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51.
公开(公告)号:CH638258A5
公开(公告)日:1983-09-15
申请号:CH1269478
申请日:1978-12-13
Applicant: DEGUSSA
Inventor: MUELLER KARL-HANS DR , BARTHEL WALTER , OELMUELLER ROLF
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公开(公告)号:CA1129608A
公开(公告)日:1982-08-17
申请号:CA339334
申请日:1979-11-07
Applicant: DEGUSSA
Inventor: MULLER KARL-HANS , BARTHEL WALTER
Abstract: The invention provides a mastic asphalt mixture for road, building and industrial construction which contains 0.1 to 2% by weight of synthetic silica. For example, a precipitated silica, a precipitated and spray-dried silica or a pyrogenically produced silica can be used as a synthetic silica. The content of synthetic silica results in a greater hardness of the finished mastic asphalt layer.
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公开(公告)号:DE3036537A1
公开(公告)日:1982-04-22
申请号:DE3036537
申请日:1980-09-27
Applicant: DEGUSSA
Inventor: MUELLER KARL-HANS DIPL CHEM DR , BARTHEL WALTER
Abstract: A mastic asphalt composition is disclosed which comprises, in addition to the mastic asphalt, 0.2 to 5 wt. % of a crystalline, powdered, synthetic zeolite or zeolite mixture. In addition, the mastic asphalt composition may further contain precipitated silica.
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公开(公告)号:DE3028365A1
公开(公告)日:1982-02-18
申请号:DE3028365
申请日:1980-07-26
Applicant: DEGUSSA
Inventor: MUELLER KARL-HANS DIPL CHEM DR , BARTHEL WALTER
Abstract: Bituminous binders are disclosed which contain at least one silane and show excellent improvement of adhesion. The bituminous binder containing silane is manufactured by heating The bituminous binder to a temperature of 120 DEG -230 DEG C. and stirring in the silane. All known silanes can be used as the silane. The resulting compositions can be used for the production of street surfacings, industrial floors, floorings, building protective paints, roof coating masses, undercoatings for motor vehicles and rail vehicles, and cable covering compounds.
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公开(公告)号:DE4402369C2
公开(公告)日:1997-03-13
申请号:DE4402369
申请日:1994-01-27
Applicant: DEGUSSA
Inventor: BARTHEL WALTER , KLEINHENZ HORST , LEIMANN JUERGEN DR , MATHIAS JOHANN DR
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公开(公告)号:ES2056152T3
公开(公告)日:1994-10-01
申请号:ES89110748
申请日:1989-06-14
Applicant: DEGUSSA
Inventor: DANIELS IVO , MANNER REINHARD DR , MULLER KARL-HANS DR , BARTHEL WALTER
Abstract: Bitumen granules which contain 0.5 to 6 % by weight of a powdering and separating agent such as, for example, synthetic silica or carbon black, is produced by atomising hot liquid bitumen in a known spray mixer and simultaneously introducing the powdering and separating agent via the cold air stream into the spray mixer.
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公开(公告)号:DE58908066D1
公开(公告)日:1994-08-25
申请号:DE58908066
申请日:1989-06-14
Applicant: DEGUSSA
Inventor: DANIELS IVO , MANNER REINHARD DR , MUELLER KARL-HANS DR , BARTHEL WALTER
Abstract: Bitumen granules which contain 0.5 to 6 % by weight of a powdering and separating agent such as, for example, synthetic silica or carbon black, is produced by atomising hot liquid bitumen in a known spray mixer and simultaneously introducing the powdering and separating agent via the cold air stream into the spray mixer.
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公开(公告)号:DE4323256A1
公开(公告)日:1994-08-18
申请号:DE4323256
申请日:1993-07-12
Applicant: DEGUSSA
Inventor: BARTHEL WALTER , DIETRICH CLAUS , LORTZ WOLFGANG DR
Abstract: Process for reducing the mixing temperature and the viscosity of bitumen and/or bitumen-bound building material mixtures.
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