R. Lehrle

发表

Natural rubber pyrolysis: Study of temperature-and thickness-dependence indicates dimer formation mechanism

M. Blazsó, T. Székely, S. Groves, 1991 .

Kinetic measurements by micropyrolysis-GLC: Thermal degradation of polymethylmethacrylate possessing lauryl-mercaptyl end groups

R. Lehrle, G. Bagby, J. Robb, 1969 .

Use of catalytic reforming to aid natural gas HCCI combustion in engines: experimental and modelling results of open-loop fuel reforming

Stanislaw E. Golunski, Hongming Xu, Miroslaw L. Wyszynski, 2005 .

Pyrolysis-gas-liquid-chromatography utilised for a kinetic study of the mechanisms of initiation and termination in the thermal degradation of polystyrene

R. Lehrle, J. Robb, Roy E. Peakman, 1982 .

Polymer degradation mechanisms: New approaches

R. Hancox, Gordon D. Lamb, P. Gardner, 1993 .

Effect of gamma irradiation on the MW distribution of polyisobutylene: use of statistical logarithmic plots to assess GPC results

R. Lehrle, C. S. Pattenden, 1998 .

27 – Pyrolysis GLC

R. Lehrle, T. Hammond, 1989 .

Ion-molecule reactions

J. Parker, R. Lehrle, 1971 .

Polymer molecular weight distribution: Results from matrix-assisted laser desorption ionization compared with those from gel-permeation chromatography

R. Lehrle, Deborah S. Sarson, 1995 .

Use of pyrolysis–g.c.–m.s. to assess the thermal degradation behaviour of polymers containing chlorineI. The limits of detection and measurement of HCl, deduced from a study of PVC pyrolysis

R. Lehrle, I. W. Parsons, N. Dadvand, 1999 .

APPLICATION OF A TIME-OF-FLIGHT MASS SPECTROMETER TO THE EXAMINATION OF ION–MOLECULE INTERACTIONS

R. Lehrle, J. Robb, J. Homer, 1963 .

An enclosed Curie point pyrolysis-GC technique for studying the oxidative or thermal degradation of polymers and volatile oligomeric oils

R. J. Williams, R. J. Williams, R. Lehrle, 1995 .

Long-term behaviour of molten polyethylene as a high-temperature stationary liquid phase for GLC suggests preferential scission at branch points

R. Lehrle, T. Hammond, 1987 .

Polymer pyrolysis mechanisms: Experimental approaches for investigating them

R. Lehrle, 1987 .

Thermolysis and Methanolysis of Poly(.beta.-hydroxybutyrate): Random Scission Assessed by Statistical Analysis of Molecular Weight Distributions

Robert J. Williams, C. French, R. Lehrle, 1995 .

Thermal Degradation of Bacterial Poly(hydroxybutyric acid): Mechanisms from the Dependence of Pyrolysis Yields on Sample Thickness

Robert J. Williams, R. Lehrle, 1994 .

Direct examination of polymer degradation by gas chromatography: I. Applications to polymer analysis and characterization

A. Barlow, R. Lehrle, J. Robb, 1961 .

Direct Examination of the Degradation of High Polymers by Gas Chromatography

R. Lehrle, J. Robb, 1959, Nature.

Thermal degradation of polymer blends: polystyrene/PMMA blend behaviour related to the copolymerization Φ-factor for this system

R. Lehrle, D. M. Bate, 1997 .

Pyrolysis-GLC applied to composition analysis, general characterisation and the detailed specification of polymers

R. Lehrle, T. Hammond, 1989 .

The thermal degradation of poly(acenaphthylene)

R. Lehrle, T. Hammond, 1987 .

An improved (“thermocouple-feedback”) pyrolysis-GLC technique and its application to study polyacrylonitrile degradation kinetics

R. Lehrle, J. Robb, J. R. Suggate, 1982 .

Polyacrylonitrile degradation kinetics studied by the micropyrolysis—g.l.c. technique

R. Lehrle, J. Robb, F. A. Bell, 1971 .

Direct examination of polymer degradation by gas chromatography II—Development of the technique for quantitative kinetic studies

A. Barlow, R. Lehrle, J. Robb, 1967 .

Polymethylmethacrylate degradation—Kinetics and mechanisms in the temperature range 340° to 460°C☆

J. C. Robb, A. Barlow, A. Barlow, 1967 .

Pyrolysis-GC and MS applied to study oligomer formation in the degradation of polystyrene and styrene copolymers

R. Hancox, Gordon D. Lamb, S. Groves, 1989 .

Analytical pyrolysis: techniques and applications

K. Voorhees, R. Lehrle, 1986 .

Energy transfer and primary product ion excitation in dissociative charge-transfer and penning ionization reactions

