ES381943A1 - Procedimiento y aparato para producir continuamente una es-puma autoestable de baja densidad. - Google Patents

Procedimiento y aparato para producir continuamente una es-puma autoestable de baja densidad.

Info

Publication number
ES381943A1
ES381943A1 ES381943A ES381943A ES381943A1 ES 381943 A1 ES381943 A1 ES 381943A1 ES 381943 A ES381943 A ES 381943A ES 381943 A ES381943 A ES 381943A ES 381943 A1 ES381943 A1 ES 381943A1
Authority
ES
Spain
Prior art keywords
foam
foaming
formaldehyde foams
produce
aqueous solution
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
ES381943A
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.)
British Industrial Plastics Ltd
Original Assignee
British Industrial Plastics Ltd
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 British Industrial Plastics Ltd filed Critical British Industrial Plastics Ltd
Publication of ES381943A1 publication Critical patent/ES381943A1/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7404—Mixing devices specially adapted for foamable substances
    • B29B7/7409—Mixing devices specially adapted for foamable substances with supply of gas
    • B29B7/7419—Mixing devices specially adapted for foamable substances with supply of gas with static or injector mixer elements
    • 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)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
ES381943A 1969-07-17 1970-07-17 Procedimiento y aparato para producir continuamente una es-puma autoestable de baja densidad. Expired ES381943A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3606969 1969-07-17

Publications (1)

Publication Number Publication Date
ES381943A1 true ES381943A1 (es) 1972-12-01

Family

ID=10384606

Family Applications (1)

Application Number Title Priority Date Filing Date
ES381943A Expired ES381943A1 (es) 1969-07-17 1970-07-17 Procedimiento y aparato para producir continuamente una es-puma autoestable de baja densidad.

Country Status (16)

Country Link
JP (1) JPS4833990B1 (es)
AT (1) AT315505B (es)
BE (1) BE753516A (es)
CH (1) CH535272A (es)
CS (1) CS162725B2 (es)
DE (1) DE2035595B2 (es)
DK (1) DK135952B (es)
ES (1) ES381943A1 (es)
FR (1) FR2102406A5 (es)
GB (1) GB1313103A (es)
IE (1) IE34363B1 (es)
IL (1) IL34855A (es)
NL (1) NL7010325A (es)
SE (1) SE375106B (es)
TR (1) TR16868A (es)
ZA (1) ZA704884B (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1449824A (en) * 1973-03-23 1976-09-15 British Ind Plastics Ld Vehicle retardation
DE2440792C3 (de) * 1973-03-29 1981-05-07 Wilmsen, Jörg Michael, 4300 Essen Vorrichtung zur kontinuierlichen Herstellung homogener, feinporiger Kunstharzschäume auf wäßriger bzw. wäßrigalkoholischer Basis
GB1582445A (en) * 1976-04-10 1981-01-07 British Industrial Plastics Urea-formaldehyde resin foams and apparatus for their production
DE2752311C3 (de) * 1977-11-23 1982-05-13 Irkutskij gosudarstvennyj naučno-issledovatel'skij institut redkich i cvetnych metallov (IRGIREDMET), Irkutsk Verfahren zur Herstellung von Schaumstoff und Vorrichtung zur Durchführung des Verfahrens
CN111298321B (zh) * 2020-03-25 2023-04-25 应急管理部天津消防研究所 一种现场快速发泡围堵处置泄漏液体的方法及设备

Also Published As

Publication number Publication date
IE34363B1 (en) 1975-04-16
IL34855A (en) 1974-01-14
DE2035595A1 (de) 1972-01-05
NL7010325A (es) 1971-01-19
DE2035595B2 (de) 1978-11-23
ZA704884B (en) 1971-04-28
CH535272A (de) 1973-03-31
JPS4833990B1 (es) 1973-10-18
FR2102406A5 (es) 1972-04-07
CS162725B2 (es) 1975-07-15
IE34363L (en) 1971-01-17
SE375106B (es) 1975-04-07
BE753516A (fr) 1970-12-16
DK135952B (da) 1977-07-18
DK135952C (es) 1977-12-19
AT315505B (de) 1974-05-27
TR16868A (tr) 1973-09-01
IL34855A0 (en) 1970-09-17
GB1313103A (en) 1973-04-11

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