Claims
- 1. A sheet comprised of:(1) a substrate comprised of an olefinic thermoplastic elastomer comprising an olefinic resin and an olefinic copolymer rubber, wherein when a grained sheet made of said elastomer is subjected to a male vacuum forming at least at a point of sheet temperature within the range of 130-150° C., using a testing metal mold as shown in FIG. 1(a) and FIG. 1(b), which metal mold has a ridge 3 protruding from the flat mold face 2 in the dimension that w1 and w5 are both 5 cm, w2 and w4 are both 2.5 cm, w3 is 15 cm and h1 is 3 cm, the grain retention rate of said sheet made of said elastomer, as expressed by the proportion of the grain depth of the sheet retained after being subjected to the male vacuum forming relative to the grain depth before being subjected to the male vacuum forming, meets the relation defined by the following inequality (1) % retention of grain≧100−2.0×(T−120) (1) in which T represents the sheet temperature (° C.) of said grained sheet, wherein the male vacuum forming is performed at the temperature T of said grained sheet within the range from 130° C. to 150° C.; and (2) coated thereon a top coat comprised of a material selected from the group consisting of polyurethane resin, saturated polyester resin, acrylate resin, polyvinyl chloride resin, and isocyanate resin.
- 2. A sheet comprised of:(1) a substrate comprised of an olefinic thermoplastic elastomer comprising: (A) a propylene resin having a melt flow rate according to ASTM D 1238-65T determined at 230° C. under a load of 2.16 kg in the range of 0.1 to 3 g/10 min., (B) an ethylenic copolymer rubber made from ethylene, an α-olefin having 3-20 carbon atoms and an optionally incorporated non-conjugated polyene, and (C) a polyethylene resin, wherein when a grained sheet made of said elastomer is subjected to a male vacuum forming at least at a point of sheet temperature within the range of 130-150° C., using a testing metal mold as shown in FIG. 1(a) and FIG. 1(b), which metal mold has a ridge 3 protruding from the flat mold face 2 in the dimension that w1 and w5 are both 5 cm, w2 and w4 are both 2.5 cm, w3 is 15 cm and h1 is 3 cm, the grain retention rate of said sheet made of said elastomer, as expressed by the proportion of the grain depth of the sheet retained after being subjected to the male vacuum forming relative to the grain depth before being subjected to the male vacuum forming, meets the relation defined by the following inequality (1) % retention of grain≧100−2.0×(T−120) (1) in which T represents the surface temperature (° C.) of said grained sheet, wherein said male vacuum forming is performed at the temperature T of said grained sheet within the range from 130° C. to 150° C.; and (2) coated thereon a top coat comprised of a material selected from the group consisting of polyurethane resin, saturated polyester resin, acrylate resin, polyvinyl chloride resin, and isocyanate resin.
- 3. A sheet comprised of:(1) a substrate comprised of an olefinic thermoplastic elastomer obtained by subjecting a rubber composition comprising: (A) a propylene resin having a melt flow rate according to ASTM D 1238-65T determined at 230° C. under a load of 2.16 kg in the range of 0.1 to 3 g/10 min., (B) an ethylenic copolymer rubber made from ethylene, an α-olefin having 3-20 carbon atoms and an optionally incorporated non-conjugated polyene, and (C) a polyethylene resin, to a dynamic heat treatment in the presence of a crosslinking agent, wherein when a grained sheet made of said elastomer is subjected to a male vacuum forming using a testing metal mold as shown in FIG. 1(a) and FIG. 1(b), which metal mold has a ridge 3 protruding from the flat mold face 2, wherein w1 and w5 are both 5 cm, w2 and w4 are both 2.5 cm, w3 is 15 cm and h1 is 3 cm, the grain retention rate of said sheet made of said elastomer, as expressed by the proportion of the grain depth of the sheet retained after being subjected to the male vacuum forming relative to the grain depth before being subjected to the male vacuum forming, meets the relation defined by the following inequality (1) % retention of grain≧100−2.0×(T−120) (1) in which T represents the surface temperature (° C.) of said grained sheet, wherein said male vacuum forming is performed at the temperature T of said grained sheet within the range from 130° C. to 150° C.; and (2) coated thereon a top coat comprised of a material selected from the group consisting of polyurethane resin, saturated polyester resin, acrylate resin, polyvinyl chloride resin, and isocyanate resin.
- 4. The sheet of claim 1, further comprising a crystalline polyolefin resin (E), wherein the proportion of the crystalline polyolefin resin (E) is in the range of from 20 to 200 parts by weight per 100 parts by weight of the olefinic thermoplastic elastomer.
- 5. The sheet of claim 2, further comprising a crystalline polyolefin resin (E), wherein the proportion of the crystalline polyolefin resin (E) is in the range of from 20 to 200 parts by weight per 100 parts by weight of the olefinic thermoplastic elastomer.
- 6. The sheet of claim 3, further comprising a crystalline polyolefin resin (E), wherein the proportion of the crystalline polyolefin resin (E) is in the range of from 20 to 200 parts by weight per 100 parts by weight of the olefinic thermoplastic elastomer.
- 7. The sheet of claims 1, wherein said substrate layer is comprised of a foamed polyolefin.
- 8. The sheet of claim 2, wherein said substrate layer is comprised of a foamed polyolefin.
- 9. The sheet of claim 3, wherein said substrate layer is comprised of a foamed polyolefin.
- 10. The sheet of claim 4, wherein said substrate layer is comprised of a foamed polyolefin.
- 11. Covering skin sheet for interior furnishings of an automobile, comprised of the sheet as claimed in claim 1.
- 12. Covering skin sheet for interior furnishings of an automobile, comprised of the sheet as claimed in claim 2.
- 13. Covering skin sheet for interior furnishings of an automobile, comprised of the sheet as claimed in claim 3.
- 14. Covering skin sheet for interior furnishings of an automobile, comprised of the sheets as claimed in claim 4.
- 15. Covering skin sheet for interior furnishings of an automobile, comprised of the sheet as claimed in claim 5.
- 16. Covering skin sheet for interior furnishings of an automobile, comprised of the sheet as claimed in claim 6.
- 17. Covering skin sheet for interior furnishings of an automobile, comprised of the sheet as claimed in claim 7.
- 18. Covering skin sheet for interior furnishings of an automobile, comprised of the sheet as claimed in claim 8.
- 19. Covering skin sheet for interior furnishings of an automobile, comprised of the sheets as claimed in claim 9.
- 20. Covering skin sheet for interior furnishings of an automobile, comprised of the sheet as claimed in claim 10.
Priority Claims (1)
Number |
Date |
Country |
Kind |
11-301908 |
Oct 1999 |
JP |
|
Parent Case Info
This application is a divisional of co-pending application Ser. No. 09/695,295, filed on Oct. 25, 2000 and now U.S. Pat. No. 6,500,900 the entire contents of which are hereby incorporated by reference and for which priority is claimed under 35 U.S.C. §120; and this application claims priority of Application No. 11-301908 filed in Japan on Oct. 25, 1999 under 35 U.S.C. §119.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
5362572 |
Hamada et al. |
Nov 1994 |
A |
5948867 |
Abhau |
Sep 1999 |
A |
6288156 |
Hausmann |
Sep 2001 |
B1 |
Foreign Referenced Citations (4)
Number |
Date |
Country |
0844279 |
May 1998 |
EP |
0872517 |
Oct 1998 |
EP |
0947541 |
Oct 1999 |
EP |
9911705 |
Mar 1999 |
WO |
Non-Patent Literature Citations (1)
Entry |
Database WPI, XP-002159416; JP 08 199010, Aug. 6, 1996. |