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Contents of volume 4
Polymer Degradation and Stability 4 (1982) 493496
CONTENTS OF VOLUME 4 Number 1, January 1982 Mechanisms of Antioxidant Action: Bchaviour of a Hindered Piperidine and Related Oxidation Products during Processing and Photo-oxidation of Polypropylene R. BAGHER1,K. BI CH~,KR,~BORTY and G. SC'OTT'(Great Britain)" Photo-oxidation of Thick Polymer Samples--Part II: The Influence of Oxygen Diffusion on the Natural and Artificial Weathering of Polyolefins . A. V. CUNLIFFE and A. DAVIS (Great Britain)
17
Thermal Degradation of Polymer Fire Retardant Mixtures--Part ll: Mechanism of Interaction in Polypropylene-Chlorinated Paraffin Mixtures G. CAMINO, L. COSTA and L. TROSSARELLI (Italy)
39
The Photo-oxidation of Polyolefins Containing a Hindered Piperidine Compound. P. VINK and J. D. M. WISSE (The Netherlands)
51
Some Important Factors which Influence the Photo-oxidation of Polypropylene NORMAN S. ALLEN, KENNETH O. FATIN1KUN and TERENCI~ J. HENMAN (Great Britain)
59
Photo-oxidation of Polymers--Part V: A New Chain Scission Mechanism in Polyolefins G. GEUSKENS and M. S. K,~BAI~IBA iBelgium) "
69
Book Reviews
Use of Polymers in Chemical Plant Construction. By L. T. Butt and D. C. Wright. Applied Science Publishers, London, 1980 (Reviewed by G. E. Reynolds) Developments in Polymer Stabilisation 4. Edited by G. Scott. Applied Science Publishers, London, 1981 (Reviewed by I. C. McNeill) Developments in Polymer Degradation--3. Edited by N. Grassie. Applied Science Publishers, London, 1981 (Reviewed by I. C. McNeill) Announcements
77 78 79 81
Number 2, March 1982 An MNDO SCF MO Investigation of the Electronic Structures and Conformational Preferences of Model Polycarbonate Systems D. T. CLARK and H. S. MUNRO (Great Britain) "
83
Photo-oxidation of Polypropylene: Relationship Between Unsaturation and Induction Period NORMAN S. ALLEN, KENNETH O." FA'I:INII~UN '(Great Britain)i JEAN-LUC GARDETTE and JACQUES LEMAIRE (France)
95
Study of the Interaction of Polymeric Polyenes and Gaseous Hydrogen Halides 101 S. P. FAIRGRIEVE and J. R. MAcCALLUM (Great Britain) 493 Polymer Degradation and Stability (4) (1982) ~ Applied Science Publishers Ltd, England, 1982 Printed in Great Britain
494
CONTENTS OF VOLUME 4
Photo-oxidation of Polymers: Part VI--Inttuence of Thermal Oxidation on the Photo-oxidative Stability of a Styrene-Acrylonitrile Copolymer G. GEUSKENS and P. BASTIN (Belgium)
111
Thermal Degradation of Bromine-containing Polymers: Part 5--An Equimolar Copolymer of 2-Bromoethyl Methacrylate and Styrene . N. GRASSIE, A. JOHNSTON and A. SCOTNEY iGreat Briiain) "
123
Thermal Degradation of Polymer-Fire Retardant Mixtures: Part Ill--Degradation Products of Polypropylene-Chlorinated Paraffin Mixtures G. CAMINO, L. COSTA and L. TROSSARELLI (Italy)"
133
An Ultra-violet Radiation Monitor for Artificial Weathering Devices A. DAVIS and D. GAP, DINER (Great Britain)
145
Book
Review
Cationic Polymerisation--lnitiation Processes with Alkenyl Monomers. By A. Gandini and H. Cheradame. Springer-Verlag, Berlin, 1980 (Reviewed by P. H. Plesch)
