IT7848637A0 - Procedimento per la produzione dicomposti poliossidrilici a basso peso molecolare - Google Patents

Procedimento per la produzione dicomposti poliossidrilici a basso peso molecolare

Info

Publication number
IT7848637A0
IT7848637A0 IT7848637A IT4863778A IT7848637A0 IT 7848637 A0 IT7848637 A0 IT 7848637A0 IT 7848637 A IT7848637 A IT 7848637A IT 4863778 A IT4863778 A IT 4863778A IT 7848637 A0 IT7848637 A0 IT 7848637A0
Authority
IT
Italy
Prior art keywords
procedure
production
molecular weight
low molecular
polyhydroxylic compounds
Prior art date
Application number
IT7848637A
Other languages
English (en)
Original Assignee
Bayer Ag
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
Priority claimed from DE19772714104 external-priority patent/DE2714104A1/de
Priority claimed from DE19772721093 external-priority patent/DE2721093A1/de
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of IT7848637A0 publication Critical patent/IT7848637A0/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
    • C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
    • C07C29/14—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group
    • C07C29/141—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group with hydrogen or hydrogen-containing gases
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
    • C07C45/75—Reactions with 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3203—Polyhydroxy compounds
    • C08G18/3206—Polyhydroxy compounds aliphatic
    • C08G18/3209—Aliphatic aldehyde condensates and hydrogenation products thereof
    • 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
    • C08G6/00—Condensation polymers of aldehydes or ketones only

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Genetics & Genomics (AREA)
  • Biotechnology (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Microbiology (AREA)
  • Biomedical Technology (AREA)
  • Virology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Cosmetics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyethers (AREA)
IT7848637A 1977-03-30 1978-03-29 Procedimento per la produzione dicomposti poliossidrilici a basso peso molecolare IT7848637A0 (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19772714104 DE2714104A1 (de) 1977-03-30 1977-03-30 Verfahren zur herstellung von niedermolekularen polyhydroxylverbindungen
DE19772721093 DE2721093A1 (de) 1977-05-11 1977-05-11 Verfahren zur herstellung von niedermolekularen polyhydroxylverbindungen

Publications (1)

Publication Number Publication Date
IT7848637A0 true IT7848637A0 (it) 1978-03-29

Family

ID=25771816

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7848637A IT7848637A0 (it) 1977-03-30 1978-03-29 Procedimento per la produzione dicomposti poliossidrilici a basso peso molecolare

Country Status (10)

