polymerization of formaldehyde
US44370254A 1954-07-15 1954-07-15
US44370354A 1954-07-15 1954-07-15

Publications (1)

Publication Number Publication Date
NL196512A true NL196512A (US08124317-20120228-C00026.png)

Family

ID=27503718

Family Applications (1)

Application Number Title Priority Date Filing Date
NL196512D NL196512A (US08124317-20120228-C00026.png) 1954-04-16

Country Status (7)

Country Link
US (2) US2734889A (US08124317-20120228-C00026.png)
BE (3) BE557794A (US08124317-20120228-C00026.png)
CH (1) CH410415A (US08124317-20120228-C00026.png)
DE (3) DE1181910B (US08124317-20120228-C00026.png)
FR (3) FR1131937A (US08124317-20120228-C00026.png)
GB (3) GB766524A (US08124317-20120228-C00026.png)
NL (1) NL196512A (US08124317-20120228-C00026.png)

Families Citing this family (100)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL196512A (US08124317-20120228-C00026.png) * 1954-04-16
US2998409A (en) * 1954-04-16 1961-08-29 Du Pont Polyoxymethylene carboxylates of improved thermal stability
US3017389A (en) * 1955-03-18 1962-01-16 Du Pont Process of controlling the molecular weight of linear formaldehyde polymers
GB793673A (en) * 1955-07-13 1958-04-23 Du Pont Improvements in or relating to the preparation of high molecular weight addition polymers of formaldehyde
NL292302A (US08124317-20120228-C00026.png) * 1957-02-23
BE570884A (US08124317-20120228-C00026.png) * 1957-09-06 1900-01-01
US3053809A (en) * 1958-04-15 1962-09-11 Celanese Corp Phosphine-metal compound catalyst
DE1139110B (de) * 1958-04-16 1962-11-08 Basf Ag Verfahren zum Reinigen von Formaldehyd
DE1089171B (de) * 1958-05-31 1960-09-15 Degussa Verfahren zur Herstellung von Eupolyoxymethylenen durch katalytische Polymerisation monomeren Formaldehyds
BE579267A (US08124317-20120228-C00026.png) * 1958-06-03
DE1091750B (de) * 1958-06-14 1960-10-27 Basf Ag Verfahren zum Modifizieren der Endgruppen hochpolymerer Formaldehyde
FR1214169A (fr) * 1958-07-23 1960-04-07 Houilleres Bassin Du Nord Nouveau procédé pour la préparation de polyformaldéhydes
DE1143191B (de) * 1958-08-16 1963-02-07 Basf Ag Verfahren zum Reinigen von Formaldehyd
US3001966A (en) * 1958-08-18 1961-09-26 Du Pont Thermally-stabilized polyacetaldehyde elastomers, process for their preparation and mixtures of same with polycarbonamides
US2964500A (en) * 1958-09-29 1960-12-13 Du Pont Preparation of formaldehyde polymers with improved thermal stability
US3126359A (en) * 1958-12-02 1964-03-24 Process for the polymerization of
DE1110863B (de) * 1958-12-13 1961-07-13 Glanzstoff Ag Verfahren zur Polymerisation von Formaldehyd mittels metallorganischer Katalysatoren
DE1137214B (de) * 1958-12-19 1962-09-27 Basf Ag Verfahren zur Herstellung von thermostabilen Polyoxymethylenen
NL129036C (US08124317-20120228-C00026.png) * 1959-01-06
NL246847A (US08124317-20120228-C00026.png) * 1959-01-07
BE586592A (US08124317-20120228-C00026.png) * 1959-01-16
DE1138937B (de) * 1959-02-21 1962-10-31 Basf Ag Verfahren zum Stabilisieren von hochmolekularem Polyformaldehyd
BE588018A (US08124317-20120228-C00026.png) * 1959-02-28
NL248972A (US08124317-20120228-C00026.png) * 1959-03-09
GB868356A (en) * 1959-03-11 1961-05-17 Bayer Ag A process for the acylation of polyoxymethylenes
DE1145356B (de) * 1959-03-11 1963-03-14 Bayer Ag Verfahren zum Stabilisieren von Polyoxymethylenen
DE1098713B (de) * 1959-04-09 1961-02-02 Basf Ag Verfahren zum Stabilisieren von hochmolekularem acetyliertem Polyformaldehyd
DE1180519B (de) * 1959-04-18 1964-10-29 Degussa Verfahren zur Herstellung von Eupolyoxymethylenen
BE591578A (US08124317-20120228-C00026.png) * 1959-06-04
DE1153899B (de) * 1959-06-04 1963-09-05 Bayer Ag Stabilisieren von Massen, die acylierte und/oder alkylierte hoch-molekulare Polyoxymethylene enthalten
DE1132722B (de) * 1959-06-12 1962-07-05 Degussa Verfahren zur Herstellung von Eupolyoxymethylenen
NL110884C (US08124317-20120228-C00026.png) * 1959-08-17
NL255271A (US08124317-20120228-C00026.png) * 1959-08-26
BE598298A (US08124317-20120228-C00026.png) * 1959-10-06 1900-01-01
US3183210A (en) * 1959-11-06 1965-05-11 Zh Nihon Kagaku Seni Kenkyusho Polymerization of aldehyde by organometallic compound
BE596750A (US08124317-20120228-C00026.png) * 1959-11-06
CA694038A (en) * 1959-11-09 1964-09-08 J. Kray Raymond Thermal stabilizers for oxymethylene polymers
BE597373A (US08124317-20120228-C00026.png) * 1959-11-24
NL128393C (US08124317-20120228-C00026.png) * 1959-12-28
US3133896A (en) * 1960-01-11 1964-05-19 Celanese Corp Oxymethylene polymers stabilized with cycloaliphatic amines and salts thereof
US3135718A (en) * 1960-04-19 1964-06-02 Bayer Ag Polymerization of formaldehyde
BE602765A (US08124317-20120228-C00026.png) * 1960-04-21
BE603088A (US08124317-20120228-C00026.png) * 1960-04-26
NL133341C (US08124317-20120228-C00026.png) * 1960-05-31
NL263799A (US08124317-20120228-C00026.png) * 1960-06-14