159
Number 3, May 1982
Photo-Stabilising Action of a Polymeric Hindered Piperdine Compound in Polypropylene Film: Influence of Processing . NORMAN S. ALLEN and ALAN PARKINSON (Greai Britain)
161
Thermal Degradation of Polymer-Fire Retardant Mixtures: Part IV--Mechanism of Fire Retardancy in Polypropylene-Chlorinated Paraffin Mixtures G. CAMINO and L. COSTA (Italy)
167
Thermal Degradation of Bromine-containing Polymers: Part 6--An Equimolar Copolymer of 2-Bromoethyl Methacrylate and Acrylonitrile . N. GRASSIE, A. JOHNSTON and A. SCOTNEY (Great Briiain)
173
An ESCA Study of the Surface Chemistry of Cellulose Nitrates and Double Based Propellants, with Particular Reference to their Degradation in Ultra-violet Light "D. T~ C L ~ K and /~. J. STEP'HEN'SON'(Great Britain)'
185
Thermal Degradation of Poly(Diethyleneglycol-bis-Allyl Carbonate) G. FRIEDMANN and M. BRINI (France)
195
Free Radical-induced Oxidative Degradation of Polyacrylamide in Aqueous Solution ULRICH" GR()LLMAN'N and ~/OLi~RAM SCHNABEI~ (F~lera] Republic of Germany)
203
Polyvinylchloride Stabilisation with Organotin Compounds: Part Ill--Effect of Lewis Acidity and Co-ordination of Organotin Chlorides upon their Catalytic Activity Towards Dchydrochlorination . TRAN VA.N HOANG, ALAIN MICHEL and ALAIN GUY()T (l~rance) Photo-Stabifising Action of Metal Chelates in Polypropylene: Part I--Excited State Quenching Versus UV Antioxidant Action under Polychromatic Irradiation NORMAN S. ALLEN, ALFONSO CHIRINOS-PADRON and JOHN H. APPLEYARD (Great Britain)
213
223
CONTENTS OF VOLUME 4
495
Number 4, July 1982 Ultraviolet Derivative Absorption Spectra of Nylon 6,6: Effect of Photolysis Versus Photo-Induced Oxidauon . NORMAN S. ALLEN and AllAN i~ARI(INS'ON (Greai Britain) The R61e of Chain Ends in the Thermal Degradation of Anionic Polystyrene L. COSTA, G. CAMINO (Italy), A. GUYOT, M. BERT and A[ CHIOTIS (France)
239 245
Effect of Hindered Piperidine Compounds on the Thermal Reduction of pBenzoquinone in Polypropylene and Its Effect on Photo-Oxidation NORMAN S. ALLEN (Great Britain), JEAN-LUC GARD'ETTI~ anti JACQUES LEMAIRE (France)
261
Mechanisms of Antioxidant Action: Technological Effectiveness of Sulphur Based Bound Antioxidants in NR and SBR . G. SCOTT and S. M. TAVAKOLI (Great Briiain) "
267
Mechanisms of Antioxidant Action: Activity of Sulphur-Linked Bound Antioxidants in Natural Rubber . G. SCOTT and S. M. TAVAKOLI iGreat Briiain) '
279
Effects of N-Methyl Substitution on the Thermal Stability of Polyurethanes and Polyureas S. FOTI, 'P. M~MRA~ClGI'~Aand G.'MONTAUDO'(Italy)
287
Thermal Degradation of Poly(2,6-Dimethoxycarbonyl-l,6-Heptadiene) . G. CAMINO, L. COSTA and M. GUAITA (Italy)
293
Thermal and Photochemical Behaviour of PVC Stabilised by a Mixture of Dibutyl Tin Thioglycollate and Dibutyl Tin Maleate V. BELLENGER, J. VERDU, L. B. CARETTE (France), Z. VYMALA[ LOVA and Z. VYMAZAL (Czechoslovakia) p-Benzoquinone-Tin Polycondensates as Stabilisers for Polybutadiene Rubber Against Photo-Degradation AHMADY A. YASSIN and MAGDY W'. SABAA iEgypt)
