JPH0450108Y2 - - Google Patents

Info

Publication number

JPH0450108Y2

JPH0450108Y2 JP2668685U JP2668685U JPH0450108Y2 JP H0450108 Y2 JPH0450108 Y2 JP H0450108Y2 JP 2668685 U JP2668685 U JP 2668685U JP 2668685 U JP2668685 U JP 2668685U JP H0450108 Y2 JPH0450108 Y2 JP H0450108Y2

Authority

JP

Japan

Prior art keywords

core material

synthetic resin

molded product

molded

skin material

Prior art date

1985-02-26

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Links

• Espacenet
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• 239000011162 core material Substances 0.000 claims description 50
• 229920003002 synthetic resin Polymers 0.000 claims description 26
• 239000000057 synthetic resin Substances 0.000 claims description 26
• 239000000463 material Substances 0.000 claims description 22
• 230000008602 contraction Effects 0.000 description 5
• 238000000465 moulding Methods 0.000 description 3
• 239000004743 Polypropylene Substances 0.000 description 2
• 239000000806 elastomer Substances 0.000 description 2
• -1 polypropylene Polymers 0.000 description 2
• 229920001155 polypropylene Polymers 0.000 description 2
• 229920002943 EPDM rubber Polymers 0.000 description 1
• JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
• 239000002131 composite material Substances 0.000 description 1
• 238000005336 cracking Methods 0.000 description 1
• 230000002950 deficient Effects 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 229920001971 elastomer Polymers 0.000 description 1
• 238000005516 engineering process Methods 0.000 description 1
• 230000007613 environmental effect Effects 0.000 description 1
• 238000001746 injection moulding Methods 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 239000010445 mica Substances 0.000 description 1
• 229910052618 mica group Inorganic materials 0.000 description 1
• 229920003051 synthetic elastomer Polymers 0.000 description 1