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BS EN ISO 4049:2019 - TC Tracked Changes. Dentistry. Polymer-based restorative materials, 2020
- 30366616_new.pdf [Go to Page]
- National foreword
- European foreword
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Classification [Go to Page]
- 4.1 Type
- 4.2 Class
- 5 Requirements [Go to Page]
- 5.1 Biocompatibility
- 5.2 Physical and chemical properties [Go to Page]
- 5.2.1 General
- 5.2.2 Film thickness, luting materials
- 5.2.3 Working time, Class 1 and Class 3 restorative materials, excluding luting materials
- 5.2.4 Working time, Class 1 and Class 3 luting materials
- 5.2.5 Setting time, Class 1 materials
- 5.2.6 Setting time, Class 3 materials
- 5.2.7 Sensitivity to light, Class 2 materials
- 5.2.8 Depth of cure, Class 2 materials excluding luting materials
- 5.2.9 Flexural strength
- 5.2.10 Water sorption and solubility
- 5.3 Shade of restorative materials
- 5.4 Colour stability after irradiation and water sorption
- 5.5 Radio-opacity
- 6 Sampling
- 7 Test methods [Go to Page]
- 7.1 General reagent — Water
- 7.2 Test conditions
- 7.3 Inspection
- 7.4 Preparation of test specimens
- 7.5 Measurement of film thickness of luting materials [Go to Page]
- 7.5.1 Apparatus
- 7.5.2 Test procedure
- 7.5.3 Treatment of results
- 7.6 Working time, Class 1 and Class 3 restorative materials, excluding luting materials [Go to Page]
- 7.6.1 Apparatus
- 7.6.2 Procedure
- 7.6.3 Treatment of results
- 7.7 Working time, Class 1 and Class 3 luting materials [Go to Page]
- 7.7.1 Apparatus
- 7.7.2 Procedure
- 7.7.3 Treatment of results
- 7.8 Setting time, Class 1 and Class 3 materials [Go to Page]
- 7.8.1 Apparatus for the determination of setting time of Class 1 and Class 3 restorative materials
- 7.8.2 Apparatus for the determination of setting time of Class 1 and Class 3 luting materials
- 7.8.3 Procedure
- 7.8.4 Treatment of results
- 7.9 Sensitivity to light, Class 2 materials [Go to Page]
- 7.9.1 Apparatus
- 7.9.2 Procedure
- 7.9.3 Treatment of results
- 7.10 Depth of cure, Class 2 materials excluding luting materials [Go to Page]
- 7.10.1 Apparatus
- 7.10.2 Procedure
- 7.10.3 Treatment of results
- 7.11 Flexural strength [Go to Page]
- 7.11.1 Apparatus
- 7.11.2 Preparation of test specimens
- 7.11.3 Procedure
- 7.11.4 Treatment of results
- 7.12 Water sorption and solubility [Go to Page]
- 7.12.1 Apparatus
- 7.12.2 Preparation of test specimens
- 7.12.3 Procedure
- 7.12.4 Treatment of results
- 7.13 Shade and colour stability after irradiation and water sorption [Go to Page]
- 7.13.1 General
- 7.13.2 Apparatus
- 7.13.3 Preparation of test specimens
- 7.13.4 Procedure
- 7.13.5 Colour comparison for shade
- 7.13.6 Colour comparison for colour stability
- 7.14 Radio-opacity [Go to Page]
- 7.14.1 Perform the test in accordance with ISO 13116
- 7.14.2 Preparation of test specimens
- 7.14.3 Treatment of results
- 8 Packaging, marking, instructions and information to be supplied by the manufacturer [Go to Page]
- 8.1 Packaging
- 8.2 Marking and instructions for use
- 8.3 Declaration of components
- Bibliography [Go to Page]
