ES224837A1 - Un procedimiento de fabricar una estructura celular flexible - Google Patents

Un procedimiento de fabricar una estructura celular flexible

Info

Publication number
ES224837A1
ES224837A1 ES0224837A ES224837A ES224837A1 ES 224837 A1 ES224837 A1 ES 224837A1 ES 0224837 A ES0224837 A ES 0224837A ES 224837 A ES224837 A ES 224837A ES 224837 A1 ES224837 A1 ES 224837A1
Authority
ES
Spain
Prior art keywords
polymeric material
ammonia
cellular
flexible cellular
ammonium hydroxide
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
ES0224837A
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.)
Goodyear Tire and Rubber Co
Original Assignee
Goodyear Tire and Rubber Co
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 Goodyear Tire and Rubber Co filed Critical Goodyear Tire and Rubber Co
Publication of ES224837A1 publication Critical patent/ES224837A1/es
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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • 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
    • C08J9/36—After-treatment
    • 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
    • C08J9/36—After-treatment
    • C08J9/40—Impregnation
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes

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)
  • Polyurethanes Or Polyureas (AREA)

Abstract

Un procedimiento de fabricar una estructura celular flexible que comprende distribuir una mezcla líquida de reacción que comprende un material polímero que contiene hidrógeno activo, un polisocianato, y agua sobre una superficie de colada, permitir que se dilata la mezcla líquida de reacción por la generación de dióxido de carbono in situ, fijar la mezcla líquida de reacción dilatada para que forme una estructura celular flexible y tratar la estructura celular flexible por amoniaco ó hidróxido de amonio líquido.
ES0224837A 1955-03-21 1955-11-04 Un procedimiento de fabricar una estructura celular flexible Expired ES224837A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US495809A US2888408A (en) 1955-03-21 1955-03-21 Treatment of flexible cellular polyurethane material with ammonia

Publications (1)

Publication Number Publication Date
ES224837A1 true ES224837A1 (es) 1956-01-16

Family

ID=23970065

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0224837A Expired ES224837A1 (es) 1955-03-21 1955-11-04 Un procedimiento de fabricar una estructura celular flexible

Country Status (6)

Country Link
US (1) US2888408A (es)
BE (1) BE546302A (es)
ES (1) ES224837A1 (es)
FR (1) FR1130643A (es)
GB (1) GB788568A (es)
LU (1) LU33899A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL301224A (es) * 1954-11-16
BE589099A (es) * 1959-03-31
US3029208A (en) * 1959-07-03 1962-04-10 Allied Chem Cellular polyurethane and process of preparing same
US4046741A (en) * 1976-02-17 1977-09-06 Stauffer Chemical Company Post-treatment of polyurea microcapsules
US4537912A (en) * 1984-09-05 1985-08-27 Reeves Brothers, Inc. Process for rapid curing of polyether polyurethane foam
FR2659341B1 (fr) * 1990-03-06 1994-09-30 Olivier David Transformation et hydrophilisation d'eponges en mousse de polyurethanne par traitement chimique du materiau.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2657151A (en) * 1949-09-23 1953-10-27 Bayer Ag Coating of fabrics
US2721811A (en) * 1954-01-07 1955-10-25 Us Rubber Co Textile material and method of making same

Also Published As

Publication number Publication date
LU33899A1 (fr) 1955-12-12
FR1130643A (fr) 1957-02-07
GB788568A (en) 1958-01-02
US2888408A (en) 1959-05-26
BE546302A (fr) 1956-04-14

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