303
313
Number 5, September 1982 Thermal and Photo-decomposition of 1,4-Disubstituted Alkylaminoanthraquinone Dyes in Polymers and Solution: A Chromatographic and Spectroscopic 319 Study
"NORMAN S. ALLEN and BRYAN HARWO'OD (Greai Britain)
Mechanisms of Antioxidant Action: Sulphur Compounds as Inhibitors of Mechanochemical Degradation of Rubber M. S. S. COKER, G. SCOTT and H. A.'A. sWEIS" (Great Britain)"
333
Mechanisms of Antioxidant Action: Formation of Antioxidant Adducts with Rubbers Through Sulphur by a Mechanocbemical Procedure G. SCOTT and S. M. TAVAKOLI (Great Britain)
343
Why Does the Degree of Cracking of Rubber Decrease with Increasing Strain? (An Extended Note to the Paper by A. A. Katbab and G. Scott) . M. RAAB and J. POSPISIL (Czechoslovakia)
353
496
CONTENTS OF VOLUME 4
A l t9mSn M6ssbauer Study of the Photochemical Degradation of Organotin Stabilised PVC JOHN S. BROOKSI RICHARD WI CL,ARKSON, DAVID W. ALLENI MALCOLM T. J. MELLOR and ALFRED G. WILLIAMSON (Great Britain) Poly(vinyl Chloride) Stabilisation with Organotin Compounds: Catalysis of the Reverse Reaction: Addition of HC1 to Double Bonds T. VAN HOANG, A. MICHEL and A. GUYOT (France)
359
Part IV
Thermal Degradation of Aramids: Part l--Pyrolysis/Gas Chromatography/Mass Spectrometry of Poly(l,3-phenylene lsophthalamide) and Poly(l,4-phenylene Terephthalamide) . JAMES R. BR()WI~ and'ALA'N J. 'POWER (Australia) '
365
379
Book Review
ManuJacture and Processing of PVC. Edited by R. H. Burgess. Applied Science Publishers, London, 1981 (Reviewed by D. W. Davies) Announcements
393 395
Number 6, November 1982 Mechanisms of Antioxidant Action: Stabilisation of Nitrile Rubber by Interpenetrating Networks Based on Thiol Adducts OLADIPUPO AJIBOYE and GERALD'SCO;rT (GreatBritain)
397
Mechanisms of Antioxidant Action: The Synthesis of Bound Antioxidant Concentrates in Nitrile Rubber OLADIPUPO AJIB'OYE and GERALD'SCO~rT (Great'Britain)--
415
Poly(vinyl Chloride) Stabilisation with Organo-tin Compounds: Part V--Model Studies of Epoxy-Tin Synergism . . T. VAN HOANG, A. MICHEL an~l A. GUY()T (l~rance)
427
Surface Aspects of the Photodegradation of Bisphenol A Polycarbonate in Oxygen and Nitrogen Atmospheres as Revealed by ESCA . . . D. T. CLARK and H. S. MUNRO (Great Britain)
441
Thermal Degradation of Copolymers of Methyl Methacrylate and 2,6-Dimethoxycarbonyl-l,6-Heptadiene . G. CAMINO, L. COSTA', G. DEV~,LLI~ and'M. GUAITA (italy)
459
Thermal Degradation of Some Fluorine-containing Elastomers G. J. KNIGHT and W. W. WRIGHT (Great Britain)
465
Thermal Degradation of Aramids--Part II: Pyrolysis/Gas Chromatography/Mass Spectrometry of Some Model Compounds of Poly(1,3-phenylene Isophthalamide) and Poly(1,4-phenylene Terephthalamide) JAMES R. BROWN and ALAN J. 'POWER (Australia) "
479
Book Reviews
Developments in Polymer Photochemistry--3. Edited by N. S. Allen. Applied Science Publishers, London, 1980 . . . (Reviewed by J. R. MacCallum) Worm Index of Polyolefine Stabilizers. By T. J. Henman. Kogan Page, London, 1982 (Review~ by N. Grassie)"
