BE635226A - - Google Patents

Info

Publication number
BE635226A
BE635226A BE635226DA BE635226A BE 635226 A BE635226 A BE 635226A BE 635226D A BE635226D A BE 635226DA BE 635226 A BE635226 A BE 635226A
Authority
BE
Belgium
Application number
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.)
Publication of BE635226A publication Critical patent/BE635226A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06Working-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
    • C08J9/10Working-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
    • C08J9/106Azides
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14Lactams
    • C08G69/16Preparatory processes
    • C08G69/18Anionic polymerisation
    • C08G69/20Anionic polymerisation characterised by the catalysts used
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06Working-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
    • C08J9/10Working-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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2377/00Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • C08J2377/02Polyamides derived from omega-amino carboxylic acids or from lactams thereof
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/05Use of one or more blowing agents together

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyamides (AREA)
  • Bulkheads Adapted To Foundation Construction (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
BE635226D 1963-04-04 BE635226A (US20020128544A1-20020912-P00008.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US270524A US3234152A (en) 1963-04-04 1963-04-04 Mixed fast and slow cocatalysts for polymerizing and foaming caprolactam

Publications (1)

Publication Number Publication Date
BE635226A true BE635226A (US20020128544A1-20020912-P00008.png)

Family

ID=23031644

Family Applications (1)

Application Number Title Priority Date Filing Date
BE635226D BE635226A (US20020128544A1-20020912-P00008.png) 1963-04-04

Country Status (11)

Country Link
US (1) US3234152A (US20020128544A1-20020912-P00008.png)
AT (1) AT274388B (US20020128544A1-20020912-P00008.png)
BE (1) BE635226A (US20020128544A1-20020912-P00008.png)
CH (1) CH454458A (US20020128544A1-20020912-P00008.png)
ES (1) ES290244A1 (US20020128544A1-20020912-P00008.png)
FR (1) FR1377321A (US20020128544A1-20020912-P00008.png)
GB (1) GB1056837A (US20020128544A1-20020912-P00008.png)
LU (1) LU44108A1 (US20020128544A1-20020912-P00008.png)
NL (1) NL295605A (US20020128544A1-20020912-P00008.png)
NO (1) NO115718B (US20020128544A1-20020912-P00008.png)
SE (1) SE320807B (US20020128544A1-20020912-P00008.png)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1520593A1 (de) * 1963-02-27 1970-01-22 Polymer Corp Verfahren zur Regelung des viskosen Bereiches bei Polymerisationen von Lactamen
NL122981C (US20020128544A1-20020912-P00008.png) * 1964-02-28
GB1107217A (en) * 1964-04-17 1968-03-27 Licencia Talalmanyokat Process for polymerizing lactams
DE1570555A1 (de) * 1965-03-26 1970-01-29 Bayer Ag Verfahren zur Herstellung von Polyamidschaeumen
US3366608A (en) * 1965-04-15 1968-01-30 British Celanese Anionic polymerization of caprolactam
US3440227A (en) * 1966-03-31 1969-04-22 Budd Co Polymerization of higher lactams
NL7001021A (US20020128544A1-20020912-P00008.png) * 1970-01-24 1971-07-27
US3861404A (en) * 1970-03-23 1975-01-21 Monsanto Chemicals Tobacco smoke filter
US4028287A (en) * 1972-04-27 1977-06-07 Bridgestone Tire Company Limited Process for continuous preparation of a foam polyamide
US4496514A (en) * 1983-01-27 1985-01-29 The B. F. Goodrich Company Process using supercooled liquid lactam mixtures
US4599398A (en) * 1983-07-28 1986-07-08 Ppg Industries, Inc. A method of molding polymerizable composition comprising lactam monomer, catalyst and initiator
US4518765A (en) * 1984-03-19 1985-05-21 The Upjohn Company Anionic polymerization of lactam with azetidine-2,4-dione promoter

Also Published As

Publication number Publication date
GB1056837A (en) 1967-02-01
NL295605A (US20020128544A1-20020912-P00008.png)
FR1377321A (fr) 1964-11-06
AT274388B (de) 1969-09-10
US3234152A (en) 1966-02-08
SE320807B (US20020128544A1-20020912-P00008.png) 1970-02-16
ES290244A1 (es) 1963-10-16
NO115718B (US20020128544A1-20020912-P00008.png) 1968-11-18
CH454458A (de) 1968-04-15
LU44108A1 (US20020128544A1-20020912-P00008.png) 1965-01-22

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