NL124949C (US08124317-20120228-C00026.png) * 1960-07-16
NL269255A (US08124317-20120228-C00026.png) * 1960-09-17
NL269640A (US08124317-20120228-C00026.png) * 1960-09-29
US3102106A (en) * 1960-12-08 1963-08-27 Du Pont Stabilized polyoxymethylenes
BE613285A (US08124317-20120228-C00026.png) * 1961-02-01
US3194789A (en) * 1961-02-06 1965-07-13 Kanegafuchi Spinning Co Ltd Polymerization of formaldehyde
US3054775A (en) * 1961-02-24 1962-09-18 American Cyanamid Co Polymerization of formaldehyde by nickel-phosphine complexes
US3111503A (en) * 1961-04-06 1963-11-19 Du Pont Metal chelates as initiators for the polymerization of formaldehyde
NL127335C (US08124317-20120228-C00026.png) * 1961-04-13
NL277628A (US08124317-20120228-C00026.png) * 1961-05-12
DE1299881B (de) * 1961-06-08 1969-07-24 Chemirad Corp Verfahren zur Herstellung von stickstoffhaltigen Copolymerisaten
US3166532A (en) * 1961-06-14 1965-01-19 Du Pont Process for polymerizing an aromatic dialdehyde
NL280916A (US08124317-20120228-C00026.png) * 1961-07-13
US3265665A (en) * 1961-09-01 1966-08-09 Gulf Oil Corp Novel copolymers of organic isocyanates and aldehydes
BE612394A (fr) * 1961-10-14 1962-05-02 Showa Denko Kk Polymérisation de formaldéhyde.
NL284846A (US08124317-20120228-C00026.png) * 1961-10-30
DE1153904B (de) * 1961-12-20 1963-09-05 Basf Ag Initiatoren fuer die Polymerisation von Formaldehyd
US3208975A (en) * 1961-12-22 1965-09-28 Hercules Powder Co Ltd Process for the polymerization of aldehydes using a chelated organoaluminum catalyst
BE626769A (US08124317-20120228-C00026.png) * 1962-01-05
NL288802A (US08124317-20120228-C00026.png) * 1962-02-14
BE629409A (US08124317-20120228-C00026.png) * 1962-03-10
BE632214A (US08124317-20120228-C00026.png) * 1962-05-11
GB970031A (en) * 1962-06-04 1964-09-16 Nippon Synthetic Chem Ind Polymerization of aldehydes
BE633587A (US08124317-20120228-C00026.png) * 1962-06-13
US3267076A (en) * 1962-07-03 1966-08-16 Ube Industries Process for the polymerization of formaldehyde
BE635478A (US08124317-20120228-C00026.png) * 1962-07-27
BE638529A (US08124317-20120228-C00026.png) * 1962-10-13
NL299145A (US08124317-20120228-C00026.png) * 1962-10-13
BE638455A (US08124317-20120228-C00026.png) * 1962-10-13
GB997337A (en) * 1962-10-13 1965-07-07 Toyo Rayon Co Ltd A process to improve thermal stability of polyoxymethylene
NL299151A (US08124317-20120228-C00026.png) * 1962-10-13
NL302116A (US08124317-20120228-C00026.png) * 1962-12-29
NL301909A (US08124317-20120228-C00026.png) * 1963-01-03
DE1301542B (de) * 1963-01-29 1969-08-21 Ube Industries Verfahren zur Herstellung von Copolymerisaten des Formaldehyds
DE1301545B (de) * 1963-06-14 1969-08-21 Toyo Rayon Co Ltd Verfahren zum Stabilisieren von makromolekularen Polyoxymethylenen
DE1595288C3 (de) * 1963-07-08 1974-10-03 Asahi Kasei Kogyo K.K., Osaka (Japan) Verfahren zur Herstellung von Poly oxymethylene^ Ausscheidung aus: 1244406
DE1215366B (de) * 1963-07-15 1966-04-28 Bayer Ag Verfahren zur Herstellung von hochmolekularen acetylierten Polyoxymethylenen
NL129037C (US08124317-20120228-C00026.png) * 1963-07-29
GB1052465A (US08124317-20120228-C00026.png) * 1963-10-12
DE1236779B (de) * 1963-10-18 1967-03-16 Huels Chemische Werke Ag Verfahren zur Herstellung hochmolekularer Polyoxymethylene
US3384621A (en) * 1964-02-11 1968-05-21 Denki Kagaku Kogyo Kk Method for preparing polyoxymethylene of improved thermal stability
US3347830A (en) * 1964-07-30 1967-10-17 Grace W R & Co Process of polymerizing formaldehyde
DE1240284B (de) * 1965-01-16 1967-05-11 Leuna Werke Veb Verfahren zum Reinigen von hochmolekularen Polyoxymethylenestern oder -aethern
NL6507599A (US08124317-20120228-C00026.png) * 1965-06-15 1966-12-16
US3459709A (en) * 1965-07-02 1969-08-05 Sir Soc Italiana Resine Spa Method of stabilizing polyoxymethylenes
US3470135A (en) * 1965-07-08 1969-09-30 Asahi Chemical Ind Process for the preparation of polyacetal resin
US3553090A (en) * 1966-05-21 1971-01-05 Japan Atomic Energy Res Inst Method for the stabilizing of polyoxy-methylene using high energy radiation and acetic anhydride
NL6703805A (US08124317-20120228-C00026.png) * 1967-03-14 1968-09-16
US3687981A (en) * 1968-01-17 1972-08-29 Du Pont Process for making a dioxane
EP0028499B1 (en) * 1979-11-06 1984-02-01 Ube Industries, Ltd. Process for polymerizing formaldehyde
US4355153A (en) * 1980-11-19 1982-10-19 Societa' Italiana Resine S.I.R. S.P.A. Process for the polymerization of formaldehyde
CA1284665C (en) * 1984-07-26 1991-06-04 Eric George Delmar Process for hydroxymethylation
US4740637A (en) * 1984-07-26 1988-04-26 Fmc Corporation Process for hydroxymethylation
US5852208A (en) * 1996-08-30 1998-12-22 Dixie Chemical Company, Inc. Method of producing compounds containing acyloxyalkoxy groups from alcohols
FR2951177B1 (fr) * 2009-10-09 2012-12-21 Roquette Freres Procede de preparation de derives acetyles de matiere amylacee