J. Parker, R. Lehrle, 1974 .

Ion-molecule reactions in the gas phase. Change transfer studied at translational energies up to 2000 eV

R. Lehrle, J. Robb, J. Homer, 1966 .

Degradation mechanisms of poly(methyl acrylate) — III. An assessment of the participation of secondary reactions from the dependence of pyrolysis yields on sample thickness

E. J. Place, R. Lehrle, 1997 .

Degradation mechanisms of poly(methyl acrylate)-II. The contribution of depropagation with intramolecular transfer

E. J. Place, R. Lehrle, 1997 .

Degradation mechanisms of poly(methyl acrylate)—I. An assessment of the participation of random chain scissions

E. J. Place, R. Lehrle, 1997 .

Making and Using Quantitative Measurements of Thermal Degradation

R. Lehrle, 2001 .

Optimisation of pyrolysis chamber design for filament pyrolysers

R. Lehrle, T. Hammond, A. Shortland, 1995 .

The thermal degradation mechanism of polyisobutylene. Part 1: comparison of results with statistical predictions provides a general interpretation of the mechanisms of decomposition

R. Lehrle, M. Grimbley, 1995 .

Reproducibility of filament pyrolysers. Influence of sample deposition and other factors

R. Lehrle, A. Shortland, 1993 .

Pyrolysis mechanisms of natural rubber deduced from the dependence of product yields on sample size

S. Groves, R. Lehrle, 1992 .

Pyrolysis mechanisms deduced from anomalous rate constants for product formation

R. Lehrle, D. Atkinson, S. Cook, 1992 .

Thermal degradation mechanisms of nylon 6 deduced from kinetic studies by pyrolysis-g.c.

R. Lehrle, Roy S. Lehrle, Ian W. Parsons, 2000 .

Thermal degradation of poly(methyl methacrylate) in the range 300–500°C. Changes in mechanism confirmed by trends in molecular weight with conversion

R. Lehrle, G. Bagby, J. Robb, 1968 .

Kinetics and mechanism of chloroprene cycloaddition reactions

N. Billingham, R. Lehrle, J. Ebdon, 1969 .

The polymerization of chloroprene. III. Characteristics of the initiation process in thermal polymerization

N. Billingham, R. Lehrle, J. Robb, 1967 .

A study of the purification of methyl methacrylate suggests that the “thermal” polymerisation of this monomer is initiated by adventitious peroxides

R. Lehrle, A. Shortland, 1988 .

Dissociative charge transfer reactions of acetylene Part 1. Ar+/C2H2

R. Lehrle, J. Robb, R. Mason, 1975 .

A modified time-of-flight mass spectrometer for studying ion-molecule or neutral particle-molecule interactions

R. Lehrle, J. Robb, D. Thomas, 1962 .

Charge-transfer reactions: absolute cross-sections measured by total charge collection

J. Parker, R. Lehrle, J. Robb, 1968 .

Dissociative charge-transfer reactions of acetylene part 2 Xe+/C2H2, Kr+/C2H2, and Ne+/C2H2

R. Lehrle, R. Mason, 1976 .

Modification of natural rubber: a study to assess the effect of vinyl acetate on the efficiency of grafting methyl methacrylate on rubber in latex form, in the presence of azo-bis-isobutyronitrile

R. Lehrle, S. Willis, 1997 .

Gamma radiolysis of dilute polyisobutylene solutions : influence of solvent

R. Lehrle, C. S. Pattenden, 1999 .

Rate of thermal degradation of thin polymer films. Choice of sample thickness to eliminate the effects of diffusion and temperature gradient

A. Barlow, R. Lehrle, J. Robb, 1962 .

Gamma irradiation of a polyisobutylene rubber: effects on the molecular weight and the subsequent thermal stability

R. Lehrle, C. S. Pattenden, 1998 .

A radiotracer technique for measuring solute diffusion with zero concentration gradient: Diffusion of benzoic acid through polyethylene film

R. Lehrle, C. Barson, D. Illsley, 1989 .

A critical comparison of procedures for evaluating rate constants in thermal degradation, illustrated by pyrolysis-g.c. results from four polymers

E. J. Place, R. Lehrle, D. M. Bate, 1998 .

The degradation mechanism of polyisobutylene: Part 2. Characterisation of the products and the dependence of their yields on sample thickness provides detailed mechanistic information

R. Lehrle, M. Grimbley, 1995 .

Use of pyrolysis-GC-MS to assess the thermal degradation behaviour of polymers containing chlorine II. Thermal stability characteristics of Neoprene/chlorobutyl rubber composites, before and after artificial ageing

