ZA722516B - Process for the manufacture of cellular plastics from polyamides - Google Patents

Process for the manufacture of cellular plastics from polyamides

Info

Publication number: ZA722516B
Authority: ZA; South Africa
Prior art keywords: polyamides; manufacture; cellular plastics; plastics; cellular
Prior art date: 1971-04-16

Application number

ZA722516A

Other languages

English (en)

Inventor

W Herwig

H Cherdron

L Brinkmann

E Reske

Original Assignee

Hoechst 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.)

1971-04-16

Filing date

1972-04-14

Publication date

1973-02-28

1972-04-14 Application filed by Hoechst Ag filed Critical Hoechst Ag

1973-02-28 Publication of ZA722516B publication Critical patent/ZA722516B/xx

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
- 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
- C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
- C08G69/48—Polymers modified by chemical 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
- C08J9/02—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
- 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
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers

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)
General Chemical & Material Sciences (AREA)
Polyamides (AREA)

ZA722516A 1971-04-16 1972-04-14 Process for the manufacture of cellular plastics from polyamides ZA722516B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19712118509 DE2118509A1 (de)	1971-04-16	1971-04-16	Verfahren zur Herstellung von Schäumen aus Polyamiden

Publications (1)

Publication Number	Publication Date
ZA722516B true ZA722516B (en)	1973-02-28

Family

ID=5804911

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA722516A ZA722516B (en)	1971-04-16	1972-04-14	Process for the manufacture of cellular plastics from polyamides

Country Status (10)

Country	Link
US (1)	US3770669A (fr)
AT (1)	AT314839B (fr)
BE (1)	BE782217A (fr)
CA (1)	CA987050A (fr)
DE (1)	DE2118509A1 (fr)
FR (1)	FR2133808B1 (fr)
GB (1)	GB1392113A (fr)
IT (1)	IT953314B (fr)
NL (1)	NL7204824A (fr)
ZA (1)	ZA722516B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4178419A (en) *	1978-02-27	1979-12-11	E. I. Du Pont De Nemours And Company	Process and product
US4226949A (en) *	1979-08-01	1980-10-07	E. I. Du Pont De Nemours And Company	Wholly aromatic polyamide foam
JPS58201826A (ja) *	1982-05-19	1983-11-24	Teijin Ltd	気泡含有芳香族ポリアミド成型品及びその製造法
US4801657A (en) *	1987-04-02	1989-01-31	E. I. Du Pont De Nemours And Company	Process for producing polyarylethers by forming an alkylated intermediate
US5968598A (en) *	1997-09-15	1999-10-19	E.I. Du Pont De Nemours And Company	PPD-T structural composites
FR2818790B1 (fr) *	2000-12-21	2003-03-21	Transnucleaire	Dispositif de conditionnement, pour le transport en vrac de matieres fissiles uraniferes

1971
- 1971-04-16 DE DE19712118509 patent/DE2118509A1/de active Pending
1972
- 1972-04-11 NL NL7204824A patent/NL7204824A/xx unknown
- 1972-04-14 CA CA139,683A patent/CA987050A/en not_active Expired
- 1972-04-14 ZA ZA722516A patent/ZA722516B/xx unknown
- 1972-04-14 IT IT7251/72A patent/IT953314B/it active
- 1972-04-14 US US00244282A patent/US3770669A/en not_active Expired - Lifetime
- 1972-04-14 AT AT327072A patent/AT314839B/de not_active IP Right Cessation
- 1972-04-17 GB GB1769472A patent/GB1392113A/en not_active Expired
- 1972-04-17 BE BE782217A patent/BE782217A/fr unknown
- 1972-04-17 FR FR7213388A patent/FR2133808B1/fr not_active Expired

Also Published As

Publication number	Publication date
DE2118509A1 (de)	1972-10-26
BE782217A (fr)	1972-10-17
CA987050A (en)	1976-04-06
FR2133808A1 (fr)	1972-12-01
AT314839B (de)	1974-04-25
FR2133808B1 (fr)	1976-10-29
NL7204824A (fr)	1972-10-18
GB1392113A (en)	1975-04-30
IT953314B (it)	1973-08-10
US3770669A (en)	1973-11-06

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