ES8402604A1 - Procedimiento para espumar polimeros termoplasticos. - Google Patents
Procedimiento para espumar polimeros termoplasticos.Info
- Publication number
- ES8402604A1 ES8402604A1 ES521886A ES521886A ES8402604A1 ES 8402604 A1 ES8402604 A1 ES 8402604A1 ES 521886 A ES521886 A ES 521886A ES 521886 A ES521886 A ES 521886A ES 8402604 A1 ES8402604 A1 ES 8402604A1
- Authority
- ES
- Spain
- Prior art keywords
- blowing agent
- foaming
- resins
- preparation
- combination based
- 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
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
- C08J9/04—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
- C08J9/06—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 by a chemical blowing agent
- C08J9/10—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 by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/102—Azo-compounds
- C08J9/103—Azodicarbonamide
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
PROCEDIMIENTO PARA ESPUMAR POLIMEROS TERMOPLASTICOS.CONSISTE EN AGREGAR AL POLIMERO A ESPUMAR DESDE UN 0,1 HASTA UN 35 EN PESO DE UNA COMBINACION DE AGENTE PROPULSOR COMPUESTO DE AZODICARBONAMIDA, QUE SE HA DOTADO DE UNO O VARIOS COMPUESTOS DE METAL DE BORO, MOLIBDENO O TUNGSTENO, Y SEGUIDAMENTE SE ESPUMA A UNA TEMPERATURA COMPRENDIDA ENTRE 140 Y 350 GRADOS.DE APLICACION EN LA OBTENCION DE ARTICULOS CELULARES Y POROSOS TALES COMO MATERIALES ESPUMADOS Y POLIMEROS TERMOPLASTICOS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823215837 DE3215837A1 (de) | 1982-04-28 | 1982-04-28 | Treibmittelkombination auf basis von azodicarbonamid, deren herstellung und verwendung zur verschaeumung von kunststoffen |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8402604A1 true ES8402604A1 (es) | 1984-02-01 |
ES521886A0 ES521886A0 (es) | 1984-02-01 |
Family
ID=6162168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES521886A Granted ES521886A0 (es) | 1982-04-28 | 1983-04-27 | Procedimiento para espumar polimeros termoplasticos. |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0092739A3 (es) |
JP (1) | JPS58196241A (es) |
CA (1) | CA1220341A (es) |
DE (1) | DE3215837A1 (es) |
ES (1) | ES521886A0 (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6140379A (en) * | 1998-12-07 | 2000-10-31 | Armstrong World Industries, Inc. | Chemically embossed metallocene polyethylene foam |
KR101966951B1 (ko) * | 2012-06-07 | 2019-04-08 | 주식회사 동진쎄미켐 | 아조디카본아미드 조성물 및 그 제조 방법 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5239428B2 (es) * | 1972-11-08 | 1977-10-05 | ||
US4021380A (en) * | 1976-02-27 | 1977-05-03 | Mattel, Inc. | Expandable resin composition |
-
1982
- 1982-04-28 DE DE19823215837 patent/DE3215837A1/de not_active Withdrawn
-
1983
- 1983-04-14 EP EP83103588A patent/EP0092739A3/de not_active Withdrawn
- 1983-04-25 JP JP7154883A patent/JPS58196241A/ja active Pending
- 1983-04-26 CA CA000426757A patent/CA1220341A/en not_active Expired
- 1983-04-27 ES ES521886A patent/ES521886A0/es active Granted
Also Published As
Publication number | Publication date |
---|---|
CA1220341A (en) | 1987-04-14 |
JPS58196241A (ja) | 1983-11-15 |
DE3215837A1 (de) | 1983-11-03 |
EP0092739A2 (de) | 1983-11-02 |
ES521886A0 (es) | 1984-02-01 |
EP0092739A3 (de) | 1984-06-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3064575D1 (en) | Stable filler-polyol dispersions, process for their preparation and their use in the preparation of polyurethane plastics that may be foamed | |
ES8602875A1 (es) | Un metodo para la preparacion de un cuerpo espumado, termoplastico, celular, coherente y elastico | |
DE3169496D1 (en) | Foamable olefin polymer compositions stabilized with n-alkyl substituted amides, foaming process using them and foam article produced | |
ES8702928A1 (es) | Un procedimiento para preparar una espuma polimera reticulada celular. | |
BR0115923A (pt) | Partìculas celulares espumadas, sistema para estender a vida em prateleira das partìculas poliméricas expansìveis, artigo de espuma, processo para preparar partìculas celulares espumadas, e, sistema para otimizar o carregamento e embalagem das partìculas poliméricas para uso na produção de artigos de espuma | |
JPS5716036A (en) | Foamable polyolefin composition and manufacture of polyolefin foamed body | |
ES458087A1 (es) | Procedimiento para preparar composiciones de proteinas fun- cionales. | |
IL51588A (en) | Blowing agent concentrate and its use in foamed mouldings of polyalkylene terephthalates | |
EP0611793A3 (en) | Composition of expandable organic polymer and production of expanded object. | |
CA2336374A1 (en) | Phenolic foam | |
ATE286078T1 (de) | Propylencopolymerschäume | |
DE3168850D1 (en) | Foamable olefin polymer compositions stabilized with certain naphthyl amine compounds, foaming process using them and foam article produced | |
ES8402328A1 (es) | Procedimiento para espumar polimeros termoplasticos. | |
EP0385092A3 (en) | Foamable engineering thermoplastic compositions | |
NO157062C (no) | Hurtigherdende, oppskumbart materiale p ethylenpolymerbasis og microcellulr, oppskummet gjenstand fremstilt derav. | |
ES8402604A1 (es) | Procedimiento para espumar polimeros termoplasticos. | |
EP0322913A3 (en) | Process for producing flexible polyurethane foam using hexa-hydro-s-triazine catalysts | |
JPS55102634A (en) | Resin and rubber foamable admixture and formed foam | |
ES472837A1 (es) | Procedimiento para la obtencion de materiales sinteticos es-pumados | |
KR880000481A (ko) | 발포제를 함유하는 스티렌 중합체 | |
ES8305391A1 (es) | Metodo de fabricacion de una espuma de poliurietano. | |
EP0149191A3 (en) | Low modulus structural foam | |
EP0373402A3 (en) | Expandable polyetherimide resins | |
EP0097224A3 (en) | Polymeric polyoxamate polymer/polyol dispersions, process for preparing them and their use in the production of polyurethane foams | |
JPS552051A (en) | Production of blackboard |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20010402 |