491 492
CONTENTS OF VOLUME 4 Number 1, January 1982 Mechanisms of Antioxidant Action: Bchaviour of a Hindered Piperidine and Related Oxidation Products during Processing and Photo-oxidation of Polypropylene R. BAGHER1,K. BI CH~,KR,~BORTY and G. SC'OTT'(Great Britain)" Photo-oxidation of Thick Polymer Samples--Part II: The Influence of Oxygen Diffusion on the Natural and Artificial Weathering of Polyolefins . A. V. CUNLIFFE and A. DAVIS (Great Britain)
17
Thermal Degradation of Polymer Fire Retardant Mixtures--Part ll: Mechanism of Interaction in Polypropylene-Chlorinated Paraffin Mixtures G. CAMINO, L. COSTA and L. TROSSARELLI (Italy)
39
The Photo-oxidation of Polyolefins Containing a Hindered Piperidine Compound. P. VINK and J. D. M. WISSE (The Netherlands)
51
Some Important Factors which Influence the Photo-oxidation of Polypropylene NORMAN S. ALLEN, KENNETH O. FATIN1KUN and TERENCI~ J. HENMAN (Great Britain)
59
Photo-oxidation of Polymers--Part V: A New Chain Scission Mechanism in Polyolefins G. GEUSKENS and M. S. K,~BAI~IBA iBelgium) "
69
Book Reviews
Use of Polymers in Chemical Plant Construction. By L. T. Butt and D. C. Wright. Applied Science Publishers, London, 1980 (Reviewed by G. E. Reynolds) Developments in Polymer Stabilisation 4. Edited by G. Scott. Applied Science Publishers, London, 1981 (Reviewed by I. C. McNeill) Developments in Polymer Degradation--3. Edited by N. Grassie. Applied Science Publishers, London, 1981 (Reviewed by I. C. McNeill) Announcements
77 78 79 81
Number 2, March 1982 An MNDO SCF MO Investigation of the Electronic Structures and Conformational Preferences of Model Polycarbonate Systems D. T. CLARK and H. S. MUNRO (Great Britain) "
83
Photo-oxidation of Polypropylene: Relationship Between Unsaturation and Induction Period NORMAN S. ALLEN, KENNETH O." FA'I:INII~UN '(Great Britain)i JEAN-LUC GARDETTE and JACQUES LEMAIRE (France)
95
Study of the Interaction of Polymeric Polyenes and Gaseous Hydrogen Halides 101 S. P. FAIRGRIEVE and J. R. MAcCALLUM (Great Britain) 493 Polymer Degradation and Stability (4) (1982) ~ Applied Science Publishers Ltd, England, 1982 Printed in Great Britain
494
CONTENTS OF VOLUME 4
Photo-oxidation of Polymers: Part VI--Inttuence of Thermal Oxidation on the Photo-oxidative Stability of a Styrene-Acrylonitrile Copolymer G. GEUSKENS and P. BASTIN (Belgium)
111
Thermal Degradation of Bromine-containing Polymers: Part 5--An Equimolar Copolymer of 2-Bromoethyl Methacrylate and Styrene . N. GRASSIE, A. JOHNSTON and A. SCOTNEY iGreat Briiain) "
123
Thermal Degradation of Polymer-Fire Retardant Mixtures: Part Ill--Degradation Products of Polypropylene-Chlorinated Paraffin Mixtures G. CAMINO, L. COSTA and L. TROSSARELLI (Italy)"
133
An Ultra-violet Radiation Monitor for Artificial Weathering Devices A. DAVIS and D. GAP, DINER (Great Britain)
145
Book
Review
Cationic Polymerisation--lnitiation Processes with Alkenyl Monomers. By A. Gandini and H. Cheradame. Springer-Verlag, Berlin, 1980 (Reviewed by P. H. Plesch)
