IT948271B - Agenti porofori ed oggetti di plastica ottenuti con essi - Google Patents

Agenti porofori ed oggetti di plastica ottenuti con essi

Info

Publication number
IT948271B
IT948271B IT47846/72A IT4784672A IT948271B IT 948271 B IT948271 B IT 948271B IT 47846/72 A IT47846/72 A IT 47846/72A IT 4784672 A IT4784672 A IT 4784672A IT 948271 B IT948271 B IT 948271B
Authority
IT
Italy
Prior art keywords
porophorus
agents
objects obtained
plastic objects
plastic
Prior art date
Application number
IT47846/72A
Other languages
English (en)
Original Assignee
Bayer 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.)
Filing date
Publication date
Application filed by Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT948271B publication Critical patent/IT948271B/it

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
    • C08J9/108—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 in a heterocyclic ring containing at least one carbon atom

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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
IT47846/72A 1971-01-23 1972-01-21 Agenti porofori ed oggetti di plastica ottenuti con essi IT948271B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712103198 DE2103198A1 (de) 1971-01-23 1971-01-23 Treibmittel

Publications (1)

Publication Number Publication Date
IT948271B true IT948271B (it) 1973-05-30

Family

ID=5796743

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47846/72A IT948271B (it) 1971-01-23 1972-01-21 Agenti porofori ed oggetti di plastica ottenuti con essi

Country Status (8)

Country Link
US (1) US3779954A (it)
BE (1) BE778344A (it)
CA (1) CA991800A (it)
DE (1) DE2103198A1 (it)
FR (1) FR2123023A5 (it)
GB (1) GB1369544A (it)
IT (1) IT948271B (it)
NL (1) NL7200806A (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3870662A (en) * 1973-03-29 1975-03-11 Robert D Lundberg Novel foamed multiphase thermoplastic copolymer compositions
US4097425A (en) * 1975-08-28 1978-06-27 General Electric Company Thermoplastic formable blends, a foaming method and products made thereby
US4174432A (en) * 1976-03-22 1979-11-13 General Electric Company Flame retardant rigid thermoplastic foams
US4343912A (en) * 1978-07-03 1982-08-10 Mobay Chemical Corporation Novel method for reducing the processing temperature of thermoplastic polymers and novel blowing agent concentrates produced thereby
DE2963152D1 (en) * 1978-07-03 1982-08-12 Mobay Chemical Corp Process for preparing a blowing agent concentrate
US4434263A (en) 1982-07-20 1984-02-28 Phillips Petroleum Company Hydrolytic stability improving additive
US4500653A (en) * 1983-09-14 1985-02-19 Mobay Chemical Corporation Blowing agents for thermoplastic compositions
DE3405418A1 (de) * 1984-02-15 1985-08-22 Bayer Ag, 5090 Leverkusen Verfahren zum verschaeumen von thermoplastischen aromatischen polycarbonaten
US4680316A (en) * 1985-10-15 1987-07-14 United Technologies Automotive, Inc. Hot applied, expandable sealer
US4693772A (en) * 1985-10-15 1987-09-15 United Technologies Automotive, Inc. Hot applied, expandable sealer
DE3602014A1 (de) * 1986-01-24 1987-07-30 Bayer Ag Verfahren zum verschaeumen von ester- und/oder carbonatgruppen enthaltenden thermoplastischen kunststoffen

Also Published As

Publication number Publication date
BE778344A (fr) 1972-07-24
DE2103198A1 (de) 1972-07-27
GB1369544A (en) 1974-10-09
NL7200806A (it) 1972-07-25
US3779954A (en) 1973-12-18
FR2123023A5 (it) 1972-09-01
CA991800A (en) 1976-06-22

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