Goldfarb et al., 1978 - Google Patents

Thermal degradation of polybis (p‐isopropylphenoxy)‐phosphazene

Goldfarb et al., 1978

Document ID
8489187647010722767
Author
Goldfarb L
Hann N
Dieck R
Messersmith D
Publication year
Publication venue
Journal of Polymer Science: Polymer Chemistry Edition

External Links

Snippet

Polybis (p‐isopropylphenoxy) phosphazene was treated thermally at 100, 135, 200, and 300° C. The resulting reductions in weight‐average molecular weights were monitored by gel‐permeation chromatography, and the experimental observations led to the adoption of a …
Continue reading at onlinelibrary.wiley.com (other versions)

Classifications

    • 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
    • C08G79/00—Macromolecular compounds obtained by reactions forming a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon with or without the latter elements in the main chain of the macromolecule
    • C08G79/02—Macromolecular compounds obtained by reactions forming a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon with or without the latter elements in the main chain of the macromolecule a linkage containing phosphorus
    • C08G79/025—Polyphosphazenes
    • 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
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • 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
    • C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
    • C08G64/20—General preparatory processes
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • C08G77/32—Post-polymerisation treatment
    • C08G77/36—Fractionation
    • 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
    • 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
    • C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L85/00—Compositions of macromolecular compounds obtained by reactions forming a linkage in the main chain of the macromolecule containing atoms other than silicon, sulfur, nitrogen, oxygen and carbon; Compositions of derivatives of such polymers
    • C08L85/02—Compositions of macromolecular compounds obtained by reactions forming a linkage in the main chain of the macromolecule containing atoms other than silicon, sulfur, nitrogen, oxygen and carbon; Compositions of derivatives of such polymers containing phosphorus
    • 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
    • C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances

Similar Documents

Publication Publication Date Title
Allcock et al. Phosphonitrilic compounds. VI. High molecular weight poly (alkoxy-and aryloxyphosphazenes)
Singler et al. Polyphosphazenes: Synthesis—properties—applications
Allcock et al. The thermal breakdown of poly (diphenoxyphosphazene)
Dodson et al. Degradation of polymer mixtures. VI. Blends of poly (vinyl chloride) with polystyrene
Goldfarb et al. Thermal degradation of polybis (p‐isopropylphenoxy)‐phosphazene
Allcock et al. Thermolysis of Poly [bis (trifluoroethoxy) phosphazene]
Allcock et al. Polymerization and copolymerization of phenylhalogenocyclotriphosphazenes
O'Brien et al. Photolysis of Poly (alkoxy-and aryloxyphosphazenes),[NP (OR) 2] n
Allcock et al. A new route for poly (organophosphazene) synthesis. Polymerization, copolymerization, and ring-ring equilibration of trifluoroethoxy-and chloro-substituted cyclotriphosphazenes1, 2
Allan et al. The thermal degradation behaviour of a series of siloxane copolymers-a study by thermal volatilisation analysis
Hagnauer Polydichlorophosphazene polymerization studies
Dvornic et al. Exactly alternating silarylene‐siloxane polymers. III. Structure‐property relationships for polymers containing p‐phenylene and p, p′‐diphenyl ether silarylene units
Allcock et al. Synthesis of Open-Chain Poly (difluorophosphazene) and Its Reactions with Alkoxides, Aryloxides, and Amines
Dieck et al. Synthesis and characterization of polyaryloxyphosphazene copolymers
Hagnauer et al. Poly [bis (m‐chlorophenoxy) phosphazene]. Macromolecular characterization and degradation studies
US4218556A (en) Polyphosphazene copolymers containing tetraalkyl orthosilicate substituents and a process therefore
Zeldin et al. Kinetics of Thermal Degradation of Poly [bis (2, 2, 2-trifluoroethoxy) phosphazene]
Valaitis et al. Thermal stability of phosphonitrilic fluoroelastomers
US5965627A (en) Blends of polyurethane and polyphosphazene and their use as flame-retardant foamed compositions
EP0013695B1 (en) Polyphosphazene polymers containing cyclic ketal substituents and process for producing them
Gupta et al. Thermal degradation of polystyrene. I. Chain scission at low temperature in air
IE903627A1 (en) Process for the molecular weight regulation of¹poly(dichlorophosphazenes)
Denq et al. Thermal degradation behavior of polystyrene blended with propyl ester phosphazene
US4182835A (en) Polyphosphazene copolymers containing nitroalkyl substituents
EP0009641B1 (en) Polyphosphazene polymers containing ortho-difunctional phenylene substituents and method for preparing same