R. Lehrle, A. R. Skinner, I. W. Parsons, 2000 .

Pyrolysis–GC–MS used to study the thermal degradation of polymers containing chlorine III. Kinetics and mechanisms of polychloroprene pyrolysis. Selected ion current plots used to evaluate rate constants for the evolution of HCl and other degradation products ☆

R. Lehrle, A. R. Skinner, I. W. Parsons, 2000 .

Mass spectrometric methods for assessing the thermal stability of liquid polymers and oils: study of some liquid polyisobutylenes used in the production of crankcase oil additives

Yirong Liu, R. Lehrle, I. W. Parsons, 2002 .

Quantitative modelling predicts the MWs, structures, and yields of 55 volatile products from the pyrolysis of polyisobutylene

R. Lehrle, C. S. Pattenden, 1999 .

Particle size and the rate of emulsion polymerization: A comparison of results obtained by electron microscopy and light scattering

G. M. Burnett, D. W. Ovenall, R. Lehrle, 1958 .

Quantitative injections or calibrations in gas chromatography: Anomaly associated with syringe type

R. Lehrle, C. Gray, Christopher R. French, 1997 .

A thermistor ebulliometer for high molecular weight measurements

R. Lehrle, T. G. Majury, 1958 .

A three‐thermistor ebulliometer

R. Lehrle, T. Daniels, 1967 .

Sigmoid curvature in ebulliometry—I: The occurrence of sigmoid curvature and the experimental assessment of its causes

R. Lehrle, T. Daniels, 1970 .

Single-point calibration in ebulliometry: Effects of non ideality and zero-error

R. Lehrle, Jeffrey C. Foster, 1965 .

Intramolecular hydrogen transfer in thermal degradation: comments on the size distribution of the backbite rings

R. Lehrle, C. S. Pattenden, 1999 .

Degradation and selective desorption of polymer can cause uncertainty in MALDI (matrix-assisted laser desorption ionisation) measurements

R. Lehrle, Deborah S. Sarson, 1996 .

Improving the adhesion between rubber and nylon by either epoxidation of the rubber or chemical pre-treatment of the nylon

R. Lehrle, A. N. Bibi, David A. Boscott, 1988 .

Rubber-to-brass adhesion performance improved by epoxidation of the rubber

R. Lehrle, David A. Boscott, 1990 .

Polymerization of dec-1-ene—I. Basic free radical mechanisms from kinetic studies☆

R. Lehrle, D. Illsley, A. Shortland, 1991 .

Thermal degradation mechanism and rate constants of the thermal degradation of poly(epichlorohydrin-co-ethylene oxide), deduced from pyrolysis-GC-MS studies

M. Paoli, M. A. Soto-Oviedo, R. Lehrle, 2003 .

A model polymer-bound antioxidant system for lubricants

R. Lehrle, D. Atkinson, 1992 .

Forensics, fakes, and failures: Pyrolysis is one part in the overall armoury

R. Lehrle, Roy S. Lehrle, 1997 .

Polymer degradation modified by blending with polymers chosen on the basis of their Φ-factors

P. Gardner, R. Lehrle, David Turner, 1993 .

On-Line Mass Spectrometric Characterization of Hydrocarbons in Engine Exhaust Gases

M. Wyszyński, R. Lehrle, H. West, 1995 .

A new method for using pyrolysis-g.c.-m.s. to study the oxidative degradation of polymers or oils

R. Lehrle, D. M. Bate, 1999 .

A new approach for measuring the rate of pyrolysis of cross-linked polymers : Evaluation of degradation rate constants for cross-linked PMMA

R. Lehrle, D. M. Bate, 1998 .

Facilitation of HCCI combustion of biogas at moderate compression ratios by application of fuel reforming and inlet air heating

A. Megaritis, Stanislaw E. Golunski, Hongming Xu, 2004 .

The quantitative measurement of the thermal stabilities of low-MW oils

R. Lehrle, C. S. Pattenden, 1999 .

The first sample of synthetic rubber made by William Tilden in 1892-modern work reveals a mystery

E. J. Place, R. Lehrle, D. M. Bate, 1997 .

Mass spectrometry detection versus flame ionisation detection in pyrolysis–gas chromatography: spurious pyrolysis peaks and possible errors in estimating relative product yields

R. Lehrle, I. W. Parsons, N. Dadvand, 1999 .

Analytical gel permeation chromatography used for preparative fractionation of polymers for degradation studies

R. Lehrle, G. Bagby, J. Robb, 1968 .