What's the difference between copal and resinous?

Copal


Definition:

  • () A resinous substance flowing spontaneously from trees of Zanzibar, Madagascar, and South America (Trachylobium Hornemannianum, T. verrucosum, and Hymenaea Courbaril), and dug from earth where forests have stood in Africa; -- used chiefly in making varnishes.

Example Sentences:

  • (1) The preliminary treatment with a copal-ether varnish (Copalite) was of insignificant value.
  • (2) Forty molar and premolar teeth had non-retentive cavities prepared and restored with amalgam using (1) copal varnish (control), (2) a pin, (3) Amalgambond or (4) Panavia-Ex.
  • (3) The sealing abilities of three therapeutic varnishes were compared with that of a conventional copal varnish in vitro under Tytin silver amalgam restorations.
  • (4) Compared to R0, Copal overestimates SBP, but is efficient for DBP measurement.
  • (5) In this study an automated sphygmomanometer, the Copal UA-231, was evaluated on the basis of duplicate blood pressure measurements, one with this machine and one with a Hawksley random zero machine, taken on 1536 participants in a health survey.
  • (6) The addition of amine fluorides to a copal recin (Copalite) and a chlorine caoutchouc varnish (Pergut S-40) has been studied.
  • (7) Ten restorations were used for each of the following groups: 1) Amalgam alone; 2) Two layers of copal varnish and amalgam; 3) Vitrabond, amalgam; 4) Timeline, amalgam; 5) XR Ionomer, amalgam.
  • (8) In 50 teeth removed as a result of decay, cavities were prepaired on vestibular faces and were divided into 5 equal groups: Group A: with no caviti varnish; Group B: two coats of a linkin agent (Scotch Bond 3M); Group C: an amalgam liner base (Voco); Group D; two coats of copal varnish: Group E: an amalgam bond base (Carl San Remo, Germany).
  • (9) Class V cavities were prepared in the buccal surfaces of extracted human canine and premolar teeth and were treated in one of the following ways: no liner or varnish, a copal varnish, or an adhesive resin liner.
  • (10) The Copal UA-251 is a small automatic blood-pressure monitor, which relies on a piezo-electric microphone for detection of Korotkoff sounds.
  • (11) Group IA (n = 20) included 20 patients and compared Copal to intra-aortic measurement.
  • (12) Same results occur for IA-Copal values (SBP: r = 0.36, DBP: r = 0.30).
  • (13) A novel formulation of nicardipine (50% standard (short acting), 50% sustained release) was evaluated in mild hypertension in a double-blind, randomized, placebo-controlled study, using clinic measurements (Hawksley) augmented by home recorded blood pressures (Copal UA 251).
  • (14) Less microleakage was observed in resin-bonded amalgam restorations than in Copal varnish-lined or unlined restorations.
  • (15) The results demonstrated significant advantages of using a dentine adhesive as an interfacial sealer in order to reduce microleakage, compared to a conventional Copal varnish.
  • (16) Four groups were studied, including copal varnish, which was used as a control.
  • (17) Specimens were randomly assigned to four equal groups for liner placement: Group I--control, no liner used; Group II--copal varnish; Group III--4-META adhesive; Group IV--dentin bonding agent.
  • (18) Copals and damars are produced by trees belonging to the Araucariaceae, Caesalpiniaceae, Dipterocarpaceae and Burseraceae families.
  • (19) No significant improvement in the sealing properties of either the conventional or high-copper amalgam restorations was achieved after the 14-month period by the application of Copal varnish.
  • (20) The rate of marginal microleakage was not significantly affected by the application of a Copal varnish after this period.

Resinous


Definition:

  • (a.) Of or pertaining to resin; of the nature of resin; resembling or obtained from resin.

Example Sentences:

  • (1) Results suggest that these resins should be used with some method to compensate for the shrinkage, when used as index material.
  • (2) The teeth were embedded in phenolic rings with acrylic resin.
  • (3) Cholestyramine resin was beneficial in reducing stool bulk but had no substantial effect on fat absorption.
  • (4) In this study, a technique is described by which large obturators can be retained with an acrylic resin head plate.
  • (5) We retrospectively studied the incidence and course of epoxy resin contact dermatitis in 2265 patients in whom contact dermatitis was confirmed by patch testing.
  • (6) Bio-Rex 70, a carboxylic acid cation exchanger, is studied as a biological ion-exchanger resin model for cellular cytoplasm.
  • (7) A reference glass, five ceramic materials, and one resin-based composite were tested.
  • (8) The bond strength of the resins did not change with the time spent immersed in water up to 6 months, but decreased with any further increase in time.
  • (9) Urine from patients receiving desipramine was collected and passed through a column of XAD-2 resin.
  • (10) Primary sternal closure was difficult and delayed closure was performed using splint with a resin plate.
  • (11) The tractional resistance carried out on the laminate fronts where a treatment of only silane and resin of connection was applied, was greater where the treatment of silane was employed.
  • (12) A free T4 index (FTI) can be calculated from the values for T4 and TBG index, because the TBG index is reciprocally related to the serum uptake test (T3-resin).
  • (13) Eight macerated human child skulls with a dental age of approximately 9.5 years (mixed dentition) were consecutively subjected to an experimental standardized high-pull headgear traction system attached to the maxilla at the first permanent molar area via an immovable acrylic resin splint covering all teeth.
  • (14) The decreases were substantially greater than those achieved with either resin or resin plus niacin.
  • (15) [Tyr22] glucagon and [desHis1, Tyr22] glucagon were synthesized by an improved solid phase procedure on a Pam-resin.
  • (16) By embedding the biopsy in the acrylic resin LR White, unsupported sections of which are stable in the electron beam, light and electron microscopy and immunocytochemistry become feasible on sections from the same block.
  • (17) A technique is described which the glass coverslip of a culture, flat embedded in epoxy resins can be removed easily using hydrofluoric acid.
  • (18) In conclusion, no porosities are found on the surface of the various resins.
  • (19) It is also susceptible to thermal inactivation at 37 degrees , possibly through changes in the affinity of triiodothyronine to the nuclear binding protein(s), since the bound triiodothyronine becomes more readily dialyzable, is absorbed by an anion exchange resin, but retains its characteristic mobility on electrophoresis.
  • (20) A clinical study was carried out to determine the influence of finishing on the wear rate of a posterior composite resin.

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