Country Link
US (1) US4247653A (it)
JP (1) JPS53121712A (it)
CA (1) CA1088525A (it)
DK (1) DK134578A (it)
ES (1) ES468324A1 (it)
FR (1) FR2385668A1 (it)
GB (1) GB1600302A (it)
IT (1) IT7848637A0 (it)
NL (1) NL7803384A (it)
SE (1) SE7803547L (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2721186C2 (de) * 1977-05-11 1986-04-24 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung eines Gemisches von niedermolekularen Polyhydroxylverbindungen
DE2756270A1 (de) * 1977-12-16 1979-06-21 Bayer Ag Verfahren zur herstellung von niedermolekularen polyhydroxylverbindungen
DE2808228A1 (de) * 1978-02-25 1979-09-06 Bayer Ag Verfahren zur herstellung von niedermolekularen polyhydroxylverbindungen
GB8720491D0 (en) * 1987-08-29 1987-10-07 Bp Chem Int Ltd Synthesis of glycerol
DE4023255A1 (de) * 1990-07-21 1992-01-23 Basf Ag Verfahren zur herstellung von glykolen, insbesondere propylenglykol aus formaldehyd
US5162384A (en) * 1991-09-13 1992-11-10 Minnesota Mining And Manufacturing Company Making foamed plastic containing perfluorinated heterocyclic blowing agent
US5210106A (en) * 1991-10-04 1993-05-11 Minnesota Mining And Manufacturing Company Fine-celled plastic foam containing fluorochemical blowing agent
US5211873A (en) * 1991-10-04 1993-05-18 Minnesota Mining And Manufacturing Company Fine-celled plastic foam containing fluorochemical blowing agent
US5252694A (en) * 1992-01-22 1993-10-12 Minnesota Mining And Manufacturing Company Energy-polymerization adhesive, coating, film and process for making the same
US5539008A (en) * 1993-12-29 1996-07-23 Minnesota Mining And Manufacturing Company Foamable composition containing unsaturated perfluorochemical blowing agent
GB9519975D0 (en) * 1995-09-28 1995-11-29 Davy Process Techn Ltd Process
WO2006052947A1 (en) * 2004-11-08 2006-05-18 3M Innovative Properties Company Preparation of polymeric foams using hydrofluoroether nucleating agents
US20090112026A1 (en) * 2007-10-29 2009-04-30 Carter Technologies Formation of hydroxycarbonyl compounds
JP5368997B2 (ja) * 2007-11-27 2013-12-18 三井化学株式会社 トリレンジアミンの脱水方法および脱水装置
US7855311B2 (en) * 2009-03-10 2010-12-21 Carter Melvin K Formation of hydroxycarbonyl compounds
WO2012158280A1 (en) 2011-05-19 2012-11-22 3M Innovative Properties Company Polymeric foams including fluorinated oxiranes, methods of preparation, and use of same
WO2015095285A1 (en) 2013-12-20 2015-06-25 3M Innovative Properties Company Fluorinated olefins as working fluids and methods of using same
SG11201608426PA (en) * 2014-04-10 2016-11-29 Archer Daniels Midland Co Synthesis of reduced sugar alcohols, furan derivatives
DE102021133251A1 (de) * 2021-12-15 2023-06-15 Dürr Systems Ag Verfahren zum Vermindern eines Gehalts von Formaldehyd in einem wässrigen Medium

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB513708A (en) * 1938-04-14 1939-10-19 Arthur William Charles Taylor Improvements in the manufacture of hydroxy-aldehydes and hydroxy-ketones
US2224910A (en) * 1938-08-25 1940-12-17 Du Pont Process of condensing formaldehyde compounds
US2272378A (en) * 1939-09-08 1942-02-10 Hercules Powder Co Ltd Preparation of lower sugars
US2334761A (en) * 1939-10-28 1943-11-23 Du Pont Preparation of straight chain hydroxy compounds having at least six carbon atoms
US2269935A (en) * 1940-02-27 1942-01-13 Du Pont Process for producing hydroxy aldehydes and hydroxy ketones
US2351302A (en) * 1940-03-18 1944-06-13 Distillers Co Yeast Ltd Production of methyl glycerol
DE830951C (de) * 1950-03-08 1952-02-07 Basf Ag Verfahren zur Herstellung mehrwertiger Alkohole
US2760983A (en) * 1952-05-24 1956-08-28 Celanese Corp Process for condensing formaldehyde
US2775621A (en) * 1952-06-20 1956-12-25 Celanese Corp Hydrogenation of formaldehyde condensation products
US2818443A (en) * 1955-01-17 1957-12-31 Celanese Corp Polyhydroxy compounds via anion-exchange resin catalyzed aldehyde condensation and subsequent hydrogenation
US3021289A (en) * 1957-03-19 1962-02-13 Bayer Ag Preparation of polyacetalpolyisocyanate polymers
DE2105922C3 (de) * 1971-02-09 1974-08-08 Institut Organitscheskoj Chimii Akademii Nauk Kirgisskoj Ssr, Frunse (Sowjetunion) Verfahren zur Herstellung von Aldehydalkoholen und Ketonalkoholen
DE2639084C2 (de) * 1976-08-31 1984-08-23 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Gemischen aus niedermolekularen Polyhydroxylverbindungen und ihre Verwendung zur Herstellung von Polyurethankunststoffen

Also Published As

Publication number Publication date
GB1600302A (en) 1981-10-14
ES468324A1 (es) 1979-10-16
SE7803547L (sv) 1978-10-01
DK134578A (da) 1978-10-01
CA1088525A (en) 1980-10-28
FR2385668A1 (it) 1978-10-27
US4247653A (en) 1981-01-27
JPS53121712A (en) 1978-10-24
NL7803384A (nl) 1978-10-03

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