Apparatus for thermoforming thermoplastic sheet materials
Patent
·
OSTI ID:5526165
The present invention relates to an improved plug or tool for use in the production of shaped articles from thermoplastic sheet materials. An important feature of the present invention is that the tool or plug comprises a body portion which incorporates one or more inserts which possess a thermal conductivity different from the thermal conductivity of the body portion.
- Assignee:
- W R Grace Australia Limited (Australia)
- Patent Number(s):
- US 4500277
- OSTI ID:
- 5526165
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
360401* -- Polymers & Plastics-- Preparation & Fabrication-- (-1987)
FABRICATION
HEAT TREATMENTS
MATERIALS
MATERIALS WORKING
ORGANIC COMPOUNDS
ORGANIC POLYMERS
PETROCHEMICALS
PETROLEUM PRODUCTS
PHYSICAL PROPERTIES
PLASTICS
POLYMERS
SHEETS
SYNTHETIC MATERIALS
THERMAL CONDUCTIVITY
THERMODYNAMIC PROPERTIES
THERMOMECHANICAL TREATMENTS
THERMOPLASTICS
TOOLS
360401* -- Polymers & Plastics-- Preparation & Fabrication-- (-1987)
FABRICATION
HEAT TREATMENTS
MATERIALS
MATERIALS WORKING
ORGANIC COMPOUNDS
ORGANIC POLYMERS
PETROCHEMICALS
PETROLEUM PRODUCTS
PHYSICAL PROPERTIES
PLASTICS
POLYMERS
SHEETS
SYNTHETIC MATERIALS
THERMAL CONDUCTIVITY
THERMODYNAMIC PROPERTIES
THERMOMECHANICAL TREATMENTS
THERMOPLASTICS
TOOLS