159
Number 3, May 1982
Photo-Stabilising Action of a Polymeric Hindered Piperdine Compound in Polypropylene Film: Influence of Processing . NORMAN S. ALLEN and ALAN PARKINSON (Greai Britain)
161
Thermal Degradation of Polymer-Fire Retardant Mixtures: Part IV--Mechanism of Fire Retardancy in Polypropylene-Chlorinated Paraffin Mixtures G. CAMINO and L. COSTA (Italy)
167
Thermal Degradation of Bromine-containing Polymers: Part 6--An Equimolar Copolymer of 2-Bromoethyl Methacrylate and Acrylonitrile . N. GRASSIE, A. JOHNSTON and A. SCOTNEY (Great Briiain)
173
An ESCA Study of the Surface Chemistry of Cellulose Nitrates and Double Based Propellants, with Particular Reference to their Degradation in Ultra-violet Light "D. T~ C L ~ K and /~. J. STEP'HEN'SON'(Great Britain)'
185
Thermal Degradation of Poly(Diethyleneglycol-bis-Allyl Carbonate) G. FRIEDMANN and M. BRINI (France)
195
Free Radical-induced Oxidative Degradation of Polyacrylamide in Aqueous Solution ULRICH" GR()LLMAN'N and ~/OLi~RAM SCHNABEI~ (F~lera] Republic of Germany)
203
Polyvinylchloride Stabilisation with Organotin Compounds: Part Ill--Effect of Lewis Acidity and Co-ordination of Organotin Chlorides upon their Catalytic Activity Towards Dchydrochlorination . TRAN VA.N HOANG, ALAIN MICHEL and ALAIN GUY()T (l~rance) Photo-Stabifising Action of Metal Chelates in Polypropylene: Part I--Excited State Quenching Versus UV Antioxidant Action under Polychromatic Irradiation NORMAN S. ALLEN, ALFONSO CHIRINOS-PADRON and JOHN H. APPLEYARD (Great Britain)
213
223
CONTENTS OF VOLUME 4
495
Number 4, July 1982 Ultraviolet Derivative Absorption Spectra of Nylon 6,6: Effect of Photolysis Versus Photo-Induced Oxidauon . NORMAN S. ALLEN and AllAN i~ARI(INS'ON (Greai Britain) The R61e of Chain Ends in the Thermal Degradation of Anionic Polystyrene L. COSTA, G. CAMINO (Italy), A. GUYOT, M. BERT and A[ CHIOTIS (France)
239 245
Effect of Hindered Piperidine Compounds on the Thermal Reduction of pBenzoquinone in Polypropylene and Its Effect on Photo-Oxidation NORMAN S. ALLEN (Great Britain), JEAN-LUC GARD'ETTI~ anti JACQUES LEMAIRE (France)
261
Mechanisms of Antioxidant Action: Technological Effectiveness of Sulphur Based Bound Antioxidants in NR and SBR . G. SCOTT and S. M. TAVAKOLI (Great Briiain) "
267
Mechanisms of Antioxidant Action: Activity of Sulphur-Linked Bound Antioxidants in Natural Rubber . G. SCOTT and S. M. TAVAKOLI iGreat Briiain) '
279
Effects of N-Methyl Substitution on the Thermal Stability of Polyurethanes and Polyureas S. FOTI, 'P. M~MRA~ClGI'~Aand G.'MONTAUDO'(Italy)
287
Thermal Degradation of Poly(2,6-Dimethoxycarbonyl-l,6-Heptadiene) . G. CAMINO, L. COSTA and M. GUAITA (Italy)
293
Thermal and Photochemical Behaviour of PVC Stabilised by a Mixture of Dibutyl Tin Thioglycollate and Dibutyl Tin Maleate V. BELLENGER, J. VERDU, L. B. CARETTE (France), Z. VYMALA[ LOVA and Z. VYMAZAL (Czechoslovakia) p-Benzoquinone-Tin Polycondensates as Stabilisers for Polybutadiene Rubber Against Photo-Degradation AHMADY A. YASSIN and MAGDY W'. SABAA iEgypt)
