NO115718B - - Google Patents

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Publication number
NO115718B
NO115718B NO149485A NO14948563A NO115718B NO 115718 B NO115718 B NO 115718B NO 149485 A NO149485 A NO 149485A NO 14948563 A NO14948563 A NO 14948563A NO 115718 B NO115718 B NO 115718B
Authority
NO
Norway
Prior art keywords
elements
construction
taken out
holes
recesses
Prior art date
Application number
NO149485A
Other languages
English (en)
Norwegian (no)
Inventor
M Fuller
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of NO115718B publication Critical patent/NO115718B/no

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
    • C08J9/106—Azides
    • 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
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14—Lactams
    • C08G69/16—Preparatory processes
    • C08G69/18—Anionic polymerisation
    • C08G69/20—Anionic polymerisation characterised by the catalysts used
    • 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
    • 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
    • C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/05—Use 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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Bulkheads Adapted To Foundation Construction (AREA)
NO149485A 1963-04-04 1963-07-22 NO115718B (it)

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
NO115718B true NO115718B (it) 1968-11-18

Family

ID=23031644

Family Applications (1)

Application Number Title Priority Date Filing Date
NO149485A NO115718B (it) 1963-04-04 1963-07-22

Country Status (11)

Country Link
US (1) US3234152A (it)
AT (1) AT274388B (it)
BE (1) BE635226A (it)
CH (1) CH454458A (it)
ES (1) ES290244A1 (it)
FR (1) FR1377321A (it)
GB (1) GB1056837A (it)
LU (1) LU44108A1 (it)
NL (1) NL295605A (it)
NO (1) NO115718B (it)
SE (1) SE320807B (it)

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 (it) * 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 (it) * 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
SE320807B (it) 1970-02-16
AT274388B (de) 1969-09-10
CH454458A (de) 1968-04-15
BE635226A (it)
GB1056837A (en) 1967-02-01
NL295605A (it)
US3234152A (en) 1966-02-08
ES290244A1 (es) 1963-10-16
LU44108A1 (it) 1965-01-22
FR1377321A (fr) 1964-11-06

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