FIELD: chemistry.
SUBSTANCE: composition contains the following in pts.wt: 100 - copolymer of butadiene and piperylene with molecular weight 1200-3200 and content of hydroxyl groups 0.8-1.1%, 20-polymethylene polyphenyl isocyanate with content of isocyanate groups 29-31%, 70-100 - rubber crumbs, and 25-20 - high-molecular polyethylene with molecular weight 30000-800000.
EFFECT: high dynamic and physical-mechanical properties of the composition based on the filled foamed polyurethane.
1 ex, 2 tbl
Title | Year | Author | Number |
---|---|---|---|
METHOD OF OBTAINING COMPOUNDED FOAM POLYURETHANE | 2008 |
|
RU2355713C1 |
MIXTURE FOR OBTAINING FLEXIBLE POLYURETHANE FOAM | 2007 |
|
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COMPOSITION FOR PRODUCING FLEXIBLE POLYURETHANE FOAM | 2010 |
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COMPOSITION FOR COVERING SPORT GROUNDS | 1992 |
|
RU2024564C1 |
RUBBER COATING | 2003 |
|
RU2268279C2 |
RUBBER COVERING | 2003 |
|
RU2285026C2 |
POLYMERIC COMPOSITION FOR RACING TRACKS AND SPORTS GROUNDS | 0 |
|
SU1775447A1 |
COMPOSITION FOR COATINGS | 1993 |
|
RU2057776C1 |
Authors
Dates
2011-07-27—Published
2010-02-17—Filed