303
313
Number 5, September 1982 Thermal and Photo-decomposition of 1,4-Disubstituted Alkylaminoanthraquinone Dyes in Polymers and Solution: A Chromatographic and Spectroscopic 319 Study
"NORMAN S. ALLEN and BRYAN HARWO'OD (Greai Britain)
Mechanisms of Antioxidant Action: Sulphur Compounds as Inhibitors of Mechanochemical Degradation of Rubber M. S. S. COKER, G. SCOTT and H. A.'A. sWEIS" (Great Britain)"
333
Mechanisms of Antioxidant Action: Formation of Antioxidant Adducts with Rubbers Through Sulphur by a Mechanocbemical Procedure G. SCOTT and S. M. TAVAKOLI (Great Britain)
343
Why Does the Degree of Cracking of Rubber Decrease with Increasing Strain? (An Extended Note to the Paper by A. A. Katbab and G. Scott) . M. RAAB and J. POSPISIL (Czechoslovakia)
353
496
CONTENTS OF VOLUME 4
A l t9mSn M6ssbauer Study of the Photochemical Degradation of Organotin Stabilised PVC JOHN S. BROOKSI RICHARD WI CL,ARKSON, DAVID W. ALLENI MALCOLM T. J. MELLOR and ALFRED G. WILLIAMSON (Great Britain) Poly(vinyl Chloride) Stabilisation with Organotin Compounds: Catalysis of the Reverse Reaction: Addition of HC1 to Double Bonds T. VAN HOANG, A. MICHEL and A. GUYOT (France)
359
Part IV
Thermal Degradation of Aramids: Part l--Pyrolysis/Gas Chromatography/Mass Spectrometry of Poly(l,3-phenylene lsophthalamide) and Poly(l,4-phenylene Terephthalamide) . JAMES R. BR()WI~ and'ALA'N J. 'POWER (Australia) '
365
379
Book Review
ManuJacture and Processing of PVC. Edited by R. H. Burgess. Applied Science Publishers, London, 1981 (Reviewed by D. W. Davies) Announcements
393 395
Number 6, November 1982 Mechanisms of Antioxidant Action: Stabilisation of Nitrile Rubber by Interpenetrating Networks Based on Thiol Adducts OLADIPUPO AJIBOYE and GERALD'SCO;rT (GreatBritain)
397
Mechanisms of Antioxidant Action: The Synthesis of Bound Antioxidant Concentrates in Nitrile Rubber OLADIPUPO AJIB'OYE and GERALD'SCO~rT (Great'Britain)--
415
Poly(vinyl Chloride) Stabilisation with Organo-tin Compounds: Part V--Model Studies of Epoxy-Tin Synergism . . T. VAN HOANG, A. MICHEL an~l A. GUY()T (l~rance)
427
Surface Aspects of the Photodegradation of Bisphenol A Polycarbonate in Oxygen and Nitrogen Atmospheres as Revealed by ESCA . . . D. T. CLARK and H. S. MUNRO (Great Britain)
441
Thermal Degradation of Copolymers of Methyl Methacrylate and 2,6-Dimethoxycarbonyl-l,6-Heptadiene . G. CAMINO, L. COSTA', G. DEV~,LLI~ and'M. GUAITA (italy)
459
Thermal Degradation of Some Fluorine-containing Elastomers G. J. KNIGHT and W. W. WRIGHT (Great Britain)
465
Thermal Degradation of Aramids--Part II: Pyrolysis/Gas Chromatography/Mass Spectrometry of Some Model Compounds of Poly(1,3-phenylene Isophthalamide) and Poly(1,4-phenylene Terephthalamide) JAMES R. BROWN and ALAN J. 'POWER (Australia) "
479
Book Reviews
Developments in Polymer Photochemistry--3. Edited by N. S. Allen. Applied Science Publishers, London, 1980 . . . (Reviewed by J. R. MacCallum) Worm Index of Polyolefine Stabilizers. By T. J. Henman. Kogan Page, London, 1982 (Review~ by N. Grassie)"
491 492