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Process for coating a pipe |
| T965003 |
Process for coating a pipe
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| Inventor: |
Schellekens, et al. |
| Date Issued: |
December 6, 1977 |
| Application: |
05/770,500 |
| Filed: |
February 22, 1977 |
| Inventors: |
Schellekens; Joannes C. A. (Amsterdam, NL)
Van Beem; Eric J. (Amsterdam, NL)
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| U.S. Class: |
138/145; 427/409; 428/36.91; 524/62; 524/68 |
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| Abstract: |
a process for coating a pipe, tube, or conduit is disclosed, which process consists of applying to the article a bituminous composition comprising:A. from 80 to 99 parts by weight of a bituminous component;B. from 1 to 20 parts by weight of a block copolymer having the general structure A--B--B--A).sub.n where A is thermoplastic polymer block of a monoalkenyl arene, B is an elastomeric polymer block of a conjugated diene, and n is an integer from 1-15;C. from 1 to 60 percent by weight of a wax; andD. from 1 to 100 percent by weight of an inorganic filler wherein the percentages of wax and filler are based on the combined weight of the bituminous component and the block copolymer. |
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