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2162616A (en) * 1934-12-22 1939-06-13 Chemische Forschungs Gmbh Process for the manufacture of artificial resins
US2178523A (en) * 1936-10-28 1939-10-31 Ig Farbenindustrie Ag Production of high molecular hydroxylated condensation products from crotonaldehyde
US2296249A (en) * 1940-08-26 1942-09-22 Du Pont Polymers of formaldehyde
US2519550A (en) * 1948-11-08 1950-08-22 Du Pont Formaldehyde polymers
US2551365A (en) * 1949-03-31 1951-05-01 Du Pont Polymerization of formaldehyde to paraformaldehyde with alkaline catalyst
NL196512A (US08124317-20120228-C00026.png) * 1954-04-16

Also Published As

Publication number Publication date
DE962116C (de) 1957-04-18
BE557794A (US08124317-20120228-C00026.png) 1957-06-15
CH410415A (fr) 1966-03-31
BE557795A (US08124317-20120228-C00026.png) 1957-06-15
GB766524A (en) 1957-01-23
GB770717A (en) 1957-03-20
FR1131937A (fr) 1957-03-01
US2734889A (en) 1956-02-14
GB766629A (en) 1957-01-23
FR1131939A (fr) 1957-03-01
US2848437A (en) 1958-08-19
FR1131940A (fr) 1957-03-01
BE557796A (US08124317-20120228-C00026.png) 1957-06-15
DE1181910B (de) 1964-11-19
DE1223551B (de) 1966-08-25

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