نتایج جستجو برای: based adhesives

تعداد نتایج: 2939802  

Journal: :journal of dental materials and techniques 0
mostafa sadeghi professor, department of operative dentistry, school of dentistry, rafsanjan university of medical sciences, rafsanjan, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی رفسنجان (rafsanjan university of medical sciences) mohammad atafat assistant professor, department of operative dentistry, school of dentistry, rafsanjan university of medical sciences, rafsanjan, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی رفسنجان (rafsanjan university of medical sciences) mehdi abbasi assistant professor, department of operative dentistry, school of dentistry, rafsanjan university of medical sciences, rafsanjan, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی رفسنجان (rafsanjan university of medical sciences)

background: the clinical success of sandwich technique depends on the strength of resin-modified glass ionomer cement (rmgic) bonding to both dentin and resin composite. therefore, the shear bond strength (sbs) of resin composite bonded to rmgic utilizing different resin adhesives versus a gic-based adhesive was compared. materials and methods: in this in vitro study, 84 holes (5×2 mm) were pre...

Journal: :Orthopedics 2013
Ashish Anand

Bone and tissue adhesives are common and beneficial supplements to standard methods of musculoskeletal tissue suture repair. Knowledge and development of biologically derived or inspired adhesives useful in orthopedic surgery are rapidly advancing. Recent literature demonstrates the increased adjunct or primary use of biological adhesives in the repair of musculoskeletal soft tissues, chondral ...

Journal: :Industrial Crops and Products 2010

ژورنال: مجله دندانپزشکی 2013
داوری, عبدالرحیم , محمدی, نجمه پور , نسب, مجید موسوی , کاظمی, علیرضا دانش ,

  Background and Aims: Different adhesives with different solvents may have different solvent evaporation rates. The purpose of this study was to evaluate the solvent evaporation in the self etch and total etch adhesive in different air drying times.   Materials and Methods: Five adhesives were used in this study: Excite, Prime & Bond NT, UNO, Single Bond, SE Bond Primer. Twelve drops of each a...

Journal: :NIPPON GOMU KYOKAISHI 1983

Journal: :Dental materials : official publication of the Academy of Dental Materials 2009
Qiang Ye Jonggu Park Elizabeth Topp Paulette Spencer

OBJECTIVES Our previous study showed poor mechanical durability and nano-sized heterogeneities in cross-linked dentin adhesives cured in the presence of water. To further explore the relationship between nano-scale heterogeneities and the long-term mechanical properties of dentin adhesives, the properties of model dentin adhesives polymerized using hydrophilic photoinitiators were compared with...

2000

Three Bond has been supplying conductive adhesives for about 15 years. Most of these products take the form of paste containing silver powder. They are used for mounting quartz oscillators and semiconductors. Today, new technologies are developing very rapidly in the electric and electronic industries, creating faster and lighter products, especially in the field of information. Accordingly, el...

2003
Bob Boyes

Conductive inks and adhesives were used in the earliest electronics. Thomas Edison was the first to propose conductive adhesives as a way to replace wires all the way back in 1904. Today, adhesives are used with conventional etched copper circuit boards and also with other Polymer Thick Film (PTF) materials to produce electronic products that can be built very efficiently. Safe, reliable and lo...

Background and aims: New dentin bonding agents and techniques have been developed to reduce microleakage and create higher bond strength. This in-vitro study compared the microleakage of three resin-based adhesives versus a GIC-based adhesive on class V composite restorations.  Materials and Methods: Class V cavities were prepared on the buccal surfaces of 72 sound premolars, randomly assigned ...

Journal: :جنگل و فرآورده های چوب 0
داود افهامی سیسی دانشجوی دکتری چوب شناسی و صنایع چوب، دانشگاه تهران، ایران و دانشگاه مونپولیه، فرانسه یحیی همزه استاد گروه علوم و صنایع چوب و کاغذ دانشکدة منابع طبیعی، دانشگاه تهران، کرج، ایران ماری فرانس تونن استاد مؤسسة تحقیقات سیراد، مونپولیه، فرانسه علی نقی کریمی استاد گروه علوم و صنایع چوب و کاغذ دانشکدة منابع طبیعی، دانشگاه تهران، کرج، ایران آنتونیو پیزی استاد مؤسسة انستیب، دانشگاه نانسی، اپینال، نانسی، فرانسه کامبیز پورطهماسی دانشیار گروه علوم و صنایع چوب و کاغذ دانشکدة منابع طبیعی، دانشگاه تهران، کرج، ایران

quebracho tannin wood adhesive in non formaldehyde approach has low autocondensation rate and needs more press time than formaldehyde-based wood adhesives to produce wood composites. in this study, boric acid was used to increase autocondensation rate of quebracho tannin adhesive to make poplar plywood. the main ingredients of the adhesives include quebracho tannin, naoh, hexamine, boric acid a...

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