ES455713A1 - Procedimiento para la obtencion de una espuma de aminoplas- to. - Google Patents

Procedimiento para la obtencion de una espuma de aminoplas- to.

Info

Publication number
ES455713A1
ES455713A1 ES455713A ES455713A ES455713A1 ES 455713 A1 ES455713 A1 ES 455713A1 ES 455713 A ES455713 A ES 455713A ES 455713 A ES455713 A ES 455713A ES 455713 A1 ES455713 A1 ES 455713A1
Authority
ES
Spain
Prior art keywords
aminoplast foams
ester
aminoplast
foams
ureas
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
ES455713A
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.)
Bayer AG
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
Application filed by Bayer AG filed Critical Bayer AG
Publication of ES455713A1 publication Critical patent/ES455713A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/30—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by mixing gases into liquid compositions or plastisols, e.g. frothing with air
    • 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
    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
    • C08G12/04—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08G12/10—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with acyclic compounds having the moiety X=C(—N<)2 in which X is O, S or —N
    • C08G12/12—Ureas; Thioureas
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2361/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08J2361/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08J2361/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

Procedimiento para la obtención de una espuma de aminoplasto, caracterizado porque un aldehido se hace reaccionar con una alfa, omega-úrea modificada, como mínimo bifuncional, que contiene grupos éter, tioéter, acetal, éster éstaramida y carbonato, formándose un producto de reacción endurecido con un peso molecular entre 200 y 10.000.
ES455713A 1976-02-13 1977-02-08 Procedimiento para la obtencion de una espuma de aminoplas- to. Expired ES455713A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2605891A DE2605891C2 (de) 1976-02-13 1976-02-13 Aminoplast-Schaumstoffe

Publications (1)

Publication Number Publication Date
ES455713A1 true ES455713A1 (es) 1978-01-01

Family

ID=5969867

Family Applications (1)

Application Number Title Priority Date Filing Date
ES455713A Expired ES455713A1 (es) 1976-02-13 1977-02-08 Procedimiento para la obtencion de una espuma de aminoplas- to.

Country Status (11)

Country Link
US (1) US4356275A (es)
JP (1) JPS5298777A (es)
BE (1) BE851344A (es)
CA (1) CA1111599A (es)
CH (1) CH627767A5 (es)
DE (1) DE2605891C2 (es)
ES (1) ES455713A1 (es)
FR (1) FR2340962A1 (es)
GB (1) GB1558023A (es)
IT (1) IT1077826B (es)
NL (1) NL7701492A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4959499A (en) * 1986-11-04 1990-09-25 The Dow Chemical Company Liquid polymers containing urethane and urea moieties and hydroxyl and/or amino end groups and a process for the preparation thereof
US5055544A (en) * 1987-09-21 1991-10-08 The Dow Chemical Company Amino-functional polyesters containing urea, biuret, thiourea, dithiobiuret, thioamide, and/or amide moieties in their backbone and urethane/urea prepolymers and polymers made therefrom
US4916201A (en) * 1987-09-21 1990-04-10 The Dow Chemical Company Amino-functional polyethers containing urea, biuret, thiourea, dithiobiuret, thioamide, and/or amide moieties in their backbone and urethane/urea prepolymers and polymers made therefrom
DE3837519A1 (de) * 1988-11-04 1990-05-10 Basf Lacke & Farben Lagerstabile vernetzbare waessrige polyurethandispersionen
US5115070A (en) * 1990-03-09 1992-05-19 The Dow Chemical Company Polyalkyleneoxy polyahis containing hydrogen bonding moieties in their backbone and hydroxyalkyl carbamate end groups and a process for their preparation
US6383394B1 (en) 1998-01-27 2002-05-07 David L. Briggs Recycling process and apparatus
US6143170A (en) * 1998-01-27 2000-11-07 Briggs; David L. Oil recovery system
CN111735678B (zh) * 2020-07-02 2023-07-04 中国地质科学院矿产综合利用研究所 一种地球化学样品中金铂钯的分离富集与测定方法
EP4105251A1 (de) * 2021-06-18 2022-12-21 Covestro Deutschland AG Vernetzbare zusammensetzungen, enthaltend imin- und/oder aminal-bildende komponenten

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1054639A (es) * 1900-01-01
US2906717A (en) * 1955-05-17 1959-09-29 Minnesota Mining & Mfg Aldehyde resin-epoxy resin-organic polyisocyanate prepolymer, method of making foam therefrom and product
US3021307A (en) * 1958-06-30 1962-02-13 Du Pont Polyurethane elastomers cured with paraformaldehyde
US3427272A (en) * 1968-03-22 1969-02-11 Deering Milliken Res Corp Water-soluble polyurethane produced by reacting an aldehyde and the reaction product of an organic diisocyanate and an anhydrous polyalkylene ether glycol
CH528571A (de) 1969-03-07 1972-09-30 Bayer Ag Verfahren zur Quellung von Schaumstoffen unter irreversibler Fixierung des Quellungszustandes
DE2309862A1 (de) * 1973-02-28 1974-08-29 Bayer Ag Verfahren zur n-methylolierung von diisocyanatpolyadditionsprodukten
DE2324134C3 (de) * 1973-05-12 1981-01-08 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Aminoplast-Dispersionen

Also Published As

Publication number Publication date
JPS5298777A (en) 1977-08-18
DE2605891A1 (de) 1977-08-18
FR2340962B1 (es) 1983-01-21
US4356275A (en) 1982-10-26
DE2605891C2 (de) 1983-05-19
IT1077826B (it) 1985-05-04
NL7701492A (nl) 1977-08-16
BE851344A (fr) 1977-08-11
FR2340962A1 (fr) 1977-09-09
CH627767A5 (de) 1982-01-29
GB1558023A (en) 1979-12-19
CA1111599A (en) 1981-10-27

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