GB2213492B - Sound absorbing material and sound absorbing elements produced therefrom - Google Patents

Sound absorbing material and sound absorbing elements produced therefrom

Info

Publication number
GB2213492B
GB2213492B GB8729156A GB8729156A GB2213492B GB 2213492 B GB2213492 B GB 2213492B GB 8729156 A GB8729156 A GB 8729156A GB 8729156 A GB8729156 A GB 8729156A GB 2213492 B GB2213492 B GB 2213492B
Authority
GB
United Kingdom
Prior art keywords
sound absorbing
produced therefrom
elements produced
absorbing material
absorbing elements
Prior art date
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 - Fee Related
Application number
GB8729156A
Other versions
GB2213492A (en
GB8729156D0 (en
Inventor
Nikola Andonov Veltchev
Dontcho Trifonov Dontchev
Ognyan Stefanop Tzernoretchiki
Blagoy Spassov Blagoev
Ilian Georgiev Arkaliev
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NIPI ZA IZGRASHDANE NA MATERIA
Original Assignee
NIPI ZA IZGRASHDANE NA MATERIA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NIPI ZA IZGRASHDANE NA MATERIA filed Critical NIPI ZA IZGRASHDANE NA MATERIA
Publication of GB8729156D0 publication Critical patent/GB8729156D0/en
Publication of GB2213492A publication Critical patent/GB2213492A/en
Application granted granted Critical
Publication of GB2213492B publication Critical patent/GB2213492B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/24—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing alkyl, ammonium or metal silicates; containing silica sols
    • C04B28/26—Silicates of the alkali metals
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/52—Sound-insulating materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/90—Electrical properties
    • C04B2111/905—Anti-static materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Laminated Bodies (AREA)
GB8729156A 1987-12-01 1987-12-14 Sound absorbing material and sound absorbing elements produced therefrom Expired - Fee Related GB2213492B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873740727 DE3740727A1 (en) 1987-12-01 1987-12-01 SOUND-EFFECTING MEASURES AND PRODUCTS MADE THEREOF

Publications (3)

Publication Number Publication Date
GB8729156D0 GB8729156D0 (en) 1988-01-27
GB2213492A GB2213492A (en) 1989-08-16
GB2213492B true GB2213492B (en) 1991-01-02

Family

ID=6341668

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8729156A Expired - Fee Related GB2213492B (en) 1987-12-01 1987-12-14 Sound absorbing material and sound absorbing elements produced therefrom

Country Status (2)

Country Link
DE (1) DE3740727A1 (en)
GB (1) GB2213492B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105916081B (en) * 2016-05-05 2019-10-08 歌尔股份有限公司 A kind of loudspeaker mould group
CN105959882A (en) * 2016-05-05 2016-09-21 歌尔股份有限公司 Sound-absorbing assembly and loudspeaker module with sound-absorbing assembly
CN114014631A (en) * 2021-12-24 2022-02-08 舒城诚鑫建材有限公司 Closed-cell perlite composite thermal insulation material and preparation method thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1944263U (en) * 1966-05-07 1966-08-11 Holzwerke H Wilhelmi O H G PRESSURE-RESISTANT, HIGH-INSULATION, TEMPERATURE-RESISTANT BUILDING PLATE.
DE1943433A1 (en) * 1969-08-22 1971-02-25 Friedwald Lewin Sound insulation plaster - contng shredded polystyrene foam
DE2323659C3 (en) * 1973-05-10 1979-08-16 Kubota Ltd., Osaka (Japan) Process for the production of sound absorption boards, boards, panels or other shaped bodies
DE2423618C3 (en) * 1974-05-15 1981-02-26 Hoechst Ag, 6000 Frankfurt Plaster mix
DE3314033A1 (en) * 1983-04-18 1984-10-18 Stotmeister GmbH, 7894 Stühlingen Acoustic coating

Also Published As

Publication number Publication date
DE3740727A1 (en) 1989-06-15
GB2213492A (en) 1989-08-16
GB8729156D0 (en) 1988-01-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee